阅读说明：本技术 一种喷头正负压清洗维护装置 (Device is maintained in positive negative pressure washing of shower nozzle ) 是由 刘鹏 王新军 李彤 于 2021-07-28 设计创作，主要内容包括：本发明公开了一种喷头正负压清洗维护装置,包括壳体,所述壳体的上端设有放置槽,所述放置槽的左侧内壁嵌设有红外灯,所述放置槽的右侧内壁嵌设有光敏电阻,所述放置槽的内壁上设有环形槽,所述环形槽内设有环形气囊,所述壳体内设有竖腔,所述竖腔内设有电磁铁,所述电磁铁与竖腔的内壁固定连接,所述竖腔内设有两个磁性滑块,两个所述磁性滑块分别位于电磁铁的上下两侧。该装置在使用时能够通过清洗液将喷头表面上的墨水清除,同时会形成负压将喷头内部干燥的墨水吸出,且在清洗完毕后能够对喷头起到一定的保湿作用,避免再次使用时喷头快速堵塞的情况出现,从而延长喷头的使用时间。(The invention discloses a positive and negative pressure cleaning and maintaining device for a sprayer, which comprises a shell, wherein a placing groove is arranged at the upper end of the shell, an infrared lamp is embedded in the inner wall of the left side of the placing groove, a photosensitive resistor is embedded in the inner wall of the right side of the placing groove, an annular groove is formed in the inner wall of the placing groove, an annular air bag is arranged in the annular groove, a vertical cavity is formed in the shell, an electromagnet is arranged in the vertical cavity, the electromagnet is fixedly connected with the inner wall of the vertical cavity, two magnetic sliding blocks are arranged in the vertical cavity, and the two magnetic sliding blocks are respectively positioned at the upper side and the lower side of the electromagnet. The device can clear away the ink on the shower nozzle surface through the washing liquid when using, can form the negative pressure simultaneously and with the inside dry ink suction of shower nozzle, and can play certain moisturizing effect to the shower nozzle after finishing wasing, the condition that the shower nozzle blockked up fast appears when avoiding reusing to the live time of extension shower nozzle.)

1. The utility model provides a shower nozzle positive and negative pressure washs and maintains device, includes casing (1), its characterized in that: the upper end of the shell (1) is provided with a placing groove (2), the left inner wall of the placing groove (2) is embedded with an infrared lamp (5), the right inner wall of the placing groove (2) is embedded with a photoresistor (6), the inner wall of the placing groove (2) is provided with an annular groove (3), the annular groove (3) is internally provided with an annular airbag (4), the shell (1) is internally provided with a vertical cavity (8), the vertical cavity (8) is internally provided with an electromagnet (7), the electromagnet (7) is fixedly connected with the inner wall of the vertical cavity (8), the vertical cavity (8) is internally provided with two magnetic sliders (9), the two magnetic sliders (9) are respectively positioned at the upper side and the lower side of the electromagnet (7), the two magnetic sliders (9) are both in sliding connection with the inner wall of the vertical cavity (8), the adjacent surfaces of the two magnetic sliders (9) are both in elastic connection with the electromagnet (7) through a reset spring (10), the top space of the vertical cavity (8) is communicated with the annular air bag (4) through a short pipe, the bottom space of the vertical cavity (8) is communicated with the outside through a thick pipe (12) and a thin pipe (11), and the thick pipe (12) and the thin pipe (11) are provided with one-way valves.

2. The positive and negative pressure cleaning and maintenance device of the spray head as claimed in claim 1, wherein: the magnetic sliding block (9) positioned below is conductive, and the left side and the right side of the vertical cavity (8) are provided with conducting strips (18) matched with the magnetic sliding block (9).

3. The positive and negative pressure cleaning and maintenance device of the spray head as claimed in claim 1, wherein: still including the mechanism that induced drafts, the mechanism that induced drafts is including setting up left suction slot (13) in casing (1), the notch department of suction slot (13) is equipped with air suction assembly (14), the notch department of suction slot (13) is equipped with the otter board, be equipped with in casing (1) and collect chamber (19), the headspace of collecting chamber (19) passes through standpipe (23) with the bottom space of standing groove (2) and communicates, the headspace of collecting chamber (19) and the right side space of suction slot (13) pass through the aspiration channel intercommunication.

4. The positive and negative pressure cleaning and maintenance device of the spray head as claimed in claim 3, wherein: the air suction assembly (14) comprises a micro motor installed on the screen plate, a rotating rod is fixedly connected to the tail end of an output shaft of the micro motor and is rotatably connected with the left side of the air suction groove (13), and a plurality of fan blades are installed on the outer wall of the rotating rod along the circumferential direction of the rotating rod.

5. The positive and negative pressure cleaning and maintenance device of the spray head as claimed in claim 4, wherein: still include the spray rinsing mechanism, the spray rinsing mechanism is including setting up reciprocating cavity (15) in casing (1), reciprocating cavity (15) are located the right side of breathing in groove (13), be equipped with sliding block (17) in reciprocating cavity (15), the inner wall sliding connection of sliding block (17) and reciprocating cavity (15), the right-hand member of bull stick extends to reciprocating cavity (15) in and fixedly connected with nose bar (16), the both ends of nose bar (16) are connected with the left and right sides inner wall rotation of reciprocating cavity (15), it is connected with the connecting rod to rotate on nose bar (16), the one end that nose bar (16) were kept away from to the connecting rod rotates with the lower extreme of sliding block (17) and is connected, be equipped with stock solution chamber (20) in casing (1), stock solution chamber (20) are located the right side of collecting chamber (19), reciprocating cavity (15) are located the interior bottom of sliding block (17) top space and stock solution chamber (20) and pass through feed liquor pipe (25) intercommunication, be equipped with violently pipe (21) in casing (1), violently pipe (21) are located the below of standing groove (2), violently pipe (21) and the bottom space of standing groove (2) are through a plurality of spray rinsing pipe (22) intercommunication, reciprocating cavity (15) are located sliding block (17) top space and violently pipe (21) and pass through drain pipe (24) intercommunication, all be equipped with the check valve on feed liquor pipe (25) and drain pipe (24).

6. The positive and negative pressure cleaning and maintenance device of the spray head as claimed in claim 3, wherein: the plugging device is characterized by further comprising a plugging mechanism, the plugging mechanism comprises a transverse cavity (26) arranged in the shell (1), the transverse cavity (26) is located below the placing groove (2), the transverse cavity (26) penetrates through the vertical pipe (23), a moving block (27) is arranged in the transverse cavity (26), the moving block (27) is connected with the inner wall of the transverse cavity (26) in a sliding mode, a through hole (28) is formed in the moving block (27), and the right side of the moving block (27) is connected with the inner wall of the right side of the transverse cavity (26) in an elastic mode through a conductive spring (29).

7. The positive and negative pressure cleaning and maintenance device of the spray head as claimed in claim 3, wherein: the inner bottoms of the placing groove (2) and the collecting cavity (19) are inclined planes, the inner bottom of the collecting cavity (19) is communicated with the outside through a liquid discharge pipe, and a sealing block is arranged at the liquid outlet end of the liquid discharge pipe.

8. The positive and negative pressure cleaning and maintenance device of the spray head as claimed in claim 5, wherein: be equipped with electrically conductive chamber (32) in casing (1), be equipped with current conducting plate (33) in electrically conductive chamber (32), the inner wall sliding connection of current conducting plate (33) and electrically conductive chamber (32), the left and right sides inner wall of electrically conductive chamber (32) is equipped with conducting block (34) with current conducting plate (33) matched with, collect two guide bar (30), two in chamber (19) vertically be equipped with two guide bar (30) be equipped with kickboard (31) on guide bar (30), kickboard (31) and two guide bar (30) sliding connection, kickboard (31) and current conducting plate (33) all have magnetism, kickboard (31) and the adjacent surface opposite poles of current conducting plate (33) inhale mutually, bee calling organ (35) are installed in the left side of casing (1).

Technical Field

The invention relates to the technical field of ink-jet printing, in particular to a cleaning and maintaining device for positive and negative pressures of a spray head.

Background

The ink-jet printer sprays color liquid ink into fine particles through a nozzle onto printing paper, and some ink-jet printers have three or four printing nozzles so as to print four colors of yellow, magenta, cyan and black; some inkjet printers share one nozzle to perform inkjet printing in four colors, and the inkjet method of the existing inkjet printer is to use an inkjet device to simultaneously eject ink containing RGB color layers into a black matrix on a glass substrate, so that ink droplets are dehydrated to form a colored RGB color layer pattern on the substrate, however, the existing inkjet printer has a problem in the using process:

the shower nozzle of current inkjet printer can remain some ink on the shower nozzle after using, and the ink can receive the hindrance when leading to next shower nozzle to spout, and these remaining ink can lead to that next shower nozzle is inhomogeneous to spout, simultaneously because partial ink remains inside the shower nozzle, and these inks can volatilize and dry out to can block up the shower nozzle mouth, the ink can't spout smoothly when leading to next time to spout, thereby leads to printing failure next time, therefore, how reasonable solution these problems that we need consider.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a positive-negative pressure cleaning and maintaining device for a spray head.

In order to achieve the purpose, the invention adopts the following technical scheme: comprises a shell, the upper end of the shell is provided with a placing groove, the inner wall of the left side of the placing groove is embedded with an infrared lamp, the right inner wall of the placing groove is embedded with a photoresistor, the inner wall of the placing groove is provided with an annular groove, an annular air bag is arranged in the annular groove, a vertical cavity is arranged in the shell, an electromagnet is arranged in the vertical cavity, the electromagnet is fixedly connected with the inner wall of the vertical cavity, two magnetic slide blocks are arranged in the vertical cavity, the two magnetic slide blocks are respectively positioned at the upper side and the lower side of the electromagnet, the two magnetic slide blocks are both in sliding connection with the inner wall of the vertical cavity, the adjacent surfaces of the two magnetic slide blocks are both elastically connected with the electromagnet through a reset spring, the top space of the vertical cavity is communicated with the annular air bag through a short pipe, the bottom space of the vertical cavity is communicated with the outside through a thick pipe and a thin pipe, and the thick pipe and the thin pipe are both provided with one-way valves.

Preferably, the magnetic slider located below has conductivity, and the left and right sides of the vertical cavity are provided with conducting strips matched with the magnetic slider.

Preferably, still include the mechanism that induced drafts, the mechanism that induced drafts is including setting up the left groove of breathing in at the casing, the notch department in groove of breathing in is equipped with the subassembly that induced drafts, the notch department in groove of breathing in is equipped with the otter board, be equipped with in the casing and collect the chamber, the headspace of collecting the chamber passes through the standpipe intercommunication with the bottom space of standing groove, the headspace of collecting the chamber passes through the aspiration channel intercommunication with the right side space of the groove of breathing in.

Preferably, the subassembly that induced drafts is including installing the micro motor on the otter board, micro motor's the terminal fixedly connected with bull stick of output shaft, the bull stick rotates with the left side in the groove of breathing in and is connected, a plurality of flabellums are installed along its circumference to the outer wall of bull stick.

Preferably, the spraying and washing device further comprises a spraying and washing mechanism, the spraying and washing mechanism comprises a reciprocating cavity arranged in the shell, the reciprocating cavity is located on the right side of the air suction groove, a sliding block is arranged in the reciprocating cavity and is connected with the inner wall of the reciprocating cavity in a sliding manner, the right end of the rotating rod extends into the reciprocating cavity and is fixedly connected with a convex rod, two ends of the convex rod are rotatably connected with the inner walls of the left side and the right side of the reciprocating cavity, a connecting rod is rotatably connected onto the convex rod, one end, far away from the convex rod, of the connecting rod is rotatably connected with the lower end of the sliding block, a liquid storage cavity is arranged in the shell and is located on the right side of the collection cavity, the reciprocating cavity is located above the sliding block and is communicated with the inner bottom of the liquid storage cavity through a liquid inlet pipe, a transverse pipe is arranged in the shell and is located below the placing groove, and the transverse pipe is communicated with the bottom space of the placing groove through a plurality of spraying and washing pipes, the reciprocating cavity is located the sliding block top space and violently manages and pass through the drain pipe intercommunication, all be equipped with the check valve on feed liquor pipe and the drain pipe.

Preferably, the plugging device further comprises a plugging mechanism, the plugging mechanism comprises a transverse cavity arranged in the shell, the transverse cavity is located below the placing groove, the transverse cavity penetrates through the vertical pipe, a moving block is arranged in the transverse cavity, the moving block is connected with the inner wall of the transverse cavity in a sliding mode, a through hole is formed in the moving block, and the right side of the moving block is elastically connected with the inner wall of the right side of the transverse cavity through a conductive spring.

Preferably, the inner bottoms of the placing groove and the collecting cavity are inclined planes, the inner bottom of the collecting cavity is communicated with the outside through a liquid discharge pipe, and a sealing block is arranged at the liquid outlet end of the liquid discharge pipe.

Preferably, be equipped with electrically conductive chamber in the casing, electrically conductive intracavity is equipped with the current conducting plate, the inner wall sliding connection in current conducting chamber and current conducting chamber, the left and right sides inner wall in current conducting chamber is equipped with the conducting block with current conducting plate matched with, collect the intracavity and vertically be equipped with two guide bars, two be equipped with the kickboard on the guide bar, kickboard and two guide bar sliding connection, kickboard and current conducting plate all have magnetism, the kickboard is inhaled mutually with the looks opposite sex of the looks of current conducting plate, bee calling organ is installed in the left side of casing.

The invention has the following beneficial effects:

1. compared with the prior art, when the sprayer is placed in the placing groove, the annular air bag expands to enable a closed space to be formed below the placing groove, the air suction assembly and the conductive spring are powered on for a period of time, the air suction assembly can suck out air in the placing groove, and therefore negative pressure is formed to suck out dry ink in the sprayer, and the situation that the ink cannot be smoothly sprayed out during next ink jet is avoided;

2. compared with the prior art, the air suction assembly drives the convex rod to rotate, so that the sliding block moves up and down, the cleaning solution is continuously sprayed to the surface of the spray head, the ink on the surface of the spray head is removed, and the condition that the residual ink on the spray head can cause uneven ink spraying of the spray head next time is avoided;

3. compared with the prior art, after the air suction assembly is powered off, the fan blades can still continue to rotate for a period of time due to inertia, so that certain cleaning solution is continuously sprayed into the placing groove, the cleaning solution can be gathered at the inner bottom of the placing groove, and the natural evaporation of the cleaning solution can play a certain moisturizing role on the spray head along with the passage of time, so that the condition that the spray head is quickly blocked when being used again is avoided, and the service life of the spray head is prolonged;

4. compared with the prior art, along with the collecting fluid who collects the intracavity constantly increases for the kickboard is along with the surface of water rebound, and the kickboard shifts up and can drive the current conducting plate and shift up, and when current conducting plate and two conducting blocks contacted, bee calling organ circular telegram sent the police dispatch newspaper and reminds people to handle the washing liquid of collecting the intracavity this moment, thereby avoids the washing liquid to build up too much and leads to the washing liquid to flow through the aspiration channel.

Drawings

FIG. 1 is a schematic structural diagram of a cleaning and maintenance device for positive and negative pressures of a nozzle according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a perspective view of a rotor and fan blades of the air suction assembly;

FIG. 4 is a schematic structural view of example 2 of the present invention;

fig. 5 is a schematic perspective view of a buzzer.

In the figure: 1 casing, 2 standing grooves, 3 annular grooves, 4 annular airbags, 5 infrared lamps, 6 photoresistors, 7 electromagnets, 8 vertical cavities, 9 magnetic sliders, 10 reset springs, 11 thin tubes, 12 thick tubes, 13 air suction grooves, 14 air suction assemblies, 15 reciprocating cavities, 16 convex rods, 17 sliding blocks, 18 conducting strips, 19 collection cavities, 20 liquid storage cavities, 21 horizontal tubes, 22 spray washing tubes, 23 vertical tubes, 24 liquid outlet tubes, 25 liquid inlet tubes, 26 horizontal cavities, 27 moving blocks, 28 through holes, 29 conducting springs, 30 guide rods, 31 floating plates, 32 conducting cavities, 33 conducting plates, 34 conducting blocks and 35 buzzers.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

Referring to fig. 1-3, a positive and negative pressure cleaning and maintaining device for a spray head comprises a shell 1, a placing groove 2 is arranged at the upper end of the shell 1, an infrared lamp 5 is embedded in the inner wall of the left side of the placing groove 2, a photo resistor 6 is embedded in the inner wall of the right side of the placing groove 2, the resistance value of the photo resistor 6 is increased along with the increase of illumination, an annular groove 3 is arranged on the inner wall of the placing groove 2, an annular airbag 4 is arranged in the annular groove 3, a vertical cavity 8 is arranged in the shell 1, an electromagnet 7 is arranged in the vertical cavity 8, the electromagnet 7 is fixedly connected with the inner wall of the vertical cavity 8, two magnetic sliders 9 are arranged in the vertical cavity 8, the two magnetic sliders 9 are respectively arranged at the upper side and the lower side of the electromagnet 7, the two magnetic sliders 9 are both connected with the inner wall of the vertical cavity 8 in a sliding manner, the adjacent surfaces of the two magnetic sliders 9 are both elastically connected with the electromagnet 7 through a return spring 10, the top space of the vertical cavity 8 is communicated with the annular airbag 4 through a short pipe, the bottom space of the vertical cavity 8 is communicated with the outside through a thick pipe 12 and a thin pipe 11, the thick pipe 12 and the thin pipe 11 are respectively provided with a one-way valve, the caliber of the thick pipe 12 is five times of that of the thin pipe 11, the gas in the space below the magnetic slider 9 positioned below is unidirectionally discharged to the outside through the thin pipe 11, the external gas enters the space below the magnetic slider 9 positioned below through the thick pipe 12 in a one-way mode, the magnetic slider 9 positioned below slowly moves downwards and rapidly moves upwards, the magnetic slider 9 positioned below has electric conductivity, the left side and the right side of the vertical cavity 8 are provided with conductive pieces 18 matched with the magnetic slider 9, an external power supply can be arranged, the external power supply and the infrared lamp 5 form a closed loop through electric conduction, and when the magnetic slider 9 positioned below is in contact with the two conductive pieces 18, the external power supply, the conductive piece 18 positioned on the left side, the magnetic slider 9 positioned below and the conductive piece 18 positioned on the right side are in contact, The air suction assembly 14 and the conductive spring 29 form a closed loop through wires.

Wherein, the utility model also comprises an air suction mechanism, the air suction mechanism comprises an air suction groove 13 arranged at the left side of the shell 1, an air suction component 14 is arranged at the notch of the air suction groove 13, a screen plate is arranged at the notch of the air suction groove 13, a collection cavity 19 is arranged in the shell 1, the top space of the collection cavity 19 is communicated with the bottom space of the placement groove 2 through a vertical pipe 23, the top space of the collection cavity 19 is communicated with the right space of the air suction groove 13 through an air suction pipe, the air suction component 14 comprises a micro motor arranged on the screen plate, the tail end of the output shaft of the micro motor is fixedly connected with a rotating rod, the rotating rod is rotatably connected with the left side of the air suction groove 13, a plurality of fan blades are arranged on the outer wall of the rotating rod along the circumferential direction, the inner bottoms of the placement groove 2 and the collection cavity 19 are inclined planes, the collection liquid of the placement groove 2 can completely flow into the collection cavity 19, the collection liquid in the collection cavity 19 can completely flow to the outside, the inner bottom of the collection cavity 19 is communicated with the outside through a liquid discharge pipe, the liquid outlet end of the liquid discharge pipe is provided with a sealing plug.

Wherein, the spraying and washing device also comprises a spraying and washing mechanism, the spraying and washing mechanism comprises a reciprocating cavity 15 arranged in the shell 1, the reciprocating cavity 15 is positioned at the right side of the air suction groove 13, a sliding block 17 is arranged in the reciprocating cavity 15, the sliding block 17 is connected with the inner wall of the reciprocating cavity 15 in a sliding way, the right end of a rotating rod extends into the reciprocating cavity 15 and is fixedly connected with a convex rod 16, two ends of the convex rod 16 are connected with the inner walls at the left and right sides of the reciprocating cavity 15 in a rotating way, a connecting rod is connected on the convex rod 16 in a rotating way, one end of the connecting rod far away from the convex rod 16 is connected with the lower end of the sliding block 17 in a rotating way, a liquid storage cavity 20 is arranged in the shell 1, the liquid storage cavity 20 is positioned at the right side of the collection cavity 19, the space above the reciprocating cavity 15 is positioned above the liquid storage cavity 20 and is communicated with the inner bottom of the liquid storage cavity 20 through a liquid inlet pipe 25, a horizontal pipe 21 is arranged in the shell 1 and positioned below the standing groove 2, the horizontal pipe 21 is communicated with the bottom space of the standing groove 2 through a plurality of the spraying and washing pipes 22, the reciprocating cavity 15 is positioned in the space above the sliding block 17 and communicated with the transverse pipe 21 through the liquid outlet pipe 24, the liquid inlet pipe 25 and the liquid outlet pipe 24 are both provided with one-way valves, cleaning liquid in the liquid storage cavity 20 enters the reciprocating cavity 15 through the liquid inlet pipe 25 in a one-way mode and is positioned in the space above the sliding block 17, and the cleaning liquid in the space above the sliding block 17 in the reciprocating cavity 15 enters the transverse pipe 21 through the liquid outlet pipe 24;

wherein, still include shutoff mechanism, shutoff mechanism is including setting up the horizontal chamber 26 in casing 1, horizontal chamber 26 is located the below of standing groove 2, horizontal chamber 26 runs through standpipe 23, be equipped with movable block 27 in the horizontal chamber 26, the inner wall sliding connection of movable block 27 and horizontal chamber 26, be equipped with opening 28 on the movable block 27, the right side of movable block 27 passes through conductive spring 29 elastic connection with the right side inner wall in horizontal chamber 26, every coil all can produce magnetic field after conductive spring 29 circular telegram, the magnetic field opposite direction that every two adjacent coils produced, every two adjacent coils can attract each other, thereby make conductive spring 29 shrink.

The invention can be illustrated by the following operating modes: when the nozzle of the ink-jet printer needs to be cleaned and maintained, the disassembled nozzle is only needed to be placed into the placing groove 2, the infrared lamp 5 is always in an electrified state in an initial state, light rays emitted by the infrared lamp 5 directly irradiate the photosensitive resistor 6, the light rays received by the photosensitive resistor 6 are stronger at the moment, the resistance is larger, the resistance of the photosensitive resistor 6 is larger, the current passing through the electromagnet 7 is smaller, the magnetic force on the electromagnet 7 is smaller at the moment, after the light rays emitted by the infrared lamp 5 are blocked by the nozzle, the light rays received by the photosensitive resistor 6 are weaker at the moment, the resistance is smaller, the current passing through the electromagnet 7 is increased, the magnetism generated by the electromagnet 7 is larger, and the electromagnet 7 is repelled from the adjacent surfaces of the two magnetic sliders 9 after being electrified, so that the two magnetic sliders 9 can be pushed to move back to back;

the magnetic slide block 9 positioned above can move upwards instantly, so that the gas in the space above the magnetic slide block 9 positioned above the vertical cavity 8 is pushed into the annular air bag 4 through the short pipe, the annular air bag 4 is expanded inwards, and the sealing property in the sealed groove is ensured;

because the gas in the space below the magnetic slider 9 positioned below the vertical cavity 8 is exhausted to the outside through the thin tube 11, the outside gas enters the space below the magnetic slider 9 positioned above and below the vertical cavity 8 through the thick tube 12, and because the caliber of the thick tube 12 is five times that of the thin tube 11, the magnetic slider 9 positioned below is enabled to move downwards slowly, when the magnetic slider 9 moves downwards slowly and contacts with the two conducting strips 18, the conducting spring 29 and the air suction assembly 14 are powered on, after the conducting spring 29 is powered on, each coil can generate a magnetic field, the directions of the magnetic fields generated by each two adjacent coils are opposite, each two adjacent coils can attract each other, so that the conducting spring 29 is contracted, when the conducting spring 29 is contracted, the moving block 27 can move rightwards, so that the vertical tube 23 is conducted through the through hole 28;

at the moment, the operation of the air suction assembly 14 can enable the fan blades to rotate, so that the gas in the collecting cavity 19 is sucked into the air suction groove 13, the gas in the collecting cavity 19 is reduced, the air pressure is reduced, the gas in the placing groove 2 can enter the collecting cavity 19 under the action of atmospheric pressure, negative pressure can be formed in the placing groove 2, after the spray head is blocked by dried ink, a pressure difference is formed in the front and the back of the dried ink in the spray head, the dried ink in the spray head is sucked out, and the situation that the ink cannot be smoothly sprayed during next ink jet is avoided;

the operation of the air suction assembly 14 can enable the rotating rod to rotate, thereby driving the protruding rod 16 to rotate, because the protruding rod 16, the connecting rod is rotationally connected with the sliding block 17, thereby enabling the sliding block 17 to move up and down, the sliding block 17 moves down to enable the space above the sliding block 17 to be increased in the reciprocating cavity 15, the air pressure is reduced, thereby being capable of sucking the water in the liquid storage cavity 20 into the space above the sliding block 17 in the reciprocating cavity 15, when the sliding block 17 moves up, the space above the sliding block 17 in the reciprocating cavity 15 is reduced at the moment, the pressure is increased, the water above the sliding block 17 in the reciprocating cavity 15 can enter the transverse pipe 21, and then the cleaning liquid is sprayed to the surface of the spray head through the plurality of spray pipes 22, thereby removing the ink on the surface of the spray head, and avoiding the situation that the residual ink on the spray head can cause the uneven ink spraying of the next spray head;

when the magnetic sliding block 9 positioned below is separated from the two conducting strips 18, the conducting spring 29 and the air suction assembly 14 are powered off, under the action of the tension of the conducting spring 29, the moving block 27 is moved to the left, the vertical tube 23 is blocked again, after the air suction assembly 14 is powered off, the plurality of fan blades can still continue to rotate for a period of time due to inertia, certain cleaning liquid is continuously sprayed into the placing groove 2, the cleaning liquid can be gathered at the inner bottom of the placing groove 2, so that natural evaporation of the cleaning liquid can play a certain moisture-preserving role on the spray head along with the passage of time, the condition that the spray head is quickly blocked when the spray head is used again is avoided, and the service life of the spray head is prolonged;

when taking out the shower nozzle, the light of infrared lamp 5 shines on photo resistance 6 again this moment, photo resistance 6's resistance increases once more, the electric current through electro-magnet 7 reduces, thereby under two reset spring 10's elastic action, two magnetic sliding blocks 9 are relative motion, contract at annular gasbag 4 this moment, the magnetic sliding block 9 that is located the below shifts up the contact that can with two conducting strips 18, contact time is shorter, because the subassembly 14 that induced drafts can operate very short period of time, spout certain cleaning solution to the shower nozzle surface, thereby further promote the moisturizing effect of shower nozzle in subsequent use, conductive spring 29 circular telegram makes standpipe 23 switch on once more simultaneously, thereby make the remaining cleaning solution of standing groove 2 enter into and collect in the chamber 19.

Compared with the prior art, when the sprayer is placed in the placing groove 2, the annular air bag 4 expands to form a closed space below the placing groove 2, the air suction assembly 14 and the conductive spring 29 are powered on for a period of time, the air suction assembly 14 sucks air in the placing groove 2, so that negative pressure is formed to suck out dry ink in the sprayer, the situation that the ink cannot be smoothly sprayed during next ink spraying is avoided, meanwhile, the air suction assembly 14 drives the convex rod 16 to rotate, so that the sliding block 17 moves up and down, so that the cleaning solution is continuously sprayed to the surface of the sprayer, the ink on the surface of the sprayer is removed, the situation that the ink sprayed by the sprayer is uneven next time due to the residual ink on the sprayer is avoided, after the air suction assembly 14 is powered off, a plurality of fan blades can still continue to rotate for a period of time due to inertia, so that certain cleaning solution is continuously sprayed into the placing groove 2, these washing liquids can gather at the interior bottom of standing groove 2 to along with the time, the natural evaporation of washing liquid can play certain moisturizing effect to the shower nozzle, and the condition that the shower nozzle blockked up fast when avoiding reusing appears, thereby prolongs the live time of shower nozzle.

Example 2

Referring to fig. 4-5, the present embodiment is different from embodiment 1 in that a conductive cavity 32 is disposed in a housing 1, a conductive plate 33 is disposed in the conductive cavity 32, the conductive plate 33 is slidably connected to an inner wall of the conductive cavity 32, conductive blocks 34 matched with the conductive plate 33 are disposed on inner walls of left and right sides of the conductive cavity 32, two guide rods 30 are vertically disposed in a collection cavity 19, floating plates 31 are disposed on the two guide rods 30, the floating plates 31 are slidably connected to the two guide rods 30, the floating plates 31 and the conductive plates 33 both have magnetism, adjacent surfaces of the floating plates 31 and the conductive plates 33 are attracted oppositely, a buzzer 35 is mounted on a left side of the housing 1, and when the conductive plates 33 and the two conductive blocks 34, an external power supply, the conductive blocks 34 on the left side, the conductive plates 33, the conductive blocks 34 on the right side, and the buzzer 35 form a closed loop through wires.

In this embodiment, along with the collecting fluid in the collecting cavity 19 constantly increases, make the kickboard 31 move along with the surface of water upwards, because the adjacent surface opposite attraction of kickboard 31 and current conducting plate 33, make the kickboard 31 shift up and can drive current conducting plate 33 and shift up, when current conducting plate 33 and two conducting blocks 34 contact, bee calling organ 35 circular telegram this moment sends out the police dispatch newspaper and reminds people to handle the washing liquid in the collecting cavity 19, thereby avoid the washing liquid to collect and collect too much and lead to the washing liquid to flow through the aspiration channel, people can open the seal and block this moment, make the washing liquid in the collecting cavity 19 flow out through the fluid-discharge tube.

Compared with the prior art, along with the collection liquid in the collection chamber 19 constantly increases for floating plate 31 moves up along with the surface of water, and floating plate 31 shifts up and can drive current conducting plate 33 and move up, and when current conducting plate 33 and two conducting blocks 34 contact, bee calling organ 35 circular telegram was sent out the police dispatch newspaper and is reminded people to handle the washing liquid in the collection chamber 19 this moment, thereby avoids the washing liquid to save and leads to the washing liquid to flow out through the aspiration channel too much.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.