CN112910159B - AC asynchronous stepless speed regulating motor - Google Patents
AC asynchronous stepless speed regulating motor Download PDFInfo
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- CN112910159B CN112910159B CN202110047267.6A CN202110047267A CN112910159B CN 112910159 B CN112910159 B CN 112910159B CN 202110047267 A CN202110047267 A CN 202110047267A CN 112910159 B CN112910159 B CN 112910159B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K17/00—Asynchronous induction motors; Asynchronous induction generators
- H02K17/02—Asynchronous induction motors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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Abstract
The invention relates to the field of motors, in particular to an alternating current asynchronous stepless speed regulating motor which comprises a motor shell, a motor output shaft and a connecting plate, wherein one side of the motor shell is detachably connected with the connecting plate, the other side of the connecting plate is fixedly connected with a sucking disc, and a suction pipe hole is formed in the sucking disc corresponding to the connecting plate; one side of the output shaft of the motor is provided with an intermediate gear, the middle part of the intermediate gear is rotatably connected with an intermediate shaft, the intermediate shaft is detachably connected with the motor shell, one side of the intermediate gear, which is far away from the output shaft of the motor, is provided with an auxiliary output shaft, and the middle part of the auxiliary output shaft is fixedly connected with a driving gear; the invention provides an alternating current asynchronous stepless speed regulating motor, which solves the problems that an ordinary horizontal motor generally adopts bolts to fix four corners of the motor, but when the motor works in an environment where holes cannot be drilled, such as glass, ceramic tiles and the like, the motor is difficult to fix, certain vibration occurs when the motor works, and the traditional motor is difficult to automatically fasten.
Description
Technical Field
The invention relates to the field of motors, in particular to an alternating current asynchronous stepless speed regulating motor.
Background
The motor is commonly called as a motor, is an electromagnetic device for realizing electric energy conversion or transmission according to the law of electromagnetic induction, and has a wide application range. The motor needs stable operational environment, so the motor will be fixed to it when using, and ordinary horizontal motor generally adopts the bolt to fix four angles of motor, but when the operation in the environment that can not punch such as glass, ceramic tile, the motor will be difficult to fix, and the motor during operation has certain vibrations, and traditional motor is difficult to carry out the automatic fastening.
Disclosure of Invention
The invention aims to provide an alternating current asynchronous stepless speed regulating motor, which solves the problems that the four corners of the motor are generally fixed by bolts in a common horizontal motor, but the motor is difficult to fix when the motor is operated in an environment where holes cannot be drilled, such as glass, ceramic tiles and the like, the motor vibrates to a certain extent when the motor works, and the traditional motor is difficult to automatically fasten.
In order to achieve the purpose, the invention provides the following technical scheme:
an alternating current asynchronous stepless speed regulating motor comprises a motor shell, a motor output shaft and a connecting plate, wherein one side of the motor shell is connected with the connecting plate, the other side of the connecting plate is fixedly connected with a sucker, and the sucker is provided with air suction pipe holes corresponding to four corners of the connecting plate; one side of the motor output shaft is provided with an intermediate gear, the motor output shaft is provided with teeth meshed with the intermediate gear, the center of the intermediate gear is rotatably connected with an intermediate shaft, one end of the intermediate shaft is connected with a motor shell, one side of the intermediate gear, which is far away from the motor output shaft, is provided with an auxiliary output shaft, the auxiliary output shaft is also provided with teeth meshed with the intermediate gear, and the middle part of the auxiliary output shaft is fixedly connected with a driving gear;
the outer wall of the motor shell is connected with an air tank for vacuumizing through a connecting block, one side of the driving gear is provided with a rack which can be meshed with the driving gear, one end of the rack extends into the air tank, the bottom of the air tank is provided with an air suction valve and an air exhaust valve, the air suction valve and the air exhaust valve are all one-way valves, the bottom of the air suction valve is connected with an air suction main pipe, the bottom of the air suction main pipe is connected with an air suction ball, the air suction ball is connected with four air suction branch pipes, and the other ends of the air suction branch pipes are communicated with air suction pipe holes; the sucking disc is also provided with an extrusion mechanism.
Preferably, the extrusion mechanism comprises a cam, the cam is positioned at one end of the auxiliary output shaft, which is far away from the intermediate gear, and is fixedly connected with the auxiliary output shaft, the bottom of the cam is provided with an air bag, the bottom of the air bag is fixedly connected with the connecting plate, and the side wall of the air bag is communicated with two air cylinder pipes; the two sides of the connecting plate are respectively provided with a roller, a roller is sleeved on the outer ring of the roller and is rotationally connected with the roller, the roller is abutted against the sucker, one side of the roller, which is close to the connecting plate, is provided with a limiting rod with two bent ends, the two ends of the roller are respectively and fixedly connected with the two ends of the limiting rod, the two sides of the connecting plate are provided with a plurality of limiting shafts, one end of each limiting shaft is fixedly connected with the connecting plate, the other end of each limiting shaft penetrates through the limiting rod and is in sliding connection with the limiting rod, a tension spring is sleeved on the outer ring of each limiting shaft, one end of each tension spring is fixedly connected with the connecting plate, and the other end of each tension spring is fixedly connected with the limiting rod; two cylinders are further arranged on two sides of the connecting plate, one end of each cylinder is fixedly connected with the connecting plate, the other end of each cylinder is fixedly connected with the limiting rod, and the two cylinder pipes are respectively communicated with the two cylinders.
Preferably, a piston is arranged in the air tank, the top of the piston is fixedly connected with a flexible extrusion block and a push rod, the bottom of a rack is abutted against the flexible extrusion block, one side of the rack, which is away from the driving gear, is provided with a sliding groove, a sliding block is arranged in the sliding groove, one side of the sliding block, which is away from the toothed plate, is horizontally connected with a sliding rod, the other end of the sliding rod is rotatably connected with a pulley through a pin shaft, the middle part of the sliding rod is slidably connected with a sliding sleeve, and the bottom of the sliding sleeve is fixedly connected with the outer wall of the top of the air tank through a support rod; the bottom of the sliding block is fixedly connected with a first return spring, the other end of the first return spring is fixedly connected with the inner wall of the bottom of the sliding chute, the middle part of the supporting rod is fixedly connected with a second return spring, and the other end of the second return spring is fixedly connected with the rack; the top of the push rod is fixedly connected with an inclined block, and the inclined surface of the inclined block can be abutted against the pulley; the bottom of the piston is fixedly connected with a plurality of elastic telescopic rods, and the bottom ends of the elastic telescopic rods are fixedly connected with the inner wall of the bottom of the air tank.
Preferably, when the piston is positioned at the bottom of the air tank, the inclined block is not contacted with the pulley, and the rack is not meshed with the driving gear.
Preferably, the motor shell and the connecting plate are provided with a plurality of fixing buckles for fixing the suction branch pipe.
Preferably, the auxiliary output shaft is rotatably connected with a first shaft sleeve and a second shaft sleeve, one side of the first shaft sleeve is connected with a first connecting rod, one end of the first connecting rod is connected with the motor shell, and the second shaft sleeve is fixedly connected with the intermediate shaft through a second connecting rod.
Preferably, a sealing ring is arranged between the outer ring of the piston and the air tank.
The invention has the beneficial effects that:
(1) according to the alternating current asynchronous stepless speed regulating motor, the output shaft of the motor drives the intermediate gear to rotate, the intermediate gear drives the auxiliary output shaft to rotate, the auxiliary output shaft drives the driving gear to rotate, the driving gear rotates to push the rack downwards, the rack pushes the flexible extrusion block and the piston downwards, the piston downwards discharges air below the piston from the exhaust valve, meanwhile, the piston downwards drives the push rod and the inclined block to move downwards, the inclined block does not push the pulley and the slide rod rightwards any more, the rack moves leftwards under the action of the second spring, the rack is disengaged from the driving gear, and then the first return spring can lift the rack upwards to restore the original position; at the moment, the rack does not push the piston downwards any more, the elastic telescopic rod pushes the piston upwards to suck the gas in the main air suction pipe and the air suction branch pipe into a cavity below the piston through the air suction valve, the push rod and the inclined block are pushed upwards in the upward process of the piston, the inclined block pushes the pulley and the slide rod rightwards, the slide rod pushes the rack rightwards, and when the rack is meshed with the drive gear, the drive gear pushes the rack downwards again, so that circulation is formed, the air in the main air suction pipe, the air suction branch pipe and the air suction ball is continuously sucked into the air tank and then is discharged through the exhaust valve; because the branch pipe intercommunication air suction pipe hole of breathing in, when not having the air in the air suction pipe hole, the piston upward power also can be given to the elasticity telescopic link, so can uninterruptedly carry out the evacuation to the laminating department of sucking disc and wall automatically, make that the sucking disc pastes more firmly, prevent to drop.
(2) The alternating current asynchronous stepless speed regulating motor drives the cam to rotate when the auxiliary output shaft rotates, the cam intermittently extrudes the air bag, when the air bag is extruded, air in the air bag enters the air cylinder through the air cylinder pipe, the air cylinder pushes the limiting rod to move, the limiting rod moves along the axial direction of the limiting shaft due to the fact that the limiting shaft penetrates through the limiting rod, the rolling shaft is pushed to move, the rolling shaft penetrates through the rolling drum and is rotatably connected with the rolling drum, the rolling drum is abutted against the sucking disc, the rolling shaft pushes the rolling drum to roll on the surface of the sucking disc, when the air bag is not extruded, one end of the tension spring is fixedly connected with the limiting rod, the other end of the tension spring is fixedly connected with the connecting plate, the tension spring pulls the limiting rod back, the air in the air cylinder is extruded into the air bag through the air cylinder pipe, and simultaneously the limiting rod pulls back the rolling shaft, the roller is pulled back by the roller, so the roller can roll back and forth on the surface of the sucker continuously, air between the sucker and the wall surface is removed, and the sucker is further reinforced. When the motor works, the device can automatically and uninterruptedly reinforce the sucker, so that the sucker is attached to the wall more tightly, and the sucker is prevented from falling off.
(3) According to the alternating current asynchronous stepless speed regulating motor, the motor shell is detachably connected with the connecting plate, the intermediate shaft, the first connecting rod and the connecting block, so that the motor shell can be detached and independently fixed and operated in a punching environment, and the application range of the device is further enlarged.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a right side view of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of portion B of FIG. 2 according to the present invention;
fig. 5 is a cross-sectional view of the rack of fig. 4 in accordance with the present invention.
In the figure: 1. a motor housing; 2. an output shaft of the motor; 3. a connecting plate; 4. an intermediate gear; 5. an intermediate shaft; 6. an auxiliary output shaft; 7. a first connecting rod; 8. a first bushing; 9. a second connecting rod; 10. a second shaft sleeve; 11. a drive gear; 12. a rack; 13. an air tank; 14. an air intake valve; 15. an exhaust valve; 16. a main air suction pipe; 17. a suction sphere; 18. a suction branch pipe; 19. a suction pipe hole; 20. a pin shaft; 21. a slide bar; 22. a sliding sleeve; 23. a pulley; 24. a sloping block; 25. a push rod; 26. a support bar; 27. a first return spring; 28. a second return spring; 29. a flexible extrusion block; 30. a piston; 31. a seal ring; 32. connecting blocks; 33. an elastic telescopic rod; 34. a chute; 35. a slider; 36. a fixing buckle; 37. a suction cup; 38. a cam; 39. an air bag; 40. a cylinder tube; 41. a cylinder; 42. a limiting rod; 43. a roller; 44. a drum; 45. a tension spring; 46. a limiting shaft; 47. and (4) an extrusion mechanism.
Detailed Description
The technical solutions of the present invention will be described below clearly and completely in conjunction with the embodiments, 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.
As shown in fig. 1-5, the ac asynchronous stepless speed regulating motor according to the present invention comprises a motor housing 1, a motor output shaft 2 and a connecting plate 3, wherein one side of the motor housing 1 is connected with the connecting plate 3, the other side of the connecting plate 3 is fixedly connected with a suction cup 37, and the suction cup 37 is provided with suction pipe holes 19 corresponding to four corners of the connecting plate 3; one side of the motor output shaft 2 is provided with an intermediate gear 4, the motor output shaft 2 is provided with teeth meshed with the intermediate gear 4, the center of the intermediate gear 4 is rotatably connected with an intermediate shaft 5, one end of the intermediate shaft 5 is connected with the motor shell 1, one side of the intermediate gear 4, which is far away from the motor output shaft 2, is provided with an auxiliary output shaft 6, the auxiliary output shaft 6 is also provided with teeth meshed with the intermediate gear 4, and the middle part of the auxiliary output shaft 6 is fixedly connected with a driving gear 11;
the outer wall of the motor shell 1 is connected with an air tank 13 for vacuumizing through a connecting block 32, one side of the driving gear 11 is provided with a rack 12 which can be meshed with the driving gear 11, one end of the rack 12 extends into the air tank 13, the bottom of the air tank 13 is provided with an air suction valve 14 and an exhaust valve 15, the air suction valve 14 and the exhaust valve 15 are both one-way valves, the bottom of the air suction valve 14 is connected with an air suction main pipe 16, the bottom of the air suction main pipe 16 is connected with an air suction ball 17, the air suction ball 17 is connected with four air suction branch pipes 18, and the other ends of the air suction branch pipes 18 are communicated with air suction pipe holes 19; the suction cup 37 is also provided with a pressing mechanism 47. Sucking disc 37 adsorbs on smooth plane, and motor casing 1 passes through connecting plate 3 to be connected with sucking disc 37, can make motor casing 1 fixed, need not use the bolt, has solved the problem that the motor is difficult to fix when the operation in the environment that can not punch such as glass, ceramic tile.
As a technical optimization scheme of the invention, the extrusion mechanism 47 comprises a cam 38, the cam 38 is positioned at one end of the auxiliary output shaft 6 far away from the intermediate gear 4 and is fixedly connected with the auxiliary output shaft 6, the bottom of the cam 38 is provided with an air bag 39, the bottom of the air bag 39 is fixedly connected with the connecting plate 3, and the side wall of the air bag 39 is communicated with two air cylinder pipes 40; the two sides of the connecting plate 3 are respectively provided with a roller 43, the outer ring of each roller 43 is sleeved with a roller 44 and is rotatably connected with the roller 44, the roller 44 is abutted against the sucker 37, one side of each roller 43, which is close to the connecting plate 3, is provided with a limiting rod 42, two ends of each roller 43 are respectively and fixedly connected with two ends of the corresponding limiting rod 42, two sides of the connecting plate 3 are provided with a plurality of limiting shafts 46, one end of each limiting shaft 46 is fixedly connected with the connecting plate 3, the other end of each limiting shaft 46 penetrates through the corresponding limiting rod 42 and is slidably connected with the corresponding limiting rod 42, the outer ring of each limiting shaft 46 is sleeved with a tension spring 45, one end of each tension spring 45 is fixedly connected with the connecting plate 3, and the other end of each tension spring is fixedly connected with the corresponding limiting rod 42; two cylinders 41 are further arranged on two sides of the connecting plate 3, one end of each cylinder 41 is fixedly connected with the connecting plate 3, the other end of each cylinder 41 is fixedly connected with the limiting rod 42, and the two cylinder pipes 40 are respectively communicated with the two cylinders 41. The cam 38 is driven to rotate by the rotation of the auxiliary output shaft 6, the cam 38 intermittently extrudes the air bag 39 by the rotation of the cam 38, when the air bag 39 is extruded, the air in the air bag 39 enters the air cylinder 41 through the air cylinder pipe 40, the air cylinder 41 pushes the limiting rod 42 to move, the limiting rod 42 moves along the axial direction of the limiting shaft 46 as the limiting shaft 46 penetrates through the limiting rod 42, the roller 43 penetrates through the roller 44 and is rotatably connected with the roller 44, and the roller 44 abuts against the sucker 37, so that the roller 43 pushes the roller 44 to roll on the surface of the sucker 37, when the air bag 39 is not extruded, one end of the tension spring 45 is fixedly connected with the limiting rod 42, the other end of the tension spring is fixedly connected with the connecting plate 3, so that the tension spring 45 pulls the limiting rod 42 back, the air in the air cylinder 41 is extruded into the air bag 39 through the air cylinder pipe 40, meanwhile, the roller 43 is also pulled back by the limiting rod 42, and the roller 44 is pulled back by the roller 43, so that the roller 44 can continuously roll back and forth on the surface of the sucker 37, air between the sucker 37 and the wall surface is removed, and the sucker 37 is reinforced.
As a technical optimization scheme of the invention, a piston 30 is arranged in an air tank 13, the top of the piston 30 is fixedly connected with a flexible extrusion block 29 and a push rod 25, the bottom of a rack 12 is abutted against the flexible extrusion block 29, one side of the rack 12, which is far away from a driving gear 11, is provided with a sliding chute 34, a sliding block 35 is arranged in the sliding chute 34, one side of the sliding block 35, which is far away from a toothed plate, is horizontally connected with a sliding rod 21, the other end of the sliding rod 21 is rotatably connected with a pulley 23 through a pin shaft 20, the middle part of the sliding rod 21 is slidably connected with a sliding sleeve 22, and the bottom of the sliding sleeve 22 is fixedly connected with the outer wall of the top of the air tank 13 through a support rod 26; the bottom of the sliding block 35 is fixedly connected with a first return spring 27, the other end of the first return spring 27 is fixedly connected with the inner wall of the bottom of the sliding groove 34, the middle part of the supporting rod 26 is fixedly connected with a second return spring 28, and the other end of the second return spring 28 is fixedly connected with the rack 12; the top of the push rod 25 is fixedly connected with an inclined block 24, and the inclined plane of the inclined block 24 can be abutted against the pulley 23; the bottom of the piston 30 is fixedly connected with a plurality of elastic telescopic rods 33, and the bottom ends of the elastic telescopic rods 33 are fixedly connected with the inner wall of the bottom of the air tank 13. The middle gear 4 is driven to rotate through the motor output shaft 2, the middle gear 4 drives the auxiliary output shaft 6 to rotate, the auxiliary output shaft 6 drives the driving gear 11 to rotate, the driving gear 11 rotates to push the rack 12 downwards, the rack 12 pushes the flexible extrusion block 29 made of rubber downwards, the flexible extrusion block 29 pushes the piston 30 downwards, the piston 30 downwards pushes air below the piston 30 out of the exhaust valve 15, meanwhile, the piston 30 downwards drives the push rod 25 and the inclined block 24 to move downwards, the inclined block 24 does not push the pulley 23 and the slide rod 21 rightwards any more, under the action of the second reset spring 28, when the rack 12 moves leftwards, the rack 12 is disengaged from the driving gear 11, and then the first reset spring 27 lifts the rack 12 upwards to restore the original position; at this time, the rack 12 does not push the piston 30 downwards any more, the elastic telescopic rod 33 pushes the piston 30 upwards to suck the air in the main suction pipe 16 and the branch suction pipe 18 into a cavity below the piston 30 through the suction valve 14, the push rod 25 and the inclined block 24 are pushed upwards in the upward process of the piston 30, the inclined block 24 pushes the pulley 23 and the slide rod 21 rightwards, the slide rod 21 pushes the rack 12 rightwards, and when the rack 12 is meshed with the driving gear 11, the driving gear 11 pushes the rack 12 downwards again, so that a cycle is formed, and the air in the main suction pipe 16, the branch suction pipe 18 and the suction ball 17 is continuously sucked into the air tank 13 and then is exhausted through the exhaust valve 15; the air suction branch pipe 18 is communicated with the air suction pipe hole 19, and when no air exists in the air suction pipe hole 19, the elastic telescopic rod 33 can also provide upward force for the piston 30, so that the joint of the suction disc 37 and the wall can be continuously vacuumized, the suction disc 37 is more firmly jointed, and falling is prevented.
As a technical optimization scheme of the invention, when the piston 30 is positioned at the bottom of the air tank 13, the inclined block 24 is not contacted with the pulley 23, and the rack 12 is not meshed with the driving gear 11. When the piston 30 moves downwards, the sloping block 24 and the push rod 25 also move downwards, the sloping block 24 is separated from the pulley 23, the sliding rod 21 slides leftwards under the action of the second return spring 28, so that the rack 12 is separated from the meshing state with the driving gear 11, then the rack 12 is lifted upwards by the first return spring 27, at this time, the rack 12 does not push the piston 30 downwards any more, the elastic telescopic rod 33 pushes the piston 30 upwards, the gas in the main suction pipe 16 and the branch suction pipe 18 is sucked into the cavity below the piston 30 through the suction valve 14, the push rod 25 and the sloping block 24 are pushed upwards during the upward movement of the piston 30, the sloping block 24 pushes the pulley 23 and the sliding rod 21 rightwards, the sliding rod 21 pushes the rack 12 rightwards, when the rack 12 is meshed with the driving gear 11, the driving gear 11 pushes the rack 12 downwards, a circulation is formed, so that the air tank 13 uninterruptedly vacuums the joint of the suction cup 37 and the wall, the suction cup 37 is more firmly attached.
As a technical optimization scheme of the invention, a plurality of fixing buckles 36 for fixing the air suction branch pipe 18 are arranged on the motor shell 1 and the connecting plate 3. The air suction branch pipe 18 is fixed, and the air suction branch pipe 18 is prevented from touching the motor output shaft 2 or the auxiliary output shaft 6.
As a technical optimization scheme of the invention, a first shaft sleeve 8 and a second shaft sleeve 10 are rotatably connected to an auxiliary output shaft 6, a first connecting rod 7 is connected to one side of the first shaft sleeve 8, one end of the first connecting rod 7 is connected with a motor shell 1, and the second shaft sleeve 10 is fixedly connected with an intermediate shaft 5 through a second connecting rod 9. The auxiliary output shaft 6 is fixed through the first shaft sleeve 8, the first connecting rod 7, the second shaft sleeve 10 and the second connecting rod 9, so that the device can reduce vibration during working.
As a technical optimization scheme of the invention, a sealing ring 31 is arranged between the outer ring of the piston 30 and the air tank 13. A sealing ring 31 is arranged between the outer ring of the piston 30 and the air tank 13, so that the sealing effect of the piston 30 and the air tank 13 is improved, namely the vacuumizing effect of the air tank 13 is improved, and the motor shell 1 is fixed more firmly.
The working principle is as follows: firstly, the suction cup 37 is adsorbed on a smooth wall, then the motor shell 1 is connected with the connecting plate 3, the intermediate shaft 5, the first connecting rod 7 and the connecting block 32 are respectively connected with the motor shell 1, the suction branch pipe 18 is fixed by the fixing buckle 36, and then the motor can be electrified to work. After the power is switched on, the motor output shaft 2 starts to rotate, the motor output shaft 2 drives the intermediate gear 4 to rotate in a counterclockwise direction seen from the tail of the motor, the intermediate gear 4 drives the auxiliary output shaft 6 to rotate, the auxiliary output shaft 6 drives the driving gear 11 to rotate, the driving gear 11 rotates to push the rack 12 downwards, the rack 12 pushes the flexible extrusion block 29 and the piston 30 downwards, the piston 30 downwards moves to discharge air below the piston 30 from the exhaust valve 15, meanwhile, the piston 30 downwards moves to drive the push rod 25 and the inclined block 24 to downwards move, the inclined block 24 does not push the pulley 23 and the slide rod 21 rightwards any more, under the action of the second reset spring 28, the rack 12 moves leftwards, the rack 12 is disengaged from the driving gear 11, and then the first reset spring 27 lifts the rack 12 upwards to restore the original position; at this time, the rack 12 does not push the piston 30 downwards any more, the elastic expansion link 33 pushes the piston 30 upwards, the air in the main suction pipe 16 and the branch suction pipe 18 is sucked into the cavity below the piston 30 through the suction valve 14, the push rod 25 and the oblique block 24 are pushed upwards in the upward process of the piston 30, the oblique block 24 pushes the pulley 23 and the slide rod 21 rightwards, the slide rod 21 pushes the rack 12 rightwards, when the rack 12 is meshed with the driving gear 11, the driving gear 11 pushes the rack 12 downwards again, circulation is formed, and the air in the main suction pipe 16, the branch suction pipe 18 and the suction ball 17 is continuously sucked into the air tank 13 and then discharged through the exhaust valve 15; the branch suction pipe 18 is communicated with the suction pipe hole 19, and when no air exists in the suction pipe hole 19, the elastic expansion link 33 can also apply upward force to the piston 30, so that the joint of the suction cup 37 and the wall can be continuously vacuumized, the suction cup 37 is more firmly adhered, and the falling-off is prevented.
When the air bag 39 is squeezed, air in the air bag 39 enters the air cylinder 41 through the air cylinder pipe 40, the air cylinder 41 pushes the limit rod 42 to move, the limit rod 42 moves along the axial direction of the limit shaft 46 due to the fact that the limit shaft 46 penetrates through the limit rod 42, the roller 43 is pushed to move, the roller 43 penetrates through the roller 44 and is rotatably connected with the roller 44, the roller 44 abuts against the sucker 37, the roller 43 pushes the roller 44 to roll on the surface of the sucker 37, when the air bag 39 is not squeezed, one end of the tension spring 45 is fixedly connected with the limit rod 42, the other end of the tension spring 45 is fixedly connected with the connecting plate 3, the tension spring 45 pulls the limit rod 42 back, the air in the air cylinder 41 is squeezed, and the air in the air bag 41 flows back into the air bag 39 through the air cylinder pipe 40, meanwhile, the roller 43 is also pulled back by the limiting rod 42, and the roller 44 is pulled back by the roller 43, so that the roller 44 can continuously roll back and forth on the surface of the sucker 37, air between the sucker 37 and the wall surface is removed, and the sucker 37 is further reinforced. When the motor works, the device can continuously reinforce the suction cup 37, so that the suction cup 37 is tightly attached to the wall and is prevented from falling off. Because motor casing 1 and connecting plate 3, jackshaft 5, head rod 7 and connecting block 32 all can be dismantled, so in the environment that can punch, can pull down motor casing 1, fix alone, work, further increased the application scope of this device.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. An alternating current asynchronous stepless speed regulation motor is characterized in that: the motor comprises a motor shell (1), a motor output shaft (2) and a connecting plate (3), wherein one side of the motor shell (1) is connected with the connecting plate (3), the other side of the connecting plate (3) is fixedly connected with a sucker (37), and air suction pipe holes (19) are formed in the positions, corresponding to four corners of the connecting plate (3), of the sucker (37); an intermediate gear (4) is arranged on one side of a motor output shaft (2), teeth meshed with the intermediate gear (4) are arranged on the motor output shaft (2), an intermediate shaft (5) is rotatably connected to the center of the intermediate gear (4), one end of the intermediate shaft (5) is connected with a motor shell (1), an auxiliary output shaft (6) is arranged on one side, away from the motor output shaft (2), of the intermediate gear (4), teeth meshed with the intermediate gear (4) are also arranged on the auxiliary output shaft (6), and a driving gear (11) is fixedly connected to the middle of the auxiliary output shaft (6);
the outer wall of the motor shell (1) is connected with an air tank (13) used for vacuumizing through a connecting block (32), one side of the driving gear (11) is provided with a rack (12) capable of being meshed with the driving gear (11), one end of the rack (12) extends into the air tank (13), the bottom of the air tank (13) is provided with an air suction valve (14) and an exhaust valve (15), the air suction valve (14) and the exhaust valve (15) are both one-way valves, the bottom of the air suction valve (14) is connected with an air suction main pipe (16), the bottom of the air suction main pipe (16) is connected with an air suction ball (17), the air suction ball (17) is connected with four air suction branch pipes (18), and the other end of each air suction branch pipe (18) is communicated with an air suction pipe hole (19); the sucking disc (37) is also provided with a squeezing mechanism (47);
the extrusion mechanism (47) comprises a cam (38), the cam (38) is positioned at one end, away from the intermediate gear (4), of the auxiliary output shaft (6) and is fixedly connected with the auxiliary output shaft (6), an air bag (39) is arranged at the bottom of the cam (38), the bottom of the air bag (39) is fixedly connected with the connecting plate (3), and two air cylinder pipes (40) are communicated with the side wall of the air bag (39); the two sides of the connecting plate (3) are respectively provided with a roller (43), the outer ring of each roller (43) is sleeved with a roller (44) and is rotatably connected with the roller (44), the roller (44) is abutted against the sucker (37), one side, close to the connecting plate (3), of each roller (43) is provided with a limiting rod (42) with two bent ends, the two ends of each roller (43) are respectively and fixedly connected with the two ends of the corresponding limiting rod (42), the two sides of the connecting plate (3) are provided with a plurality of limiting shafts (46), one end of each limiting shaft (46) is fixedly connected with the connecting plate (3), the other end of each limiting shaft penetrates through the corresponding limiting rod (42) and is in sliding connection with the corresponding limiting rod (42), the outer ring of each limiting shaft (46) is sleeved with a tension spring (45), one end of each tension spring (45) is fixedly connected with the connecting plate (3), and the other end of each tension spring is fixedly connected with the corresponding limiting rod (42); two cylinders (41) are further arranged on two sides of the connecting plate (3), one end of each cylinder (41) is fixedly connected with the connecting plate (3), the other end of each cylinder (41) is fixedly connected with a limiting rod (42), and the two cylinder pipes (40) are respectively communicated with the two cylinders (41);
a piston (30) is arranged inside the air tank (13), the top of the piston (30) is fixedly connected with a flexible extrusion block (29) and a push rod (25), the bottom of a rack (12) is abutted against the flexible extrusion block (29), one side, away from a driving gear (11), of the rack (12) is provided with a sliding groove (34), a sliding block (35) is arranged in the sliding groove (34), one side, away from a toothed plate, of the sliding block (35) is horizontally connected with a sliding rod (21), the other end of the sliding rod (21) is rotatably connected with a pulley (23) through a pin shaft (20), the middle of the sliding rod (21) is slidably connected with a sliding sleeve (22), and the bottom of the sliding sleeve (22) is fixedly connected with the outer wall of the top of the air tank (13) through a supporting rod (26); the bottom of the sliding block (35) is fixedly connected with a first return spring (27), the other end of the first return spring (27) is fixedly connected with the inner wall of the bottom of the sliding groove (34), the middle of the supporting rod (26) is fixedly connected with a second return spring (28), and the other end of the second return spring (28) is fixedly connected with the rack (12); the top of the push rod (25) is fixedly connected with an inclined block (24), and the inclined surface of the inclined block (24) can be abutted against the pulley (23); the bottom of the piston (30) is fixedly connected with a plurality of elastic telescopic rods (33), and the bottom ends of the elastic telescopic rods (33) are fixedly connected with the inner wall of the bottom of the air tank (13).
2. An AC asynchronous stepless speed regulation motor as claimed in claim 1, characterized in that: when the piston (30) is positioned at the bottom of the air tank (13), the inclined block (24) is not in contact with the pulley (23), and the rack (12) is not meshed with the driving gear (11).
3. An AC asynchronous stepless speed regulation motor as claimed in claim 2, characterized in that: the motor shell (1) and the connecting plate (3) are provided with a plurality of fixing buckles (36) for fixing the air suction branch pipe (18).
4. An AC asynchronous stepless speed regulation motor as claimed in claim 3, characterized in that: the auxiliary output shaft (6) is connected with a first shaft sleeve (8) and a second shaft sleeve (10) in a rotating mode, one side of the first shaft sleeve (8) is connected with a first connecting rod (7), one end of the first connecting rod (7) is connected with the motor shell (1), and the second shaft sleeve (10) is fixedly connected with the intermediate shaft (5) through a second connecting rod (9).
5. An AC asynchronous stepless speed regulation motor as claimed in claim 4, characterized in that: and a sealing ring (31) is arranged between the outer ring of the piston (30) and the air tank (13).
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| CN101259858A (en) * | 2008-04-22 | 2008-09-10 | 北京航空航天大学 | Vibration absorbing device |
| JP2010169241A (en) * | 2009-01-26 | 2010-08-05 | Wakootokuzome Kk | Suction implement |
| CN108631482A (en) * | 2018-04-26 | 2018-10-09 | 江苏骁阳机械有限公司 | A kind of high intensity buffer-type water proof type generator casing |
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