CN219765785U - Nozzle cleaning device - Google Patents

Abstract

The utility model provides a nozzle cleaning device which is used for cleaning a nozzle, and comprises a cleaning assembly and a blow-drying assembly, wherein the cleaning assembly is provided with a cleaning tank and a communication port communicated with the cleaning tank, the cleaning tank is provided with a cleaning area, and the cleaning area is used for containing cleaning liquid for cleaning the nozzle; the blow-drying assembly is provided with an air outlet part, at least the air outlet part is arranged at the communicating opening of the cleaning tank, the air outlet part is provided with an air outlet area, the cleaning area is communicated with the air outlet area through the communicating opening, and the air outlet area is used for blow-drying the nozzle after the cleaning operation is completed. The utility model solves the problem of uneven liquid outlet caused by nozzle blockage in the prior art.

Description

Nozzle cleaning device

Technical Field

The utility model relates to the technical field of spray films, in particular to a nozzle cleaning device.

Background

In the prior art, spray coating processes are used in many areas to prepare films. In general, the nozzle directs the thin film liquid onto the substrate under the action of the compressed gas jet, and the droplets adhere to the surface of the substrate to form a continuous and uniform thin film, but the thin film solution remaining near the nozzle may cause the nozzle to be blocked due to volatilization or long residence time, thereby affecting the uniformity of the sprayed thin film and the production efficiency.

Disclosure of Invention

The utility model mainly aims to provide a nozzle cleaning device which is used for solving the problem of uneven liquid outlet caused by nozzle blockage in the prior art.

In order to achieve the above object, the present utility model provides a nozzle cleaning device for cleaning a nozzle, the nozzle cleaning device including a cleaning assembly and a blow-drying assembly, wherein the cleaning assembly has a cleaning tank and a communication port communicated with the cleaning tank, the cleaning tank has a cleaning area for containing a cleaning liquid for cleaning the nozzle; the blow-drying assembly is provided with an air outlet part, at least the air outlet part is arranged at the communicating opening of the cleaning tank, the air outlet part is provided with an air outlet area, the cleaning area is communicated with the air outlet area through the communicating opening, and the air outlet area is used for blow-drying the nozzle after the cleaning operation is completed.

Further, the air outlet part is detachably arranged at the communication port of the cleaning tank.

Further, the air outlet part is rotatably arranged at the communication port of the cleaning tank.

Further, the air outlet part comprises a shell, the shell is arranged at the communication port of the cleaning tank, the inner wall surface of the shell facing one side of the communication port encloses an air outlet area, at least one air outlet hole is formed in the inner wall surface, and the air outlet hole is communicated with the air outlet area; the air vent is arranged on the outer wall surface of the shell and is used for communicating an external air source with the overcurrent cavity.

Further, the shell is at least one part of the cylinder, and the air outlet area penetrates through the two axial ends of the shell.

Further, the air outlet holes are multiple, and the air outlet holes are arranged at intervals around the circumference and/or the axial direction of the inner wall surface of the shell.

Further, the vent hole is one; or, the plurality of ventilation holes are arranged at intervals around the circumference and/or the axial direction of the outer wall surface of the shell.

Further, a first avoidance gap is formed in the side wall surface of the shell, the first avoidance gap extends along the axial direction of the shell and penetrates through the end portion, far away from the communication port, of the shell, and the first avoidance gap is used for avoiding the nozzle.

Further, the shell is of an arc plate-shaped structure.

Further, blow-dry the subassembly still includes the compression pump, and the compression pump communicates with the ventilation hole, and the compression pump is used for carrying the ventilation hole with external air supply after the pressurization.

Further, the cleaning assembly comprises a cylinder and a cover plate, wherein the cylinder is provided with a cleaning tank; the apron lid is established in the notch department of washing tank, has seted up the intercommunication mouth on the apron, and the intercommunication mouth has internal thread structure, and the casing has the external screw thread structure that is used for with internal thread structure complex towards the tip of intercommunication mouth one side.

Further, the communication ports are multiple, the air outlet portions are multiple, and the communication ports and the air outlet portions are in one-to-one correspondence.

Further, the two cover plates are arranged, the opposite positions of the two cover plates are respectively provided with a second avoidance notch, and the two second avoidance notches enclose a communication port.

Further, one side of at least one cover plate in the two cover plates, which is far away from the second avoidance notch, is pivotally connected with the cylinder body.

Further, at least one of the two cover plates is detachably connected with the cylinder.

Further, the cover plate is provided with a sinking platform structure at the second avoidance gap, and the side wall surface of the sinking platform structure is provided with at least one part of internal thread structure.

Further, the cleaning tank is provided with a mounting area, the mounting area is located below the cleaning area, the mounting area is communicated with the cleaning area through the through hole, the cleaning assembly further comprises an ultrasonic generator, one part of the ultrasonic generator is arranged in the mounting area, and the other part of the ultrasonic generator penetrates through the through hole and stretches into the cleaning area to provide vibration force for cleaning liquid in the cleaning area.

Further, the ultrasonic generator has a vibrating end that protrudes into the cleaning region through the through hole.

By applying the technical scheme of the utility model, the nozzle cleaning device comprises the cleaning component and the blow-drying component, the cleaning component is provided with the cleaning tank and the communicating port communicated with the cleaning tank, the blow-drying component is provided with the air outlet part, at least the air outlet part is arranged at the communicating port of the cleaning tank, the air outlet area of the air outlet part is communicated with the cleaning area through the communicating port, the cleaning liquid in the cleaning area can clean the film solution remained near the nozzle, the cleaned nozzle directly enters the air outlet area, the air outlet area blows the nozzle to prevent the nozzle from being blocked by the film solution, the sprayed film is more uniform, and the cleaning component and the blow-drying component are integrally arranged to enable the cleaning process to be more convenient and rapid, and the production efficiency is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 shows a schematic view of a nozzle cleaning apparatus and a nozzle position according to an alternative embodiment of the present utility model;

fig. 2 is a schematic view showing a process of cleaning a nozzle by a nozzle cleaning apparatus according to a first embodiment of the present utility model;

FIG. 3 is a schematic view showing the structure of a cleaning assembly of the nozzle cleaning apparatus of FIG. 2, in which a cover plate is in a card-punching state;

FIG. 4 shows a schematic view of the structure of the cover plate of the cleaning assembly of FIG. 3 in a closed state;

FIG. 5 illustrates a schematic structural view of a blow-drying assembly of the nozzle cleaning apparatus of FIG. 2;

fig. 6 shows a schematic structural view of a nozzle cleaning apparatus according to a second embodiment of the present utility model.

Wherein the above figures include the following reference numerals:

2. a nozzle; 3. a substrate; 4. a processing region; 5. a spraying area;

10. cleaning the assembly; 11. a cleaning tank; 111. a cleaning area; 112. a mounting area; 13. a cylinder; 14. a cover plate; 141. a second avoidance gap; 15. an ultrasonic generator; 16. a liquid discharge pipe; 17. a rubber pad;

20. drying the assembly; 21. an air outlet part; 211. an air outlet area; 212. a housing; 2121. an air outlet hole; 2122. a flow-through cavity; 2123. the first avoidance notch; 213. and (3) a lap joint structure.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a nozzle cleaning device, which aims to solve the problem of uneven liquid outlet caused by nozzle blockage in the prior art.

Example 1

As shown in fig. 1, the nozzle 2 of the present utility model is used for performing a spraying operation on at least one side surface of the substrate 3, in fig. 1, the spraying area 5 indicates that the nozzle 2 has completed the spraying operation on the surface of the substrate 3, and a thin film is formed at the spraying area 5, in consideration of that in order to ensure the reliability of the liquid outlet of the nozzle 2, the liquid outlet of the nozzle 2 needs to be cleaned in time, at least one nozzle cleaning device is provided at the outer peripheral side of the substrate 3, the treatment area 4 in fig. 1 indicates an area for placing the nozzle cleaning device, and of course, the treatment area 4 in fig. 1 only indicates an optimal placement area of the nozzle cleaning device, but also may be other positions at the outer peripheral side of the substrate 3, which will not be repeated herein.

It should be noted that, in this embodiment, the nozzle 2 may move relative to the substrate 3, so that the nozzle 2 may perform a spraying operation on at least one side surface of the substrate 3, and the position of the nozzle 2 may also be switched between the substrate 3 and the processing region 4, so that the nozzle 2 may move to the processing region 4 after the spraying operation is completed above the substrate 3, and the cleaning operation may be performed by using the nozzle cleaning device at the processing region 4, so as to ensure that both the liquid outlet of the nozzle 2 and the peripheral side thereof may be cleaned in time.

Of course, the nozzle 2 may be provided in a stationary structure, so that the nozzle 2 performs a spraying operation on at least one side surface of the substrate 3 by moving the substrate 3, and so that the liquid outlet and the outer peripheral side of the nozzle 2 can be cleaned by the nozzle cleaning device by moving the nozzle cleaning device.

As shown in fig. 1 to 5, the nozzle cleaning device is used for cleaning the nozzle 2, and comprises a cleaning assembly 10 and a blow-drying assembly 20, wherein the cleaning assembly 10 is provided with a cleaning tank 11 and a communication port communicated with the cleaning tank 11, the cleaning tank 11 is provided with a cleaning area 111, and the cleaning area 111 is used for containing cleaning liquid for cleaning the nozzle 2; the blow-drying assembly 20 is provided with an air outlet part 21, at least the air outlet part 21 is arranged at the communication port of the cleaning tank 11, the air outlet part 21 is provided with an air outlet area 211, the cleaning area 111 is communicated with the air outlet area 211 through the communication port, and the air outlet area 211 is used for blow-drying the nozzle 2 after the cleaning operation is completed.

Through including cleaning subassembly 10 and the subassembly 20 that weathers with nozzle cleaning device, cleaning subassembly 10 has washing tank 11 and the intercommunication mouth that communicates with washing tank 11, the subassembly 20 that weathers has air-out portion 21, at least air-out portion 21 sets up the intercommunication mouth department at washing tank 11, air-out region 211 and the cleaning zone 111 of air-out portion 21 pass through the intercommunication mouth intercommunication, cleaning liquid in the cleaning zone 111 can wash the film solution that remains near nozzle 2, and wash the liquid outlet department of nozzle 2, prevent that the liquid outlet of nozzle 2 from being blocked by the film solution, nozzle 2 after the washing is accomplished directly gets into in the air-out region 211, air-out region 211 weathers nozzle 2, ensure that the washing liquid of the periphery side of nozzle 2 after the completion cleaning operation can be weathered in time, make the film of spraying more even, and cleaning subassembly 10 and the integrative setting of the subassembly 20 that weathers make clear process convenient and fast more, production efficiency has been improved.

In the present utility model, the nozzle cleaning device is movable relative to the nozzle 2 in the direction from the cleaning unit 10 to the blow-drying unit 20, so that the nozzle is switched between the cleaning area 111 and the air outlet area 211; alternatively, the nozzle 2 may be movable relative to the nozzle cleaning device in the direction of the cleaning assembly 10 to the blow-drying assembly 20, such that the nozzle 2 is switched between the cleaning area 111 and the air outlet area 211.

As shown in fig. 2 and 3, the air outlet 21 is detachably provided at the communication port of the cleaning tank 11. In this way, the nozzle cleaning apparatus may be provided with only the cleaning assembly 10 as required.

As shown in fig. 1 to 5, the air outlet portion 21 is rotatably provided at the communication port of the cleaning tank 11. In this way, the outer periphery of the nozzle 2 is ensured to be blow-dried by the air outlet 21.

Preferably, the wall surface of the cleaning tank 11 is spaced from the nozzle 2 by a distance of 10 cm.+ -. 0.5cm.

As shown in fig. 2 and 5, the air outlet 21 includes a housing 212, the housing 212 is disposed at the communication port of the cleaning tank 11, and an air outlet area 211 is defined by an inner wall surface of the housing 212 facing one side of the communication port, at least one air outlet 2121 is formed on the inner wall surface, and the air outlet 2121 is communicated with the air outlet area 211; wherein, an overflow cavity 2122 is arranged between the inner wall surface and the outer wall surface of the housing 212, the overflow cavity 2122 is communicated with an air outlet 2121, and a vent hole is arranged on the outer wall surface of the housing 212 and is used for communicating an external air source with the overflow cavity 2122. In this way, the external air source flows the compressed air into the through-flow cavity 2122 through the air vent hole, and then blows the compressed air into the air outlet region 211 through the air outlet hole 2121, so as to blow-dry the nozzle 2 positioned in the air outlet region 211.

As shown in fig. 2, the housing 212 is at least a part of a cylinder, and the air outlet region 211 penetrates through both axial ends of the housing 212. In this way it is ensured that the nozzle 2 can be moved in the axial direction of the cylinder.

As shown in fig. 5, the plurality of air outlet holes 2121 are provided, and the plurality of air outlet holes 2121 are provided at intervals in the circumferential direction and/or the axial direction around the inner wall surface of the housing 212. In this way, the air outlet on the inner wall surface of the shell 212 is ensured to be uniform, and the nozzle 2 is convenient to blow dry rapidly.

The number of the vent holes is one; or, a plurality of vent holes are provided at intervals circumferentially and/or axially around the outer wall surface of the housing 212. In this embodiment, the plurality of vent holes ensures that the compressed air from the external air source uniformly enters the through-flow chamber 2122 in the housing 212 to prevent damage to the housing 212.

As shown in fig. 5, a first avoidance gap 2123 is formed on a side wall surface of the housing 212, and the first avoidance gap 2123 extends along an axial direction of the housing 212 and penetrates an end portion of the housing 212, which is far away from the communication port, and the first avoidance gap 2123 is used for avoiding the nozzle 2. In this way, the nozzle 2 enters or exits the air outlet region 211 through the first relief notch 2123.

As shown in fig. 5, the housing 212 has an arcuate plate-like structure.

In the present utility model, the diameter of the nozzle is D, the diameter of the inner surface of the housing 212 is D1, and the length of the first escape notch 2123 in the radial direction of the nozzle is L, where D < L < d1+10cm.

The blow-drying assembly 20 further includes a compression pump in communication with the vent, the compression pump configured to pressurize an external air source and then deliver the pressurized air source to the vent. In this way, the compressed gas provided by the compression pump can accelerate the blow-drying operation of the nozzle 2.

Preferably, the compression pump power is 30-400kw, the pressure is 0.2-1.0MPa, and the time for purging the nozzle 2 with air flow is 10s-60s.

As shown in fig. 3, the cleaning assembly 10 includes a cylinder 13 and a cover plate 14, wherein the cylinder 13 has a cleaning tank 11; the cover plate 14 is covered at the notch of the cleaning tank 11, the cover plate 14 is provided with a communication port, the communication port is provided with an internal thread structure, and the end part of the shell 212 facing one side of the communication port is provided with an external thread structure matched with the internal thread structure. In this way, the threaded engagement ensures stability of the connection of the cover plate 14 to the housing 212.

It should be noted that, in this embodiment, when the number of turns of the internal thread structure and the external thread structure is enough, in order to ensure that the air outlet portion 21 can blow the air outlet portion 21 at the nozzle 2 located at the side of the first avoiding notch 2123, the housing 212 may be considered to rotate by a preset angle, so that the air outlet hole 2121 on the housing 212 may rotate to the side of the air outlet portion 2 which is not blown to, thereby ensuring that the air outlet portion 21 can be blown to the whole periphery of the air outlet portion 2, and ensuring the reliability of blowing the blowing assembly 20 in this embodiment.

As shown in fig. 4, two cover plates 14 are provided, and two second avoiding notches 141 are formed at opposite positions of the two cover plates 14, and the two second avoiding notches 141 enclose a communication port. Thus, the communication port surrounded by the two second avoidance notches 141 is used for being matched with the blow-drying assembly 20.

In the present utility model, the diameter of the outer surface of the housing 212 is D2, and the diameter of the communication port is D3, wherein D2 < D3 < d2+10mm.

As shown in fig. 3 and 4, at least one cover plate 14 of the two cover plates 14 is pivotally connected to the cylinder 13 at a side thereof remote from the second escape recess 141. Thus, closing the cover plate 14 can ensure the cleaning of the cleaning liquid in the cleaning tank 11, and can reduce the volatilization of the cleaning liquid.

Optionally, at least one cover plate 14 of the two cover plates 14 is detachably connected with the cylinder 13.

Optionally, the cover plate 14 has a countersink structure at the second avoiding notch 141, and the sidewall surface of the countersink structure has at least a part of an internal thread structure. In this way, the stability of the connection of the cover plate 14 to the housing 212 is ensured.

As shown in fig. 2 and 3, the cleaning tank 11 further has a mounting region 112, the mounting region 112 is located below the cleaning region 111, and the mounting region 112 communicates with the cleaning region 111 through a through hole, and the cleaning assembly 10 further includes an ultrasonic generator 15, a portion of the ultrasonic generator 15 is disposed in the mounting region 112, and another portion of the ultrasonic generator 15 extends into the cleaning region 111 through the through hole to provide a vibrating force to the cleaning liquid in the cleaning region 111.

As shown in fig. 2 and 3, the ultrasonic generator 15 has a vibrating end which protrudes into the cleaning region 111 through the through hole. In this way, the vibrating end of the ultrasonic generator 15 drives the cleaning liquid to vibrate, so that the cleaning of the nozzle 2 is ensured.

Preferably, the vibration frequency of the ultrasonic generator 15 is 25-40Khz; the power is 100W-20KW; the cleaning time is 10-30s.

In the present utility model, the cleaning unit 10 further includes a drain pipe 16 connected to the cleaning tank 11, a valve is provided at a connection portion between the drain pipe 16 and the cleaning tank 11, the valve is opened, the contaminated cleaning liquid in the cleaning tank 11 is discharged through the drain pipe 16, the cleaning tank 11 can be cleaned as required, the valve is closed, and a new cleaning liquid is injected into the cleaning tank 11.

In the present utility model, the cleaning assembly 10 further includes a rubber pad 17 connected to the cylinder 13, and the rubber pad 17 is used for absorbing the vibration of the ultrasonic generator 15 to ensure the stability of the nozzle cleaning device.

In the present utility model, the thin film sprayed from the nozzle is a perovskite solution thin film, and the cleaning liquid in the cleaning tank 11 is one of an isopropyl alcohol solution, an ethanol solution, and a perovskite solution.

As shown in fig. 2, which is a process diagram of cleaning the nozzle 2, the nozzle 2 moves horizontally from the spraying area 5 to the treating area 4, and the nozzle 2 enters the blow-drying assembly 20 through the first avoiding notch 2123, at which time the compression pump is not operated; the nozzle 2 moves downwards relative to the nozzle cleaning device, so that the nozzle 2 enters the cleaning area 111 from the air outlet area 211 to perform cleaning operation on the nozzle 2, after cleaning, the nozzle 2 moves upwards relative to the nozzle cleaning device, so that the nozzle 2 enters the air outlet area 211 from the cleaning area 111, and the compression pump is driven to work, so that the nozzle 2 after the cleaning operation is finished is dried.

In other embodiments, the nozzle 2 is moved horizontally from the spray zone 5 to the treatment zone 4, and the nozzle 2 enters the blow-dry assembly 20 through the first relief notch 2123, at which point the compression pump is deactivated; the nozzle cleaning device moves upwards relative to the nozzle 2, so that the nozzle 2 enters the cleaning area 111 from the air outlet area 211 to perform cleaning operation on the nozzle 2, and after cleaning, the nozzle cleaning device moves downwards relative to the nozzle 2, so that the nozzle 2 enters the air outlet area 211 from the cleaning area 111, and the compression pump is driven to work, so that the nozzle 2 after the cleaning operation is finished is dried.

Example two

It should be noted that, in this embodiment, as shown in fig. 6, the number of communication ports is plural, the number of air outlet portions 21 is plural, the number of communication ports is plural and the number of air outlet portions 21 is one-to-one, the number of nozzles 2 is plural, and the number of nozzles 2 is plural and the number of communication ports is one-to-one. In this way, by providing the nozzle cleaning device in a structure having a plurality of communication ports and a plurality of air outlet portions 21, it is ensured that the nozzle cleaning device in the present embodiment can be used for cleaning a plurality of nozzles 2.

In the present embodiment, the plurality of nozzles 2 may spray a plurality of substrates 3 having a smaller size, and of course, the plurality of nozzles 2 may spray a single substrate 3 having a larger size, which is advantageous for improving the spray efficiency of the nozzles 2.

Preferably, the plurality of nozzles 2 are each stationary, the spray coating operation is performed on at least one side surface of the substrate 3 by moving the substrate 3, and the liquid outlet of the nozzle 2 and the outer peripheral side thereof are enabled to be cleaned by the nozzle cleaning device by moving the nozzle cleaning device.

Of course, the plurality of nozzles 2 may be divided into two groups, the plurality of nozzles 2 in the first group being movable relative to the substrate 3 to perform the spraying operation on the substrate 3, and the plurality of nozzles 2 in the first group being movable relative to the nozzle cleaning device to ensure that the plurality of nozzles 2 in the first group are capable of switching positions between the substrate 3 and the nozzle cleaning device, while the plurality of nozzles 2 in the second group are stationary, the substrate 3 being movable relative to the nozzles 2, the spraying operation being similarly performed, and the plurality of nozzles 2 in the second group being stationary, the nozzles 2 being likewise cleaned by the nozzle cleaning device being movable relative to the nozzles 2.

Example III

It should be noted that, in this embodiment, as shown in fig. 2, the air outlet 21 further has a lap joint structure 213, and the lap joint structure 213 is wound around the outer peripheral surface of the casing 212 facing the side of the communication port, so that the casing 212 can lap-joint the cover 14 through the lap joint structure 213, and thus, the air outlet 21 is prevented from falling into the cleaning tank 11.

It should be noted that, in this embodiment, the air outlet portion 21 is rotated by manual or other driving manners, so that the air outlet portion 21 can rotate by a preset angle, so that the air outlet hole 2121 on the housing 212 can rotate to a side of the nozzle 2 which is not blown to, thereby ensuring that the air outlet portion 21 can be blown to the whole peripheral side of the nozzle 2, and ensuring the reliability of the blowing assembly 20 in this embodiment.

From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects: through including cleaning subassembly 10 and the subassembly 20 that weathers with nozzle cleaning device, cleaning subassembly 10 has washing tank 11 and the intercommunication mouth that communicates with washing tank 11, the subassembly 20 that weathers has air-out portion 21, at least air-out portion 21 sets up in the intercommunication mouth department of washing tank 11, air-out region 211 and the cleaning region 111 of air-out portion 21 pass through the intercommunication mouth intercommunication, the cleaning solution in the cleaning region 111 can wash the film solution that remains near nozzle 2, the nozzle 2 after the cleaning is accomplished directly get into in the air-out region 211, the operation is weathered to nozzle 2 in the air-out region 211, prevent that nozzle 2 from being blocked by the film solution, make the film of spraying more even, and cleaning subassembly 10 and the integrative setting of the subassembly 20 that weathers make clear process convenient and fast more, the efficiency of production has been improved.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (18)

1. A nozzle cleaning apparatus for cleaning a nozzle, the nozzle cleaning apparatus comprising:

a cleaning assembly (10), wherein the cleaning assembly (10) is provided with a cleaning tank (11) and a communication port communicated with the cleaning tank (11), the cleaning tank (11) is provided with a cleaning area (111), and the cleaning area (111) is used for containing cleaning liquid for cleaning the nozzle (2);

the cleaning device comprises a drying assembly (20), wherein the drying assembly (20) is provided with an air outlet part (21), at least the air outlet part (21) is arranged at a communication port of the cleaning tank (11), the air outlet part (21) is provided with an air outlet area (211), the cleaning area (111) is communicated with the air outlet area (211) through the communication port, and the air outlet area (211) is used for drying the nozzle (2) after the cleaning operation is completed.

2. Nozzle cleaning device according to claim 1, characterized in that the air outlet (21) is detachably arranged at the communication port of the washing tank (11).

3. Nozzle cleaning device according to claim 1, characterized in that the air outlet (21) is rotatably arranged at the communication port of the washing tub (11).

4. Nozzle cleaning device according to claim 1, characterized in that the air outlet (21) comprises:

the shell (212), the shell (212) is arranged at the communication port of the cleaning tank (11), the inner wall surface of the shell (212) facing one side of the communication port encloses the air outlet area (211), at least one air outlet hole (2121) is formed in the inner wall surface, and the air outlet hole (2121) is communicated with the air outlet area (211);

the air conditioner comprises a shell (212), wherein an overflow cavity (2122) is formed between the inner wall surface and the outer wall surface of the shell (212), the overflow cavity (2122) is communicated with an air outlet hole (2121), a vent hole is formed in the outer wall surface of the shell (212), and the vent hole is used for communicating an external air source with the overflow cavity (2122).

5. The nozzle cleaning device according to claim 4, wherein the housing (212) is at least a part of a cylinder, and the air outlet region (211) penetrates through both axial ends of the housing (212).

6. The nozzle cleaning apparatus according to claim 5, wherein the plurality of air outlet holes (2121) are provided, and the plurality of air outlet holes (2121) are provided at intervals around the circumferential direction and/or the axial direction of the inner wall surface of the housing (212).

7. The nozzle cleaning apparatus of claim 5, wherein,

the number of the vent holes is one; or alternatively, the first and second heat exchangers may be,

the plurality of ventilation holes are arranged at intervals around the circumference and/or the axial direction of the outer wall surface of the shell (212).

8. The nozzle cleaning device according to claim 5, wherein a first avoidance gap (2123) is formed in a side wall surface of the housing (212), the first avoidance gap (2123) extends along an axial direction of the housing (212) and penetrates through an end portion of the housing (212) away from the communication port, and the first avoidance gap (2123) is used for avoiding the nozzle (2).

9. The nozzle cleaning apparatus of claim 4, wherein the housing (212) is an arcuate plate-like structure.

10. The nozzle cleaning apparatus of claim 4, wherein the blow-drying assembly (20) further comprises:

the compression pump is communicated with the vent hole and used for pressurizing an external air source and then conveying the air source into the vent hole.

11. The nozzle cleaning device according to any one of claims 4 to 10, wherein the washing assembly (10) comprises:

-a cylinder (13), said cylinder (13) having said washing tank (11);

the cover plate (14), the notch department of washing tank (11) is established to cover plate (14) lid, seted up on cover plate (14) the intercommunication mouth, just the intercommunication mouth has internal thread structure, casing (212) orientation the tip of intercommunication mouth one side have be used for with internal thread structure complex external thread structure.

12. The nozzle cleaning apparatus according to any one of claims 1 to 10, wherein the number of the communication ports is plural, the number of the air outlet portions (21) is plural, and the plural communication ports are provided in one-to-one correspondence with the plural air outlet portions (21).

13. The nozzle cleaning device according to claim 11, wherein two cover plates (14) are provided, and two opposite positions of the two cover plates (14) are respectively provided with a second avoiding notch (141), and the two second avoiding notches (141) enclose the communication port.

14. Nozzle cleaning device according to claim 13, characterized in that at least one of the cover plates (14) of the two cover plates (14) is pivotally connected to the cylinder (13) on the side facing away from the second relief gap (141).

15. Nozzle cleaning device according to claim 13, characterized in that at least one (14) of the two cover plates (14) is detachably connected with the cylinder (13).

16. Nozzle cleaning device according to claim 13, characterized in that the cover plate (14) has a counter structure at the second relief gap (141) and that the counter structure has at least a part of the internal thread structure on a side wall surface.

17. The nozzle cleaning device according to any one of claims 1 to 10, characterized in that the cleaning tank (11) further has a mounting region (112), the mounting region (112) being located below the cleaning region (111), and the mounting region (112) being in communication with the cleaning region (111) through a through hole, the cleaning assembly (10) further comprising:

and an ultrasonic generator (15), wherein a part of the ultrasonic generator (15) is arranged in the mounting area (112), and the other part of the ultrasonic generator (15) extends into the cleaning area (111) through the through hole so as to provide vibration force for cleaning liquid in the cleaning area (111).

18. Nozzle cleaning device according to claim 17, characterized in that the ultrasonic generator (15) has a vibrating end which protrudes through the through hole into the washing zone (111).