ITO conductive structure and human body composition analyzer
By adopting an ITO conductive structure in the ITO body fat scale, the bonding section and pressing section of the contact sheet are used to connect to the ITO glass, and electrically connected to the PCB board through the extension section, the ITO glass and PCBA electricity in the prior art are solved. The complex connection problem achieves the effect of simplifying the process and effective conduction.
Patent Information
- Application Number
- CN202421241645.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-31
- Publication Date
- 2025-02-25
- Estimated Expiration
- 2034-05-31
AI Technical Summary
When the existing ITO body fat scales realize the electrical connection between ITO glass and PCBA, they need to drill holes and install contact sheets on the ITO glass, resulting in complex process.
An ITO conductive structure is provided, including ITO glass, contact sheet and extension section. The contact piece is connected to the ITO glass through the fitting section and the pressing section. The pressing section is inclined upward from the outer edge of the ITO glass, and the extension section is led out through the welding lead and electrically connected to the PCB board.
The effective electrical connection between ITO glass and PCBA is realized, which avoids hole punching operations, simplifies the process flow, and ensures the conduction effect.
Smart Images
Figure CN222530850U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of body fat scales, in particular to an ITO conductive structure and a human body composition analyzer. Background Art
[0002] Existing electronic body fat scales are generally made of ITO conductive glass. In order to form an electrical connection between the ITO film on the upper surface of the ITO conductive glass and the PCBA, the ITO glass and the PCBA are currently usually connected by metal connecting sheets and wires.
[0003] Currently, body fat scales that use ITO-coated tempered glass require holes to be drilled on the upper surface of the ITO conductive glass, and then the metal connecting piece is clamped on the hole wall to achieve assembly. This method still requires drilling holes in the ITO glass, which increases the complexity of the process. Utility Model Content
[0004] In view of the defects in the prior art, the utility model provides an ITO conductive structure and a human body composition analyzer to solve the problem that the current ITO body fat scale needs to punch holes on the ITO glass to install contact sheets in order to achieve electrical connection between the ITO glass and the PCBA, resulting in complicated processes.
[0005] In a first aspect, the utility model provides an ITO conductive structure, comprising:
[0006] ITO glass;
[0007] A contact sheet is electrically connected to the ITO glass, the contact sheet comprises an integrally formed bonding section, a pressing section and an extension section, the bonding section is bonded to the top surface and outer edge of the ITO glass by conductive adhesive, one end of the pressing section extends inward from the outer edge of the ITO glass to the other end, the pressing section is inclined upward from one end to the other end and the other end of the pressing section is in contact with the ITO glass, and the extension section is formed by bending the pressing section downward.
[0008] As can be seen from the above technical solution, the contact piece provided by the utility model realizes the connection between the contact piece and the ITO glass based on the cooperation of the bonding section and the pressing section. The pressing section is tilted upward from the outer edge of the ITO glass so that the distance between the pressing section and the top surface of the ITO glass gradually decreases from one end to the other end until the other end abuts against the bottom surface of the ITO glass, thereby ensuring the conduction effect between the contact piece and the ITO glass, and then the extension section is led out through the welding lead and electrically connected to the PCB board. Optionally, the outer edge of the ITO glass forms a rounded corner.
[0009] Optionally, the outer edge of the ITO glass is rounded.
[0010] Optionally, a convex bulge is further provided on the inner side of the fitting section.
[0011] Optionally, the included angle formed by bending the extension section and the pressing section is 130°.
[0012] In a second aspect, the utility model provides a human body composition analyzer, comprising an ITO conductive structure of any possible implementation of the first aspect, and further comprising an electrode cover, wherein the electrode cover is arranged on top of the contact sheet, and the bottom of the electrode cover cooperates with the extension section to form a groove.
[0013] Optionally, it also includes an upper cover, the ITO glass is attached to the upper surface of the upper cover; a first through hole is opened at the bottom of the electrode cover, and a second through hole is arranged on the upper cover to match the first through hole, and self-tapping screws are arranged through the first through hole and the second through hole.
[0014] Optionally, a lower cover is further included, and a hook is provided at the bottom of the upper cover, and the lower cover and the upper cover are installed by matching the hook.
[0015] Optionally, a pressure sensor is mounted on the bottom of the upper cover via a buckle.
[0016] Optionally, the force-bearing area, the supporting area and the center of the wafer of the pressure sensor are all on the same straight line.
[0017] Optionally, a buzzer is installed at the bottom of the upper cover via a hook.
[0018] By adopting the above technical solution, this application has the following technical effects:
[0019] The contact piece in the utility model is based on the cooperation of the bonding section and the pressing section to realize the connection between the contact piece and the ITO glass. The pressing section is tilted upward from the outer edge of the ITO glass so that the distance between the pressing section and the top surface of the ITO glass is gradually reduced from one end to the other end until the other end abuts against the bottom surface of the ITO glass, thereby ensuring the conduction effect between the contact piece and the ITO glass. After that, the extension section is led out through the welding lead and electrically connected to the PCB board.
[0020] The human body composition analyzer provided by the utility model has an upper cover and a lower cover which are installed by means of hook cooperation, thereby improving installation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.
[0022] Figure 1A schematic diagram of an ITO conductive structure provided by an embodiment of the utility model;
[0023] Figure 2 for Figure 1 An enlarged schematic diagram of site A is shown;
[0024] Figure 3 A schematic diagram of a contact sheet provided in an embodiment of the utility model;
[0025] Figure 4 A schematic diagram of the structure of the upper cover provided by an embodiment of the utility model;
[0026] Figure 5 A schematic diagram of a human body composition analyzer provided by an embodiment of the utility model;
[0027] Figure 6 Another schematic diagram of a human body composition analyzer provided by an embodiment of the utility model;
[0028] Figure 7 An exploded schematic diagram of the installation of a pressure sensor provided by an embodiment of the utility model;
[0029] Figure 8 A schematic diagram of force analysis of a pressure sensor provided by an embodiment of the utility model;
[0030] Fig. 9 A schematic structural diagram of a lower cover provided in an embodiment of the utility model.
[0031] Reference numerals:
[0032] 1-upper cover; 11-second through hole; 12-hook; 2-ITO glass; 3-contact sheet; 31-fitting section; 311-convex bump; 32-pressing section; 33-extension section; 4-electrode cover; 41-groove; 42-first through hole; 5-lower cover; 6-buzzer; 7-pressure sensor; 8-PCB board; 9-plastic foot pad; 91-hook; 10-anti-slip foot pad. DETAILED DESCRIPTION
[0033] The following embodiments of the technical solution of the utility model are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and are therefore only used as examples, and cannot be used to limit the protection scope of the utility model.
[0034] It should be noted that, unless otherwise specified, the technical terms or scientific terms used in this application should have the common meanings understood by technicians in the field to which the utility model belongs.
[0035] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0036] In addition, the terms "first", "second", etc. 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. In the description of the present utility model, the meaning of "plurality" is more than two, unless otherwise clearly and specifically limited.
[0037] In this application, 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 this utility model can be understood according to specific circumstances.
[0038] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.
[0039] Example 1
[0040] like Figure 1-3As shown, this embodiment provides an ITO conductive structure, including an ITO glass 2 and a contact sheet 3, the contact sheet 3 and the ITO glass 2 are electrically connected, the contact sheet 3 includes an integrally formed bonding section 31, a pressing section 32 and an extension section 33, the bonding section 31 is bonded to the top surface and the outer edge of the ITO glass 2 by conductive adhesive, the pressing section 32 extends inward from the outer edge of the ITO glass 2 from one end to the other end, the pressing section 32 is tilted upward from one end to the other end and the other end of the pressing section 32 is in contact with the ITO glass 2, and the extension section 33 is formed by bending the pressing section 32 downward. Based on this, the contact piece 3 cooperates with the bonding section 31 and the pressing section 32 to achieve the connection between the contact piece 3 and the ITO glass 2. The pressing section 32 is tilted upward from the outer edge of the ITO glass 2 so that the distance between the pressing section 32 and the top surface of the ITO glass 2 gradually decreases from one end to the other end until the other end abuts against the bottom surface of the ITO glass 2, thereby ensuring the conduction effect between the contact piece 3 and the ITO glass 2. After that, the extension section 33 is led out through the welding lead and electrically connected to the PCB board 8.
[0041] See also Figure 2 The outer edge of the ITO glass 2 is rounded to increase the explosion-proof performance of the ITO glass 2. In specific production, a conductive double-sided adhesive is first pasted on a designated position of the ITO glass 2, and then the contact sheet 3 is installed on the conductive double-sided adhesive.
[0042] Specifically, the contact piece 3 is made of stainless steel SUS304, and the hardness requirement is 1 / 2H HV400.
[0043] like Figure 3 As shown, a convex bulge 311 is further provided on the inner side of the bonding section 31, and the angle formed by the bending of the extension section 33 and the pressing section 32 is 130°. The convex bulge 311 contacts the top surface of the ITO glass 2, and an angle of 130° is formed between the extension section 33 and the pressing section 32, which ensures the conductive effect and does not affect the product function.
[0044] Example 2
[0045] like Figure 2 As shown, this embodiment provides a human body composition analyzer, including the ITO conductive structure provided in Example 1, and also including an electrode cover 4, the electrode cover 4 is arranged on the contact sheet 3; see Figure 5 The bottom of the electrode cover 4 cooperates with the extension section 33 to form a groove 41.
[0046] like Figure 4-6 As shown, it also includes an upper cover 1, and the ITO glass 2 is attached to the upper surface of the upper cover 1; the bottom of the electrode cover 4 is provided with a first through hole 42, and the upper cover 1 is provided with a second through hole to match the first through hole 41, and self-tapping screws are provided through the first through hole 42 and the second through hole 11. Fig. 9As shown, the upper cover 1 also includes a lower cover 5. The bottom of the upper cover 1 is provided with a hook 12. The hook 12 is Figure 5 As shown in the dotted line, the lower cover 5 and the upper cover 1 are assembled together by means of the hooks 12 .
[0047] like Figure 6 As shown, the bottom of the upper cover 1 is mounted with a buzzer 6 by means of a buckle. The buzzer 6 is first mounted by means of the buckle, and the two wires with reserved outlets are inserted into the wire slots, and finally directly welded to the PCB board 8. Such a structure not only prevents the buzzer 6 from falling off, but also facilitates the assembly of the product and improves the production efficiency.
[0048] like Figure 6-7 As shown, the bottom of the upper cover 1 is equipped with a pressure sensor 7 through a hook, and the pressure sensor 7 is assembled in the plastic foot pad 9 through a hook 91. When assembling, first assemble the four pressure sensors 7 with the plastic foot pad 9, fix them with two hooks 91, and then attach the non-slip foot pads 10 made of silicone to them, and finally install the semi-finished product directly on the upper cover 1 through the hook. This assembly method makes the product more accurate and easy to assemble. Figure 8 , Figure 8 The shaded area in (a) is the force-bearing area of the pressure sensor, and the center point of the force-bearing area is point B; Figure 8 The shaded area in (b) is the mounting support area of the pressure sensor for assembly, and the center point of the support area is point C; Figure 8 The shaded area in (c) is the chip area of the pressure sensor, the center point of the chip area is point D, and points B, C and D are on the same straight line.
[0049] In the specification of the present utility model, a lot of specific details are described. However, it is understood that the embodiments of the present utility model can be practiced without these specific details. In some examples, well-known methods, structures and techniques are not shown in detail so as not to obscure the understanding of this specification.
[0050] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.
Claims
1. An ITO conductive structure, characterized in that: include: ITO glass; A contact sheet is electrically connected to the ITO glass, the contact sheet comprises an integrally formed bonding section, a pressing section and an extension section, the bonding section is bonded to the top surface and outer edge of the ITO glass by conductive adhesive, one end of the pressing section extends inward from the outer edge of the ITO glass to the other end, the pressing section is inclined upward from one end to the other end and the other end of the pressing section is in contact with the ITO glass, and the extension section is formed by bending the pressing section downward.
2. The ITO conductive structure according to claim 1, characterized in that: The outer edge of the ITO glass is rounded.
3. The ITO conductive structure according to claim 2, characterized in that: A convex bump is also arranged on the inner side of the fitting section.
4. The ITO conductive structure according to claim 1, characterized in that: The included angle formed by the bending of the extension section and the pressing section is 130°.
5. A human body composition analyzer, characterized in that: The invention comprises the ITO conductive structure as claimed in any one of claims 1 to 4, and further comprises an electrode cover, wherein the electrode cover is arranged on top of the contact sheet, and a groove is formed at the bottom of the electrode cover in cooperation with the extension section.
6. The human body composition analyzer according to claim 5, characterized in that: It also includes an upper cover, the ITO glass is attached to the upper surface of the upper cover; a first through hole is opened at the bottom of the electrode cover, and a second through hole is arranged on the upper cover to match the first through hole, and screws are penetrated through the first through hole and the second through hole.
7. The human body composition analyzer according to claim 6, characterized in that: It also includes a lower cover, and a hook is provided at the bottom of the upper cover, and the lower cover and the upper cover are installed by matching the hook.
8. The human body composition analyzer according to claim 7, characterized in that: A pressure sensor is installed at the bottom of the upper cover through a hook.
9. The human body composition analyzer according to claim 8, characterized in that: The force-bearing area, the supporting area and the center of the wafer of the pressure sensor are all on the same straight line.
10. The human body composition analyzer according to claim 7, characterized in that: A buzzer is installed at the bottom of the upper cover through a hook.