Button switch assembly with electric quantity display

Abstract

The utility model provides a button switch assembly with electric quantity display, comprising a substrate, a button, a light guide module and a light shielding plate, the substrate is provided with a light touch switch and an indicating lamp group, the indicating lamp group comprises a plurality of first lamp beads which are successively arranged by taking the light touch switch as a circle center; the light guide module comprises a light guide ring, the lower end of the light guide ring is provided with conical light guide columns which are the same as the first lamp beads in number and correspond to the first lamp beads one to one, and the top face of the light guide ring serves as a light emitting face. The light shielding plate is in a circular ring shape and is coaxial with the light guide ring, the light shielding plate is installed on the light emitting face in an attached mode, the light shielding plate is provided with a plurality of light transmitting windows, and the light transmitting windows are sequentially arranged around the circle center. The button switch assembly with electric quantity display is compact in structure, small in installation space, high in light emitting uniformity and consistency, capable of annularly displaying electric quantity, good in display effect and visual effect, large in light emitting angle, easy to read and good in use experience.

Description

TECHNICAL FIELD

[0001] The utility model relates to a switch, especially a button switch assembly with electric quantity display. BACKGROUND

[0002] The existing lighting lamps, such as flashlights, often adopt button switches to supply power or control light mode. Some of the flashlights are also equipped with electric quantity display function to enable users to master the remaining use time of the battery.

[0003] The more high-grade flashlights use a display screen to display the electric quantity, which has high precision but high manufacturing cost. Some use multiple straight-line indicator lights to display the electric quantity, which has insufficient overall coordination and appearance, small display area, and is not easy to observe and read, and the use experience is not ideal. INVENTION CONTENTS

[0004] Technical problem to be solved

[0005] The utility model provides a button switch assembly with electric quantity display, which has compact structure, small installation space, low manufacturing cost, good coordination, large display area, easy detection, high appearance, and the like.

[0006] Technical scheme for solving the problem

[0007] The utility model provides a button switch assembly with electric quantity display, which has compact structure, small installation space, low manufacturing cost, good coordination, large display area, easy detection, high appearance, and the like.

[0008] The base plate 1 is provided with a touch switch 15 and an indicator light group, and the indicator light group comprises a plurality of first lamp beads 13 arranged in sequence with the touch switch 15 as the center.

[0009] The button is arranged directly above the touch switch 15 and can be pressed to trigger the touch switch 15.

[0010] The light guide module 2 is made of light guide material and is used for light guide, comprising a circular ring-shaped light guide ring 21 arranged above the base plate 1 and coaxial with the touch switch 15, the lower end of the light guide ring 21 is provided with a plurality of conical light guide columns 23 corresponding to the number of the first lamp beads 13, the lower bottom surface of the light guide column 23 serves as a light inlet surface 23a and faces the light emitting surface of the first lamp bead 13, and the top surface of the light guide ring 21 serves as a light outlet surface 21a.

[0011] The light shielding plate 3 is circular and coaxial with the light guide ring 21, the light shielding plate 3 is attached and mounted on the light outlet surface 21a, the light shielding plate 3 is provided with a plurality of light transmission windows 31 arranged in sequence around the center.

[0012] Further, the light-transmitting ring 6 is a circular ring coaxial with the light guide module 2, made of transparent material and attached to the upper surface of the light-shielding plate 3, and the upper end of the light-transmitting ring is provided with a chamfered corner and forms an inclined light-out surface.

[0013] Further, the inner wall of the light guide ring 21 extends upward and forms a ring-shaped limiting protrusion 22 which just accommodates the light-shielding plate 3, and the side wall of the ring-shaped limiting protrusion or the edge of the light-out surface is provided with a positioning protrusion 24, and the light-shielding plate 3 is provided with a positioning groove 32 which accommodates the positioning protrusion 24 and realizes radial positioning.

[0014] Further, the colors of the first lamp beads 13 are different.

[0015] Further, the light-shielding plate 3 is a black plastic plate.

[0016] Further, the light-out end of the light guide column 23 is located in the light-transmitting window 31.

[0017] Further, the light-out end of the light guide column 23 is located in the center of the light-transmitting window 31.

[0018] Further, the length of the light-transmitting window 31 decreases from the center to both sides.

[0019] Further, the side wall of the light guide column 23 is provided with a reflective layer.

[0020] Further, the button includes a button body 5 and a light guide block 4 made of light guide material and arranged at the lower end of the button body 5, the top surface of the light guide block 4 is provided with a cylindrical protrusion and forms a light-out part 43, and the top surface of the button body 5 is provided with a central hole 50 for accommodating the light-out part 43; the diameter of the bottom surface of the light guide block 4 is greater than that of the light touch switch 15 and has a light-in surface, the substrate 1 is provided with one or more second lamp beads 14, and the second lamp beads 14 are located directly below the light guide block 4.

[0021] Further, the colors of the first lamp beads 13 are red, dark yellow, light yellow, light green and dark green in sequence.

[0022] Further, the side wall of the light guide column 23 is inclined to the light-out surface 21a, and the included angle α between the side wall and the light-out surface 21a is greater than or equal to 65 degrees and less than or equal to 75 degrees.

[0023] Advantages

[0024] The utility model discloses a button switch subassembly with electric quantity display, first lamp pearl adopts circular ring shape arrangement setting, has stronger visual impact, can attract the attention of user, in the electric quantity indication aspect, this design makes the user more easily notice the change of electric quantity, thereby timely corresponding measure is taken, such as charging or replacement battery, compared with other shape arrangement mode, the lamp pearl of circular ring shape arrangement can accommodate more lamp pearl under the condition of occupying same area, this means that in the limited space, can show more electric quantity information, improve the precision and readability of electric quantity indication, the lamp pearl of circular ring shape arrangement design is flexible, can adapt to different size and shape electric quantity indication button, this design makes electric quantity indication button be widely used in various electronic equipment, satisfy the demand of different users, simultaneously, the lamp pearl of circular ring shape arrangement usually has symmetry and aesthetic sense, can promote the overall appearance of electronic equipment, in the user experience and product design of today, this beautiful design can increase the attraction of product undoubtedly, optimize the design to light guide module, its installation space is small, light guide efficiency is high, and light loss is small, make light can be evenly distributed, improve the definition and consistency of display effect, set up the taper light guide column of cone, can increase the light area, and the indication effect is more obvious, and the user is convenient in different angle observation, and the use effect is good, the upper end edge of the light -transmitting ring sets up the inclined light -emitting surface, and it can increase the light angle, improve the display effect and range, and the use experience is good, the utility model discloses a button switch subassembly with electric quantity display, compact structure, small installation space, and the luminous uniformity and consistency are high, can be annular and show electric quantity, and the display effect and visual effect are good, and the light angle is big, is easy to read, and the use experience is good. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is structure schematic diagram of button switch subassembly with electric quantity display of the utility model;

[0026] Figure 2 It is explosion structure schematic diagram of button switch subassembly with electric quantity display of the utility model;

[0027] Figure 3 It is sectional view of button switch subassembly with electric quantity display of the utility model;

[0028] Figure 4 It is structure schematic diagram of substrate of button switch subassembly with electric quantity display of the utility model;

[0029] Figure 5 It is structure schematic diagram of light guide block of button switch subassembly with electric quantity display of the utility model;

[0030] Figure 6 It is another angle structure schematic diagram of light guide block of button switch subassembly with electric quantity display of the utility model;

[0031] Figure 7This is a schematic diagram of the button body of the push-button switch assembly with power display according to this utility model;

[0032] Figure 8 This is a schematic diagram of the button body of the push-button switch assembly with power display according to this utility model from another angle.

[0033] Figure 9 This is a schematic diagram of the light guide module of the push-button switch assembly with power display according to this utility model;

[0034] Figure 10 This is a schematic diagram of the light guide module of the push-button switch assembly with power display according to this utility model from another angle.

[0035] Figure 11 This is a cross-sectional view of the light guide module of the push-button switch assembly with power display according to this utility model;

[0036] Figure 12 This is a schematic diagram of the structure of the light shield of the push-button switch assembly with power display according to this utility model;

[0037] Figure 13 This is a schematic diagram showing the usage status of the push-button switch assembly with power display according to this utility model. Detailed Implementation

[0038] The embodiments of this utility model will now be described in detail with reference to the accompanying drawings.

[0039] See Figures 1-13 This utility model provides a push-button switch assembly with power display, including a base plate 1, a button, a light guide module 2, and a light shield 3.

[0040] Substrate 1, namely PCB (Printed Circuit Board), is used to mount various electronic components. In this application, the electronic components include a first LED bead 13, a second LED bead 14, a tactile switch 15, and a control chip. It is also provided with a power interface. Specifically, it includes a first substrate 11 and a second substrate 12 vertically disposed at the lower end of the first substrate 11. The first substrate 11 and the second substrate 12 are electrically connected. The first LED bead 13, the second LED bead 14, and the tactile switch 15 are mounted on the first substrate 11, and the control chip and the power interface are mounted on the second substrate 12. This facilitates overall assembly and reduces installation space.

[0041] Specifically, the upper surface of the substrate 1 (first substrate) is provided with a touch switch 15 and a light indicator group, the light indicator group includes a plurality of first light beads, the plurality of first light beads are sequentially arranged with the touch switch 15 as the center, preferably, the distance between adjacent two first light beads is the same, the first light beads 13 are at least four, and the colors of the first light beads 13 are different, which are used for displaying different power and have different colors to improve the intuitiveness and aesthetics of power display. When the power is sufficient, all the first light beads 13 are bright; when the power decreases, the first light beads 13 are sequentially extinguished. In the embodiment, the colors of the first light beads 13 are red, dark yellow, light yellow, light green and dark green in turn, wherein the dark green is located at the sufficient power end, and the red is located at the insufficient power end. The colors between the dark green and the red are sequentially arranged to form a gradual transition, so that there is no abrupt feeling. The above colors can be increased or decreased according to different design and use requirements to form different color and precision display.

[0042] For example, taking five first light beads as an example, the power display range of each light bead is 20%, that is, when the five first light beads are bright, the power is 80%-100%, when four consecutive (adjacent) first light beads are bright, the power is 60%-79%, when three consecutive (adjacent) first light beads are bright, the power is 40%-59%, when two consecutive (adjacent) first light beads are bright, the power is 20%-39%, and when one first light bead is bright, the power is 0%-19%. Each first light bead can be sequentially brightened or extinguished along the circumferential direction with the increase or decrease of the power.

[0043] The button is arranged directly above the touch switch 15 and can be pressed down to trigger the touch switch 15, thereby realizing the opening, closing or adjustment of the lighting tool such as a flashlight.

[0044] The light guide module 2 is made of light guide material for guiding light, which comprises a light guide ring 21 in the shape of a circular ring, which is arranged above the substrate 1 and coaxially arranged with the light touch switch 15, and has a certain gap between the lower end and the upper surface of the substrate, and a light guide column 23 is arranged at the lower end of the light guide ring 21, which is the same as the number of the first lamp beads 13 and corresponds one by one, that is, one light guide column 23 corresponds to one first lamp bead 13, and the lower bottom surface of the light guide column 23 serves as a light inlet surface 23a, which faces the light emitting surface of the first lamp bead 13, that is, the first lamp bead 13 is installed directly below the light inlet surface 23a of the corresponding light guide column 23, and the light emitted by the first lamp bead 13 can enter the light guide column; in order to reduce light loss, a recess can be formed on the light guide surface 23a, and the first lamp bead 13 is located in the recess during installation, so that the light emitted by the first lamp bead 13 enters the light guide column 23, the light utilization rate is high, and the loss is small; at the same time, in order to further improve the light utilization rate and light guide rate, and avoid interference between adjacent light guide columns, a reflecting layer is arranged on the side wall of the light guide column 23, which can make the light reflect multiple times in the light guide column, avoid light escaping and causing brightness reduction and light interference to adjacent light guide columns; the top surface of the light guide ring 21 serves as a light outlet surface 21a, that is, a light emitting surface, and in the present application, the light guide module 2 is made of acrylic light guide material or TPU new light guide material, which has good light guide property.

[0045] The light shielding plate 3 is in the shape of a circular ring and coaxial with the light guide ring 21, and is attached and installed on the light outlet surface 21a, and a light transmission window 31 is formed on the light shielding plate 3, which is a plurality of windows arranged in sequence around the center to form a fan ring structure, and the light transmission window is used for light transmission to form an electric quantity indication; in the embodiment, the light shielding plate 3 is a black plastic plate, which has low cost and good light shielding property; the length of the light transmission window 31 gradually decreases from the center to both sides, forming a gradual change effect, so that the electric quantity indication is more coordinated and beautiful, see Figure 12 ; in the embodiment, the distance between two adjacent light transmission windows 31 is equal and is 0.5mm-1mm, which ensures uniform distribution of light and improves visual comfort; at the same time, the central angle between the light transmission windows at both ends and the center is greater than 180 degrees and less than or equal to 300 degrees, that is, a fan ring area of 180 degrees-300 degrees is formed, which is used for displaying the electric quantity, so that the electric quantity indication area is obvious and easy to observe, and the use effect and experience are good.

[0046] In order to realize fast and accurate installation, in the present application, the inner wall of the light guide ring 21 extends upward to form a circular ring-shaped limiting protrusion 22, which is just capable of clamping the center hole of the light shielding plate 3 to realize fast centering, and a positioning protrusion 24 is arranged on the side wall of the limiting protrusion or the edge of the light outlet surface, and a positioning groove 32 is correspondingly arranged on the light shielding plate 3, which is capable of clamping the positioning protrusion 24 to realize radial positioning between the two.

[0047] In order to improve the display effect, especially the display effect of the edge part of each first lamp bead, in the application, the edge of the light-emitting end of the light guide column 23 is located in the light transmission window 31, preferably, the edge of the light-emitting end of the light guide column 23 is close to the center position of the light transmission window 31, refer to Figure 11 The edge is the intersection between the extension line of the left and right side walls of the light guide column and the light-emitting surface, which can improve the natural transition effect and has good display effect without abrupt feeling.

[0048] In the application, the left and right side walls of the light guide column 23 are inclined surfaces, forming a tapered (triangular) structure with a large upper end and a small lower end, that is, the left and right side walls of the light guide column 23 are inclined to the light-emitting surface 21a, and in the embodiment, the included angle α between the left and right side walls of the light guide column 23 and the light-emitting surface 21a is greater than or equal to 65 degrees and less than or equal to 75 degrees, which can effectively guide and diffuse the light emitted by the first lamp bead 13 below to the light-emitting surface 21a, thereby increasing the display area.

[0049] In the application, the light transmission ring 6 is also included, which is a circular ring coaxially arranged with the light guide module 2. The light transmission ring 6 is made of transparent material, such as transparent plastic or organic glass, etc. The light transmission ring is attached and installed on the upper surface of the light shielding plate 3 to realize light emission and protection of the light shielding plate. At the same time, it reduces the axial height of the light guide module, reduces the installation space, improves the installation stability and reliability; in the embodiment, the upper end edge of the light transmission ring, that is, the inner or outer side wall of the top surface of the light transmission ring is provided with a chamfer, forming an inclined light-emitting surface, which can increase the light-emitting angle range and improve the display range and effect.

[0050] The button is located at the center position of the light guide module and coaxial with the light guide module. Specifically, the button includes a button body 5 and a light guide block 4 arranged at the lower end of the button body 5. The light guide block 4 is cylindrical and also made of light guide material, such as acrylic light guide material or TPU new light guide material. A cylindrical protrusion is arranged at the center of the top surface of the light guide block 4, which forms a light-emitting part 43 in the embodiment. At the same time, a central hole 50 is formed in the top surface of the button body 5, which is used to accommodate the light-emitting part 43, so that the center of the button body 5 can emit light to display the button state information. The diameter of the bottom surface of the light guide block 4 is greater than the diameter of the tactile switch 15, so it has a light inlet surface. One or more second lamp beads 14 are arranged on the substrate 1, which are located directly below the light guide block 4, so that the emitted light can enter the light-emitting part 43. In order to improve the display effect, such as displaying different states, the second lamp beads are multiple and have different colors. At most one lamp is lit each time to represent different operation states of the flashlight. In the embodiment, an annular groove 40 is coaxially arranged on the bottom surface of the light guide block 4, so that a cylindrical body 44 is formed at the center thereof, which is used to contact the tactile switch as a triggering part. The annular groove 40 can increase the light inlet area and improve the light guide rate and display effect.

[0051] Meanwhile, a cylindrical shell 9 is provided, both ends of the shell are provided with internal threads, the button assembly is integrally installed in the shell 9, the axis is perpendicular and intersects the axis of the shell 9, and the button and the light-transmitting ring are exposed, and a circular annular pressing ring 7 is also provided, which can press the annular protrusion of the outer wall of the light-transmitting ring to fix the button assembly, thereby forming a button assembly that can be installed in a hand-held or other electric appliance.

[0052] The button switch assembly with electric quantity display has the first lamp beads arranged in a circular ring shape, has stronger visual impact, can attract the attention of users, in the aspect of electric quantity indication, the design makes users more easily notice the change of electric quantity, so that corresponding measures such as charging or replacing a battery can be taken in time, compared with other arrangement modes of shapes, the lamp beads arranged in a circular ring shape can accommodate more lamp beads in the case of occupying the same area, which means that more electric quantity information can be displayed in limited space, and the accuracy and readability of electric quantity indication are improved, the lamp beads arranged in a circular ring shape are designed flexibly, can adapt to electric quantity indication buttons of different sizes and shapes, the design makes the electric quantity indication buttons be able to be widely applied to various electronic devices and meet the needs of different users, meanwhile, the lamp beads arranged in a circular ring shape usually have symmetry and beauty, can improve the overall appearance of the electronic device, in today's era of paying attention to user experience and product design, the beautiful design can undoubtedly increase the attraction of products, the light guide module is designed and optimized, has small installation space, high light guide efficiency and small light loss, so that light can be uniformly distributed, and the definition and consistency of display effect are improved, the light guide column is arranged in a conical shape, can increase the light emitting area, the indication effect is more obvious, and it is convenient for users to observe at different angles and has good use effect, the upper end edge of the light-transmitting ring is provided with an inclined light emitting surface, the light emitting angle is increased, the display effect and range are improved, and the use experience is good.

[0053] In summary, the lamp beads of the electric quantity indication button arranged in a circular ring shape have various advantages, including providing uniform light distribution, enhancing visual effect, saving space, being highly adaptable and improving beauty, etc. These advantages make the circular ring arrangement become a preferred scheme in the design of the electric quantity indication button. In addition, the lamp beads arranged in a circular ring shape can effectively reduce energy consumption and prolong battery life,

[0054] The above is only the preferred embodiment of the utility model, it should be pointed out that, for ordinary skilled person in the art, on the premise of not departing from the technical principle of the utility model, can make a number of improvements and refinements, these improvements and refinements also should be considered as the protection scope of the utility model.

Claims

1. A button switch assembly with electric charge display, characterized by, include: A substrate, wherein a tactile switch and an indicator light group are provided on the substrate, and the indicator light group includes a plurality of first LED beads arranged sequentially with the tactile switch as the center; A button is positioned directly above the tactile switch and can be pressed down to trigger the tactile switch; The light guide module, made of light guide material, is used for guiding light. It includes an annular light guide ring disposed above the substrate and coaxial with the tactile switch. The lower end of the light guide ring is provided with a tapered light guide column that is the same number as the first LED beads and corresponds one-to-one. The bottom surface of the light guide column serves as the light incident surface and faces the light emitting surface of the first LED beads. The top surface of the light guide ring serves as the light emitting surface. The light-shielding plate is circular and coaxial with the light guide ring. The light-shielding plate is attached to the light-emitting surface. The light-shielding plate has multiple light-transmitting windows arranged sequentially around the center.

2. The button switch assembly with electric charge display according to claim 1, wherein: It also includes a light-transmitting ring, which is circular and coaxial with the light guide module. It is made of transparent material and is attached to the upper surface of the light shield. The upper edge of the light-transmitting ring is chamfered and forms an inclined light-emitting surface.

3. The button switch assembly with electric charge display according to claim 1, wherein: The inner wall of the light guide ring extends upward and forms an annular limiting protrusion that just accommodates the light shield. The side wall of the annular limiting protrusion or the edge of the light-emitting surface is provided with a positioning protrusion. The light shield is provided with a positioning groove that accommodates the positioning protrusion and achieves radial positioning.

4. The button switch assembly with electric charge display according to claim 1, wherein: Each of the first LED beads has a different color.

5. The button switch assembly with electric charge display according to claim 1, wherein: The light-shielding plate is a black plastic plate.

6. The button switch assembly with electric charge display according to claim 1, wherein: The light-emitting end edge of the light guide column is located within the light-transmitting window.

7. The button switch assembly with electric charge display according to claim 6, wherein: The light-emitting end edge of the light guide column is located near the center of the light-transmitting window.

8. The button switch assembly with electric charge display according to claim 1, wherein: The length of the light-transmitting window decreases sequentially from the center to both sides.

9. The button switch assembly with electric charge display according to claim 1, wherein: The sidewall of the light guide column is provided with a reflective layer.

10. The button switch assembly with electric charge display according to claim 1, wherein: The button includes a button body and a light guide block made of light guide material disposed at the lower end of the button body. The top surface of the light guide block has a cylindrical protrusion forming a light-emitting part. The top surface of the button body has a central hole for accommodating the light-emitting part. The bottom diameter of the light guide block is larger than the diameter of the tactile switch and has a light-inlet surface. One or more second LED beads are disposed on the substrate, and the second LED beads are located directly below the light guide block.

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