Atomizer with built-in water level sensor
By setting up steps and installing a water level sensor in the atomizer shell, the problem of poor sealing of the external water level sensor of the atomizer is solved, and a higher sealing and service life are achieved, reducing the waste of atomized liquid.
Patent Information
- Application Number
- CN202420935103.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-30
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-04-30
AI Technical Summary
The atomizer water level sensors on the market are usually external, with poor sealing, difficult to install, susceptible to external forces, and inconvenient installation.
A built-in atomizer for water level sensors is designed. By setting steps on the atomizer shell to form a mounting groove, metal parts and water level sensor body are installed to ensure sealing and stability, and are packaged with copper material and epoxy resin. Layer for improved durability.
The built-in water level sensor of the atomizer is realized with a simple structure, reasonable design and good sealing, avoid external force collision, extend service life, and reduce waste of atomization liquid, improving atomization efficiency.
Smart Images
Figure CN222220065U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of atomizers, in particular to an atomizer with a built-in water level sensor. Background Art
[0002] Ultrasonic atomization devices used for humidification, disinfection, and fogging in daily life can atomize the water or disinfectant in the container through the ultrasonic wave generated by the ultrasonic generator, thereby realizing the atomization function. In order to improve the corrosion resistance of the atomizer, the atomizer shell is injection molded with plastic materials. In order to make the atomizer head of the atomizer conduct with the circuit board inside the atomizer and to dissipate the heat of the electronic components, metal parts for heat dissipation are often set in the atomizer shell, and the metal parts are tapped to facilitate the installation of the atomizer head.
[0003] At present, the water level sensors of the atomizers on the market are all external, installed on the top of the atomizer housing, which have poor sealing performance, are difficult to install, and are easily impacted by external forces. In view of the above problems, the inventors have designed an atomizer with a built-in water level sensor. Utility Model Content
[0004] The purpose of the utility model is to provide a water level sensor built-in atomizer, which has the advantages of simple structure, reasonable design, good sealing, easy installation, and avoidance of external force collision, thereby solving the problems raised by the above technical background.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water level sensor built-in atomizer, the atomizer comprising an atomizer shell, a metal piece, an atomizer head, a PCB board and a water level sensor body, the atomizer shell is a cavity structure with an opening at the lower end and a hollow interior, a step is arranged on the atomizer shell, the step is sunken to form a first mounting groove, the supporting surface of the step divides the cavity into a first cavity and a second cavity, the second cavity is sunken to form a second mounting groove, the metal piece is installed in the first mounting groove, and the inner wall of the metal piece is provided with a connecting thread, the atomizer head is connected to the metal piece through the connecting thread, and the positive end of the atomizer head passes through the first mounting groove from top to bottom and is electrically connected to the PCB board, the PCB board is installed in the second cavity, the water level sensor body is installed in the second mounting groove, and the water level sensor body is electrically connected to the PCB board.
[0006] Preferably, the atomizer further comprises a packaging coating, which is arranged at the lower end opening of the atomizer housing, and the packaging coating completely seals the PCB board and the water level sensor body in the second cavity.
[0007] Preferably, the atomizer housing is injection molded using plastic material.
[0008] Preferably, the metal piece is in a ring shape and is made of copper.
[0009] Preferably, the water level sensor body is a capacitive liquid level sensor.
[0010] Preferably, the depth of the first cavity is less than the depth of the second cavity, and the depth of the first cavity is between 5 mm and 20 mm.
[0011] Preferably, the outer wall of the second cavity begins to have a wire inlet hole, and the wire inlet hole is connected to the second cavity.
[0012] Preferably, the thickness of the bottom inner wall of the second mounting groove is between 0.2 mm and 5 mm.
[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0014] 1. The utility model provides a water level sensor built-in atomizer, which includes an atomizer shell, a metal part, an atomizer head, a PCB board and a water level sensor body. The overall structure is simple and the design is reasonable. The atomizer shell is a cavity structure with an opening at the lower end and a hollow interior. A step is arranged on the atomizer shell, and the supporting surface of the step divides the cavity into a first cavity and a second cavity. The depth value of the first cavity is less than the depth value of the second cavity, and the depth value of the first cavity is between 5mm and 20mm. During assembly, the PCB board is installed in the second cavity, and the atomizer head is installed in a first installation groove corresponding to the first cavity. In this way, the atomizer shell is designed to be small in size, and the height value of the atomizer can be reduced. During atomization, the atomized liquid can be atomized more fully, and at the same time, the waste of the atomized liquid can be effectively reduced, and the practicability is strong.
[0015] 2. The utility model forms a second mounting groove by sinking the second cavity, and the water level sensor body is installed in the second mounting groove. The thickness of the bottom inner wall of the second mounting groove is between 0.2mm and 5mm. The water level sensor body within this thickness value can sense the position of the atomized liquid, and the water level sensor body is built into the atomizer housing, has good sealing, is easy to install, avoids external force collision, and has a long service life. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is the front view of the utility model;
[0017] Figure 2 For this utility model Figure 1 Sectional view of AA in the middle;
[0018] Figure 3 This is a structural diagram of the atomizer housing of the utility model;
[0019] Figure 4It is a schematic diagram of the structure of the atomizer housing and metal parts after being assembled in the utility model.
[0020] The reference numerals and names in the figures are as follows:
[0021] 1. Atomizer housing; 11. Step; 12. First mounting slot; 13. Wire entry hole; 14. First cavity; 15. Second cavity; 16. Second mounting slot; 2. Metal parts; 21. Connecting thread; 3. Atomizer head; 4. PCB board; 5. Water level sensor body; 6. Encapsulation coating. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] In the description of the embodiments of the present utility model, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.
[0024] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.
[0025] See also Figures 1 to 4, the utility model provides an embodiment: a water level sensor built-in atomizer, the atomizer comprises an atomizer shell 1, a metal part 2, an atomizer head 3, a PCB board 4 and a water level sensor body 5, the atomizer shell 1 is a cavity structure with an opening at the lower end and a hollow interior, a step 11 is arranged on the atomizer shell 1, the step 11 sinks to form a first mounting groove 12, the support surface of the step 11 divides the cavity into a first cavity 14 and a second cavity 15, the second cavity 15 sinks to form a second mounting groove 16, the metal part 2 is installed in the first mounting groove 12, and the inner wall of the metal part 2 is provided with a connecting thread 21, the atomizer head 3 is connected to the metal part 2 through the connecting thread 21, and the positive end of the atomizer head 3 passes through the first mounting groove 12 from top to bottom and then connects to the PCB board 4 is electrically connected, the PCB board 4 is installed in the second cavity 15, the water level sensor body 5 is installed in the second installation groove 16, and the water level sensor body 5 is electrically connected to the PCB board 4. In this embodiment, the water level sensor body 5 is built in the atomizer housing 1, which has good sealing performance, is easy to install, avoids external force collision, and has a long service life. The atomizer also includes a packaging coating 6, which is arranged at the lower end opening of the atomizer housing 1, and the packaging coating 6 completely seals the PCB board 4 and the water level sensor body 5 in the second cavity 15. In this embodiment, the packaging coating 6 is epoxy resin, and the epoxy resin has a good sealing effect. The bottom inner wall thickness of the second installation groove 16 is between 0.2mm-5mm, and this thickness is convenient for the water level sensor body 5 to sense the position of the atomized liquid.
[0026] It should be noted that the atomizing head 3 in this embodiment is a prior art, and its structure will not be described in detail here.
[0027] Specifically, the atomizer housing 1 is injection molded using plastic material.
[0028] Specifically, the metal piece 2 is in a ring shape, and the metal piece 2 is made of copper material with good thermal conductivity.
[0029] Specifically, the water level sensor body 5 is a capacitive liquid level sensor, which has high sensitivity and can sense without direct contact with the atomized liquid.
[0030] Specifically, the depth of the first cavity 14 is less than the depth of the second cavity 15 , and the depth of the first cavity 14 is between 5 mm and 20 mm.
[0031] Specifically, a wire inlet hole 13 is formed at the outer wall of the second cavity 15 , and the wire inlet hole 13 is communicated with the second cavity 15 .
[0032] In summary, the utility model has a simple structure, reasonable design, and a small atomizer size. During atomization, the atomized liquid is atomized more fully, reducing the waste of atomized liquid. At the same time, the water level sensor is built-in, has good sealing and long service life, and is worthy of vigorous promotion and application.
[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.
Claims
1. A water level sensor built-in atomizer, comprising an atomizer housing (1), a metal part (2), an atomizer head (3), a PCB board (4) and a water level sensor body (5), characterized in that: The atomizer housing (1) is a cavity structure with an opening at the lower end and a hollow interior. A step (11) is provided on the atomizer housing (1). The step (11) is sunken to form a first mounting groove (12). The support surface of the step (11) divides the cavity into a first cavity (14) and a second cavity (15). The second cavity (15) is sunken to form a second mounting groove (16). The metal component (2) is installed in the first mounting groove (12), and the inner wall of the metal component (2) is provided with a connecting thread (21). The atomizer head (3) is connected to the metal component (2) via the connecting thread (21), and the positive terminal of the atomizer head (3) passes through the first mounting groove (12) from top to bottom and is electrically connected to the PCB board (4). The PCB board (4) is installed in the second cavity (15). The water level sensor body (5) is installed in the second mounting groove (16), and the water level sensor body (5) is electrically connected to the PCB board (4).
2. The water level sensor built-in atomizer according to claim 1, characterized in that: It also includes a packaging coating (6), which is arranged at the lower end opening of the atomizer housing (1), and the packaging coating (6) completely seals the PCB board (4) and the water level sensor body (5) in the second cavity (15).
3. The water level sensor built-in atomizer according to claim 1, characterized in that: The atomizer housing (1) is injection molded using plastic material.
4. The water level sensor built-in atomizer according to claim 1, characterized in that: The metal piece (2) is in a ring shape.
5. The water level sensor built-in atomizer according to claim 1, characterized in that: The water level sensor body (5) is a capacitive liquid level sensor.
6. The water level sensor built-in atomizer according to claim 1, characterized in that: The depth of the first cavity (14) is less than the depth of the second cavity (15), and the depth of the first cavity (14) is between 5 mm and 20 mm.
7. The water level sensor built-in atomizer according to claim 1, characterized in that: An inlet hole (13) is formed at the beginning of the outer wall of the second cavity (15), and the inlet hole (13) is communicated with the second cavity (15).
8. The water level sensor built-in atomizer according to claim 1, characterized in that: The thickness of the inner wall of the bottom of the second mounting groove (16) is between 0.2 mm and 5 mm.