CN211551544U

CN211551544U - Touch circuit board and lamp using same

Info

Publication number: CN211551544U
Application number: CN202020087296.6U
Authority: CN
Inventors: 吴嘉毅; 赵永军
Original assignee: Zhongshan Mingyi Smart Home Technology Co ltd
Current assignee: Zhongshan Mingyi Smart Home Technology Co ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-09-22
Anticipated expiration: 2030-01-15

Abstract

The utility model discloses a touch circuit board and use its lamps and lanterns, include: a substrate; the touch control chip is arranged on the substrate and provided with a plurality of detection terminal pins and at least one control terminal pin, and the touch control chip can be electrically connected with an external controlled component; the touch slide bar comprises at least three capacitive sensing discs distributed along a straight line, and the capacitive sensing discs are electrically connected with the detection terminal pins in a one-to-one correspondence manner; the LED indicating lamp is arranged on the substrate, and the control terminal pin is electrically connected with the LED indicating lamp. The detection end pin of the touch chip is connected with the capacitive sensing discs of the touch sliding strip in a one-to-one correspondence mode, so that one end pin only corresponds to one capacitive sensing disc, detection precision can be improved, interference is avoided, reliability is improved, meanwhile, the touch sliding strip and the LED indicating lamp can be integrated on the same substrate, the structure is simplified, and production cost is reduced.

Description

Touch circuit board and lamp using same

Technical Field

The utility model relates to a control circuit board field, in particular to touch circuit board and use its lamps and lanterns.

Background

With the development of the technology, the defects of poor contact, damage and the like can occur after the traditional mechanical key is used for a long time, and the capacitive touch key has the advantages of no abrasion, reliable structure, long service life and the like, so that the traditional mechanical key is gradually replaced by the capacitive touch key.

In the prior art, a plurality of circuit boards are generally used to avoid interference due to the use of the slide-strip-shaped touch keys, the slide-strip-shaped touch keys are arranged on one circuit board, the LED indicator light is arranged on the other circuit board, the two circuit boards are required to be connected and fixed during assembly, the structure is complex, and the production cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a touch circuit board, touch circuit will touch draw runner and LED pilot lamp integration on a base plate, simplify the structure. The utility model discloses still provide the lamps and lanterns of using above-mentioned touch circuit board, its simple structure, convenient equipment.

According to the utility model discloses a touch circuit board of first aspect embodiment, include: a substrate; the touch control chip is arranged on the substrate and provided with a plurality of detection terminal pins and at least one control terminal pin, and the touch control chip can be electrically connected with an external controlled component; the touch slide bar comprises at least three capacitive sensing discs distributed along a straight line, and the capacitive sensing discs are electrically connected with the detection terminal pins in a one-to-one correspondence manner; the LED indicating lamp is arranged on the substrate, and the control terminal pin is electrically connected with the LED indicating lamp.

According to some embodiments of the utility model, still include at least one touch button, set up on the base plate, the touch button with touch chip electric connection.

According to the utility model discloses a some embodiments, the touch draw runner sets up the front of base plate, the LED pilot lamp sets up the back of base plate, the base plate is provided with logical unthreaded hole, the light emitting area orientation of LED pilot lamp leads to the unthreaded hole.

According to the utility model discloses a some embodiments, the LED pilot lamp has two at least, it is long banding to lead to the unthreaded hole, the LED pilot lamp is followed long banding logical unthreaded hole distributes.

According to some embodiments of the invention, the touch slider is arranged along the elongated clear aperture.

According to some embodiments of the utility model, the LED pilot lamp and capacitanc response dish is followed rectangular form logical unthreaded hole evenly distributed.

According to the utility model discloses a some embodiments, the quantity of LED pilot lamp with the quantity of capacitanc response dish is the same, the LED pilot lamp with the positive and negative setting that corresponds of the relative base plate of capacitanc response dish.

According to the utility model discloses a lamps and lanterns of second aspect embodiment, including foretell touch-sensitive circuit board, still include casing, light modulation unit and light source spare, the casing is provided with and holds the chamber, touch-sensitive circuit board and light modulation unit sets up hold the intracavity, light source spare sets up on the casing, the touch-control chip with light modulation unit electric connection, light modulation unit with light source spare electric connection.

According to some embodiments of the utility model, the casing still includes the screw including fixed upper cover and fixed lower cover, fixed upper cover is provided with reference column and screw hole, be provided with on the base plate with the locating hole that the reference column matches, fixed lower cover is provided with the fixed orifices, the screw passes the fixed orifices with screw hole threaded connection.

According to some embodiments of the present invention, the fixed upper cover is provided with a groove portion corresponding to the touch slider.

According to the utility model discloses touch circuit board has following beneficial effect at least: the detection end pin of the touch chip is connected with the capacitive sensing discs of the touch sliding strip in a one-to-one correspondence mode, so that one end pin only corresponds to one capacitive sensing disc, detection precision can be improved, interference is avoided, reliability is improved, meanwhile, the touch sliding strip and the LED indicating lamp can be integrated on the same substrate, the structure is simplified, and production cost is reduced.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an exploded perspective view of one embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an exploded perspective view of one embodiment of the present invention in another orientation;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

fig. 5 is a circuit diagram of a touch chip according to one embodiment of the present invention;

fig. 6 is a circuit diagram of a touch slider and a touch button according to an embodiment of the present invention;

fig. 7 is a circuit diagram of an LED indicator light according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

As shown in fig. 1 to 4, a touch circuit board according to an embodiment of the present invention includes: a substrate 100; the touch control chip 200 is disposed on the substrate 100, the touch control chip 200 is provided with a plurality of detection pins 210 and at least one control pin 220, and the touch control chip 200 can be electrically connected to an external controlled component; the touch slider 300 comprises at least three capacitive sensing discs 310 distributed along a straight line, wherein the capacitive sensing discs 310 are electrically connected with the detection terminal pins 210 in a one-to-one correspondence manner; at least one LED indicator 400 is disposed on the substrate 100, and the control terminal pin 220 is electrically connected to the LED indicator 400.

The detection terminal pins 210 of the touch chip 200 are connected with the capacitive sensing discs 310 of the touch slider 300 in a one-to-one correspondence manner, so that one terminal pin only corresponds to one capacitive sensing disc 310, the detection precision can be improved, the interference can be avoided, the reliability can be improved, the touch slider 300 and the LED indicator lamp 400 can be integrated on the same substrate 100, the structure is simplified, and the production cost is reduced.

Referring to fig. 5 and 6, in operation, when a user's finger or other parts are close to the touch slider 300 to perform operations such as sliding, the electric quantity of the capacitive sensing plate 310 changes and the voltage also changes, i.e., a sensing signal is generated and transmitted to the detection terminal pin 210, the capacitive sensing plate 310 is distributed along a straight line, and when the finger slides, the capacitive sensing plate 310 corresponding to the finger generates a sensing signal, so that the operation of sliding the finger can be recognized through the sequence of generating the sensing signal by the different capacitive sensing plates 310, and meanwhile, because the capacitive sensing plates 310 correspond to the detection terminal pins 210 one to one, the mutual interference between the capacitive sensing plates 310 can be avoided. After receiving the sensing signals of the different capacitive sensing pads 310, the touch chip 200 generates corresponding control signals according to the sensing signals and transmits the control signals to the external controlled component, and meanwhile, the touch chip 200 sends the control signals to the LED indicator 400 through the control terminal pin 220 to control the LED indicator 400 to be turned on or off, so as to remind a user whether the touch operation is successful. The external controlled component can be common electrical products such as lamps, induction cookers, air conditioners and the like.

Referring to fig. 7, the LED indicator lamps 400 may be connected in an array manner, so that the touch chip 200 can control more LED indicator lamps 400 with fewer control pins 220. The control pins 220 control the two LED indicating lamps 400 through different level states, and theoretically, the N control pins 200 can control the 2^ N LED indicating lamps 400.

Referring to fig. 1, in some embodiments of the present invention, the touch panel further includes at least one touch key 500 disposed on the substrate 100, wherein the touch key 500 is electrically connected to the touch chip 200.

Through being provided with touch button 500, let the user except using the operation mode of touch draw runner 300 to control, can also control through the mode of pressing, realize more operation commands, improve the convenience of using.

Referring to fig. 1 to 4, in some embodiments of the present invention, the touch slider 300 is disposed on the front surface of the substrate 100, the LED indicator 400 is disposed on the back surface of the substrate 100, the substrate 100 is provided with the light through hole 110, and the light emitting surface of the LED indicator 400 faces the light through hole 110.

The touch slider 300 is arranged on the front surface of the substrate 100, and the LED indicator 400 is arranged on the back surface of the substrate 100, so that the area space of the substrate 100 can be effectively utilized, the whole area of the substrate 100 can be reduced, and the production cost can be reduced. Touch slide 300 sets up can be closer to user's finger in the front, is favorable to improving the response degree of accuracy, and LED pilot lamp 400 passes through light emitting area towards logical unthreaded hole 110, and the light can shine the front through logical unthreaded hole 110 during luminous. The LED indicator light 400 may be a surface mount type LED chip with a back surface emitting light, or may be a reverse welding implementation of a common surface mount type LED chip.

Referring to fig. 3 and 4, in some embodiments of the present invention, there are at least two LED indicators 400, the light passing hole 110 is elongated, and the LED indicators 400 are distributed along the elongated light passing hole 110.

Under the condition of a plurality of pilot lamps, make logical unthreaded hole 110 be rectangular form and LED pilot lamp 400 arranges along this rectangular form logical unthreaded hole 110, need not to punch alone to not having a LED pilot lamp 400, convenient production operation can make simultaneously between two adjacent LED pilot lamps 400 compacter, is favorable to reducing base plate 100 area, reduction in production cost.

Referring to fig. 1 and 2, in some embodiments of the present invention, touch slide 300 is disposed along elongated clear aperture 110, which is advantageous for making the overall structure more compact. The capacitive sensing pads 310 of the touch slide 300 may be disposed on both sides of the light-passing hole 110, or may be disposed on one side of the light-passing hole 110.

Referring to fig. 1 to 4, in some embodiments of the present invention, the LED indicator 400 and the capacitive sensing plate 310 are uniformly distributed along the long strip-shaped light-passing hole 110, so that the user can adjust the sliding easily and accurately, the use is more convenient, the LED indicator 400 is more uniform in display, and the clear indication is facilitated.

Referring to fig. 1 to 4, in some embodiments of the present invention, the number of the LED indicator lamps 400 is the same as the number of the capacitive sensing pads 310, and the LED indicator lamps 400 and the capacitive sensing pads 310 are disposed in a forward-backward correspondence with respect to the substrate 100.

Through the positive and negative setting that corresponds of pilot lamp and capacitanc response dish 310, can realize that the user slides when corresponding capacitanc response dish 310, it is luminous to correspond LED pilot lamp 400, is favorable to letting the user obtain the operation feedback of sliding touch more clearly, improves and uses experience.

As shown in fig. 1 and fig. 3, the utility model discloses the lamps and lanterns that provide in fact, including the touch circuit board in the above-mentioned embodiment, still include the casing, adjust luminance unit and light source spare, the casing is provided with holds the chamber, and touch circuit board and adjust luminance the unit setting and holding the intracavity, and light source spare sets up on the casing, touch chip 200 and the unit electric connection of adjusting luminance, adjust luminance unit and light source spare electric connection.

The user can slide operation on the casing position that touch slide 300 corresponds, touch slide 300 produces the sensing signal and transmits to touch-control chip 200 after through detecting terminal pin 210, touch-control chip 200 produces control signal transmission to the unit of adjusting luminance according to the sensing signal, the unit of adjusting luminance according to control signal regulation light source spare of adjusting luminance, can conveniently use the luminance of adjusting lamps and lanterns with this mode, and the mode through touch control need not mechanical button, be favorable to increase of service life.

Referring to fig. 1 and 3, in some embodiments of the present invention, the housing includes a fixing upper cover 600 and a fixing lower cover 700, and further includes a screw, the fixing upper cover 600 is provided with a positioning column 610 and a threaded hole 620, the base plate 100 is provided with a positioning hole 120 matching with the positioning column 610, the fixing lower cover 700 is provided with a fixing hole 710, and the screw passes through the fixing hole 710 and is in threaded connection with the threaded hole 620.

Through reference column 610 passing locating hole 120, with base plate 100 location on fixed upper cover 600, then the screw thread spare is connected fixed lower cover 700 and fixed upper cover 600 and is formed the appearance chamber, fixes through threaded connection's mode, conveniently assembles the dismantlement, is favorable to production and processing and subsequent inspection and repair. The bottom cover 700 is pressed against the substrate 100 to limit the substrate 100 from separating from the positioning posts 610, and the substrate 100 may be provided with an abutting member 130, and the abutting member 130 abuts against the bottom cover 700 to protect the components on the substrate 100 from contacting the bottom cover 700.

Referring to fig. 1, in some embodiments of the present invention, the fixing cover 600 is provided with a groove 630 corresponding to the touch slider 300, so that the user can quickly know the position of the sliding touch operation, which is beneficial to improving the accuracy of the sliding touch operation.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. A touch circuit board, comprising:

a substrate (100);

the touch control chip (200) is arranged on the substrate (100), the touch control chip (200) is provided with a plurality of detection terminal pins (210) and at least one control terminal pin (220), and the touch control chip (200) can be electrically connected with an external controlled component;

the touch slide bar (300) comprises at least three capacitive sensing discs (310) distributed along a straight line, and the capacitive sensing discs (310) are electrically connected with the detection terminal pins (210) in a one-to-one correspondence manner;

the LED indicating lamp (400) is arranged on the substrate (100), and the control terminal pin (220) is electrically connected with the LED indicating lamp (400).

2. The touch circuit board of claim 1, wherein: the touch screen display panel further comprises at least one touch key (500) arranged on the substrate (100), and the touch key (500) is electrically connected with the touch chip (200).

3. The touch circuit board of claim 1, wherein: the touch slider (300) is arranged on the front face of the substrate (100), the LED indicator lamp (400) is arranged on the back face of the substrate (100), the substrate (100) is provided with a light through hole (110), and the light emitting face of the LED indicator lamp (400) faces towards the light through hole (110).

4. The touch circuit board of claim 3, wherein: the LED indicating lamps (400) are at least two, the light through holes (110) are long in strip shape, and the LED indicating lamps (400) are distributed along the long strip light through holes (110).

5. The touch circuit board of claim 4, wherein: the touch slider (300) is arranged along the strip-shaped light through hole (110).

6. The touch circuit board of claim 5, wherein: the LED indicator lamps (400) and the capacitive sensing disc (310) are uniformly distributed along the strip-shaped light through holes (110).

7. The touch circuit board of claim 6, wherein: the number of the LED indicating lamps (400) is the same as that of the capacitive sensing discs (310), and the LED indicating lamps (400) and the capacitive sensing discs (310) are arranged in a positive and negative corresponding mode relative to the substrate (100).

8. Lamps and lanterns, its characterized in that: the touch circuit board comprises a shell, a dimming unit and a light source piece, wherein the shell is provided with a containing cavity, the touch circuit board and the dimming unit are arranged in the containing cavity, the light source piece is arranged on the shell, the touch chip (200) is electrically connected with the dimming unit, and the dimming unit is electrically connected with the light source piece.

9. The luminaire of claim 8, wherein: the casing is including fixed upper cover (600) and fixed lower cover (700), still includes the screw thread spare, fixed upper cover (600) are provided with reference column (610) and screw hole (620), be provided with on base plate (100) with locating hole (120) that reference column (610) match, fixed lower cover (700) are provided with fixed orifices (710), the screw thread spare passes fixed orifices (710) with screw hole (620) threaded connection.

10. The luminaire of claim 9, wherein: a groove portion (630) corresponding to the touch slider (300) is provided on the fixed upper cover (600).