CN114719077A - Light-weight pneumatic cut-off valve - Google Patents
Light-weight pneumatic cut-off valve Download PDFInfo
- Publication number
- CN114719077A CN114719077A CN202210368546.7A CN202210368546A CN114719077A CN 114719077 A CN114719077 A CN 114719077A CN 202210368546 A CN202210368546 A CN 202210368546A CN 114719077 A CN114719077 A CN 114719077A
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- Prior art keywords
- gear
- valve body
- sleeve
- rotating shaft
- rotating rod
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- 230000033001 locomotion Effects 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 10
- 244000309464 bull Species 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000011550 stock solution Substances 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims 2
- 238000004140 cleaning Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 9
- 239000010865 sewage Substances 0.000 abstract description 8
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000005507 spraying Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 11
- 239000012535 impurity Substances 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000003599 detergent Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/0095—Flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/70—Regenerating the filter material in the filter by forces created by movement of the filter element
- B01D29/72—Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- Filtration Of Liquid (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a light-weight pneumatic cut-off valve, which relates to the technical field of pneumatic cut-off valves and comprises a valve body, a rotating shaft II and a sleeve I, wherein a sewage discharge hole is formed in the valve body, a filter screen is arranged in the valve body, a liquid spraying device is arranged on the valve body, the surface of the valve body is fixedly connected with the rotating shaft I in a fixed shaft mode, the surface of the rotating shaft II is fixedly connected with a gear I, a convex strip is arranged on the surface of the rotating shaft I, an incomplete gear and a circular ring are respectively and fixedly connected with the surface of the sleeve I, a fixing plate is arranged on the surface of the valve body, a transmission part for driving the sleeve I to reciprocate is arranged on the fixing plate, a descaling agent is sprayed into the valve body through reciprocating movement of a piston rod and continuously touches the gear I through the surface of the arc surface of the incomplete gear of the circular ring, so that the rotating shaft II and the filter screen are driven to shake, the descaling agent can better remove dirt on the surface and enhance the cleaning quality, and the filter screen does not need to be detached in the cleaning process, so that the working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of pneumatic cut-off valves, in particular to a light-weight pneumatic cut-off valve.
Background
The pneumatic cut-off valve has the function of quick cut-off and has the characteristics of simple structure, sensitive response, reliable action and the like. But the wide application is in industrial production departments such as petroleum, chemical industry, metallurgy, and light-weight pneumatic trip valve compares with generally and adopts the light material to make, valve body weight and thickness all are less than ordinary pneumatic trip valve, pneumatic trip valve is when using, in order to prevent the impurity that outside aquatic probably exists, make pneumatic trip valve take place to block up, usually at the inside filter screen that sets up of pneumatic trip valve, but the filter screen uses the back for a long time, the surface can produce a large amount of dirt, influence the rivers circulation, need regularly to dismantle the clearance, it is comparatively troublesome, reduce work efficiency.
Disclosure of Invention
The invention aims to provide a light-weight pneumatic cut-off valve which has the advantages that a piston rod moves in a reciprocating mode, a descaling agent is sprayed into a valve body, a first gear is continuously touched on the surface of the cambered surface of an incomplete circular gear, a second rotating shaft and a filter screen are driven to shake, dirt on the surface of the first rotating shaft and the filter screen can be better removed by matching with the descaling agent, the cleaning quality is improved, the filter screen does not need to be detached in the cleaning process, the working efficiency is improved, and the problems in the prior art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a light-weight pneumatic cut-off valve comprises a valve body, a rotating shaft II and a sleeve I, wherein a water inlet and a water outlet are formed in two sides in the valve body respectively, a sewage discharge hole is formed in the valve body, a filter screen is arranged in the valve body, a liquid spraying device is arranged on the valve body, the surface of the valve body is fixedly connected with the rotating shaft I in a shaft-fixed manner, a through hole for the rotating shaft II to pass through and be rotatably connected with the rotating shaft II in a shaft-fixed manner is formed in the surface of the valve body, a gear I is fixedly connected with the surface of the rotating shaft II, a convex strip is arranged on the surface of the rotating shaft I, a through hole for the convex strip to pass through is formed in the surface and the wall of the sleeve I, an incomplete gear and a circular ring are fixedly connected with the surface of the sleeve I respectively, and the gear I is intermittently meshed with the incomplete gear, the surface of the valve body is provided with a fixed plate, and the fixed plate is provided with a transmission part for driving the sleeve to reciprocate.
Optionally, the transmission part includes a second sleeve and a rotating rod, a supporting block is fixedly connected to the surface of the fixing plate, the first rotating shaft penetrates through the supporting block and is rotatably connected with a fixed shaft of the first rotating shaft, a through hole is formed in the surface of the supporting block, the rotating rod extends into the through hole and is rotatably connected with the fixed shaft of the first rotating shaft, a cylinder is rotatably connected with the fixed shaft of the end of the rotating rod, the cylinder is connected with a second gear through a limiting part, a third gear is fixedly connected to the surface of the first rotating shaft, the second gear and the third gear are identical in size and are meshed with each other, the sleeve is sleeved on the surface of the rotating rod, a sliding block is arranged on the inner wall of the second sleeve, a sliding groove is formed in the surface of the rotating rod, the sliding groove is used for extending into and is slidably connected with the sliding block, the sliding groove is waved and is arranged around the rotating rod, a supporting plate is fixedly connected to the end of the second sleeve, an opening is formed in the surface of the supporting plate, the first sleeve penetrates through hole and is rotatably connected with the fixed shaft of the supporting plate, and the cylinder is provided with a force accumulation part for driving the rotating rod to rotate intermittently.
Optionally, the power accumulating part comprises a clamping assembly and a tension spring; the clamping assembly comprises a clamping block and a spring, a groove for the clamping block to extend into is formed in the inner wall of the through hole, a clamping groove for the clamping block to extend into is formed in the end face of the rotating rod, the height of the clamping block is larger than that of the clamping groove, and two ends of the spring are fixedly connected with the surface of the clamping block and the inner wall of the groove respectively; the cylindrical fixed surface is connected with the butt joint piece, the butt joint piece with the terminal surface of bull stick all is provided with the dead lever, the both ends of extension spring set up respectively two the surface of dead lever.
Optionally, the hydrojet device includes the piston rod, the surface of valve body is provided with a piston barrel, be provided with the detergent in the piston barrel, the surface of piston barrel is offered and is used for the piston rod passes and sliding connection's with it wear the mouth, the piston rod pass through the connecting rod with backup pad fixed connection, the tip fixedly connected with piston of piston rod, charging tube and discharging pipe have been seted up on the surface of piston barrel, the charging tube with the discharging pipe surface all is provided with the check valve, charging tube and outside stock solution device intercommunication, the discharging pipe stretches into in the valve body.
Optionally, the limiting component includes a ratchet wheel, the ratchet wheel is fixedly arranged in the second gear, and a pawl matched with the ratchet wheel is arranged on the surface of the cylinder, so that the cylinder can only rotate in a single direction.
Optionally, a motor is mounted on the surface of the fixing plate through a fixing rod, and the output end of the motor is fixedly connected with the end of the first rotating shaft.
Optionally, the surfaces of the incomplete gear and the circular ring are provided with a plurality of convex particles distributed in an annular array, and the convex particles are made of elastic materials.
Optionally, the number of the clamping assemblies is four, and the clamping assemblies are distributed in an annular array.
Optionally, the length of the incomplete gear teeth is one fourth of the circumference of the gear, so that the incomplete gear can only drive the gear to rotate 90 degrees at a time.
Compared with the prior art, the invention has the following beneficial effects:
firstly, when the cambered surface of the circular ring or the incomplete gear moves to be right below the gear I, teeth on the surface of the gear I are in contact with the surface of the cambered surface of the circular ring or the incomplete gear, so that the gear I is limited to rotate, the first gear I is shaken by continuously touching the first gear with the convex particles arranged on the surface of the cambered surface of the incomplete gear of the circular ring, the first gear I is shaken to drive the rotating shaft II to shake with the filter screen, dirt on the surface of the first gear can be better removed by shaking the filter screen and matching with a descaling agent, the cleaning quality is improved, the filter screen does not need to be detached in the cleaning process, and the working efficiency is improved.
The piston rod intermittently reciprocates to drive the piston to intermittently reciprocate, the descaling agent in the piston cylinder is sprayed into the valve body through the discharge pipe and is mixed with water in the valve body, dirt on the bottom of the filter screen and the valve body is removed, impurities are dissolved, and the working efficiency of the valve body is improved.
Third, the slider slides from one corner of the wavy chute to the other corner through every 90-degree rotation of the rotating rod, so that the first sleeve and the incomplete gear and the ring on the surface of the first sleeve are driven to move once along the surface of the rotating shaft, and the incomplete gear teeth can only drive the first gear to rotate 90 degrees, so that the tooth part of the incomplete gear cannot be separated from the first gear when meshed with the first gear through the rotation of the rotating rod, the incomplete gear and the ring reciprocate once every 180-degree rotation, the fact that the incomplete gear always misplaces with the first gear in the reciprocating movement process is guaranteed, and the stability of the valve body in use is improved.
Fourthly, the invention controls the motor to rotate reversely after cleaning is finished, before the motor is switched from the forward rotation to the reverse rotation, the output end of the motor can continuously rotate forward for a plurality of weeks, and the specific number of the revolutions is preset, so that the incomplete gear is positioned below the gear when the motor rotates reversely, at the moment, the first rotating shaft and the third rotating shaft are driven to rotate reversely through the reverse rotation of the output end of the motor, and under the action of the ratchet wheel and the pawl, when the second rotating shaft rotates reversely, the cylinder does not rotate, and then the incomplete gear is driven to rotate reversely through the first rotating shaft, so that the first gear and the second rotating shaft are driven to rotate reversely, the filter screen is reset, and the subsequent use is convenient.
Drawings
FIG. 1 is an isometric view of a structure of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;
FIG. 3 is a schematic view of the interior of the valve body of the present invention;
FIG. 4 is a schematic structural view of a power storage component of the present invention;
FIG. 5 is a cross-sectional view of a second embodiment of the present invention;
FIG. 6 is a cross-sectional view of the ratchet structure of the present invention;
fig. 7 is a sectional view of the piston cylinder structure of the present invention.
In the figure: 1. a valve body; 101. a water inlet; 102. a water outlet; 4. a first rotating shaft; 5. a second rotating shaft; 51. a filter screen; 6. a fixing plate; 7. a support block; 71. a groove; 72. a clamping block; 73. a spring; 74. a through hole; 8. a motor; 9. a convex strip; 10. a first sleeve; 11. a circular ring; 12. an incomplete gear; 13. protruding grains; 14. a first gear; 15. a cylinder; 151. a butting block; 152. a tension spring; 153. fixing the rod; 16. a ratchet wheel; 161. a pawl; 17. a second gear; 18. a rotating rod; 181. a card slot; 182. a chute; 19. a second sleeve; 191. a slider; 20. a support plate; 21. a connecting rod; 22. a piston rod; 23. a piston cylinder; 24. a piston; 25. a discharge pipe; 27. a sewage draining hole; 28. and a third gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, in the present embodiment, a light-weight pneumatic cut-off valve is provided, which includes a valve body 1, a second rotating shaft 5 and a first sleeve 10, a water inlet 101 and a water outlet 102 are respectively disposed on two sides in the valve body 1, a sewage discharge hole 27 is disposed in the valve body 1, a filter screen 51 is disposed in the valve body 1, a liquid spraying device is disposed on the valve body 1, a first rotating shaft 4 is rotatably connected to a surface of the valve body 1 in a fixed axis manner, a through hole for the second rotating shaft 5 to pass through and rotatably connect with the fixed axis is disposed on a surface of the valve body 1, a first gear 14 is fixedly connected to a surface of the second rotating shaft 5, a convex strip 9 is disposed on a surface of the first rotating shaft 4, the first sleeve 10 is sleeved on a surface of the first rotating shaft 4, a through hole for the convex strip 9 to pass through is disposed on a pipe wall of the first sleeve 10, an incomplete gear 12 and a circular ring 11 are respectively fixedly connected to a surface of the first sleeve 10, the first gear 14 is intermittently engaged with the incomplete gear 12, the surface of the valve body 1 is provided with a fixing plate 6, and the fixing plate 6 is provided with a transmission part for driving the first sleeve 10 to reciprocate.
More specifically, in this embodiment, when the filter screen needs to be cleaned, the pneumatic cut-off valve is controlled to cut off the water flow, after the water flow is cut off, the first rotating shaft 4 is rotated, the first sleeve 10 is driven to rotate under the action of the raised lines 9, the first sleeve 10 is driven to rotate, the incomplete gear 12 and the ring 11 are driven to rotate, the filter screen 51 is driven to rotate through the rotation of the incomplete gear 12, the filter screen 51 is attached to the surface of the sewage discharge hole 27, a detergent is sprayed inside the valve body 1 through the liquid spraying device and mixed with water inside the valve body 1, dirt on the bottom of the filter screen 51 and the bottom of the valve body 1 is removed, impurities are dissolved, the first rotating shaft 4 is rotated, the first sleeve 10 is driven to reciprocate under the action of the transmission part, the first sleeve 10 reciprocates, the incomplete gear 12 and the ring 11 are driven to intermittently reciprocate along the surface of the first rotating shaft 4, when the arc surface of the ring 11 or the incomplete gear 12 moves to a position right below the gear I14, teeth on the surface of the gear I14 are in contact with the surface of the arc surface of the ring 11 or the incomplete gear 12, so that the gear I14 is limited to rotate, the surface of the arc surface of the incomplete gear 12 of the ring 11 is continuously contacted with the gear I14, the gear I14 is shaken to drive the rotating shaft II 5 and the filter screen 51 to shake, dirt on the surface of the rotating shaft II can be better removed through shaking of the filter screen 51 and matching with a descaling agent, the cleaning quality is improved, the filter screen 51 is not required to be detached in the cleaning process, the time is saved, the working efficiency is improved, after the descaling is continued for a period of time, the sealing device at the orifice of the drain hole 27 is opened, water flow in the valve body 1 is communicated with the outside, and the dirt removed from the valve body 1 and dissolved impurities are discharged through the filter screen 51 and the drain hole 27, and the water flow can wash the surface of the filter screen 51 when passing through the filter screen 51, so that the dirt on the filter screen 51 is further reduced.
Further, in the present embodiment: the transmission part comprises a second sleeve 19 and a rotating rod 18, the surface of the fixed plate 6 is fixedly connected with a supporting block 7, a first rotating shaft 4 penetrates through the supporting block 7 and is rotatably connected with a fixed shaft of the supporting block 7, the surface of the supporting block 7 is provided with a through hole 74 for the rotating rod 18 to extend into and be rotatably connected with the fixed shaft of the supporting block, the end part of the rotating rod 18 is rotatably connected with a cylinder 15 in a fixed shaft way, the cylinder 15 is connected with a second gear 17 through a limiting part, the surface of the first rotating shaft 4 is fixedly connected with a third gear 28, the second gear 17 and the third gear 28 are identical in size and are meshed with each other, the second sleeve 19 is sleeved on the surface of the rotating rod 18, the inner wall of the second sleeve 19 is provided with a sliding block 191, the surface of the rotating rod 18 is provided with a sliding groove 182 for the sliding connection of the sliding block 191, the sliding groove 182 is wavy and is arranged around the rotating rod 18, the end part of the second sleeve 19 is fixedly connected with a supporting plate 20, the surface of the supporting plate 20 is provided with an opening for the first sleeve 10 to pass through and be rotatably connected with the fixed shaft of the supporting plate, the cylinder 15 is provided with a power storage part for driving the rotating rod 18 to rotate intermittently.
More specifically, in this embodiment, the first rotating shaft 4 rotates to drive the third gear 28 to rotate, the third gear 28 rotates to drive the second gear 17 to rotate counterclockwise as shown in fig. 6, the second gear 17 rotates counterclockwise as shown in fig. 6, the limiting member drives the cylinder 15 to rotate counterclockwise as shown in fig. 6, the cylinder 15 rotates and drives the rotating rod 18 to rotate intermittently as shown in fig. 6, the rotating rod 18 rotates intermittently, the sliding slot 182 formed on the surface of the rotating rod 18 rotates intermittently as shown in fig. 6, the sliding block 191 is pressed to slide along the sliding slot 182 during the rotation of the sliding slot 182, the sliding slot 182 is wavy and is disposed around the rotating rod 18, so that the second sleeve 19 is driven to reciprocate intermittently by the intermittent rotation of the rotating rod 18 and the intermittent reciprocating movement of the second sleeve 19, and the supporting plate 20 is driven to reciprocate intermittently as shown in fig. 6, the sleeve I10 and the incomplete gear 12 and the circular ring 11 on the surface of the sleeve I are driven to intermittently reciprocate along the surface of the rotating shaft I4 by the intermittent reciprocating movement of the support plate 20 and the intermittent reciprocating movement of the support plate 20, so that the incomplete gear 12 and the circular ring 11 are intermittently contacted with the gear I14.
Further, in the present embodiment: the power accumulating part comprises a clamping assembly and a tension spring 152; the clamping assembly comprises a clamping block 72 and a spring 73, a groove 71 for the clamping block 72 to extend into is formed in the inner wall of the through hole 74, a clamping groove 181 for the clamping block 72 to extend into is formed in the end face of the rotating rod 18, the height of the clamping block 72 is larger than that of the clamping groove 181, and two ends of the spring 73 are fixedly connected with the surface of the clamping block 72 and the inner wall of the groove 71 respectively; the fixed surface of cylinder 15 is connected with butt piece 151, and the terminal surface of butt piece 151 and bull stick 18 all is provided with dead lever 153, and the both ends of extension spring 152 set up respectively on the surface of two dead levers 153.
More specifically, in this embodiment, the cylinder 15 rotates to drive the abutting block 151 to rotate counterclockwise in the direction shown in fig. 4, the abutting block 151 rotates to pull the spring 152, the detent 72 is engaged with the detent 181, the rotating rod 18 does not rotate, the abutting block 151 rotates to abut against the detent 72, the abutting block 151 presses the detent 72 to move away from the detent 181, when the detent 72 is disengaged from the detent 181, the rotating rod 18 is not restricted, the rotating rod 18 is rapidly rotated by the elastic restoring force of the spring 152, and the abutting block 151 rotates continuously, so as to drive the rotating rod 18 to rotate in the direction of rotation of the abutting block 151, the rotating rod 18 rotates to press the detent 72, the pressing spring 73 contracts, the detent 72 abuts against the surface of the rotating rod 18, and the rotating rod 18 rotates until the detent 181 contacts another detent 72, spring 73 no longer receives pressure, under the effect of the elastic restoring force through spring 73, promotes fixture block 72 and stretches into draw-in groove 181, and bull stick 18 can't rotate this moment to because bull stick 18 rotates rapidly in the effect of extension spring 152, the slew velocity of bull stick 18 is greater than the slew velocity of butt rod 151, when draw-in groove 181 and another fixture block 72 contact, butt block 151 is located between another fixture block 72 and the last fixture block 72, thereby guarantees the stability when bull stick 18 rotates.
Further, in the present embodiment: the hydrojet device includes piston rod 22, the surface of valve body 1 is provided with piston cylinder 23, be provided with the detergent in the piston cylinder 23, the surface of piston cylinder 23 is offered and is used for piston rod 22 to pass and sliding connection's with it wear the mouth, piston rod 22 passes through connecting rod 21 and backup pad 20 fixed connection, the tip fixedly connected with piston 24 of piston rod 22, charging tube and discharging pipe 25 have been seted up on the surface of piston cylinder 23, charging tube and discharging pipe 25 surface all are provided with the check valve, the charging tube communicates with outside liquid storage device, discharging pipe 25 stretches into in the valve body 1.
More specifically, in this embodiment, through backup pad 20 intermittent reciprocating motion, and under the effect through connecting rod 21, drive piston rod 22 intermittent reciprocating motion, through piston rod 22 intermittent reciprocating motion, drive piston 24 intermittent reciprocating motion, spout the inside scale remover of piston tube 23 inside valve body 1 through discharging pipe 25, the scale remover mixes with the inside water of valve body 1 each other, gets rid of the dirt in filter screen 51 surface and the valve body 1, avoid taking place the jam, improved the service quality of valve body 1.
Further, in the present embodiment: the limiting component comprises a ratchet wheel 16, the ratchet wheel 16 is fixedly arranged in a second gear 17, and a pawl 161 matched with the ratchet wheel 16 is arranged on the surface of the cylinder 15, so that the cylinder 15 can only rotate in one direction.
More specifically, in the present embodiment, after the cleaning is completed, the motor 8 is controlled to rotate in reverse, and before the motor 8 is switched from the forward rotation to the reverse rotation, the motor output end continues to rotate in forward rotation for several weeks, the specific number of the rotation cycles is preset, so that the incomplete gear 12 is positioned below the first gear 14 during the reverse rotation, the output end of the motor 8 reversely rotates at the moment to drive the first rotating shaft 4 and the third gear 28 to reversely rotate, the gear II 17 is driven to rotate reversely by the reverse rotation of the gear III 28, and under the action of the ratchet wheel 16 and the pawl 161, when the gear II 17 rotates reversely, the cylinder 15 does not rotate, further, the incomplete gear 12 is driven to rotate reversely by the reverse rotation of the first rotating shaft 4, the first gear 14 and the second rotating shaft 5 are driven to rotate reversely by the reverse rotation of the incomplete gear 12, thereby restoring the filter net 51 and stopping when the incomplete gear 12 is reversely rotated to the position shown in fig. 2, i.e., the initial position, thereby facilitating the subsequent use.
Further, in the present embodiment: motor 8 is installed through the dead lever on the surface of fixed plate 6, and motor 8's output and the tip fixed connection of pivot 4 rotate through motor 8 control pivot 4 when using, need not the manpower, labour saving and time saving for clean speed.
Further, in the present embodiment: the surfaces of the incomplete gear 12 and the circular ring 11 are provided with a plurality of convex grains 13 distributed in an annular array, the convex grains 13 are made of elastic materials, and when the descaling device is used, the shaking effect of the first gear 14 can be improved by arranging the plurality of elastic convex grains, so that the descaling quality is improved.
Further, in this embodiment: the length of the teeth of the incomplete gear 12 is one fourth of the circumference of the first gear 14, and the incomplete gear 12 can only drive the first gear 14 to rotate 90 degrees at a time
Further, in the present embodiment: the number of the clamping components is four, the clamping components are distributed in an annular array, the position shown in figure 2 is the initial position of the incomplete gear 12 when in use, the incomplete gear 12 is meshed with the first gear 14 at the moment, the number of the clamping blocks 72 is four, therefore, the clamping groove 181 on the surface of the rotating rod 18 is contacted with one clamping block 72 every time the incomplete gear 12 rotates 90 degrees, the rotating speed of the first rotating shaft 4 is consistent with that of the cylinder 15 because the second gear 17 and the third gear 28 have the same size, when the incomplete gear 12 rotates 90 degrees, the cylinder 15 and the abutting block 151 also rotate 90 degrees, after the abutting block 151 rotates 90 degrees, the clamping block 72 is pressed out of the clamping groove 181, the rotating rod 18 rotates 90 degrees again, and when the rotating rod 18 rotates 90 degrees, the sliding block 191 slides from one corner of the wavy sliding groove 182 to the other corner, further, the incomplete gear 12 and the circular ring 11 are driven to move for a section along the surface of the first rotating shaft 4, and the teeth of the incomplete gear 12 drive the first gear 14 to rotate 90 degrees, therefore, the rotation of the rotating rod 18 can not cause the incomplete gear 12 to be disengaged when being meshed with the first gear 14, and the normal switching of the filter screen 51 is ensured, so that the incomplete gear 12 and the circular ring 11 rotate once in a reciprocating manner by 180 degrees, the incomplete gear 12 is ensured to be always dislocated with the first gear 14 in the reciprocating movement process, and the stability of the valve body 1 in use is improved.
The working principle is as follows: when the light-weight pneumatic cut-off valve is used, as shown in fig. 2 and fig. 3, at the moment, water flow inside the valve body 1 circulates, impurities in the water flow are filtered by arranging the filter screen 51, the phenomenon that the inside of the pneumatic cut-off valve is blocked is avoided, after the filter screen 51 is used for a long time, dirt is generated on the screen surface and the blockage is caused, when the filter screen needs to be cleaned, the water flow is blocked by controlling the pneumatic cut-off valve, after the water flow is blocked, the motor 8 is started to drive the rotating shaft I4 to rotate, the rotating shaft I4 rotates, the sleeve I10 is driven to rotate under the action of the convex strips 9, the incomplete gear 12 and the ring 11 are driven to rotate through the sleeve I10, the incomplete gear 12 rotates to drive the gear I14 to rotate, and because the tooth length of the incomplete gear 12 is one fourth of the circumference length of the gear I14, the incomplete gear 12 only can drive the gear I14 to rotate by 90 degrees, therefore, the first gear 14 rotates to drive the filter screen 51 to rotate 90 degrees, so that the filter screen 51 is attached to the surface of the sewage discharge hole 27.
The gear III 28 is driven to rotate by the rotation of the first rotating shaft 4, the gear II 17 is driven to rotate anticlockwise in the direction shown in figure 6 by the rotation of the gear III 28, the abutting block 151 is driven to rotate anticlockwise in the direction shown in figure 4 by the rotation of the gear II 17 in the direction shown in figure 6 and the tension spring 152 is generated while the abutting block 151 rotates by the rotation of the cylinder 15 and the ratchet 16 and the pawl 161, the rotating rod 18 cannot rotate, the tension force on the tension spring 152 is gradually increased by the continuous rotation of the abutting block 151 until the abutting block 151 abuts against the clamping block 72, the abutting block 151 presses the clamping block 72 to move away from the clamping groove 181, when the clamping block 72 is separated from the clamping groove 181, the rotating rod 18 is not limited any more, and the rotating rod 18 is pulled to rotate rapidly by the tension force generated by the deformation of the tension spring 152, and because the abutting block 151 rotates continuously at this time, the rotating rod 18 is driven to rotate in the rotating direction of the abutting block 151, when the rotating rod 18 rotates, pressure is applied to the fixture block 72, the pressing spring 73 contracts, the fixture block 72 abuts against the surface of the rotating rod 18, when the rotating rod 18 rotates until the clamping groove 181 contacts with another fixture block 72, the spring 73 no longer bears the pressure, under the action of the elastic restoring force of the spring 73, the fixture block 72 is pushed to extend into the clamping groove 181, at this time, the rotating rod 18 cannot rotate, and because the rotating rod 18 rotates rapidly under the action of the tension spring 152, the rotating speed of the rotating rod 18 is greater than that of the abutting block 151, when the clamping groove 181 contacts with another fixture block 72, the abutting block 151 is located between another fixture block 72 and the previous fixture block 72, and therefore, the rotating rod 18 is driven to rotate intermittently by the continuous rotation of the abutting block 151, and the sliding groove 182 formed on the surface of the rotating rod 18 is driven to rotate by the intermittent rotation of the rotating rod 18, the sliding chute 182 generates pressure to the sliding block 191 in the rotating process, the sliding block 191 is pressed to slide along the sliding chute 182, the sliding block 191 slides along the sliding chute 182, the sliding chute 182 is wavy and is arranged around the rotating rod 18, so the rotating rod 18 intermittently rotates, the sleeve pipe 19 intermittently reciprocates under the action of the sliding block 191, the sleeve pipe 19 intermittently reciprocates, the support plate 20 intermittently reciprocates, the piston rod 22 intermittently reciprocates under the action of the connecting rod 21, the piston rod 22 intermittently reciprocates, the piston 24 intermittently reciprocates, a descaling agent in the piston cylinder 23 is sprayed into the valve body 1 through the discharge pipe 25 and is mixed with water in the valve body 1, dirt on the bottom of the filter screen 51 and the valve body 1 is removed, impurities are dissolved, and the use quality of the valve body 1 is improved.
The sleeve pipe I10, the incomplete gear 12 on the surface of the sleeve pipe I and the ring 11 are driven to intermittently reciprocate along the surface of the rotating shaft I4 by the intermittent reciprocating movement of the supporting plate 20, when the ring 11 or the arc surface part of the incomplete gear 12 moves to the position right below the gear I14, teeth on the surface of the gear I14 are in contact with the surface of the arc surface part of the ring 11 or the incomplete gear 12, so that the gear I14 is limited to rotate, the convex particles 13 arranged on the surface of the arc surface part of the incomplete gear 12 of the ring 11 continuously contact with the gear I14, the gear I14 shakes, the rotating shaft II 5 is driven to shake with the filter screen 51 by the shaking of the gear I14, dirt on the surface of the rotating shaft II 5 can be better removed by the shaking of the filter screen 51 and a scale remover, the cleaning quality is improved, the filter screen 51 does not need to be detached in the cleaning process, the time is saved, the working efficiency is improved, the sealing device of the orifice of the sewage draining hole 27 is opened after the scale remover lasts for a period of time, the water flow in the valve body 1 is communicated with the outside, so that the dirt removed from the valve body 1 and the dissolved impurities are discharged through the filter screen 51 and the sewage discharge hole 27, and the surface of the filter screen 51 can be washed by the water flow when the water flow passes through the filter screen 51, so that the dirt on the filter screen 51 is further reduced.
After cleaning, the motor 8 is controlled to rotate reversely, before the motor 8 is switched from the forward rotation to the reverse rotation, the output end of the motor 8 continuously rotates forwards for a plurality of weeks, and a specific number of revolutions is preset, so that the incomplete gear 12 is positioned below the first gear 14 when the motor 8 rotates reversely, at this time, the first rotating shaft 4 and the third gear 28 are driven to rotate reversely by the reverse rotation of the output end of the motor 8, the second gear 17 is driven to rotate reversely by the third gear 28, and under the action of the ratchet wheel 16 and the pawl 161, when the second gear 17 rotates reversely, the cylinder 15 does not rotate, and further, the incomplete gear 12 is driven to rotate reversely by the first rotating shaft 4, the first gear 14 and the second rotating shaft 5 are driven to rotate reversely by the incomplete gear 12, so that the filter screen 51 is reset, and when the incomplete gear 12 rotates reversely to the position shown in fig. 2, namely, the initial position, the filter screen 51 is stopped, and the subsequent use is convenient.
The initial position of the incomplete gear 12 is shown in fig. 2, at this time, the incomplete gear 12 is meshed with the first gear 14, since the number of the fixture blocks 72 is four, the fixture groove 181 on the surface of the rotating rod 18 is in contact with one fixture block 72 every time when rotating 90 degrees, and the sizes of the second gear 17 and the third gear 28 are the same, so that the rotating speed of the first rotating shaft 4 is the same as that of the cylinder 15, when the incomplete gear 12 rotates 90 degrees, the cylinder 15 and the abutting block 151 also rotate 90 degrees, after the abutting block 151 rotates 90 degrees, the fixture block 72 is pressed out of the fixture groove 181, the rotating rod 18 rotates 90 degrees, and every time the rotating rod 18 rotates 90 degrees, the sliding block 191 slides from one corner to the other corner of the wavy sliding groove 182, so as to drive the first sleeve 10 and the incomplete gear 12 and the ring 11 on the surface thereof to move one section along the surface of the first rotating shaft 4, and the teeth of the incomplete gear 12 can only drive the first gear 14 to rotate 90 degrees, so that the rotation of the rotating rod 18 cannot cause the teeth of the incomplete gear 12 to be disengaged when being meshed with the first gear 14, the normal switching of the filter screen 51 is ensured, so that the incomplete gear 12 and the circular ring 11 do reciprocating movement once when rotating 180 degrees, the incomplete gear 12 is always staggered with the first gear 14 in the reciprocating movement process, and the stability of the valve body 1 in use is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a light-weight pneumatic trip valve, includes valve body (1), its characterized in that: still include pivot two (5) and sleeve pipe (10), both sides are provided with water inlet (101) and delivery port (102) respectively in valve body (1), seted up blowoff hole (27) in valve body (1), be provided with filter screen (51) in valve body (1), be provided with the hydrojet device on valve body (1), valve body (1) surface is provided with fixed plate (6), be provided with on fixed plate (6) and be used for driving sleeve pipe (10) reciprocating motion's drive disk assembly.
2. A lightweight pneumatic shut-off valve according to claim 1 wherein: the surface dead axle of valve body (1) rotates and is connected with pivot one (4), the surface of valve body (1) is seted up and is used for pivot two (5) pass and dead axle rotate the through-hole of being connected with it, the fixed surface of pivot two (5) is connected with gear one (14), filter screen (51) fixed connection be in pivot two (5) surfaces, the surface of pivot one (4) is provided with sand grip (9), sleeve pipe one (10) cover is established the surface and the pipe wall of pivot one (4) are seted up and are used for the perforation that sand grip (9) passed, the surface difference fixedly connected with incomplete gear (12) and ring (11) of sleeve pipe one (10), gear one (14) with incomplete gear (12) intermittent type nature meshing.
3. A lightweight pneumatic shut-off valve according to claim 2 wherein:
the transmission part comprises a second sleeve (19) and a rotating rod (18), a supporting block (7) is fixedly connected to the surface of the fixing plate (6), the first rotating shaft (4) penetrates through the supporting block (7) and is in fixed-shaft rotating connection with the supporting block, a through hole (74) used for the rotating rod (18) to extend into and be in fixed-shaft rotating connection with the supporting block is formed in the surface of the supporting block (7), a cylinder (15) is rotatably connected to the end part of the rotating rod (18) in a fixed-shaft rotating mode, the cylinder (15) is connected with a second gear (17) through a limiting part, a third gear (28) is fixedly connected to the surface of the first rotating shaft (4), the second gear (17) and the third gear (28) are identical in size and are meshed with each other, the second sleeve (19) is sleeved on the surface of the rotating rod (18), a sliding block (191) is arranged on the inner wall of the second sleeve (19), a sliding groove (182) used for the sliding connection of the sliding block (191) to extend into and is formed in the surface of the rotating rod (18), the sliding grooves (182) are wavy and are arranged around the rotating rod (18), the end part of the second sleeve (19) is fixedly connected with a supporting plate (20), the surface of the supporting plate (20) is provided with an opening through which the first sleeve (10) passes and is in fixed-axis rotating connection with the first sleeve, and the cylinder (15) is provided with a force storage component for driving the rotating rod (18) to rotate intermittently;
the power accumulating component comprises a clamping assembly and a tension spring (152);
the clamping assembly comprises a clamping block (72) and a spring (73), a groove (71) for the clamping block (72) to extend into is formed in the inner wall of the through hole (74), a clamping groove (181) for the clamping block (72) to extend into is formed in the end face of the rotating rod (18), the height of the clamping block (72) is larger than that of the clamping groove (181), and two ends of the spring (73) are fixedly connected with the surface of the clamping block (72) and the inner wall of the groove (71) respectively;
the fixed surface of cylinder (15) is connected with butt joint piece (151), butt joint piece (151) with the terminal surface of bull stick (18) all is provided with dead lever (153), the both ends of extension spring (152) set up respectively two the surface of dead lever (153).
4. A lightweight pneumatic trip valve according to claim 3, wherein: the hydrojet device includes piston rod (22), the surface of valve body (1) is provided with piston barrel (23), be provided with the scale remover in piston barrel (23), the surface of piston barrel (23) is seted up and is used for piston rod (22) pass and sliding connection's with it wear the mouth, piston rod (22) through connecting rod (21) with backup pad (20) fixed connection, the tip fixedly connected with piston (24) of piston rod (22), charge tube and discharging pipe (25) have been seted up on the surface of piston barrel (23), the charge tube with discharging pipe (25) surface all is provided with the check valve, charge tube and outside stock solution device intercommunication, discharging pipe (25) stretch into in valve body (1).
5. A lightweight pneumatic shut-off valve according to claim 3 wherein: the limiting component comprises a ratchet wheel (16), the ratchet wheel (16) is fixedly arranged in the second gear (17), and a pawl (161) matched with the ratchet wheel (16) is arranged on the surface of the cylinder (15), so that the cylinder (15) can only rotate in a single direction.
6. A lightweight pneumatic shut-off valve according to claim 2 wherein: the surface of the fixing plate (6) is provided with a motor (8) through a fixing rod, and the output end of the motor (8) is fixedly connected with the end part of the first rotating shaft (4).
7. A lightweight pneumatic shut-off valve according to claim 2 wherein: the surfaces of the incomplete gear (12) and the circular ring (11) are provided with a plurality of convex grains (13) distributed in an annular array, and the convex grains (13) are made of elastic materials.
8. A lightweight pneumatic shut-off valve according to claim 3 wherein: the number of the clamping assemblies is four, and the clamping assemblies are distributed in an annular array.
9. A lightweight pneumatic shut-off valve according to claim 2 wherein: the tooth length of the incomplete gear (12) is one fourth of the circumference of the first gear (14), and the incomplete gear (12) can only drive the first gear (14) to rotate 90 degrees at each time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210368546.7A CN114719077B (en) | 2022-04-09 | 2022-04-09 | Lightweight pneumatic cut-off valve |
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| CN202210368546.7A CN114719077B (en) | 2022-04-09 | 2022-04-09 | Lightweight pneumatic cut-off valve |
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| CN114719077A true CN114719077A (en) | 2022-07-08 |
| CN114719077B CN114719077B (en) | 2023-08-22 |
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| CN115138249A (en) * | 2022-07-26 | 2022-10-04 | 江西金光高科有限公司 | Additive dispersion equipment for electrolyte processing |
| CN115305762A (en) * | 2022-09-20 | 2022-11-08 | 吕江英 | Highway subgrade compaction device and compaction process |
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| CN114719077B (en) | 2023-08-22 |
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