Ultrasonic spraying device for film forming and curing by slit coating technology

Abstract

The invention discloses an ultrasonic spraying device for film forming and curing through a slit coating technology, and relates to the technical field of perovskite batteries. The device comprises an ultrasonic spray head and two fixing supports, the two fixing supports are installed on the two opposite surfaces of the ultrasonic spray head through bolts respectively, a first liquid needle is embedded in one end of one fixing support, and a second liquid needle is embedded in one end of the other fixing support. High-precision spraying is controlled through the ultrasonic spraying head by adopting a 180 Khz digital circuit, the spraying line diameter is within 1 mm, open source software is provided, a client can autonomously program and draw a self-defined pattern, meanwhile, side face drainage type spraying is achieved through the first cooling gas pipe and the second cooling gas pipe, and compared with existing pipeline type spraying, blockage is avoided.

Description

Technical Field

[0001] The invention belongs to the technical field of perovskite cells, and in particular relates to an ultrasonic spraying device for film formation and curing using a slit coating technology. Background Art

[0002] The structure of existing similar products is similar to that of a sprayer, with liquid sprayed in the middle to form a spray shape. The structural shape design of existing similar products is prone to clogging the nozzle during the spraying process due to uneven dispersion of the solute in the solution, and the control accuracy is limited. Summary of the invention

[0003] The purpose of the present invention is to provide an ultrasonic spray coating device for film formation and curing using a slit coating technology, so as to solve the problem of limited control accuracy in the prior art.

[0004] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0005] The present invention is an ultrasonic spray coating device for film formation and curing using slit coating technology, comprising an ultrasonic nozzle and a fixed bracket. The number of the fixed brackets is two, and the two fixed brackets are respectively installed on two opposite surfaces of the ultrasonic nozzle by bolts. A first liquid needle is installed at one end of one of the fixed brackets, and a second liquid needle is installed at one end of the other fixed bracket.

[0006] Furthermore, a central gas pipe is embedded on the upper surface of the ultrasonic nozzle, and one end of the central gas pipe is connected to the inside of the ultrasonic nozzle.

[0007] Furthermore, a first gas pipe is embedded at the other end of the central gas pipe, and a first cooling gas pipe is arranged on one side of the central gas pipe.

[0008] Furthermore, a second cooling gas pipe is provided on the other side of the central gas pipe, and one end of the first cooling gas pipe and the second cooling gas pipe are connected to the inside of the ultrasonic nozzle.

[0009] Furthermore, the other ends of the first cooling gas pipe and the second cooling gas pipe are both embedded with a second gas pipe.

[0010] The present invention has the following beneficial effects:

[0011] The ultrasonic nozzle of the present invention adopts 180Khz, and the digital circuit controls high-precision spraying. The spraying line diameter is within 1mm. The present invention has open source software, and customers can program independently and draw custom patterns. At the same time, side drainage spraying is realized through the first cooling gas pipe and the second cooling gas pipe. Compared with the existing pipeline spraying, it will not be blocked.

[0012] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the structure of the ultrasonic spray coating device for film formation and curing using the slot coating technology of the present invention;

[0015] Figure 2 It is a left-side structural schematic diagram of the ultrasonic spray coating device for film formation and curing using the slit coating technology of the present invention;

[0016] Figure 3 The present invention is a circuit flow chart of the ultrasonic spraying device for film formation and curing using the slit coating technology.

[0017] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0018] 1. Ultrasonic nozzle; 2. Central gas pipe; 3. First cooling gas pipe; 4. Second cooling gas pipe; 5. Fixed bracket; 6. First liquid needle; 7. Second liquid needle; 8. First air pipe; 9. Second air pipe. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicating directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the components or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limiting the present invention.

[0021] Embodiment 1:

[0022] See also Figure 1-Figure 3 As shown, the present invention is an ultrasonic spray coating device for film formation and curing using a slit coating technology, comprising an ultrasonic nozzle 1 and a fixed bracket 5. The number of the fixed brackets 5 is two, and the two fixed brackets 5 are respectively installed on two opposite surfaces of the ultrasonic nozzle 1 by bolts. A first liquid needle 6 is installed at one end of one fixed bracket 5, and a second liquid needle 7 is installed at one end of the other fixed bracket 5.

[0023] A central gas pipe 2 is mounted on the upper surface of the ultrasonic nozzle 1 . One end of the central gas pipe 2 is connected to the inside of the ultrasonic nozzle 1 . A first gas pipe 8 is mounted on the other end of the central gas pipe 2 . A first cooling gas pipe 3 is arranged on one side of the central gas pipe 2 .

[0024] A second cooling gas pipe 4 is provided on the other side of the central gas pipe 2. One end of the first cooling gas pipe 3 and the second cooling gas pipe 4 are connected to the inside of the ultrasonic nozzle 1. The other ends of the first cooling gas pipe 3 and the second cooling gas pipe 4 are both embedded with a second gas pipe 9.

[0025] Embodiment 2:

[0026] See also Figure 1-Figure 3 As shown, the present invention is an ultrasonic spraying device for film curing using slit coating technology, and its method of use is as follows: the present invention can achieve ultrasonic spraying with a spray line diameter of 1mm, which is only possible for very few manufacturers in the industry. The prior art usually adjusts the power of ultrasonic spraying with analog output, and the present invention improves it to digital output, thereby further optimizing the accuracy of spraying. The ultrasonic nozzle 1 is a 180Khz long-mouth nozzle with a spraying flow rate of (3-30) ml / min. Its power-on process is as follows: first connect the circuit, then push up the protection switch on the back of the machine, insert the main power key, and turn it right. At this time, the PC host will be powered on. After the PC host is turned on, confirm that the emergency stop button is in the pop-up state and press the device start button. After the device is powered on, the light knob can control the internal lighting. After programming, the ultrasonic nozzle and air pump can be automatically executed.

[0027] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0028] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An ultrasonic spray coating device for film formation and curing using a slit coating technique, comprising an ultrasonic spray head (1) and a fixing bracket (5), characterized in that: There are two fixed brackets (5), which are respectively mounted on two opposite surfaces of the ultrasonic nozzle (1) by means of bolts. A first liquid needle (6) is mounted on one end of one fixed bracket (5), and a second liquid needle (7) is mounted on one end of the other fixed bracket (5).

2. The ultrasonic spray coating device for film formation and curing by slit coating technology according to claim 1, characterized in that: A central gas pipe (2) is embedded on the upper surface of the ultrasonic nozzle (1), and one end of the central gas pipe (2) is connected to the interior of the ultrasonic nozzle (1).

3. The ultrasonic spray coating device for film formation and curing by slit coating technology according to claim 2, characterized in that: A first gas pipe (8) is embedded at the other end of the central gas pipe (2), and a first cooling gas pipe (3) is arranged on one side of the central gas pipe (2).

4. The ultrasonic spray coating device for film formation and curing by slit coating technology according to claim 3 is characterized in that: A second cooling gas pipe (4) is provided on the other side of the central gas pipe (2); one end of the first cooling gas pipe (3) and one end of the second cooling gas pipe (4) are connected to the inside of the ultrasonic nozzle (1).

5. The ultrasonic spray coating device for film formation and curing by slit coating technology according to claim 4, characterized in that: The other ends of the first cooling gas pipe (3) and the second cooling gas pipe (4) are both embedded with a second gas pipe (9).

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