CN113261872A - Intelligence squatting pan apron flip mechanism - Google Patents
Intelligence squatting pan apron flip mechanism Download PDFInfo
- Publication number
- CN113261872A CN113261872A CN202110685853.3A CN202110685853A CN113261872A CN 113261872 A CN113261872 A CN 113261872A CN 202110685853 A CN202110685853 A CN 202110685853A CN 113261872 A CN113261872 A CN 113261872A
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- China
- Prior art keywords
- gear
- worm
- power assisting
- assisting device
- transmission device
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K13/00—Seats or covers for all kinds of closets
- A47K13/10—Devices for raising and lowering, e.g. tilting or lifting mechanisms; Collapsible or rotating seats or covers
-
- 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
- H02K7/1163—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
- H02K7/1166—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion comprising worm and worm-wheel
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Gear Transmission (AREA)
Abstract
The invention relates to an intelligent toilet cover plate flip mechanism, which comprises a shell, wherein a transmission device is arranged in the shell, the output end of the transmission device is provided with a power assisting device, an angle positioning device which is in matched connection with the transmission device is arranged between the transmission device and the power assisting device, the transmission device comprises a motor, the output end of the motor is provided with two groups of worm gears which are arranged in a staggered manner in space, the output ends of the worm gears are connected with the power assisting device through a gear assembly for reducing speed by parallel gears, and a main shaft assembly is matched and connected between the gear assembly and the power assisting device; the pressure spring in the power assisting device is used as a power source to convert linear thrust into angular thrust, so that the power assisting device has the advantages of large torque force, stable output, small attenuation and long service life when being turned up.
Description
Technical Field
The invention relates to the technical field of toilets, in particular to an intelligent toilet cover plate flip mechanism.
Background
At present, the intelligent automation of the toilet is higher and higher, wherein the automatic cover turning function is one of the embodiments of the automation of the electronic toilet. There are not few automatic flip gear box that has the application at intelligent squatting pan in the present market, and the parallel gear transmission of general use slows down, and some motors can increase helping hand system at output shaft sleeve tip, generally use the torsional spring to realize. There are the following drawbacks:
1. the output torque of the motor is small, the reduction ratio is about 200, and the output torque is about 3 Nm;
2. the power of the torsion spring is not stable enough;
3. the assisting torque provided by the torsion spring is generally not more than 1 N.m;
4. the torsion of the torsion spring changes along with the change of the rotating angle of the output shaft, the stability is poor, the attenuation of the torsion spring is obvious under long-term compression, and the service life is short.
Disclosure of Invention
The invention aims to provide an intelligent toilet cover plate flip mechanism which adopts two-stage worm and gear transmission to realize large reduction ratio and large torque; the power assisting device adopts a linear spring to push the sliding block for assisting, and has the characteristics of large torsion, small attenuation, stable output and long service life.
In order to solve the technical problem, the invention is solved by the following technical scheme:
the utility model provides an intelligence squatting pan apron flip mechanism, includes the casing, be equipped with transmission in the casing, transmission's output is equipped with booster unit, be equipped with the angle positioner who is connected with the transmission cooperation between transmission and the booster unit, transmission includes the motor, and the output of motor is equipped with two sets of worm gear that are the crisscross setting in the space, and the output of worm gear is connected through the gear assembly that parallel gear slows down booster unit, the cooperation is connected with main shaft assembly between gear assembly and the booster unit.
Further preferably, the two worm gears comprise first worms transversely connected to the output end of the motor, first worm gears are meshed with the output ends of the first worms in a matched mode, second worms penetrate through the middles of the first worm gears, second worm gears are meshed with the output ends of the second worms in a matched mode, and the middles of the second worm gears are connected with the gear assemblies through first positioning pins.
Further preferably, the gear assembly comprises a first gear connected to the first locating pin, the first gear is engaged with a second gear, and the second gear is engaged with a third gear connected to the booster and the spindle assembly.
Further preferably, the main shaft assembly comprises a main shaft penetrating through the middle of the third gear, the main shaft comprises a middle connecting section connected with the third gear in a matched mode, an inner connecting section and an outer connecting section connected with the power assisting device in a matched mode, the outer connecting section is sleeved with a shaft sleeve in a matched mode, a check ring is arranged between the shaft sleeve and the third gear, and a sealing ring is arranged between the check ring and the shaft sleeve.
Further preferably, booster unit locates including the cover the slider of the internal connection section of main shaft, the inside slip plane that is equipped with of slider, two slip planes respectively comprise the inclined plane of one section axial helix and circumference plane, the slider outside be equipped with a plurality of with axially parallel's direction boss, the pinhole has been seted up on the internal connection section of main shaft, is equipped with the steel shaft in the pinhole, the steel shaft both ends all overlap the axle sleeve that sets up with the inclined plane cooperation of slip plane respectively, be equipped with the pressure spring who is used for promoting the slider removal between slider and the casing.
Preferably, the angle positioning device comprises a circuit board, the circuit board is provided with an angle potential sensor, the angle potential sensor is provided with a rotatable inner ring, a D-shaped hole is formed in the inner ring, a positioning shaft is inserted into the middle of the D-shaped hole, and a fourth gear in fit engagement with the third gear is arranged on the positioning shaft.
Further preferably, the casing includes the body, and the body both ends are equipped with protecgulum and hou gai respectively, the body passes through the buckle with the upper end of protecgulum and hou gai and is connected, the body passes through locking screw with the middle part and the lower part of protecgulum and back lid to be connected, and main part and protecgulum all are equipped with the connection boss that is used for fixed second worm both ends, connect and are equipped with the gasket between boss and the second worm, upper portion is equipped with the uide bushing of being connected with the slider cooperation in the back lid, offers the guide way of being connected with the cooperation of direction boss in the uide bushing, and the guide way rear end is equipped with the spacing boss that the restriction slider passes through backward movement.
The invention has the beneficial effects that: the device comprises a shell, wherein a transmission device is arranged in the shell, a power assisting device is arranged at the output end of the transmission device, an angle positioning device which is in matched connection with the transmission device is arranged between the transmission device and the power assisting device, the transmission device comprises a motor, two groups of worm gears which are staggered in space are arranged at the output end of the motor, the output ends of the worm gears are connected with the power assisting device through gear assemblies for reducing speed by parallel gears, and a main shaft assembly is matched and connected between the gear assemblies and the power assisting device; the pressure spring in the power assisting device is used as a power source to convert linear thrust into angular thrust, so that the power assisting device has the advantages of large torque force, stable output, small attenuation and long service life when being turned up.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic exploded view of the present invention.
Fig. 3 is a schematic structural view of the invention after the front cover is hidden.
FIG. 4 is an exploded view of the transmission and angular positioning device of the present invention.
FIG. 5 is an exploded view of the power assist device and the housing of the present invention.
Reference numerals
1. A shell, 2, a transmission device, 3, a power assisting device, 4, an angle positioning device, 5 and a motor,
6. a first worm, 7, a first worm wheel, 8, a second worm, 9, a second worm wheel, 10, a first gear,
11. a second gear 12, a third gear 13, a main shaft 14, a middle connecting section,
15. an inner connecting section 16, an outer connecting section 17, a shaft sleeve 18, a retainer ring 19 and a sealing ring,
20. a slide block 21, a sliding surface 22, a guide platform 23, a pin hole 24, a steel shaft 25 and a shaft sleeve,
26. a pressure spring 27, an angle point position sensor 28, an inner ring 29, a D-shaped hole 30, a positioning shaft,
31. a fourth gear 32, a body 33, a front cover 34, a rear cover 35, a buckle 36 and a gasket,
37. the positioning device comprises a shaft sleeve, 38, a guide groove, 39, a first positioning pin, 40 and a second positioning pin.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1-5, an intelligent toilet cover plate flip mechanism comprises a housing 1, wherein a transmission device 2 is arranged in the housing 1, an output end of the transmission device 2 is provided with a power assisting device 3, an angle positioning device 4 which is in fit connection with the transmission device 2 is arranged between the transmission device 2 and the power assisting device 3, the transmission device 2 comprises a motor 5, two groups of worm gears which are staggered in space are arranged at the output end of the motor 5, the output end of the worm gears is connected with the power assisting device 3 through a gear assembly for reducing speed by parallel gears, and a spindle 13 assembly is in fit connection between the gear assembly and the power assisting device 3; the pressure spring 26 in the power assisting device 3 is used as a power source to convert linear thrust into angular thrust, so that the power assisting device has the advantages of large torsion, stable output, small attenuation and long service life when being turned up.
In this embodiment, as shown in fig. 2-4, the two worm and gear sets include a first worm 6 transversely connected to the output end of the motor 5, the output end of the first worm 6 is engaged with a first worm wheel 7, a second worm 8 is inserted into the middle of the first worm wheel 7, the output end of the second worm 8 is engaged with a second worm wheel 9, the middle of the second worm wheel 9 is connected to the gear assembly through a first positioning pin 39, the gear assembly includes a first gear 10 connected to the first positioning pin 39, the first gear 10 is engaged with a second gear 11, the second gear 11 is engaged with a third gear 12 connected to the power assisting device 3 and the spindle 13 assembly, the spindle 13 assembly includes a spindle 13 inserted into the middle of the third gear 12, the spindle 13 includes a middle connecting section 14 cooperatively connected to the third gear 12, an internal connecting section 15 cooperatively connected to the power assisting device 3, and an external connecting section 16, the external connection section 16 is sleeved with a shaft sleeve 17 in a matching manner, a retaining ring 18 is arranged between the shaft sleeve 17 and the third gear 12, a sealing ring 19 is arranged between the retaining ring 18 and the shaft sleeve 17, the shaft sleeve 17 and the sealing ring 19 are added at the output end of the main shaft 13, the waterproof and antirust effects can be achieved, the inner part of the second worm gear 9 is connected with the first gear 10 through a first positioning pin 39, the first gear 10 is inserted into an inner hole of the second worm gear 9, the first gear 10 and the second worm gear 9 are designed in an interference fit manner, materials and interference are specially designed, a relative holding force can be obtained, the holding force is defined as an overload protection torque of the motor 5, when the external force is smaller than the holding force, the first gear 10 and the second worm gear 9 are integrated and synchronously rotate, when the external force exceeds the holding force value, the relative rotation is generated between the first gear 10 and the second worm gear 9, and the second worm gear 9 are not moved, the action of clutch is formed, the second worm wheel 9 and the part of the motor 5 are separated and do not rotate, so that the motor 5 is protected, in addition, the rear end of the motor 5 is provided with a thermal protector, the thermal protector can also be arranged at the main control panel end of the intelligent toilet, the safety is improved, the motor 5 is connected with a wire harness, and the leading-out end of the wire harness is additionally provided with waterproof treatment.
In this embodiment, as shown in fig. 2 and 5, the power assisting device 3 includes a sliding block 20 sleeved on the inner connecting section 15 of the main shaft 13, two sliding surfaces 21 are disposed inside the sliding block 20, each of the two sliding surfaces 21 is composed of an inclined plane of an axial spiral line and a circumferential plane, a plurality of guide bosses 22 parallel to the axial direction are disposed outside the sliding block 20, a pin hole 23 is disposed on the inner connecting section 15 of the main shaft 13, a steel shaft 24 is disposed in the pin hole 23, shaft sleeves 25 respectively fitted with the two sliding surfaces 21 are respectively sleeved at both ends of the steel shaft 24, a pressure spring 26 for pushing the sliding block 20 to move is disposed between the sliding block 20 and the housing 1,
1. when the third gear 10 is driven to move clockwise, the toilet lid normally moves clockwise to turn down, the third gear 10 drives the main shaft 13 to rotate, the main shaft 13 drives the steel shaft 24 and the shaft sleeve 25 to rotate, the shaft sleeve 25 rubs on the inclined surface of the slider 20, and at this time, the pressure spring 26 keeps pushing the slider 20 upwards, so that the speed of the toilet lid turning down is more stable.
2. When the third gear 10 is driven to move in the counterclockwise direction, the toilet lid normally moves in the counterclockwise direction and is turned up/opened, the third gear 10 drives the main shaft 13 to rotate, the main shaft 13 drives the steel shaft 24 and the shaft sleeve 25 to rotate, the shaft sleeve 25 rubs on the inclined surface of the slider 20, at this time, the pressure spring 26 keeps pushing the slider 20 upward, and axial thrust is added to the main shaft 13, so that the toilet lid is turned up more easily and more stably.
In this embodiment, as shown in fig. 4, the angle positioning device 4 includes a circuit board, which is mounted with an angle potential sensor 27, the angle potential sensor 27 is provided with a rotatable inner ring 28, when the angle of the inner ring 28 relative to the outer ring is different when the angle is electrified, the inner ring 28 is provided with a D-shaped hole 29, a positioning shaft 30 is inserted in the middle of the D-shaped hole 29, the positioning shaft 30 is provided with a fourth gear 31 which is engaged with the third gear 12 in a matching way, the second gear 11 is connected with the angle potential sensor 27 through a second positioning pin 40, and when in use, the initial angle between the main shaft 13 and the flat position is firstly positioned, when the main shaft 13 rotates, the third gear 12 drives the positioning shaft 30 to rotate, and then the inner ring 28 rotates, the voltage variation is led to the external main controller through a signal wire, and the external main controller obtains the angle of the current main shaft 13 by analyzing and deducing the angle variation value. In addition, a magnetic ring or a fan-shaped magnet is added on the transmission rotating shaft (any one of the shafts 17, 13 and 30), a Hall sensor is arranged in the rotating section of the magnet, and angle conversion is realized through an analog signal.
In this embodiment, as shown in fig. 1, 2, and 5, the housing 1 includes a body 32, a front cover 33 and a rear cover 34 are respectively disposed at two ends of the body 32, the body 32 is connected to upper ends of the front cover 33 and the rear cover 34 through a buckle 35, the body 32 is connected to middle portions and lower portions of the front cover 33 and the rear cover 34 through locking screws, the main body and the front cover 33 are both provided with connecting bosses for fixing two ends of the second worm 8, and a gasket 36 is disposed between the connecting bosses and the second worm 8, so that play and impact of the second worm 8 can be alleviated, and friction and noise can be reduced. The upper part in the back cover 34 is provided with a guide sleeve 37 which is in fit connection with the sliding block 20, the guide sleeve 37 is internally provided with a guide groove 38 which is in fit connection with the guide boss 22, the rear end of the guide groove 38 is provided with a limit boss which limits the sliding block 20 to move backwards in a transition way, when in use, the sliding block 20 pushes the sliding block 20 under the action of the pressure spring 26, and the sliding block 20 slides through the fit of the guide boss 22 and the guide groove 38, so that the sliding block 20 moves.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (7)
1. The utility model provides an intelligence squatting pan apron flip mechanism which characterized in that: the gear assembly comprises a shell, wherein a transmission device is arranged in the shell, a power assisting device is arranged at the output end of the transmission device, an angle positioning device which is connected with the transmission device in a matched mode is arranged between the transmission device and the power assisting device, the transmission device comprises a motor, two sets of worm gears which are arranged in a staggered mode in space are arranged at the output end of the motor, the output ends of the worm gears are connected with the power assisting device through gear assemblies which are decelerated through parallel gears, and a main shaft assembly is connected between the gear assemblies and the power assisting device in a matched mode.
2. The intelligent toilet cover plate flip mechanism of claim 1, wherein: two sets of worm and gear include transverse connection in the first worm of motor output, the cooperation meshing of first worm output has first worm wheel, wears to be equipped with the second worm in the middle of the first worm wheel, and the cooperation meshing of second worm output has the second worm wheel, passes through first locating pin connection in the middle of the second worm wheel the gear assembly.
3. The intelligent toilet cover plate flip mechanism of claim 2, wherein: the gear assembly comprises a first gear connected with the first positioning pin, the first gear is meshed with a second gear in a matching mode, and the second gear is meshed with a third gear connected with the power assisting device and the spindle assembly.
4. The intelligent toilet cover plate flip mechanism of claim 3, wherein: the main shaft assembly comprises a main shaft penetrating through the middle of the third gear, the main shaft comprises a middle connecting section, an inner connecting section and an outer connecting section, the middle connecting section is connected with the third gear in a matched mode, the inner connecting section is connected with the power assisting device in a matched mode, the outer connecting section is sleeved with a shaft sleeve in a matched mode, a check ring is arranged between the shaft sleeve and the third gear, and a sealing ring is arranged between the check ring and the shaft sleeve.
5. The intelligent toilet cover plate flip mechanism of claim 4, wherein: the booster unit is located including the cover the slider of the internal connection section of main shaft, the inside two glide planes that are equipped with of slider, two glide planes respectively constitute by the inclined plane of one section axial helix and circumference's plane, the slider outside be equipped with a plurality of with axial direction parallel's direction boss, the pinhole has been seted up on the internal connection section of main shaft, is equipped with the steel axle in the pinhole, and the steel axle both ends all overlap the axle sleeve that sets up with the inclined plane cooperation of glide plane respectively, be equipped with the compression spring who is used for promoting the slider removal between slider and the casing.
6. The intelligent toilet cover plate flip mechanism of claim 3, wherein: the angle positioning device comprises a circuit board, an angle potential sensor is mounted on the circuit board, the angle potential sensor is provided with a rotatable inner ring, a D-shaped hole is formed in the inner ring, a positioning shaft is inserted in the middle of the D-shaped hole in a corresponding mode, and a fourth gear meshed with the third gear in a matched mode is arranged on the positioning shaft.
7. The intelligent toilet cover plate flip mechanism of claim 5, wherein: the casing includes the body, and the body both ends are equipped with protecgulum and hou gai respectively, the body passes through the buckle with the upper end of protecgulum and hou gai to be connected, the body passes through locking screw with the middle part and the lower part of protecgulum and back lid to be connected, and main part and protecgulum all are equipped with the connection boss that is used for fixed second worm both ends, connect and are equipped with the gasket between boss and the second worm, upper portion is equipped with the uide bushing of being connected with the slider cooperation in the back lid, sets up the guide way of being connected with the cooperation of direction boss in the uide bushing, and the uide bushing rear end is equipped with the spacing boss that the restriction slider passes through the rearward movement.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110685853.3A CN113261872A (en) | 2021-06-21 | 2021-06-21 | Intelligence squatting pan apron flip mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110685853.3A CN113261872A (en) | 2021-06-21 | 2021-06-21 | Intelligence squatting pan apron flip mechanism |
Publications (1)
Publication Number | Publication Date |
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CN113261872A true CN113261872A (en) | 2021-08-17 |
Family
ID=77235502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202110685853.3A Pending CN113261872A (en) | 2021-06-21 | 2021-06-21 | Intelligence squatting pan apron flip mechanism |
Country Status (1)
Country | Link |
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CN (1) | CN113261872A (en) |
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2021
- 2021-06-21 CN CN202110685853.3A patent/CN113261872A/en active Pending
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