CN113940576B - Liquid outlet method of infrared non-contact liquid outlet device - Google Patents
Liquid outlet method of infrared non-contact liquid outlet device Download PDFInfo
- Publication number
- CN113940576B CN113940576B CN202111199230.1A CN202111199230A CN113940576B CN 113940576 B CN113940576 B CN 113940576B CN 202111199230 A CN202111199230 A CN 202111199230A CN 113940576 B CN113940576 B CN 113940576B
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- infrared
- liquid
- signal
- triggering
- sensor
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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
- A47K5/00—Holders or dispensers for soap, toothpaste, or the like
- A47K5/06—Dispensers for soap
- A47K5/12—Dispensers for soap for liquid or pasty soap
- A47K5/1217—Electrical control means for the dispensing mechanism
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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
- A47K5/00—Holders or dispensers for soap, toothpaste, or the like
- A47K5/06—Dispensers for soap
- A47K5/12—Dispensers for soap for liquid or pasty soap
- A47K5/1211—Dispensers for soap for liquid or pasty soap using pressure on soap, e.g. with piston
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The application provides a liquid outlet method of an infrared non-contact liquid outlet device, which can accurately identify a user, pump liquid and foam the liquid through a pump, so as to provide the liquid to the user, improve the hand washing wish of the user and improve the use effect of the user.
Description
Technical Field
The application relates to the technical field of personal cleaning devices and disinfection devices, in particular to a liquid outlet method of an automatic induction liquid outlet device.
Background
With the increasing importance of modern people on personal hygiene, more and more people begin to pay attention to the hygiene of the liquid soap dispenser, and the demand of people for non-contact liquid dispensers is gradually increased.
The non-contact liquid outlet device can solve the contact bacteria propagation of people when washing hands to a great extent, and at present, the main non-contact liquid outlet device is triggered by adopting an electric pump and infrared induction mode, reaches an induction area, triggers the electric pump, absorbs liquid to carry out liquid outlet and provides the liquid to a user side.
However, the design of the existing liquid outlet device has a certain unreasonable place, so that the user experience is very bad, and further improvement of the design and improvement of the user experience are needed.
Disclosure of Invention
The application provides a liquid outlet method of an infrared non-contact liquid outlet device.
The liquid outlet method of the infrared non-contact liquid outlet device comprises the following steps:
the first step: powering up and initializing, powering up a touch module, detecting whether a touch signal is generated or not, and enabling a main control chip to be in a sleep mode;
and a second step of: starting a key, enabling a main control chip to enter an awake state, enabling an infrared sensor to enter a monitoring state, enabling an infrared emission end to emit signals in an interval emission mode, and enabling the infrared sensor to receive signals;
and a third step of: the infrared sensor monitors triggering, when the received signal of the infrared sensor is larger than a preset threshold value, the infrared monitoring triggering is judged, after the infrared monitoring triggering, the infrared transmitting terminal adopts an alternate transmitting mode to transmit signals, and the triggering enters a fourth step;
fourth step: the motor operates, the main control chip turns on the motor power supply control module, and the main control chip turns on the motor control signal to enable the motor to operate;
fifth step: pumping liquid, foaming, discharging liquid and jumping to the second step.
Further, in the second step, the middle transmission mode is to transmit a group of high-low level data, and the high-low level data is transmitted again at intervals of a certain duration. In this embodiment, the high-low level data has a frequency of 32khz, a length of 16 groups, and an interval duration of 200ms.
Further, in the second step, the infrared receiving end receives data, when the user does not perform induction operation, the voltage signal received by the receiving end is smaller than 0.3V, in the third step, when the user performs induction operation, the voltage signal received by the receiving end is larger than 0.6V, and when the signal received by the receiving end is larger than 0.6V, the fourth step is performed, and if the signal received by the receiving end is not triggered, the second step is circulated.
Further, the alternate transmission mode is to alternately transmit a high level and a low level. In this embodiment, the preset threshold is 0.6V, and the transmission of 16 sets of high-low level data and 32 sets of low level data plus 16 sets of high-low frequency data is alternated.
Further, the method comprises the steps of: a method for preventing continuous triggering, when the voltage signal received by the infrared receiving sensor is greater than 0.6V, the transmitting data mode of the infrared transmitting end is that 16 groups of high-low level data and 32 groups of low-level data plus 16 groups of high-low frequency data are alternately transmitted, when the signal of the infrared receiving end is smaller than 0.3V, the transmitting signal of the infrared transmitting end is that 16 groups of high-low level are transmitted at intervals of 200ms, when the alternating transmitting frequency is greater than a certain frequency, the continuous triggering is judged, in the embodiment, when the alternating frequency is greater than 20 times, the continuous triggering is judged, when the continuous triggering occurs, the pump only performs one-time liquid pumping, foaming and liquid discharging operation, and then the lamp beads are continuously triggered to prompt, and in the embodiment, the continuous triggering prompt is that the lamp beads are alternately flashing.
Further, the method comprises the steps of: an energy saving method in which after the infrared sensor listens for a trigger, the infrared transmitter continues to transmit signals of a fixed frequency and a fixed length at 200ms intervals for a total of 10 transmissions, and if the 10 transmissions have not triggered, the infrared transmitter extends the interval of infrared emissions. In this embodiment, the extension is 288ms for listening.
Further, the method comprises the steps of: the method for preventing the false touch of the key comprises the steps of preventing false touch operation through a delay detection mode, specifically, when a user touches the key, the level signal is changed, the time is recorded as starting point time, the signal is monitored again after the delay time, the signal is judged to be effective in operation when the signal is recovered, the key operation is executed, the signal is monitored again after the delay time, and the false touch operation is judged not to be executed when the signal is kept in a changed state.
Further, if the current machine is in an operation state, the key operation is to turn off the machine, and if the current machine is in a turn-off state, the key operation is to turn on the machine.
Further, the method comprises the steps of: in the third step, when the infrared receiving sensor receives a signal greater than a preset threshold, the infrared transmitting end adopts an alternate transmitting mode to transmit signals, the transmitting data mode of the infrared transmitting end is to alternately transmit 16 groups of high-low level data and 2 groups of low-level data plus 16 groups of high-low frequency data, when the alternate transmitting frequency is greater than a certain frequency, the working mode is judged to be changed, in the embodiment, when the alternate frequency is greater than 40 times, the working mode is judged to be changed, and the operation time parameter of the pump is changed, for example, the operation time of 0.75 seconds is changed to 1.5 seconds, and finally, the liquid amount is different, and when the secondary triggering mode is changed, the use time can be changed back again, so that the switching at any time is realized.
Further, the operation time parameter may be directly written into the memory chip, and the operation parameter may be saved, so that recording may be performed after the mode is changed, and the previous setting state may be maintained after the system is restarted.
Furthermore, the timing mode can be entered when the alternating times are larger than a certain times, the timing mode is ended when the hand leaves the infrared sensing area, the time is calculated through the alternating times, and the time is set to be the pump running time.
Further, the duration of the timing mode may overlap with the time of the alternate transmission mode, so as to be closer to the usage habit of the user.
Further comprises: and (3) after the fifth step, the lamp beads are lighted to prompt the user of the hand washing time.
Further, the lighted cue may be a color that is always on until a predetermined time.
Further, the light may flash until a predetermined time.
Further, the lighting can be different colors, each color is always on for a preset time, the scheme can be used for selecting different times according to different use scenes, for example, a blue lamp can be on for 30 seconds, a yellow lamp is cut to be on for 40 seconds, then a red lamp is cut to be on for 30 seconds, the blue is always on for timing to be used in a use environment of a common household, the yellow lamp can be used in a relatively public environment, and the red lamp prompt can be used in an environment needing to be killed by a hospital or the like.
Further, running water prompt can be carried out through a plurality of lamp beads, and the hand washing time is prompted through the form of turning off the lamp.
The infrared sensor still monitors at the time of user prompt, if triggered, the prompt is interrupted, and the pump signal is processed preferentially.
Further, the method comprises the steps of: the method for reminding the liquid outlet device of no liquid is characterized in that the residual liquid of the liquid outlet device is judged by monitoring the triggering power of a pump, a standard value is set, when the current of an actually measured motor is compared with the standard value and the difference value exceeds a preset threshold value, the liquid outlet device is judged to be in a no-load or liquid shortage state, when the liquid shortage state occurs, liquid shortage reminding is carried out through a lamp bead, the triggering detection of the pump is closed, and when the triggering of a sensor is detected, the reminding operation is carried out, and the liquid pumping operation is not carried out.
Further, the liquid shortage prompt is performed when the difference value of the pump detected for a plurality of times exceeds a preset threshold value.
The application provides a liquid outlet method of an infrared non-contact liquid outlet device, which can accurately identify a user, pump liquid and foam the liquid through a pump, so as to provide the liquid to the user, improve the hand washing wish of the user and improve the use effect of the user.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a partial cross-sectional view of the present application;
FIG. 3 is a perspective view of the air pressure balancing device of the present application;
FIG. 4 is a cross-sectional view of the air pressure balancing device of the present application;
FIG. 5 is a schematic view of a housing of the present application;
FIG. 6 is a schematic diagram of a working module of the present application;
FIG. 7 is a schematic view of a battery case according to the present application;
FIG. 8 is a schematic view of a sensor holder according to the present application;
FIG. 9 is a schematic view of a sensor holder according to the present application;
FIG. 10 is a cross-sectional view of a sensor housing component of the present application;
FIG. 11 is a schematic diagram of the pump work module of the present application;
FIG. 12 is a schematic diagram of a key structure according to the present application;
FIG. 13 is a schematic diagram of a key structure according to the present application;
FIG. 14 is a flow chart of a method of the present application;
FIG. 15 is a flow chart of the anti-false touch operation of the present application;
FIG. 16 is a flow chart of the key operation of the present application;
FIG. 17 is a flow chart of a method for switching modes of operation of the present application;
FIG. 18 is a flow chart of a liquid-free reminder method in accordance with the present application;
FIG. 19 is a flow chart of the overall operation of the present application;
reference numerals: 1-upper cover, 2-side case, 3-pipette, 4-battery case, 41-battery lower cover, 411-battery lower cover claw, 42-battery upper cover, 43-electric terminal, 44-battery cartridge, 45-battery upper cover lock hole, 46-battery case seal ring, 5-liquid outlet, 6-sensor mounting bracket, 61-sensor light guide plate, 62-sensor control board, 63-sensor bracket seal ring, 64-sensor bracket side arm, 65-sensor bracket fixing hole, 641-sensor control board fixing buckle, 642-sensor control board fixing hole, 67-sensor housing part, 68-seal ring, 69-sensor, 691-emission sensor, 692-receiving sensor, 21-pump fixing bracket, 211-pump fixing bracket reinforcing rib, 22-groove face, 23-liquid outlet side, 24-side rib, 12-key light guide plate, 121-key foot accommodation groove, 122-lamp bead accommodation groove, 7-control board, 71-lamp bead, 8-silencing structure, 9-pump, 10-air pressure balancing device, 101-inner hole, 102-side hole, 103-connecting pipe, 1031-check valve, 32-pump front pipe, 33-pump back pipe, 72-control board fixing hole, 11-key, 111-key foot, 13-liquid storage bottle, 14-working module, 15-bottom shell, 151-bottom shell sealing ring, 152-groove, 153-liquid inlet, 154-groove sealing ring, 155-bulge, 16-buckle, 161-outward buckle, 162-inward buckle.
Detailed Description
The present application is further illustrated in the accompanying drawings and detailed description which are to be understood as being merely illustrative of the application and not limiting of its scope, and various modifications of the application, which are equivalent to those skilled in the art upon reading the application, will fall within the scope of the application as defined in the appended claims.
For the sake of simplicity of the drawing, the parts relevant to the present application are shown only schematically in the figures, which do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.
The following description is provided in connection with various examples that may share one or more common features and/or characteristics. It should be understood that one or more features of any one example may be combined with one or more features of another example or other examples. In addition, in any of the examples, any single feature or combination of features may constitute a further example.
Fig. 1-13 are schematic structural views of the present application, specifically:
a shell:
in one form of the present technology, the housing in the present technology includes a side shell 2, the side shell 2 approximately forms a through barrel structure, and covers over the side shell 2, and seals the upper cover 1 at the top of the side shell 2 and seals the lower part of the side shell 2, and seals the bottom shell 15 under the side shell 2, and the side shell 2, the upper cover 1, and the bottom shell 15 form a sealed cavity, in which the working module 14 of the liquid outlet device in the present technical solution is disposed, and the working module 14 implements the function of foam liquid outlet.
In one form, the side shell 2 includes a liquid outlet side 23, the liquid outlet side 23 is inclined upward relative to the main body of the side shell 2, and the liquid outlet 5 is arranged on the liquid outlet side 23, and due to the upward angle, the liquid outlet 5 is inclined outward relative to the side shell 2, so that the liquid outlet is far away from the side shell 2, the liquid is taken by a user conveniently, and meanwhile, the problem of hanging liquid can be avoided to a certain extent.
In one form, the outlet side 23 of the side housing 2 is at an angle of about 100-135 deg. to the vertical side housing 2 body, in this embodiment 125 deg. is shown. The liquid outlet side 23 with upward inclination is adopted, the liquid outlet 5 can be overlapped and arranged relative to the liquid outlet side 23, the installation angle of the sensor mounting bracket 6 is the same as the upward inclination angle of the liquid outlet side 23, the sensor mounting bracket 6 is parallel to the liquid outlet side 23, the assembly is convenient, and meanwhile, the assembly yield is improved.
In one form, still be provided with the sealing washer between upper cover 1 and the side shell 2, this sealing washer not only can solve the liquid under the service environment and get into in the sealed cavity from the space between upper cover 1 and the side shell 2, can also reduce the work noise of work module and spread sealed cavity, guarantees user experience.
In one form, the side shell 2 further comprises a groove surface 22, the groove surface 22 extends from the side surface main body of the side shell 2 to the liquid outlet side 23 of the side shell 2, meanwhile, the groove surface 22 of the side shell 2 is an inward cutting plane, a user can conveniently stretch to the side shell 2 more closely through the groove surface 22 in the liquid taking process, the hand can be located in the detection range of the sensor 69, meanwhile, the hand can be located below the liquid outlet 5, the fact that the liquid can be completely discharged to the hand of the user is guaranteed, and the triggering sensitivity of the sensor 69 is guaranteed.
In one form, a plurality of buckles 16 are arranged below the upper cover 1, the plurality of buckles 16 are oriented differently, the direction of the buckle 16 is outwards at the position corresponding to the main body of the side shell 2, the buckle is outwards-oriented buckle 161, the direction of the buckle 16 corresponding to the liquid outlet side 23 of the side shell 2 is inwards-oriented buckle 162, the inner wall of the main body of the side shell 2 is provided with side ribs 24 mutually matched with the outwards-oriented buckle 161, and a notch mutually matched with the inwards-oriented buckle 162 is arranged on the sensor bracket side arm 64 of the sensor mounting bracket 6 at the liquid outlet side 23. The buckle 16 is fixed with the block of different parts, and the orientation of buckle 16 is different simultaneously, can provide better fixed effect.
In one form, glue is used for bonding and fixing between the upper cover 1 and the side shell 2, the waterproof performance of the liquid outlet device can be improved through the glue for fixing, and in the use environment of the liquid outlet device, the waterproof performance can improve the service life.
In one form, the bottom shell 15 bears the working module 14, be provided with battery barrel 44 on the bottom shell 15, be provided with the screw hole on the bottom shell 15, be provided with the screw post on the side shell 2 that corresponds, bottom shell 15 and side shell 2 pass through screw fixed connection, the bottom shell 15 below still is provided with battery lower cover 41, battery lower cover 41 passes through rotatable fixed connection of pivot and bottom shell 15, the screw hole setting of bottom shell 15 is in the pivot top of battery lower cover 41, after battery lower cover 41 installs, the screw hole is covered by the pivot of battery lower cover 41, the pivot includes battery lower cover jack catch 411 that sets up at battery lower cover 41 and the lug 155 that sets up on bottom shell 15 constitute, battery lower cover jack catch 411 and the rotatable joint cooperation of lug 155, the battery lower cover 411 of being can rotate relative to bottom shell 15, in the service environment of drain ware, can avoid the fixed screw contact liquid to prevent the screw rust to a certain extent, thereby guarantee product life, promote user experience. The battery cylinder 44 and the bottom shell 15 are integrally formed, the battery lower cover 41 is further provided with a battery box sealing ring 46 and an electric terminal 43, and the battery box sealing ring 46 can prevent liquid and water vapor from entering the battery box 4 and ensure normal battery power supply. In one form, work module 14 is disposed non-concentrically with bottom shell 15.
In one form, a bottom sealing ring 151 is further disposed between the bottom case 15 and the side case 2, and the bottom sealing ring 151 can prevent moisture from entering the machine body through a gap between the bottom case 15 and the side case 2, resulting in damage to hardware structure of the machine body.
In one form, a groove 152 arranged in the direction of the upper cover 1 is arranged below the bottom shell 15, threads are arranged around the groove 152, the groove 152 is matched with the liquid storage bottle 13, a liquid inlet 153 is arranged in the middle of the groove 152, the liquid inlet 153 is of a convex tubular structure, the liquid suction pipe 3 is sleeved outside the liquid suction pipe, a groove sealing ring 154 is arranged around the top of the groove 152, and the sealing connection between the liquid storage bottle 13 and the bottom shell 15 is ensured.
In one form, still be provided with atmospheric pressure balancing unit 10 on the drain pan 15, atmospheric pressure balancing unit 10 can be under the sealed condition of stock solution bottle 13 and drain pan 15, at the during operation, liquid in stock solution bottle 13 is taken out, the atmospheric pressure in the stock solution bottle 13 that leads to becomes low, avoid atmospheric pressure to take place the condition of stock solution bottle 13 extrusion, guarantee the condition that can not appear the vacuum in the stock solution bottle 13, simultaneously atmospheric pressure balancing unit 10 can also be fine prevent the excessive and external contact of liquid in the stock solution bottle 13, lead to the liquid in the stock solution bottle 13 to deteriorate, thereby realize prolonging the liquid life in the stock solution bottle 13.
In one form, the depth of the groove 152 of the bottom case 15 is less than the length of the mouth of the liquid storage bottle 13, so that the bottom case 15 and the body of the liquid storage bottle 13 have a certain distance after the assembly is completed, and the distance can ensure that the air pressure balancing device 10 can work normally.
In one form, the battery can 44 has four battery mounting slots, the can upper cover 42 is fixedly connected to the can 44 by screws, the can electrical terminals 43 are disposed between the can upper cover 42 and the can 44, and the can upper cover 42 is fixedly connected to the can 44 while the electrical terminals 43 are fixedly connected. The electric terminal 43 comprises a connecting part and two edge parts, the two edge parts are square, the connecting part is barbell-shaped with round middle metal sheets at two ends, a groove for accommodating the electric terminal 43 is formed in the battery barrel 44, the electric terminal 43 is convenient to assemble, meanwhile, the electric terminal 43 does not transversely displace, and the abutting part is arranged on the battery upper cover 42, so that the electric terminal 43 does not longitudinally displace, and accurate positioning of the electric terminal 43 is realized.
And (3) key pressing:
in one form of the present technology, the key 11 is disposed on the upper cover 1, an opening of the key 11 is formed in the upper cover 1, the key 11 is disposed in the opening, the key 11 is connected with the upper cover 1 through the key leg 111, and the area of the opening of the key is larger than that of the key 11, so as to form a hollow structure surrounding the key 11.
In one form, the keys 11 and key apertures are circular, and the key feet 111 are three, equiangularly distributed around the circumference of the keys 11.
In one form, the hollow structure between the key 11 and the key opening is filled by the key light guide plate 12, the key light guide plate 12 is arranged below the key 11, the whole hollow structure is filled simultaneously, sealing is ensured, the contact side of the key light guide plate 12 and the key 11 is the upper side, the side of the key light guide plate 12 deviating from the key 11 is the lower side, the upper side of the key light guide plate 12 is provided with the key support leg accommodating groove 121, the key support legs 111 are accommodated in the key support leg accommodating groove 121, the lower side of the key light guide plate 12 is provided with the lamp bead accommodating groove 122, and the lamp beads 71 are arranged in the lamp bead accommodating groove 122.
In one form, the key 11 is integrally formed with the upper cover 1, and the key light guide plate 12 is integrally formed with the upper cover 1 and the key 11 by a two-shot molding process.
In one form, the key light guide 12 is a transparent material. The transparent material can ensure the light transmission quantity and ensure the light transmission display effect of the key.
In one form, the key light guide 12 is a frosted soft light material. The soft light material can ensure uniformity of light, and counteracts the problem of uneven key light generated by the key support legs 111.
In one form, the light-bead accommodating groove 122 is provided at a central position of the lower side of the key light guide plate 12, so that the same length of light to each edge can be ensured, and uniformity of brightness can be ensured.
In one form, the number of the lamp bead accommodating grooves 122 is the same as the number of the key supporting legs 111, and the lamp bead accommodating grooves 122 are arranged at the middle positions of the two key supporting legs 111, so that different light prompts can be generated through multiple light source settings, and convenience of a user in the operation and use processes is ensured. If the user is prompted to wash hands, a plurality of lamp beads are simultaneously turned on when the user begins to wash hands, the lamp beads gradually go out along with the time of washing hands, and when all the lamp beads go out, the time of washing hands reaches the prescribed time, and the hand washing is completed.
And (3) a control panel:
in one form of the present technology, the control board includes a sensor control board 62 and a control board 7, the sensor control board 62 and the control board 7 being electrically connected.
In one form, the control board 7 is disposed below the upper cover 1 and is fixedly connected with the upper cover 1, the control board 7 is disposed below the keys 11, meanwhile, the touch key sensing module of the control board 7 is disposed below the keys, and meanwhile, the lamp beads 71, preferably LED lamp beads, are disposed in the middle of the sensing module, and the lamp beads 71 are disposed in the lamp bead accommodating grooves 122 of the key light guide plate 12.
In one form, the sensor control board 62 is provided with an emission sensor 691 and a reception sensor 692, and the sensing of the use state of the user is performed by detecting the reception signals of the emission sensor 691 and the reception sensor 692. The black-colored coating of the receiving sensor 692 protects to reduce light interference and improve triggering accuracy.
Sensor holder 6:
in one form of the present technique, the sensor mounting bracket 6 is disposed in the outlet side 23 of the side case 2, the sensor mounting bracket 6 further comprising: the sensor light guide plate 61, the side shell 2 liquid outlet side 23 is provided with the sensor light guide plate opening, and the sensor light guide plate 61 sets up in the sensor light guide plate opening, and the sensor light guide plate 61 is black printing opacity material, and printing opacity material can guarantee that sensor 69 normally works, and black can reduce light interference, reduces the mistake of sensor 69 and triggers the condition and take place.
In one form, the sensor light guide plate 61 is formed with a groove of the sensor accommodating part 67, the sensor accommodating part 67 is an elastic part with two sensor 69 accommodating holes, further, the elastic part is made of silica gel, the silica gel has a certain elasticity, the sensor 69 can be better protected, the offset problem of the sensor 69 caused by vibration of the pump 9 in use can be reduced, the use experience is improved, the sensor accommodating part 67 forms a step-shaped structure, a protruding part matched with the groove of the sensor accommodating part 67 is arranged below the step, the protruding part is matched with the groove of the sensor accommodating part 67, a fixing part with a section larger than that of the protruding part is formed above the protruding part, the sensor 69 accommodating hole is further formed in the sensor accommodating part 67, the two sensor 69 accommodating holes are respectively used for accommodating the transmitting sensor 691 and the receiving sensor 692, the two sensor 69 accommodating holes are independently arranged and are not communicated with each other, and the protruding part and the fixing part penetrates through the through hole. The sensor 69 holds downthehole step structure that is provided with, step structure below aperture is less than the aperture of top, and step structure can cooperate sensor 69, better protection sensor 69 reduces interference light simultaneously and gets into sensor 69.
In one form, the liquid outlet 5 is disposed on the sensor mounting bracket 6 and is arranged in line with the receiving sensor 692 and the transmitting sensor 691, further, the receiving sensor 692 is disposed on one side far away from the liquid outlet 5, and the transmitting sensor 691 is disposed on one side close to the liquid outlet 5, by which a part of the problem of false triggering of hanging liquid can be solved.
In one form, the sensor light guide plate 61 is further provided with sensor support side arms 64 on both sides, the sensor support side arms 64 are symmetrically provided with sensor support fixing screw holes, and the sensor support 6 is fixedly connected with the liquid outlet side 23 of the side case 2 through the sensor support fixing holes 65. The sensor bracket side arm 64 is further provided with a sensor control board buckle 641 and a sensor control board fixing hole 642, and the sensor control board fixing hole 642 is arranged on one side, and the sensor control board 62 is fixedly connected through the sensor control board buckle 641 and the sensor control board fixing hole 642. The single-sided arrangement of the sensor control board fixing hole 642 can prevent damage to the sensor control board 62 caused by vibration at the time of assembly or during use. The sensor control board 62 is provided with a protrusion, which can be clamped with the sensor control board fastener 641, the sensor control board fastener 641 is configured as an inclined downward protrusion, and the sensor control board fastener has an inclined plane, and when the sensor control board 62 is assembled, the protrusion on the sensor control board 62 slides to a fixed position through the inclined plane, so that the assembly is convenient.
In one form, the sensor support is provided with a sensor support seal ring 63 on the contact surface with the liquid outlet side of the side shell, and the sensor support seal ring 63 can ensure that no liquid enters the machine body from the liquid outlet side 23, liquid hanging or insufficient liquid can occur to different degrees on the liquid outlet side 23, the amount of foam is insufficient, and the foam can surround the liquid inlet problem caused by the liquid outlet.
Air pressure balancing device 10:
in one form of the present technology, the air pressure balancing device 10 includes an inner hole 101 provided in a groove 152 of the bottom case 15, and a side hole 102 provided at an outer circumference of the bottom case 15, the inner hole 101 and the side hole 102 are communicated through a connection pipe 103, in operation, the pump 9 pumps out the liquid in the liquid storage bottle 13, because the liquid storage bottle 13 and the bottom case 15 are hermetically connected, the air pressure in the liquid storage bottle 13 becomes low, and thus the inner hole 101 performs a function of an external air inlet, in order to secure the waterproof performance of the machine, the liquid in the liquid storage bottle 13 is prevented from entering the inside of the machine body through the inner hole 101, resulting in damage to the machine, and therefore, the present application simultaneously provides a side hole 102 outside the bottom case 15 of the machine body, and connects the inner hole 101 and the side hole 102 through the connection pipe 103, when the pressure in the liquid storage bottle 13 is reduced, the external air can enter the connection pipe 103 through the side hole 101, the inside of the liquid storage bottle 13 is ensured to be balanced, when the machine body is shaken or inverted, the liquid in the liquid storage bottle 13 can enter the connection pipe 103, and then flows out through the side hole 102, thus the liquid in the machine body is prevented from being damaged, and the pressure in the machine body 13 can be prevented from entering the machine body when the machine body is ensured.
In one form, the connecting tube 13 is also provided with a one-way valve 1031, the one-way valve 1031 being a micro-pore valve having a pore size less than twice the quotient of the liquid tension divided by the liquid gravity at the pore.
In one form, the one-way valve 1031 is a protruding structure extending inwardly of the connecting tube arms, extending centrally from the wall of the connecting tube 103, the protruding structures alternating to block moisture.
The working module is as follows:
in one form of the present technology, including pump 9, the pump is a foam pump, pump 9 includes a pump front tube 32, pump front tube 32 connects the inlet and liquid inlet 153 of pump 9, the outlet of pump 9 is connected with liquid outlet 5 through pump back tube 33, the pump is also connected with control board 7 electrically, through the work and non-work state of control board 7 controlling pump 9, control board 7 is also connected with electric terminal 43 and sensor control board 62 of battery box 4 electrically. The flow direction of the liquid is that the liquid in the liquid storage bottle 13 passes through the liquid inlet 153 through the liquid suction pipe 3, then reaches the pump 9 through the pump front pipe 32, the pump 9 foams the liquid, and then reaches the liquid outlet 5 through the pump rear pipe 33, so as to reach the user end.
In one form, be provided with pump fixed bolster 21 on the drain pan 15, pump 9 is fixed in pump fixed bolster 21, pump fixed bolster 21 has three, pump fixed bolster 21 still includes the pump fixed bolster strengthening rib 211 of setting in pump 9 one side, pump fixed bolster strengthening rib 211 is the arc limit, three arc limit sets up on the circular arc of same circle, the interval sets up, pump 9 passes through the screw lock on pump fixed bolster 21, the circle that pump fixed bolster strengthening rib 211 is located sets up with the recess 152 eccentric, the circle that pump fixed bolster strengthening rib 211 is located is relative to drain side of drain pan 15 recess 152 more deflection side shell, the length of pump back pipe 33 can be shortened in this setting, the defoaming effect of pump back pipe to liquid after the liquid is foamed through pump 9 is reduced, make foam more, eccentric design can also give battery case 4 move out the space simultaneously, guarantee battery case 4 position, still can be through the weight balance battery case 4 dress battery after the battery, the product is unstable condition does not appear.
In one form, due to the eccentric mounting of the pump relative to the groove 152 of the bottom shell 15 during mounting, the pump front tube 32 is in a zigzag shape, and a part of the tube body of the pump front tube 32 is arranged between the pump 9 and the bottom shell 15, and the pump front tube 32 is made of an elastic material, so that the pump front tube 32 can also serve as an elastic support of the pump 9, reduce vibration of the pump 9, reduce noise of the pump 9 during operation, and improve user experience.
In one form, the pump fixing support 21 is arranged around the pump 9 in an equal portion, the pump 9 is fixedly connected with the pump fixing support 21 through screws, the pump fixing support reinforcing rib 211 is arranged on one side of the pump 9, the pump fixing support reinforcing rib 211 is identical to the outer periphery of the pump 9 in shape, a certain gap is formed between the motor part of the pump 9 and the pump fixing support reinforcing rib 211, in the gap, the silencing structure 8 is arranged, the silencing structure 8 is made of silencing cotton, the silencing cotton is made of an elastic structure, the gap width between the pump 9 and the fixing support reinforcing rib 211 is smaller than the thickness of the silencing cotton, the silencing cotton can reduce the motor noise of the pump 9, meanwhile, vibration of the pump 9 in the use process is reduced to impact the pump fixing support reinforcing rib 211, and the service life of a product is prolonged.
FIGS. 14-19 are schematic diagrams of the workflow of the present technology, and the specific workflow is:
in one form of the present technology, the method comprises the steps of:
the first step: powering up and initializing, powering up a touch module, detecting whether a touch signal is generated or not, and enabling a main control chip to be in a sleep mode;
and a second step of: starting a key, enabling a main control chip to enter an awake state, enabling an infrared sensor to enter a monitoring state, enabling an infrared emission end to emit signals in an interval emission mode, and enabling the infrared sensor to receive signals;
and a third step of: the infrared sensor monitors triggering, when the received signal of the infrared sensor is larger than a preset threshold value, the infrared monitoring triggering is judged, after the infrared monitoring triggering, the infrared transmitting terminal adopts an alternate transmitting mode to transmit signals, and the triggering enters a fourth step;
fourth step: the motor operates, the main control chip turns on the motor power supply control module, and the main control chip turns on the motor control signal to enable the motor to operate;
fifth step: pumping liquid, foaming, discharging liquid and jumping to the second step.
And in the second step, the middle transmission mode is to transmit a group of high-low level data, and the high-low level data is transmitted again at intervals of a certain time length. In this embodiment, the high-low level data has a frequency of 32khz, a length of 16 groups, and an interval duration of 200ms.
In the third step, the alternate transmission mode is to alternately transmit high-low level data and low level data. In this embodiment, the preset threshold is 0.6V, and the transmission of 16 sets of high-low level data and 32 sets of low level data plus 16 sets of high-low frequency data is alternated.
In the second step, the infrared receiving end receives data, when the user does not perform induction operation, the voltage signal received by the receiving end is smaller than 0.6V, in the third step, when the user performs induction operation, the voltage signal received by the receiving end is larger than 0.6V, when the signal of the receiving end appears that the received voltage signal is larger than 0.6V, the fourth step is performed, and if the signal of the receiving end does not trigger, the second step is circulated.
The operation method of the liquid outlet device further comprises the following steps: a method for preventing continuous triggering, when the infrared receiving sensor receives voltage signals greater than 0.6V, the transmitting data mode of the infrared transmitting end is to alternately transmit 16 groups of high-low level data and 32 groups of low-level data plus 16 groups of high-low frequency data, when the signal of the infrared receiving end is less than 0.3V, the transmitting signal of the infrared transmitting end is to transmit 16 groups of high-low level data at intervals of 200ms, when the alternating transmitting frequency is greater than a certain frequency, the continuous triggering is judged, in the embodiment, when the alternating frequency is greater than 20 times, the continuous triggering is judged, when the continuous triggering occurs, the pump only performs one-time liquid pumping, foaming and liquid discharging operation, and then the lamp beads are continuously triggered to prompt, and in the embodiment, the continuous triggering prompt is alternate flickering.
The operation method of the liquid outlet device further comprises the following steps: an energy saving method in which after the infrared sensor listens for a trigger, the infrared transmitter continues to transmit signals of a fixed frequency and a fixed length at 200ms intervals for a total of 10 transmissions, and if the 10 transmissions have not triggered, the infrared transmitter extends the interval of infrared emissions. In this embodiment, the extension is 288ms for listening. By changing the monitoring interval when monitoring is not triggered, the power consumption can be greatly reduced, and the service time can be prolonged.
The operation method of the liquid outlet device further comprises the following steps: the method for preventing the false touch of the key further comprises the following steps:
the method prevents false touch operation through a delay detection mode, specifically, when a user touches a touch key, the level signal is changed, the time is recorded as the starting point time, the signal is monitored again after the delay time, when the signal is recovered, the signal is judged to be effective, the key operation is executed, when the delay time is passed, the signal is monitored again, when the signal is kept in a changed state, the signal is judged to be false touch operation, and the key operation is not executed.
For example, when the user touches the touch key at the start of the low level, the user touches the touch key at the low level to the high level, and at this time, the time is counted, the delay time is 0.8s in this example, the level signal is detected again, if the level signal is converted to the low level signal, the touch is considered to be effective, the key operation is performed, and if the level signal is still the high level signal, the key operation is not performed.
Further, if the current machine is in an operation state, the key operation is to turn off the machine, and if the current machine is in a turn-off state, the key operation is to turn on the machine.
Through delaying the detection, can realize preventing the function that the button touched by mistake, under the environment that this technical scheme product was used, the splash is a very common state, touches the switch button when water, can change the level signal, if touch the switch button when water and can trigger the button operation, can lead to user experience to drop sharply, consequently through the delay detection in this technique, can avoid this problem.
The operation method of the liquid outlet device further comprises the following steps: the working mode switching method further comprises the following steps:
in the third step, when the signal received by the infrared receiving sensor is greater than a preset threshold, the infrared transmitting end adopts an alternate transmitting mode to transmit signals, the transmitting data mode of the infrared transmitting end is to alternately transmit 16 groups of high-low level data and 2 groups of low-level data plus 16 groups of high-low frequency data, when the alternate transmitting frequency is greater than a certain frequency, the working mode is judged to be changed, in the embodiment, when the alternate frequency is greater than 40 times, the working mode is judged to be changed, the operation time parameter of the pump is changed, for example, the operation time of 0.75 second is changed to 1.5 seconds, the liquid quantity is finally made to be different, and when the secondary triggering mode is changed, the use time can be changed back again, so that the switching at any time is realized. Through changing working mode, can make this technique use more extensively, in different use places, different service environment carries out the selection of different play liquid volume, in some relatively poor service environment, goes out liquid volume demand more, and is clean more clean, under some service environment better environment, goes out liquid volume requirement less for the liquid live time of same size is longer, practices thrift use cost.
Further, the operation time parameter may be directly written into the memory chip, and the operation parameter may be saved, so that recording may be performed after the mode is changed, and the previous setting state may be maintained after the system is restarted.
Furthermore, the timing mode can be entered when the alternating times are larger than a certain times, the timing mode is ended when the hand leaves the infrared sensing area, the time is calculated through the alternating times, and the time is set to be the pump running time.
Further, the duration of the timing mode may overlap with the time of the alternate transmission mode, so as to be closer to the usage habit of the user.
The operation method of the liquid outlet device further comprises the following steps: the prompting method for the hand washing time length further comprises the following steps: and fifthly, the lamp beads are lighted to prompt the user of hand washing time.
Further, the lighted cue may be a color that is always on until a predetermined time.
Further, the light may flash until a predetermined time.
Further, the lighting can be different colors, each color is always on for a preset time, the scheme can be used for selecting different times according to different use scenes, for example, a blue lamp can be on for 30 seconds, a yellow lamp is cut to be on for 40 seconds, then a red lamp is cut to be on for 30 seconds, the blue is always on for timing to be used in a use environment of a common household, the yellow lamp can be used in a relatively public environment, and the red lamp prompt can be used in an environment needing to be killed by a hospital or the like.
Further, running water prompt can be carried out through a plurality of lamp beads, and the hand washing time is prompted through the form of turning off the lamp.
The infrared sensor still monitors at the time of user prompt, if triggered, the prompt is interrupted, and the pump signal is processed preferentially.
The operation method of the liquid outlet device further comprises the following steps: after the liquid amount of the liquid in the liquid storage bottle of the liquid outlet device gradually decreases, when the liquid outlet amount is insufficient for one-time liquid outlet, redundant air can enter, so that the liquid outlet amount and the air ratio of the liquid outlet device are unbalanced, the problem of liquid outlet hanging finally occurs, the phenomenon that hanging liquid covers the sensor light guide plate is seriously caused, repeated triggering occurs, and the service life is reduced. According to the technology, the residual liquid of the liquid outlet device is judged by monitoring the triggering power of the pump, different standard values are set according to different styles of an actual motor, when the difference value exceeds a preset threshold value compared with the standard values, no-load or liquid shortage state is judged, when the liquid shortage state occurs, liquid shortage prompt is carried out through the lamp beads, the triggering detection of the pump is closed, prompt operation is carried out when the triggering of the sensor is detected, and liquid pumping operation is not carried out.
In order to reduce the problem of no-load error prompt of the pump in the first use, the technology further carries out the liquid shortage prompt when detecting that the difference value of the pump exceeds a preset threshold value for a plurality of times. Thereby reducing the occurrence of false prompts. The detection times are determined by the power of the pump, the pipe diameter of the liquid suction pipe and the concentration of the liquid in the liquid storage bottle, the detection times are inversely related to the power of the pump and the concentration of the liquid, and the detection times are positively related to the pipe diameter of the liquid suction pipe. In this embodiment, if the detection is performed three times to exceed the preset threshold, it is determined that the liquid is lacking.
The foregoing is merely a preferred embodiment of the present application and is not intended to limit the scope of the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the scope of the claims of the present application.
Claims (9)
1. The liquid outlet method of the infrared non-contact liquid outlet device is characterized by comprising the following steps of: the method comprises the following steps:
the first step: powering up and initializing, powering up a touch module, detecting whether a touch signal is generated or not, and enabling a main control chip to be in a sleep mode;
and a second step of: starting a key, enabling a main control chip to enter an awake state, enabling an infrared sensor to enter a monitoring state, enabling an infrared emission end to emit signals in an interval emission mode, and enabling the infrared sensor to receive signals;
and a third step of: the infrared sensor monitors triggering, when the received signal of the infrared sensor is larger than a preset threshold value, the infrared monitoring triggering is judged, after the infrared monitoring triggering, the infrared transmitting terminal adopts an alternate transmitting mode to transmit signals, and the triggering enters a fourth step;
fourth step: the motor operates, the main control chip turns on the motor power supply control module, and the main control chip turns on the motor control signal to enable the motor to operate;
fifth step: pumping liquid, foaming, discharging liquid and jumping to the second step;
the method further comprises the steps of: in the third step, when the infrared receiving sensor receives a signal greater than a preset threshold value, the infrared transmitting end adopts an alternate transmitting mode to transmit signals, the transmitting data mode of the infrared transmitting end is to alternately transmit 16 groups of high and low level data and 2 groups of low level data plus 16 groups of high and low frequency data, when the alternate transmitting frequency is greater than the set frequency, the working mode is judged to be changed, when the alternate frequency is greater than 40 times, the working mode is judged to be changed, the operation time of 0.75 seconds is changed to 1.5 seconds by changing the operation time parameter of the pump, finally, the liquid amount is different, and when the secondary triggering mode is changed, the service time is changed back again, so that the switching at any time is realized.
2. The method for discharging an infrared non-contact liquid dispenser according to claim 1, wherein: in the second step, the interval transmitting mode is to transmit a group of high-low level data, the interval is set to be long, the high-low level data is transmitted again, the frequency of the high-low level data is 32khz, the length of the high-low level data is 16 groups, and the interval is 200ms.
3. The method for discharging an infrared non-contact liquid dispenser according to claim 1, wherein: in the second step, the infrared receiving end receives data, when the user does not perform induction operation, the voltage signal received by the receiving end is smaller than 0.3V, in the third step, when the user performs induction operation, the voltage signal received by the receiving end is larger than 0.6V, when the signal of the receiving end appears that the received voltage signal is larger than 0.6V, the fourth step is performed, and if the signal of the receiving end does not trigger, the second step is circulated.
4. The method for discharging an infrared non-contact liquid dispenser according to claim 1, wherein: in the third step, the alternate transmission mode is to alternately transmit high and low levels, the preset threshold is 0.6V, and the alternate transmission mode is to transmit 16 sets of high and low level data and 32 sets of low level data plus 16 sets of high and low frequency data.
5. The method for discharging an infrared non-contact liquid dispenser according to claim 1, wherein: the method comprises the following steps: a method for preventing continuous triggering includes such steps as alternatively transmitting 16 groups of high-low level data and 32 groups of low-level data plus 16 groups of high-low frequency data when voltage signal is greater than 0.6V, recovering the transmitting signal of infrared transmitting terminal to transmit 16 groups of high-low level at intervals of 200ms when the signal of infrared receiving terminal is less than 0.3V, judging continuous triggering when the number of alternative transmissions is greater than the set number of times, judging continuous triggering when the number of alternations is greater than 20, pumping liquid once by pump when continuous triggering occurs, foaming and discharging liquid, and continuously triggering lamp beads.
6. The method for discharging an infrared non-contact liquid dispenser according to claim 1, wherein: the method comprises the following steps: an energy saving method, after the infrared sensor monitors the trigger, the infrared transmitter continues to transmit the signal with fixed frequency and fixed length at 200ms intervals for 10 times, if the 10 times of transmission are not triggered, the infrared transmitter extends the infrared transmitting interval to 288ms for monitoring.
7. The method for discharging an infrared non-contact liquid dispenser according to claim 1, wherein: the method comprises the following steps: the method for preventing the false touch of the key comprises the steps of preventing false touch operation through a delay detection mode, specifically, when a user touches the key, the level signal is changed and is recorded as starting point time, the signal is monitored again after the delay time, when the signal is recovered, the signal is judged to be effective, key operation is executed, when the delay time is passed, the signal is monitored again, when the signal is kept in a changed state, the signal is judged to be false touch operation, and then the key operation is not executed.
8. The method for discharging an infrared non-contact liquid dispenser according to claim 7, wherein: if the current machine is in an operating state, the key operation is to shut down the machine, and if the current machine is in a shutdown state, the key operation is to start up the machine.
9. The method for discharging an infrared non-contact liquid dispenser according to claim 1, wherein: the method comprises the following steps: the method for reminding the liquid outlet device of no liquid is characterized in that the residual liquid of the liquid outlet device is judged by monitoring the triggering power of a pump, a standard value is set, when the current of an actually measured motor is compared with the standard value and the difference value exceeds a preset threshold value, the liquid outlet device is judged to be in a no-load or liquid shortage state, when the liquid shortage state occurs, liquid shortage reminding is carried out through a lamp bead, the triggering detection of the pump is closed, and when the triggering of a sensor is detected, the reminding operation is carried out, and the liquid pumping operation is not carried out.
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