CN107508500A - Motor enters water starting switch and enters the dust catcher of water starting switch using motor - Google Patents
Motor enters water starting switch and enters the dust catcher of water starting switch using motor Download PDFInfo
- Publication number
- CN107508500A CN107508500A CN201710864376.0A CN201710864376A CN107508500A CN 107508500 A CN107508500 A CN 107508500A CN 201710864376 A CN201710864376 A CN 201710864376A CN 107508500 A CN107508500 A CN 107508500A
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- Prior art keywords
- motor
- conductor
- water
- screw
- starting switch
- Prior art date
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- Granted
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 134
- 239000000428 dust Substances 0.000 title description 16
- 239000004020 conductor Substances 0.000 claims abstract description 104
- 239000003990 capacitor Substances 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims description 36
- 229910052751 metal Inorganic materials 0.000 claims description 36
- 230000001012 protector Effects 0.000 claims description 18
- 239000012530 fluid Substances 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000000741 silica gel Substances 0.000 claims description 8
- 229910002027 silica gel Inorganic materials 0.000 claims description 8
- 229960001866 silicon dioxide Drugs 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000004913 activation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/18—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual dc motor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/0094—Structural association with other electrical or electronic devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/124—Sealing of shafts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/132—Submersible electric motors
-
- 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
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
- H02K7/145—Hand-held machine tool
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses motor to enter water starting switch, including the circuit board provided with drive circuit, microcontroller, pull down resistor and filter capacitor, the signal input part of drive circuit is electrically connected in microcontroller, microcontroller is powered with the first conductor, first conductor is electrically connected in one end of pull down resistor, pull down resistor is electrically connected in filter capacitor, and filter capacitor is electrically connected in the first conductor；First conductor is separated by provided with the second conductor, and the second conductor is electrically connected in the positive pole of power supply, and two pins of motor are electrically connected in the positive pole of power supply and the signal output part of drive circuit respectively.In addition the present invention also provides the underwater duster for entering water starting switch using motor, including casing, circuit board and power supply, the motor of tool waterproof case is provided with casing, motor-driven output shaft is connected with water wheels and is arranged with seal, and the first conductor and the second conductor are located at the rear of seal.It is an advantage of the invention that it can realize that the water that enters of motor starts and shut down from water, so as to protect the seal on motor output shaft.
Description
Technical field
The present invention relates to underwater switch and its application product, the switch especially for motor and the dust suction using its technology
Device, specifically motor enter water starting switch and enter the dust catcher of water starting switch using motor.
Background technology
In the prior art, some underwater installations are suitably opened under water, and are closed when leaving the water surface, so being not suitable for setting
Put hand switch, such as underwater duster.
Underwater cleaning equipment is divided into two kinds, and one kind is that motor is located on the bank, and only cleaning head gos deep into water, this cleaning
The main frame of equipment does not contact directly with water, to the less demanding of liquid sealing protection；Another underwater cleaning equipment is then a kind of complete
The dust catcher of equipment immersion, its motor is usually constructed with perfect liquid-tight envelope safeguard measure, particularly on the output shaft of motor
Seal can be nested with, is furthermore provided with a hand switch to control the startup of dust catcher and closing, in use, first opening
Close, starting device, operate motor, finally dust catcher is put into water and carried out the work.
But prior art has individual problem to be never resolved, that is,：The seal being nested with output shaft is easy
Damage, loses good sealing effectiveness.It has been investigated that the damage of seal is entering water front motor mainly due to dust catcher
Output shaft can not distribute in time with seal frictional heat, so as to cause the deformation of seal and aging.After dust catcher starts
The time shelved on the coast is more long, then damage of the output shaft to seal is bigger.
The screen pack of underwater duster has two kinds of assembly methods：A kind of a kind of such as documents " new-type pool cleaner ",
Its filter is screen pack described in Patent No. CN201521073399.2, is arranged on the front of water wheels, and its chamber of intaking is made
For the memory space of rubbish, although its drive shaft does not mark seal, learnt according to common knowledge：Underwater rotating shaft is necessary
It is cased with waterproof measure of the seal as motor；And the screen pack of another underwater duster is the draining for being assemblied in water wheels rear
Hole.Underwater duster generally first can all enter blasthole in water, and seal can be first from horizontal plane during immersion
Decline, then water body submerges the first conductor and the second conductor, and motor could start after the first conductor and the conducting of the second conductor.Sealing
Part does not contact directly generally with water body, so output shaft can be conducted in time with heat caused by seal friction by waterproof case
To water body, so as to protect seal not damaged because of overheat.But just if startup then exports underwater duster before water is entered
Heat caused by the friction of axle and seal is difficult to distribute by air.
In addition, if underwater duster starts before water is entered, also result in water wheels when it is immersed in the water and strike waters production
Unboiled water flower and noise；The air that water inlet chamber in front of water wheels is full of also hinders the negative pressure of water wheels, because the compression ratio ratio of air
Water is big, and water wheels need the time to drain the air in intake antrum room and can just produce to be enough the negative pressure for sucking water body.
The content of the invention
The technical problems to be solved by the invention be in view of the above-mentioned state of the art, and provide can be opened in water,
Leave the motor closed after water and enter water starting switch；And offer topology layout is reasonable, each mechanism fit precision is high, operates steadily
And work can be automatically turned on after water is entered, and the suction for entering water starting switch using motor of work is automatically stopped after the water surface is left
Dirt device.
Technical scheme is used by the present invention solves above-mentioned technical problem：Motor enters water starting switch, including for controlling
The circuit board of motor start and stop processed, circuit board are provided with drive circuit, microcontroller, pull down resistor and filter capacitor, drive circuit
Signal input part is electrically connected in microcontroller, and microcontroller is powered with the first conductor contacted with water, and the first conductor is electrically connected in drop-down
One end of resistance, the other end of pull down resistor are electrically connected in filter capacitor, and the other end of filter capacitor is electrically connected in the first conductor；First
Conductor is separated by provided with the second conductor contacted with water, and the second conductor is electrically connected in the positive pole of power supply, and two pins of motor are electric respectively
It is connected in the positive pole of power supply and the signal output part of drive circuit.
Enter the dust catcher of water starting switch, including the casing provided with blasthole and osculum using motor, be provided with casing
Waterproof case, waterproof case is interior to be provided with motor, and waterproof case rotates to be provided with is connected with water by motor-driven output shaft, output shaft
Wheel, output sleeve are provided with seal, circuit board and power supply are additionally provided with casing, and the rear of seal is respectively equipped with the first conductor
With the second conductor.
To optimize above-mentioned technical proposal, the measure taken also includes：
Water conservancy diversion frame is provided between above-mentioned casing inner wall and waterproof case, water conservancy diversion frame includes honeycomb duct, and the number of honeycomb duct is 3-
12, honeycomb duct is as the passage between blasthole and osculum；First conductor and the second conductor are respectively arranged on waterproof case,
And located at the rear of honeycomb duct.
The front end folding of above-mentioned honeycomb duct is provided with one-way cock, and one-way cock top is assigned in the front end face of water conservancy diversion frame.
Above-mentioned power supply is rechargeable battery, and circuit board and power supply are respectively arranged on the inside of waterproof case, and row is located at respectively
The rear of motor.
The first above-mentioned conductor includes the first sheet metal and the first screw being in contact with each other, and the second conductor includes being in contact with each other
The second sheet metal and the second screw；First sheet metal and the second sheet metal are electrically connected in circuit board, the first screw and second respectively
Screw thread is arranged in waterproof case to screw respectively；Filled between first sheet metal and the inwall of waterproof case provided with water-proof silica-gel, second
Filled between sheet metal and the inwall of waterproof case provided with water-proof silica-gel.
The first above-mentioned sheet metal is provided with the first sets of holes for being placed on the first screw；Second sheet metal is provided with and is placed on second
Second sets of holes of screw.
The outer wall of above-mentioned waterproof case is respectively equipped with the first ring convex and the second ring convex, and the first ring convex circle is located at the first screw
Periphery, the second ring convex circle be located at the second screw periphery.
Above-mentioned the first ring convex and the second ring convex are arranged with the first head protector and the second head protector respectively；First head protector is horizontal
To through provided with the first fluid passage, the first fluid passage is communicated in honeycomb duct, osculum and the first screw；Second head protector, which extends transversely through, to be set
There is the second fluid passage, the second fluid passage is communicated in honeycomb duct, osculum and the second screw.
Above-mentioned the first screw and the second screw is respectively arranged on waterproof case two sides in opposite direction.
Compared with prior art, motor of the invention enters water starting switch, including provided with drive circuit, microcontroller, under
The circuit board of pull-up resistor and filter capacitor, the signal input part of drive circuit are electrically connected in microcontroller, and microcontroller is powered with
One conductor, the first conductor are electrically connected in one end of pull down resistor, and pull down resistor is electrically connected in filter capacitor, and filter capacitor is electrically connected in first
Conductor；First conductor is separated by provided with the second conductor, and the second conductor is electrically connected in the positive pole of power supply, and two pins of motor are electrically connected respectively
In the positive pole of power supply and the signal output part of drive circuit.In addition the present invention also provides a kind of application and enters the underwater of water starting switch
Dust catcher, including casing, circuit board and power supply, the interior motor for being provided with tool waterproof case of casing, motor-driven output shaft connect
There are water wheels and be arranged with seal, the first conductor and the second conductor are located at the rear of seal.It is an advantage of the invention that it can realize
The water that enters of motor starts and shut down from water, so as to protect the seal on motor output shaft.
Brief description of the drawings
Fig. 1 is the circuit connecting relation schematic diagram that motor of the present invention enters water starting switch；
Fig. 2 is the structural representation of underwater duster of the present invention；
Fig. 3 is the schematic internal view in Fig. 2；
Fig. 4 is Fig. 3 stereoscopic-state schematic diagrames；
Fig. 5 is the decomposing schematic representation of figure underwater duster of the present invention；
Fig. 6 is the mplifying structure schematic diagram in A portions in Fig. 3；
Fig. 7 is the schematic diagram that the first screw and the second screw are screwed out in Fig. 6.
Embodiment
Embodiments of the invention are described in further detail below in conjunction with accompanying drawing.
Fig. 1 to Fig. 7 is the structural representation of the present invention.
Reference therein is：1 motor, 2 circuit boards, 3 microcontrollers, 4 first conductors, 41 first sheet metals, 41a
One sets of holes, 42 first screws, 5 second conductors, 51 second sheet metals, the sets of holes of 51a second, 52 second screws, 6 power supplys, 7 casings,
7a blastholes, 7b osculums, the ring convex of 7c first, the ring convex of 7d second, 8 waterproof cases, 9 water conservancy diversion framves, 9a honeycomb ducts, 10 check valves
Door, 11 output shafts, 12 seals, 13 water wheels, R19 pull down resistors, C10 filter capacitors, 14 first head protectors, the fluid passages of 14a first,
15 second head protectors, the fluid passages of 15a second, 16 drive circuits.
Fig. 1 to Fig. 7 is the structural representation of the present invention, as illustrated, motor enters water starting switch, including for controlling electricity
The circuit board 2 of the start and stop of machine 1, it is characterized in that：Described circuit board 2 be provided with drive circuit 2, microcontroller 3, pull down resistor R19 and
Filter capacitor C10, the signal input part of described drive circuit 2 are electrically connected in microcontroller 3, and described microcontroller 3 is powered with
The first conductor 4 contacted with water, the first described conductor 4 are electrically connected in pull down resistor R19 one end, described pull down resistor R19
The other end be electrically connected in filter capacitor C10, the described filter capacitor C10 other end and be electrically connected in the first described conductor 4；It is described
The first conductor 4 be separated by provided with the second conductor 5 for being contacted with water, the second described conductor 5 is electrically connected in the positive pole of power supply 6, described
Two pins of motor 1 be electrically connected in the described positive pole of power supply 6 and the signal output part of described drive circuit 2 respectively.Electricity
The negative pole in source 6 is electrically connected in drive circuit 2.
It is to detect realization by microcontroller 3 to enter water detection function.By the pin configuration of microcontroller 3 into input state,
And directly electrically connected with the first conductor 4.Under input state, the state of pin inputs for high impedance, does not interfere with outside
Loop state, therefore can be used to detect the level change on pin.First conductor 4 and the second conductor 5 are 2 pieces of non-touching gold
Belong to conductor, when the first conductor 4 and the second conductor 5 be in air, for open-circuit condition, current potential on pin is electric due to drop-down
R19 presence is hindered, is always maintained at zero V, i.e. low level；When the first conductor 4 and the second conductor 5 are in water simultaneously, first leads
The conductor 5 of body 4 and second is considered as an about 200K to 400K resistance, and under pull down resistor R19 partial pressure, the current potential on pin is about
2.35V to 2.75V, belongs to high level.Both level states are differentiated, just can judge whether equipment is in water.To prevent from doing
The presence of factor is disturbed, accesses filter capacitor C10 over the ground on pin.First conductor 4 and the second conductor 5 should be assemblied in motor 1
Rear, using this technology, motor 1 can be made just to be started working after being immersed in the water, motor 1 stops after motor 1 leaves water body
Work.
Enter the dust catcher of water starting switch, including the casing 7 provided with blasthole 7a and osculum 7b, casing 7 using motor
It is interior to be provided with waterproof case 8, motor 1 is provided with waterproof case 8, waterproof case 8 rotates the output shaft 11 for being provided with and being driven by motor 1,
Output shaft 11 is connected with water wheels 13, and output shaft 11 is arranged with seal 12, and circuit board 2 and power supply 6 are additionally provided with casing 7, sealing
The rear of part 12 is respectively equipped with the first conductor 4 and the second conductor 5.The filter of underwater duster has two kinds of assembly methods：One
A kind of such as documents " new-type pool cleaner " are planted, water wheels 13 are assemblied in described in Patent No. CN201521073399.2
Front；And another kind is the osculum 7b for being assemblied in the rear of water wheels 13.Filter either selects any assembly method all
The application of the present invention is not influenceed.Handheld underwater dust catcher generally first can all enter blasthole 7a in water, in the mistake of immersion
Seal 12 can decline from horizontal plane first in journey, and then water body submerges the first conductor 4 and the second conductor 5, the first conductor 4 and the
Motor 1 could start after the conducting of two conductors 5.Seal 12 does not contact directly generally with water body, so output shaft 11 and seal
Heat caused by 12 frictions can be conducted to water body in time by waterproof case 8, so as to protect seal 12 not damaged because of overheat
It is bad.First conductor 4 and the second conductor 5 are arranged on the rear of seal 12, and the water inlet chamber of underwater duster can be made to be full of water body,
And the advantages of water wheels 13 just start to start motor 1 after being immersed in the water, and so row sets is：Avoid water wheels 13 from striking waters and produce water
Flower and noise；The water inlet chamber in the front of water wheels 13 has drained air, is produced beneficial to water wheels 13 and is enough water body pushing to draining
Hole 7b negative pressure.
Water conservancy diversion frame 9 is provided between the inwall of casing 7 and waterproof case 8 of the present invention, water conservancy diversion frame 9 includes honeycomb duct 9a, water conservancy diversion
Road 9a number is 3-12, and honeycomb duct 9a is as the passage between blasthole 7a and osculum 7b；First conductor 4 is led with second
Body 5 is respectively arranged on waterproof case 8, and located at honeycomb duct 9a rear.Water conservancy diversion frame 9 can be that waterproof case 8 supports, enhancing electricity
The stability that machine 1 works；The inner chamber of underwater duster is larger easily to produce vortex, and the can also be influenceed by being vortexed the bubble being mingled with sometimes
The path of one conductor 4 and the second conductor 5, make the interrupter duty of motor 1.Honeycomb duct 9a, which can cut vortex, enables current stably to skim over
First conductor 4 and the second conductor 5.
The honeycomb duct 9a of present invention front end folding is provided with one-way cock 10, before the top of one-way cock 10 is assigned in water conservancy diversion frame 9
End face.When underwater duster lifts from water, upward, one-way cock 10 can prevent the water for leading to osculum 7b inverse to osculum 7b
Flow back to blasthole 7a.The inwall and honeycomb duct 9a of casing 7 can temporarily accumulate water, and the first conductor 4 is still immersed in the second conductor 5
Accumulate in water, motor 1 still operates, as keeping flat for underwater duster accumulates water gradually from osculum 7b outflows, the first conductor 4
With the open circuit of the second conductor 5, motor 1 is stopped.For filter is arranged on the underwater duster in the front of water wheels 13, water
Wheel 13 under water dust catcher from after water of short duration time interior energy dry the surrounding volume of water wheels 13 moisture, so as to keep the He of water wheels 13
The drying of output shaft 11.For filter is arranged on osculum 7b underwater duster, motor 1 is during work
Blasthole 7a sewage can be contacted directly in the stroke through filter with water wheels 13, water wheels 13 under water dust catcher from water
Rear of short duration time interior energy dries the moisture and rubbish of the surrounding volume of water wheels 13, so as to keep the clear of water wheels 13 and output shaft 11
It is clean.
The power supply 6 of the present invention is rechargeable battery, and circuit board 2 and power supply 6 are respectively arranged on the inside of waterproof case 8, and respectively
Row is located at the rear of motor 1.The front and rear sequentially row of motor 1, circuit board 2 and power supply 6 is provided with the transverse direction for being beneficial to reduce pumping water device
Volume, beneficial to increase honeycomb duct 9a laterally across amount.For filter is arranged on osculum 7b underwater duster,
Rubbish will pass through honeycomb duct 9a, and honeycomb duct 9a throughput is more big to be just less susceptible to block, so as to avoid the first conductor 4
With the second conductor 5 by rubbish extrusion damage.
The first conductor 4 of the present invention includes the first sheet metal 41 and the first screw 42 being in contact with each other, and the second conductor 5 includes
The second sheet metal 51 and the second screw 52 being in contact with each other；First sheet metal 41 and the second sheet metal 51 are electrically connected in circuit board respectively
2, screw thread is arranged in waterproof case 8 respectively for the first screw 42 and the second screw 52；The inwall of first sheet metal 41 and waterproof case 8
Between fill provided with water-proof silica-gel, filled between the second sheet metal 51 and the inwall of waterproof case 8 provided with water-proof silica-gel.By the first screw
42 and second screw 52 nut be exposed to water body in.First sheet metal 41 and the second sheet metal 51 are respectively welded located at circuit board
2, the first screw 42 and the second screw 52 are respectively screw and are screwed into waterproof case 8.Need to keep away when underwater duster is lain idle for a long time
Exempt from the electrical contact of the first conductor 4 and the second conductor 5；In addition, flood is often met with many areas in the world, if underwater dust suction
Device imprudence is overboard, then the path of understanding external trigger the first conductor 4 and the second conductor 5, underwater to inhale so as to accidental activation motor 1
Dirt device sucks the damage that a large amount of debris will also result in equipment.Therefore, the first screw 42 and the second screw 52 are distinguished into whiz first
The sheet metal 51 of sheet metal 41 and second, it is ensured that the motor 1 of underwater duster will not accidental activation.Water-proof silica-gel fill be located at it is anti-
Inside water hull body 8, and the first sheet metal 41 and the second sheet metal 51 are wrapped up, and the tail of the first screw 42 and the second screw 52
End.Water-proof silica-gel can prevent water from being penetrated into from the screw hole of the first screw 42 and the second screw 52 inside waterproof case 8, so as to protect
Protection circuit plate 2.
The first above-mentioned sheet metal 41 is provided with the first sets of holes 41a for being placed on the first screw 42；Second sheet metal 51 is provided with
It is placed on the second sets of holes 51a of the second screw 52.If without the first sets of holes 41a, the first screw 42 can bend the first metal
Piece 41, serious meeting cause the first sheet metal 41 to depart from from circuit board 2；If without the second sets of holes 51a, the second screw 52
The second sheet metal 51 can be bent, serious meeting causes the second sheet metal 51 to depart from from circuit board 2.
The outer wall of the waterproof case 8 of the present invention is respectively equipped with the first ring convex 7c and the second ring convex 7d, the first ring convex 7c circle is set
In the periphery of the first screw 42, the second ring convex 7d circles are located at the periphery of the second screw 52.7d points of first ring convex 7c and the second ring convex
The frontal impact of the water gone out in honeycomb duct 9a to the first screw 42 and the second screw 52 can not prevented.
The the first ring convex 7c and the second ring convex 7d of the present invention is arranged with the first head protector 14 and the second head protector 15 respectively；The
One head protector 14 extends transversely through is communicated in honeycomb duct 9a, osculum 7b and the first spiral shell provided with the first fluid passage 14a, the first fluid passage 14a
Nail 42；Second head protector 15 is extended transversely through provided with the second fluid passage 15a, the second fluid passage 15a be communicated in honeycomb duct 9a, osculum 7b and
Second screw 52.First head protector 14 and the second head protector 15 can prevent user's finger while touch the first screw 42 and
Two screws 52, cause the accidental activation of motor 1, and the underwater duster at osculum 7b is arranged on especially for filter,
Rear end can generally dismantle, user by waterproof case 8 can be touched.First fluid passage 14a is arranged on first for front and rear insertion to be prevented
The side wall of helmet 14, the second fluid passage 15a are the side wall that front and rear insertion is arranged on the second head protector 15, and such setting is in order to anti-
Only airtrapping is in the first head protector 14 and the second head protector 15, so as to avoid bubble logical to the first conductor 4 and the second conductor 5
The interference on road.
The first screw 42 and the second screw 52 of the present invention is respectively arranged on the two sides in opposite direction of waterproof case 8, so
User can be made to be not easy false touch, and can increase the distance between the first conductor 4 and the second conductor 5, avoid underwater duster
In a non-operative state because of the error starting that makes moist.
The operation principle of the present invention：After first conductor 4 and the second conductor 5 are immersed in the water together with motor 1, the first conductor 4
Path is formed with the circuit where the second conductor 5, motor 1 starts；First conductor 4 and the second conductor 5 are departed from into water together with motor 1
Behind face, the circuit where the first conductor 4 and the second conductor 5 forms open circuit, and motor 1 is stopped.
Underwater duster is immersed in the water, until the first conductor 4 and the second conductor 5 submerge, at this moment water wheels 13 start to rotate
Work；Underwater duster is left the water, water wheels 13 can postpone several seconds of rotation, until underwater duster translation-angle causes water conservancy diversion
Current in road 9a lose, and the first conductor 4 and the second conductor 5 and water body open circuit, at this moment water wheels 13 are stopped.
Highly preferred embodiment of the present invention has illustrated, and the various change or remodeling made by those of ordinary skill in the art are not
It can depart from the scope of the present invention.
Claims (10)
1. motor enters water starting switch, including the circuit board (2) for controlled motor (1) start and stop, it is characterized in that：Described circuit
Plate (2) is provided with drive circuit (16), microcontroller (3), pull down resistor (R19) and filter capacitor (C10), described drive circuit
(16) signal input part is electrically connected in microcontroller (3), and described microcontroller (3) is powered with the first conductor contacted with water
(4), described the first conductor (4) is electrically connected in pull down resistor (R19) one end, the other end electricity of described pull down resistor (R19)
It is connected in filter capacitor (C10), the other end of described filter capacitor (C10) is electrically connected in described the first conductor (4)；Described
One conductor (4) is separated by is electrically connected in the positive pole of power supply (6) provided with the second conductor (5) contacted with water, described the second conductor (5),
Two pins of described motor (1) are electrically connected in the described positive pole of power supply (6) and the letter of described drive circuit (16) respectively
Number output end.
2. a kind of underwater duster for entering water starting switch using motor described in claim 1, including provided with blasthole (7a) and
The casing (7) of osculum (7b), described casing (7) is interior to be provided with waterproof case (8), and institute is provided with described waterproof case (8)
The motor (1) stated, described waterproof case (8) rotate the output shaft (11) for being provided with and being driven by described motor (1), and described is defeated
Shaft (11) is connected with water wheels (13), and described output shaft (11) is arranged with seal (12), it is characterized in that：Described casing (7)
Inside it is additionally provided with described circuit board (2) and described power supply (6), the rear of described seal (12) is respectively equipped with described
First conductor (4) and described the second conductor (5).
3. the underwater duster according to claim 2 for entering water starting switch using motor, it is characterized in that：Described casing
(7) water conservancy diversion frame (9) is provided between inwall and described waterproof case (8), described water conservancy diversion frame (9) includes honeycomb duct (9a), institute
The number for the honeycomb duct (9a) stated is 3-12, and described honeycomb duct (9a) is as between blasthole (7a) and osculum (7b)
Passage；Described the first conductor (4) is respectively arranged on waterproof case (8) with described the second conductor (5), and is led located at described
The rear of runner (9a).
4. the underwater duster underwater duster according to claim 3 for entering water starting switch using motor, it is characterized in that：
The front end folding of described honeycomb duct (9a) is provided with one-way cock (10), and described one-way cock (10) top is assigned in described water conservancy diversion
The front end face of frame (9).
5. the underwater duster according to claim 4 for entering water starting switch using motor, it is characterized in that：Described power supply
(6) it is rechargeable battery, described circuit board (2) and described power supply (6) are respectively arranged on the inside of waterproof case (8), and difference
Row is located at the rear of described motor (1).
6. the underwater duster according to claim 5 for entering water starting switch using motor, it is characterized in that：Described first
Conductor (4) includes the first sheet metal (41) and the first screw (42) being in contact with each other, and described the second conductor (5) includes connecing each other
Tactile the second sheet metal (51) and the second screw (52)；Described the first sheet metal (41) and described the second sheet metal (51) point
Described circuit board (2) is not electrically connected in, and screw thread is arranged in respectively for described the first screw (42) and described the second screw (52)
Described waterproof case (8)；Filled between described the first sheet metal (41) and the inwall of described waterproof case (8) provided with waterproof
Silica gel, filled between described the second sheet metal (51) and the inwall of described waterproof case (8) provided with water-proof silica-gel.
7. the underwater duster according to claim 6 for entering water starting switch using motor, it is characterized in that：Described first
Sheet metal (41) is provided with the first sets of holes (41a) for being placed on described the first screw (42)；Described the second sheet metal (51) is set
There are the second sets of holes (51a) for being placed on described the second screw (52).
8. the underwater duster according to claim 7 for entering water starting switch using motor, it is characterized in that：Described waterproof
The outer wall of housing (8) is respectively equipped with the first ring convex (7c) and the second ring convex (7d), and described the first ring convex (7c) circle is located at first
The periphery of screw (42), described the second ring convex (7d) circle is located at the periphery of the second screw (52).
9. the underwater duster according to claim 8 for entering water starting switch using motor, it is characterized in that：Described first
Ring convex (7c) and the second ring convex (7d) are arranged with the first head protector (14) and the second head protector (15) respectively；The first described protection
Cap (14) extends transversely through is communicated in honeycomb duct (9a), osculum provided with the first fluid passage (14a), described the first fluid passage (14a)
(7b) and the first screw (42)；Described the second head protector (15) is extended transversely through provided with the second fluid passage (15a), the second described liquid
Road (15a) is communicated in honeycomb duct (9a), osculum (7b) and the second screw (52).
10. the underwater duster for entering water starting switch using motor according to claim 2 to 9 any claim, its
It is characterized in：Described the first screw (42) is respectively arranged on described waterproof case (8) direction phase with described the second screw (52)
Anti- two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710864376.0A CN107508500B (en) | 2017-09-22 | 2017-09-22 | Motor water-in starting switch and dust collector applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710864376.0A CN107508500B (en) | 2017-09-22 | 2017-09-22 | Motor water-in starting switch and dust collector applying same |
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| Publication Number | Publication Date |
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| CN107508500A true CN107508500A (en) | 2017-12-22 |
| CN107508500B CN107508500B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710864376.0A Active CN107508500B (en) | 2017-09-22 | 2017-09-22 | Motor water-in starting switch and dust collector applying same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110535277A (en) * | 2019-08-19 | 2019-12-03 | 浙江大学 | A kind of compensation oil charging motor of deep sea pressure based on leather bag structure |
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| CN107508500B (en) | 2024-02-09 |
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