Summary of the invention
In view of prior art exists drawbacks described above, the purpose of this utility model is to propose one to be applicable to process of producing product
Middle workpiece clean rotary spray mechanism and apply the cleaning machine of this mechanism, cleaning method.
The purpose of this utility model, will be achieved by the following technical programs:
A kind of rotary spray mechanism, including frame and be fixedly installed on the spraying box in described frame, also includes fixing
It is arranged in described frame the feeding material component for carrying workpiece and for the rotary components driving workpiece to rotate, Yi Jigu
Surely the interior spray assemblies for workpiece cleaning showers of described spraying box it is arranged at;It is provided with for depositing cleaning in described frame
The reserving liquid tank of liquid, described spray assemblies is connected with described reserving liquid tank pipeline.
Preferably, described feeding material component includes that feeding cylinder, connecting rod and feeding trolley, described feeding cylinder are fixedly installed on
In described frame, one end of described connecting rod outer is connected with described feeding cylinder at described spraying box, the other end is at described spray
Being connected with described feeding trolley in case, described feeding trolley is fixing with described rotary components to be connected, and can enter along described guide rail
Go out described spraying box.
Preferably, described spray assemblies includes the spray pump being fixedly installed in described frame and is fixedly installed on described
Shower in spraying box, the inlet of described spray pump is connected with described filtration liquid chamber pipeline, the liquid outlet of described spray pump
It is connected with described shower pipeline, described shower offers the spray apertures for workpiece cleaning showers.
Preferably, described rotary components includes that electric rotating machine and the output shaft with described electric rotating machine are fixed and is connected
Output shaft group, described output shaft group includes sequentially fixing the motor side connecting shaft of connection, rotary side connecting shaft, and power transmission shaft, institute
Stating that motor side connecting shaft and described electric rotating machine are fixing to be connected and driven by it, described power transmission shaft is by bevel gear and rotary shaft biography
Being dynamically connected, described rotary shaft top is fixedly installed rotating part.
Preferably, described electric rotating machine is fixing with motor bearing seat to be connected, and the outboard wheel profile surface of described motor bearing seat is
Multidiameter, inner chamber contoured surface is stepped ramp type through hole, is equiped with ball bearing, described motor shaft in the inner chamber of described motor bearing seat
It is equiped with oil sealing at the lumen openings of bearing.
Preferably, described motor bearing seat is also fixedly connected with sealed rubber plate and stationary backplate, described motor bearing seat,
Sealed rubber plate and stationary backplate three bolt are fixed on described spraying box sidewall, and described stationary backplate is arranged at described spraying box
Inner side, described sealed rubber plate and stationary backplate may be contained within outside described spraying box;
Preferably, described motor side connecting shaft is plugged in the bearing of described motor bearing seat through described stationary backplate,
One end of described motor side connecting shaft is equiped with the pin that is in transmission connection, and the other end offers endoporus and inner hole key slot, described electric rotating
The output shaft of machine inserts in described endoporus, and drives described motor side connecting shaft by the flat key being arranged in described inner hole key slot
Rotate.
Preferably, the side of described rotary side connecting shaft is provided with blind hole, and the end periphery of this side offers through hole,
Being provided with compression spring in described blind hole, described rotary side connecting shaft is by the steady pin being arranged in described through hole and described biography
Moving axis connects, and the other end of described rotary side connecting shaft is provided with cross recess, the pin that is in transmission connection in described motor side connecting shaft
Being inserted in described cross recess, described motor side connecting shaft drives described rotary side connecting shaft to turn by the described pin that is in transmission connection
Dynamic.
Preferably, the end periphery of described power transmission shaft side offering waist type groove through hole, described power transmission shaft is by setting
The steady pin being placed in described waist type groove through hole is connected with described rotary side connecting shaft, outside the end of the opposite side of described power transmission shaft
Offering flat key groove on disc, described power transmission shaft is connected with described bevel gear by the flat key being arranged in described flat key groove and carries
Dynamic its rotates, and described power transmission shaft is arranged on fixing seat.
Preferably, described fixing seat is fixedly installed on installing plate, is provided with sliding bearing, described peace in described fixing seat
Dress plate is fixing with described feeding trolley to be connected, and described installing plate is fixedly installed rotating shaft holder and capillary groove, described rotation
The outboard wheel profile surface of bearing block is multidiameter, and described rotating shaft holder is provided through dead eye, arranges in described dead eye
There is bearing, in the dead eye of described rotating shaft holder, be also inserted with rotary shaft;
The outboard wheel profile surface of described rotary shaft is multidiameter, and the side of described rotary shaft offers installation screw, opposite side
End periphery on offer flat key groove, described rotary shaft offers the side of flat key groove and inserts in described rotating shaft holder
In bearing, described bevel gear is connected with described rotary shaft by flat key and drives it to rotate, and described rotary shaft is also fixedly installed
There is waterproof cover.
Preferably, described rotary shaft is fixedly installed rotating part, described rotating part is provided with cleaning the most movably
Basket;
The center of described rotating part is provided with an axle sleeve, and the upper surface of described rotating part offers counterbore, described rotation
Transfer part is connected by the bolt being arranged in described counterbore and described rotary shaft are fixing, and the outer peripheral face of described axle sleeve is uniformly welded with
At least three support beams, the upper surface of described support beam outer end is welded with L-type ring;
The inner surface of described cleaning basket is laid with the steel wire for placing workpiece.
This utility model further discloses a kind of rotary spray cleaning machine, including above-mentioned rotary spray mechanism.
Preferably, described frame being fixedly installed spraying box, described spraying box inside bottom is further opened with for cleaning
The liquid flow hole of liquid backflow;Being fixedly installed dividing plate in described reserving liquid tank, the space in described reserving liquid tank is divided into by described dividing plate
Filtering liquid chamber and backflow liquid chamber, described liquid flow hole is arranged at above described backflow liquid chamber
Preferably, described frame is additionally provided with the greasy dirt filter mechanism for filtering greasy dirt in cleanout fluid, for regulating
The thermoregulation mechanism of rinse liquid temperature and for automatically adding the automatic liquid supply mechanism of cleanout fluid, described greasy dirt filter
Structure, thermoregulation mechanism and automatic liquid supply mechanism are all connected with described reserving liquid tank pipeline.
Preferably, described greasy dirt filter mechanism includes circulating pump, filter and oil water separator, described circulating pump and mistake
Filter is all fixedly installed in described frame, and described oil water separator is fixedly installed on described reserving liquid tank outside top;
Described automatic liquid supply assembly includes fluid supplement solenoid valve and liquid-level switch, and described fluid supplement solenoid valve and liquid-level switch are the most solid
Surely being arranged at the outside top of described reserving liquid tank, described fluid supplement solenoid valve is connected with water pipe, described liquid-level switch and described benefit
Liquid electromagnetic valve is electrically connected with, and described liquid-level switch is also electrically connected with a ball float, and described ball float is floating is arranged at described reserving liquid tank
Interior cleanout fluid liquid level;
Described thermoregulation mechanism includes being fixedly installed on the heater of described reserving liquid tank medial wall bottom position, Yi Jigu
Surely being arranged at the temperature sensor of described reserving liquid tank outside top, the inductive probe of described temperature sensor gos deep into described reserving liquid tank
In.
Prominent effect of the present utility model is: this utility model uses the structure design of rotary spray to efficiently solve biography
The problem at the spray dead angle that system cleaning machine is likely to encounter in cleaning process, improves the cleaning quality of workpiece.Additionally, this reality
Form clutch structure, its dependable performance, simple in construction by novel middle motor side connecting shaft and rotary side connecting shaft, have the strongest
The suitability and the highest promotional value.
Hereinafter accompanying drawing the most in conjunction with the embodiments, is described in further detail detailed description of the invention of the present utility model, so that this
Utility model technical scheme is more readily understood, grasps.
Detailed description of the invention
This utility model disclose a kind of be applicable to process of producing product workpiece clean rotary spray mechanism and
Apply the cleaning machine of this mechanism.
As shown in Fig. 1 ~ Fig. 3, a kind of rotary spray cleaning machine, including frame 1 and be fixedly installed in described frame 1
Spraying box 17, also include being fixedly installed in described frame 1 for depositing the reserving liquid tank 5 of cleanout fluid, in described spraying box 17
It is provided with the rotary spray mechanism for workpiece cleaning showers, described frame 1 is additionally provided with for filtering oil in cleanout fluid
Dirty greasy dirt filter mechanism, for regulate rinse liquid temperature thermoregulation mechanism and for automatically add cleanout fluid from
Dynamic fluid infusion mechanism, described rotary spray mechanism, greasy dirt filter mechanism, thermoregulation mechanism and automatic liquid supply mechanism are all with described
Reserving liquid tank 5 pipeline connects.The controlling organization for controlling device overall operation, described rotation spray it is additionally provided with in described frame 1
Drench mechanism, greasy dirt filter mechanism, thermoregulation mechanism and automatic liquid supply mechanism all with the electric connection of described controlling organization and by
It is controlled.
Described controlling organization includes switch enclosure 7, guidance panel 9 and control chamber 10, and described switch enclosure 7 and guidance panel 9 are equal
Being electrically connected with described control chamber 10, described switch enclosure 7 is fixedly installed in described frame 1, described guidance panel 9 and control chamber
10 are all fixedly installed on outside described spraying box 17, and described guidance panel 9 is provided with adjustable time relay and temperature control
Relay processed.Operator can be by the thermorelay design temperature on guidance panel 9, and thermoregulation mechanism detection is real
Border temperature, i.e. begins to warm up less than design temperature, i.e. stops heating higher than design temperature;During by adjustable on guidance panel
Between relay adjust the time.
Described spraying box 17 is half open-type box body, and the charging aperture of described spraying box 17 realizes by pneumatic door assembly 8
Opening and closing, the outside of described spraying box 17 is feeding platform, and the inside of described spraying box 17 is purge chamber, sets bottom described spraying box 17
Being equipped with guide rail, described spraying box 17 inside bottom is further opened with the liquid flow hole for cleanout fluid backflow.
Described pneumatic door mechanism includes opening and closing cylinder 81, sprocket wheel 82, chain 83, chamber door 84 and guide groove 85, described guide groove
85 both sides being fixedly installed on described spraying box 17 box opening, described chamber door 84 both sides are embedded at described guide groove movably
In 85, described sprocket wheel 82 is arranged on described spraying box 17 casing, and described opening and closing cylinder 81 is fixedly installed in described frame 1,
Described opening and closing cylinder 81 is connected by described chain 83 is fixing with described chamber door 84, and described chain 83 is set around described sprocket wheel 82 weeks
To edge, described opening and closing cylinder 81 is electrically connected with described controlling organization and is driven by.
Being fixedly installed dividing plate in described reserving liquid tank 5, the space in described reserving liquid tank 5 is divided into filtrate by described dividing plate
Room and backflow liquid chamber, described liquid flow hole is arranged at above described backflow liquid chamber.
Described greasy dirt filter mechanism includes circulating pump 2, filter 3 and oil water separator 16, described circulating pump 2 and filtration
Device 3 is all fixedly installed in described frame 1, and described oil water separator 16 is fixedly installed on described reserving liquid tank 5 outside top, described
The inlet of circulating pump 2 is connected with described backflow liquid chamber pipeline, and the liquid outlet of described circulating pump 2 enters with described filter 3
Liquid mouth pipeline connects, and the liquid outlet of described filter 3 is connected with described filtration liquid chamber pipeline, and described oil water separator 16 is internal to be set
It is equipped with oil suction band cleanout fluid surface and oil contaminant can taken out of and the oil scraping plate that greasy dirt on described oil suction band can be scraped off, described
It is indoor that oil suction band gos deep into described backflow.
Heater 4 that described thermoregulation mechanism includes being fixedly installed on described reserving liquid tank 5 medial wall bottom position and
Being fixedly installed on the temperature sensor 14 of described reserving liquid tank 5 outside top, the inductive probe of described temperature sensor 14 gos deep into institute
State in reserving liquid tank 5.
Described automatic liquid supply assembly includes that fluid supplement solenoid valve 13 and liquid-level switch 15, described fluid supplement solenoid valve 13 and liquid level are opened
Closing 15 outside top being all fixedly installed on described reserving liquid tank 5, described fluid supplement solenoid valve 13 is connected with water pipe, and described liquid level is opened
Closing 15 to be electrically connected with described fluid supplement solenoid valve 13, described liquid-level switch 15 is also electrically connected with a ball float, and described ball float is floating
It is arranged at the cleanout fluid liquid level in described reserving liquid tank 5.In running, described ball float floats on cleanout fluid liquid level, when described
When ball float arrives liquid level lower limit, described liquid-level switch 15 controls fluid supplement solenoid valve 13 and opens, when described ball float arrives the liquid level upper limit
Time, described liquid-level switch 15 controls fluid supplement solenoid valve 13 and closes, so that the amount of the cleanout fluid in described reserving liquid tank 5 maintains clearly
Wash in the range of requirement.
Described rotary spray assembly includes feeding material component 11, spray assemblies and rotary components 12.
It is described that described feeding material component 11 includes that feeding cylinder, connecting rod and feeding trolley, described feeding cylinder are fixedly installed on
In frame 1, one end of described connecting rod outer is connected with described feeding cylinder at described spraying box 17, the other end is at described spraying box
Being connected with described feeding trolley in 17, described feeding trolley is fixing with described rotary components to be connected, and can enter along described guide rail
Go out described spraying box 17.
Described spray assemblies includes the spray pump 6 being fixedly installed in described frame 1 and is fixedly installed on described spray
Shower 18 in case 17, the inlet of described spray pump 6 is connected with described filtration liquid chamber pipeline, described spray pump 6 go out liquid
Mouth is connected with described shower 17 pipeline, and described shower 18 offers the spray apertures for workpiece cleaning showers.At this
In embodiment, described shower 18 is in " doing " font pipeline structure, and it offers spray apertures in the face of workpiece side, can be to adding
Workpiece plays the effect of cleaning showers.
Described rotary components 12 includes electric rotating machine 121, motor bearing seat 122, sealed rubber plate 123, stationary backplate
124, motor side connecting shaft 125, rotary side connecting shaft 126, power transmission shaft 127, fixing seat 128, bevel gear 129, installing plate 1210,
Rotating shaft holder 1211, rotary shaft 1212, waterproof cover 1213, capillary groove 1214, rotating part 1215 and cleaning basket 1216.
Described electric rotating machine 121 is fixing with described motor bearing seat 122 to be connected, the outboard wheel of described motor bearing seat 122
Profile surface is multidiameter, and inner chamber contoured surface is stepped ramp type through hole, is equiped with ball bearing in the inner chamber of described motor bearing seat 122,
It is equiped with oil sealing at the lumen openings of described motor bearing seat 122.
Described motor bearing seat 122, sealed rubber plate 123 and stationary backplate 124 three bolt are fixed on described spray
Case 17 sidewall, described stationary backplate 124 is arranged at inside described spraying box 17, described sealed rubber plate 123 and stationary backplate 124
May be contained within outside described spraying box 17.The effect of described sealed rubber plate 123 is to prevent cleanout fluid from described spraying box 17
And flow out at the gap between motor bearing seat 122.
Described motor side connecting shaft 125 is plugged in the bearing of described motor bearing seat 122 through described stationary backplate 124
In, one end of described motor side connecting shaft 125 is equiped with the pin that is in transmission connection, and the other end offers endoporus and inner hole key slot, described
The output shaft of electric rotating machine 121 inserts in described endoporus, and drives described electricity by the flat key being arranged in described inner hole key slot
Pusher side connecting shaft 125 rotates.
The side of described rotary side connecting shaft 126 is provided with blind hole, and the end periphery of this side offers through hole, described
Be provided with compression spring in blind hole, described compression spring both can ensure that rotary side connecting shaft 126 and motor side connecting shaft 125 more
Good connection, it is also possible to play cushioning effect.Described rotary side connecting shaft 126 by the steady pin being arranged in described through hole with
Described power transmission shaft 127 connects, and the other end of described rotary side connecting shaft 126 is provided with cross recess, described motor side connecting shaft
The pin that is in transmission connection on 125 is inserted in described cross recess, and described motor side connecting shaft 125 drives by the described pin that is in transmission connection
Described rotary side connecting shaft 126 rotates.
Offering waist type groove through hole on the end periphery of described power transmission shaft 127 side, described power transmission shaft 127 is by setting
Steady pin in described waist type groove through hole is connected with described rotary side connecting shaft 126, the end of the opposite side of described power transmission shaft 127
Offering flat key groove on portion's periphery, described power transmission shaft 127 is by the flat key being arranged in described flat key groove and described bevel gear
129 connect and drive it to rotate, and described power transmission shaft 127 is arranged on described fixing seat 128.
Described motor side connecting shaft and rotary side connecting shaft composition clutch structure, specifically, described rotary side connecting shaft
126 endoporus are provided with compression spring, and power transmission shaft 127 is provided with waist typed through hole with the connecting portion of rotary side connecting shaft 126, works as electricity
When the trundle of pusher side connecting shaft 125 is introduced in the cross recess of rotary side connecting shaft 126, compression spring is in compressive state,
Along with motor side connecting shaft 125 turns an angle, rotary side connecting shaft 126 is by before under the restoring force effect of compression spring
Move, until the trundle of motor side connecting shaft 125 normally enters in the cross recess of rotary side connecting shaft 126.
Described fixing seat 128 is fixedly installed on described installing plate 1210, is provided with sliding axle in described fixing seat 128
Holding, described installing plate 1210 is fixing with described feeding trolley to be connected.
Described rotating shaft holder 1211 is fixedly installed on described installing plate 1210, the outside of described rotating shaft holder 1211
Contoured surface is multidiameter, described rotating shaft holder 1211 is provided through dead eye, is provided with bearing in described dead eye.
The outboard wheel profile surface of described rotary shaft 1212 is multidiameter, and the side of described rotary shaft 1212 offers installation spiral shell
Hole, the end periphery of opposite side offers flat key groove, and described rotary shaft 1212 offers the side of flat key groove and inserts described
In bearing in rotating shaft holder 1211, described bevel gear 129 is connected by flat key with described rotary shaft 1212 and drives its turn
Dynamic.
Described waterproof cover 1213 is fixedly installed in described rotary shaft 1212, and described capillary groove 1214 is fixedly installed on described
On installing plate 1210, described capillary groove 1214 is prevented from cleanout fluid and washes away described bevel gear 129 and the lubricating oil on bearing.Institute
The center stating rotating part 1215 is provided with an axle sleeve, and the upper surface of described rotating part 1215 offers counterbore, described rotation
Portion 1215 is connected by the bolt being arranged in described counterbore is fixing with described rotary shaft 1212, and the outer peripheral face of described axle sleeve is uniform
Being welded with at least three support beams, the upper surface of described support beam outer end is welded with L-type ring.In the present embodiment, described axle sleeve
Outer peripheral face be uniformly welded with four support beams, such being disposed to ensures that the structure of described rotating part 1215 is the most steady
Gu.
Described cleaning basket 1216 is movably disposed on described rotating part 1215, and the inner surface of described cleaning basket 1216 applies
It is provided with the steel wire for placing workpiece.
The cleaning method of above-mentioned rotary spray cleaning machine, comprises the steps:
S1, temperature control preparation process: concrete specification and quantity according to workpiece to be cleaned formulate cleaning program, to operating surface
Input scavenging period and cleaning temperature in plate 9, temperature sensor 14 detects the actual temperature of reserving liquid tank 5 cleaning liquid inside, less than setting
During fixed temperature, described heater 4 begins to warm up, and higher than during design temperature, described heater 4 stops heating, adds to be cleaned subsequently
Workpiece is positioned in the cleaning basket 1216 in described rotary components, and now, pneumatic door assembly is opening, presses switch enclosure 7
In activate switch, device comes into operation;
S2, rotary-cleaning step: feeding material component drives described cleaning basket 1216 to enter in spraying box 17, described pneumatic door group
Part is closed immediately, and cleanout fluid indoor for described reserving liquid tank 5 filtrate is delivered in shower 18 by spray pump 6, cleanout fluid by
Through hole ejection on described shower 18, described rotary components 12 moves, and drive is positioned over adding in described cleaning basket 1216
Workpiece rotates, and makes each of workpiece all to contact with cleanout fluid, completes workpiece and cleans, after workpiece has cleaned, and described rotation
Turning assembly 12 stop motion, described pneumatic door assembly is opened immediately, and described feeding material component drives described cleaning basket 1216 to remove institute
State spraying box 17;
S3, circulating filtration step: during the carrying out of described rotary-cleaning step, rotating filter step synchronizes to carry out,
The cleanout fluid that described shower 18 sprays out is back to described reserving liquid tank 5 through liquid flow hole and refluxes in liquid chamber, described oil water separator
Described reserving liquid tank 5 is refluxed the greasy dirt field chaotropic face of cleanout fluid in liquid chamber by the oil suction band of 16, then through oil scraping plate by described oil suction band
On greasy dirt isolate equipment, described filter 3 completes to reflux described reserving liquid tank 5 contaminant filter of cleanout fluid, institute in liquid chamber
State circulating pump 2 and indoor for the described reserving liquid tank 5 backflow cleanout fluid completing to filter delivered to described reserving liquid tank 5 filtrate indoor,
Thus realize the circulation of cleanout fluid;
S4, automatic liquid supply step: during the carrying out of described rotary-cleaning step, automatic liquid supply step synchronizes to carry out,
Fluid supplement solenoid valve 13 is connected with water pipe, and the ball float being connected with liquid-level switch 15 floats on the cleanout fluid in described reserving liquid tank 5
Liquid level, when described ball float arrives liquid level lower limit, described liquid-level switch 15 controls fluid supplement solenoid valve 13 and opens, when described ball float arrives
When reaching the liquid level upper limit, described liquid-level switch 15 controls fluid supplement solenoid valve 13 and closes, so that the cleanout fluid in described reserving liquid tank 5
Amount maintains in the range of cleaning requirement.
In sum, this utility model has the following characteristics that
1, rotary spray cleaning machine described in the utility model, has setting rinse liquid temperature and the effect of time, Ke Yigen
According to the property settings temperature of different cleanout fluid, cleanout fluid is made to reach optimal clean ability, it is also possible to according to the complexity of workpiece
Or quantity, regulate scavenging period.Detailed description of the invention can refer to example of the present utility model, by the temperature on guidance panel 9
Controlling relay design temperature, temperature sensor 14 detects actual temperature, i.e. begins to warm up less than design temperature, higher than setting temperature
Degree i.e. stops heating;The time is adjusted by the adjustable time relay on guidance panel.
2, rotary spray cleaning machine described in the utility model, has the ability being automatically replenished cleanout fluid, can avoid because of clear
Washing liquid very few causing shuts down.Detailed description of the invention can refer to example of the present utility model, fluid supplement solenoid valve 13 connecting water pipe, liquid level
When the ball float of switch 15 arrives liquid level lower limit, signal will be sent and open fluid supplement solenoid valve 13 by control circuit;Work as liquid-level switch
When the ball float of 15 arrives the liquid level upper limit, signal will be sent and close fluid supplement solenoid valve 13 by control circuit, so that cleanout fluid
Amount maintains in claimed range.
3, rotary spray cleaning machine described in the utility model, has and is automatically separated the ability of greasy dirt, Ke Yiyou in cleanout fluid
Effect extends the use cycle of cleanout fluid, reduces the replacing frequency of cleanout fluid.Detailed description of the invention can refer to reality of the present utility model
Example, installs oil water separator 16 in the backflow liquid chamber side of reserving liquid tank 5, and the frizing band of oil water separator 16 is by the oil in cleanout fluid
Dirt takes away liquid level, then through the oil scraping plate of oil water separator 16, greasy dirt is isolated equipment.In addition to above-described embodiment, it is also possible to choosing
Select the use filtration integrated machine of oil-water separation.
4, rotating mechanism 12 described in the utility model, it is possible to make workpiece accept spray in all directions, efficiently solves existing
With the presence of cleaning machine problem at spray dead angle when cleaning, improve cleaning quality.It is new that detailed description of the invention can refer to this practicality
The example of type, workpiece, in cleaning basket 1216, rotates with rotating mechanism, and each face effectively can be cleaned by spray head.
5, in rotating mechanism 12 described in the utility model, motor side connecting shaft and rotary side connecting shaft composition clutch structure,
Its dependable performance, simple in construction.Detailed description of the invention can refer to example of the present utility model, and rotary side connecting shaft 126 endoporus sets
Being equipped with compression spring, power transmission shaft 127 is provided with waist typed through hole with the connecting portion of rotary side connecting shaft 126, when motor side connects
When the trundle of axle 125 is introduced in the cross recess of rotary side connecting shaft 126, compression spring is in compressive state, along with motor
Side connecting shaft 125 turns an angle, and rotary side connecting shaft 126 will move forward under the restoring force effect of compression spring, until electric
The trundle of pusher side connecting shaft 125 normally enters in the cross recess of rotary side connecting shaft 126.
This utility model still has numerous embodiments, all employing equivalents or equivalent transformation and all technology of being formed
Scheme, within all falling within protection domain of the present utility model.