CN114383064A

CN114383064A - Shell assembly, display device and flashlight

Info

Publication number: CN114383064A
Application number: CN202210100198.5A
Authority: CN
Inventors: 丁柏平; 杨锋; 黄阳彪; 宋林静; 王进韬; 殷佩璇; 贾自燕; 田敏
Original assignee: Shenzhen Zhongfuneng Electric Equipment Co Ltd
Current assignee: Shenzhen Zhongfuneng Electric Equipment Co Ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-04-22

Abstract

The application relates to the technical field of lighting equipment, and discloses an outer shell assembly, a display device and a flashlight. The shell has a set thickness so as to be provided with the light guide part, and the shell surrounds a hollow structure, so that the inside of the shell can be used for accommodating other devices. The light guide part is provided with a light inlet surface and a light outlet surface, the light guide part penetrates through the shell, the light inlet surface faces the inside of the shell, and the light outlet surface is exposed out of the shell. Because the light guide part is arranged on the shell, when the shell is impacted, the light guide part vibrates along with the shell, so that the light guide part can be prevented from deviating relative to the shell, and the problem of light leakage is effectively solved. A display device and a flashlight having the housing assembly described above also provide the advantages described above.

Description

Shell assembly, display device and flashlight

Technical Field

The application relates to the technical field of lighting equipment, in particular to a shell assembly, a display device and a flashlight.

Background

The flashlight is a lighting device widely used in modern society, is suitable for various occasions due to the characteristics of small size and portability, and in the related technology, the flashlight is provided with a function indicating lamp, and leads the light of the indicating lamp to the outside of the flashlight body through a light guide column, and the different working states of the flashlight are fed back visually through different display modes of the indicating lamp.

Disclosure of Invention

The present application is directed to solving at least one of the problems in the prior art. Therefore, the application provides an outer subassembly, can effectively solve the problem of pilot lamp light leak.

The application also provides a display device with the shell assembly.

The application also provides a flashlight with the display device.

An enclosure assembly according to an embodiment of the first aspect of the application, comprising:

the shell is provided with a set thickness, and the shell surrounds a hollow structure;

the light guide piece is arranged at a set position of the shell and provided with a light inlet surface and a light outlet surface, the light guide piece penetrates through the shell, the light inlet surface faces the inside of the shell, and the light outlet surface is exposed out of the shell; the light guide part is formed on the shell through an integral forming process, or the light guide part and the shell are arranged on the shell in an assembling mode.

The housing assembly of the embodiment of the first aspect of the present application has at least the following beneficial effects: the light guide piece is arranged on the shell and penetrates through the shell, and when the light guide piece is assembled, the light emitted by the indicating lamp can be transmitted to the outer wall of the shell so as to be visually identified only by corresponding to the indicating lamp in the shell; because the light guide part is arranged on the shell, when the shell is impacted, the light guide part vibrates along with the shell, so that the light guide part can be prevented from deviating relative to the shell, and the problem of light leakage is effectively solved.

According to some embodiments of the application, the light guide member is formed on the shell through an integrated forming process, a first limiting portion is arranged on the light guide member, the first limiting portion is embedded in the shell, and the first limiting portion is used for abutting against the shell.

According to some embodiments of this application, leaded light spare is the column structure, go into the plain noodles with it is located respectively to go out the plain noodles the both ends face of leaded light spare, first spacing portion includes: the first boss with the set height is protruded along the radial direction from the outer wall of the light guide part, and/or the groove with the set depth is recessed from the outer wall of the light guide part.

According to some embodiments of the present application, the housing assembly includes a connector and a plurality of the light guide members connected to the connector respectively and formed as one body.

According to some embodiments of the application, leaded light spare with the casing through the mode of assembly set up in the casing, the casing set for the position and be provided with the through-hole, the through-hole intercommunication inside and the outside of casing, leaded light spare wears to locate in the through-hole and through-hole department connect in the casing.

According to some embodiments of the application, the light guide is provided with a second boss relative to the near end of the light-emitting surface, the inner wall of the through hole is provided with a third boss relative to the near end of the inner wall of the shell, and the second boss and the third boss are mutually abutted.

According to some embodiments of the present application, a sealing portion is further disposed between the light guide member and the inner wall of the through hole, the sealing portion is disposed on the light guide member, or the sealing portion is disposed on the inner wall of the through hole, and the sealing portion is extruded between the outer wall of the light guide member and the inner wall of the through hole.

According to some embodiments of the present application, the light exit surface of the light guide is flush with an outer surface of the housing.

An embodiment of a second aspect of the present application provides a display device, including:

the housing assembly of the embodiment of the first aspect described above;

the control circuit board is arranged inside the shell;

and the indicating lamp is controlled by the control circuit board, the indicating lamp is arranged in the shell, the light emitting side of the indicating lamp faces the inner wall of the set position of the shell, the light incident surface of the light guide piece corresponds to the indicating lamp and is used for transmitting the light of the indicating lamp to the light emitting surface.

The display device of the embodiment of the second aspect of the present application has at least the following beneficial effects: the pilot lamp is controlled by control circuit board, and the leaded light spare can be with the light conduction that the pilot lamp sent to the outer wall of casing, is convenient for from the outside display state of visual discernment pilot lamp of casing from this, because leaded light spare sets up on the casing, and when the casing received the striking, leaded light spare along with the casing vibrations, can avoid the relative casing of leaded light spare position to take place the skew to effectively solve the light leak problem.

According to some embodiments of the application, display device includes a plurality of the pilot lamp, still includes the spotlight piece, shell subassembly includes a plurality ofly the leaded light piece, spotlight piece cover is located the outside of pilot lamp, and be connected to control circuit board, the inside of spotlight piece is corresponding to each the pilot lamp is provided with mutually independent spotlight hole respectively, each the pilot lamp is located respectively in the spotlight hole, each leaded light piece the income plain noodles one-to-one in the spotlight hole.

Embodiments of a third aspect of the present application provide a flashlight, comprising:

the display device of the embodiment of the second aspect described above;

the tail cover is covered at one end of the shell and connected to the shell, and the control circuit board is connected to the tail cover;

the power supply device is arranged in the shell and is in communication connection with the control circuit board, and the indicator light is used for displaying the electric quantity of the power supply device according to a set rule;

and the lamp cap component is connected to the other end of the shell and comprises a light source module, and the light source module is electrically connected to the power supply device.

The flashlight of the embodiment of the third aspect of the application has at least the following advantages: the indicating lamp is controlled by the control circuit board, can be used to show power supply unit's electric quantity according to setting for the law, and the leaded light spare can be with the light conduction that the indicating lamp sent to the outer wall of casing, is convenient for from the outside visual discernment electric quantity state of casing, because the leaded light spare sets up on the casing, when the casing received the striking, the leaded light spare along with the casing vibrations, can avoid the relative casing's of leaded light spare position to take place the skew to effectively solve the light leak problem, optimize the display effect.

Additional aspects and advantages of the present application 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 present application.

Drawings

The present application is further described with reference to the following figures and examples, in which:

FIG. 1 is a schematic structural view of a flashlight of one embodiment of the present application;

FIG. 2 is a schematic cross-sectional view taken along A-A of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the housing assembly of FIG. 2;

FIG. 4 is a partially enlarged schematic view of the display device of FIG. 2;

FIG. 5 is a schematic partial enlarged view of a display device according to another embodiment;

FIG. 6 is a schematic partial enlarged view of a display device according to another embodiment;

FIG. 7 is a schematic diagram of a display device according to another embodiment;

FIG. 8 is a schematic partial enlarged view of a display device according to another embodiment;

FIG. 9 is an exploded view of a light guide and a housing of a display device according to an embodiment;

FIG. 10 is an exploded view of a light guide and a housing of a display device according to another embodiment;

fig. 11 is a schematic structural diagram of a display device according to another embodiment of the present application;

FIG. 12 is an exploded view of a portion of FIG. 11;

FIG. 13 is a schematic cross-sectional view of the location of the light guide of the embodiment shown in FIG. 11;

FIG. 14 is a partial cross-sectional schematic view of the tail cap position in the embodiment of FIG. 2.

Reference numerals:

a housing assembly 100;

the shell 110, a boss 111, a through hole 112, a third boss 113, a first hole 114, a second hole 115;

the light guide member 120, the light incident surface 121, the light emitting surface 122, the groove 123, the first boss 124, the second boss 125, the first section 126, the second section 127, the sealing portion 130, and the connecting member 140;

the lamp comprises a control circuit board 200, a fixing hole 210, an indicator light 300, a power supply device 400, a tail cover 500, a clamping groove 510, a buckle 520, a lamp cap assembly 600, a light-gathering piece 700 and a light-gathering hole 710.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar 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 application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the positional descriptions, such as the directions of up, down, front, rear, left, right, etc., referred to herein are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present application.

In the description of the present application, several means are one or more, and the above, below, within and the like are understood to include the present numbers. The description to first, second, etc. is only for the purpose of distinguishing technical features, and should not be interpreted as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present application, unless otherwise expressly limited, terms such as set, mounted, connected and the like should be construed broadly, and those skilled in the art can reasonably determine the specific meaning of the terms in the present application by combining the detailed contents of the technical solutions.

In the description of the present application, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the related art, the light guide column and the indicator lamp need to be aligned and assembled when the flashlight is assembled, and the problem of inaccurate alignment often exists in the assembling process, so that the indicator lamp generates a light leakage phenomenon after the flashlight is assembled; or the position of the light guide column is deviated due to collision in transportation or use, so that the light leakage phenomenon of the flashlight indicating lamp in actual use is caused. The light leakage at the indicator light will affect the display effect, resulting in the display blur or inaccurate display of the indicator light, and affecting the use experience. The embodiment of the application provides a shell assembly, which can effectively solve the problems and provides a display device with the shell assembly and a flashlight.

Fig. 1 is a schematic structural diagram of a flashlight according to an embodiment of the present application, fig. 2 is a schematic structural diagram of a housing assembly according to an embodiment of the present application, fig. 3 is a schematic cross-sectional diagram of the housing assembly in fig. 2, and referring to fig. 1 to 3, a housing assembly 100 according to an embodiment of a first aspect of the present application includes a housing 110 and a light guide 120, and the light guide 120 is disposed in a set position of the housing 110. Wherein the housing 110 has a predetermined thickness to arrange the light guide 120, and the housing 110 encloses a hollow structure, so that the interior of the housing 110 can be used to accommodate other devices. The light guide member 120 has a light incident surface 121 and a light emitting surface 122, the light guide member 120 penetrates the housing 110, the light incident surface 121 faces the inside of the housing 110, and the light emitting surface 122 is exposed outside the housing 110, so that light rays of the light source device inside the housing 110 can be transmitted to the outside of the housing 110 to play a role of guiding light. Because the light guide 120 is disposed on the housing 110, when the housing 110 is impacted, the light guide 120 vibrates along with the housing 110, so as to prevent the light guide 120 from shifting relative to the housing 110, thereby effectively solving the problem of light leakage.

The housing assembly 100 of the present embodiment can be applied to a flashlight, and referring to fig. 1 to 3, the flashlight includes the housing assembly 100, the control circuit board 200, the indicator light 300, the power supply device 400, etc. as described above, and the hollow interior of the housing 110 can be used for accommodating the control circuit board 200, the indicator light 300, the power supply device 400, etc. The set position can be a position on the housing 110 corresponding to the indicator light 300 of the flashlight, that is, the light guide member 120 is disposed on the housing 110 corresponding to the indicator light 300, when assembling, only the light guide member 120 on the housing 110 is required to correspond to the indicator light 300 inside the housing 110, and the light emitted by the indicator light 300 can be transmitted to the outer wall of the housing 110 for visual identification, the light guide member 120 and the housing 110 do not need to be aligned again, so that the problem of light leakage caused by misalignment between the light guide member 120 and the housing 110 is solved, and in the daily use of the flashlight, the light guide member 120 vibrates along with the housing 110 when the housing 110 is impacted, so that the position of the light guide member 120 relative to the housing 110 can be prevented from being shifted, and the problem of light leakage can be effectively solved.

Fig. 4 is a partially enlarged view of the display device shown in fig. 2, fig. 5 and fig. 6 are partially enlarged views of the display device according to other embodiments, and referring to fig. 4 to fig. 6, in the case assembly 100 according to some embodiments, the light guide 120 is formed on the housing 110 through an integral molding process, which can reduce assembly processes and labor costs. For example, an integral injection molding process commonly used in industrial production may be adopted to embed at least a portion of the light guide 120 into the housing 110, and the light incident surface 121 of the light guide 120 faces the inside of the housing 110, and the light emitting surface 122 is exposed outside the housing 110, so as to realize the transmission of light to the outside of the housing 110. The light guide 120 and the housing 110 are integrally formed, and the problem that the light guide 120 is displaced due to assembly error or collision can be effectively prevented. In addition, in some embodiments, the light guide 120 is provided with a first limiting portion, after the light guide 120 and the housing 110 are molded, the first limiting portion is embedded in the housing 110, and the first limiting portion is used for supporting the housing 110, so that the stability of the joint of the light guide 120 and the housing 110 can be improved, and the light guide is not easy to fall off.

In the above embodiment, referring to fig. 4, the light guide 120 may be a cylindrical structure, the light incident surface 121 and the light emitting surface 122 are respectively located on two end surfaces of the light guide 120, the first limiting portion may include a groove 123 recessed from an outer wall of the light guide 120 by a set depth, the set depth is determined according to a thickness of the housing 110, the set depth may be reasonably determined according to a radial size of the light guide 120, the thickness of the housing 110, and a processing requirement, after the light guide 120 and the housing 110 are molded, the groove 123 is embedded in the housing 110, a boss 111 is formed at a position of the housing 110 corresponding to the groove 123, the groove 123 and the boss 111 can abut against each other in an axial direction of the light guide 120, so that the light guide 120 and the housing 110 are combined more tightly, and the light guide 120 is effectively prevented from falling off from the housing 110.

Or, referring to fig. 5, the first limiting portion includes a first boss 124 protruding from the outer wall of the light guide 120 along the radial direction to set a height, which can be reasonably determined according to the radial size of the light guide 120, the thickness of the housing 110 and the processing requirements, after the light guide 120 and the housing 110 are molded, the first boss 124 is embedded in the housing 110, and can be abutted against the housing 110 in the axial direction of the light guide column, so that the light guide 120 and the housing 110 are combined more tightly, thereby effectively preventing the light guide 120 from falling off from the housing 110.

Or, referring to fig. 6, the first limiting portion may include the first boss 124 and the groove 123, the first boss 124 and the groove 123 are distributed along the axial direction of the light guide 120, after the light guide 120 and the housing 110 are molded, the first boss 124 and the groove 123 are all embedded inside the housing 110, and the first boss 124 and the groove 123 can both abut against the housing 110 in the axial direction of the light guide, so that the light guide 120 and the housing 110 are combined more tightly, thereby effectively preventing the light guide 120 from falling off from the housing 110.

It should be noted that the first boss 124 may be a radially protruding protrusion structure disposed on one side of the light guide 120 in the radial direction, or a plurality of the protrusion structures distributed along the circumferential direction of the light guide 120, or an annular boss surrounding along the circumferential direction of the light guide 120, and in specific implementation, the first boss may be reasonably disposed according to actual processing and forming requirements. Similarly, the groove 123 may be a radially recessed structure disposed on one side of the light guide 120 in the radial direction, or a plurality of recessed structures distributed along the circumferential direction of the light guide 120, or an annular groove 123 surrounding the circumferential direction of the light guide 120, and may be reasonably disposed according to actual processing and forming requirements during specific implementation.

Fig. 7 is a schematic structural diagram of a display device according to another embodiment, referring to fig. 7, in some embodiments, the housing assembly 100 includes a connecting member 140 and a plurality of light guide members 120, the light guide members 120 are respectively connected to the connecting member 140 and integrally formed, and the light guide members 120 are integrally formed on the housing 110 according to the above-mentioned embodiment, so that the connecting member 140 can enable the light guide members 120 to form an integral structure, and therefore, when the light guide members 120 and the housing 110 are formed by an injection molding process, convenience of injection molding of glue can be enhanced, and stability of the integral structure between the light guide members 120 can be better.

In the case assembly 100 of some embodiments, the light guide 120 may also be disposed on the housing 110 in an assembled manner, for example, fig. 8 to 10 are partially enlarged schematic views of the display device of other embodiments, wherein, for convenience of description, the light guide 120 and the housing 110 are illustrated in an exploded schematic view in fig. 9 and 10, and referring to fig. 8 to 10, a through hole 112 is disposed at a set position of the housing 110, the through hole 112 communicates with the inside and the outside of the housing 110, and the light guide 120 is disposed in the through hole 112 and connected to the housing 110 at the through hole 112. The light emitting surface 122 of the light guide member 120 is exposed outside the housing 110, the light incident surface 121 faces the inside of the housing 110, according to actual assembly and light guide requirements, the light incident surface 121 may be located inside the through hole 112, or flush with the inner wall of the housing 110, or the light incident surface 121 may protrude from the inner wall of the housing 110, and only the light incident side of the light source device inside the housing 110 needs to correspond to the light emitting side of the light source device, so that the light of the light source device can be transmitted to the outside of the housing 110, and the light guide effect is achieved. Compared with the above integrated molding mode, the assembly mode can reduce the process difficulty and save the mold cost, and the light guide member 120 or the shell 110 with defects can be replaced respectively after assembly, thereby reducing the replacement cost.

Referring to fig. 8, in the above embodiment, the light guide 120 may have a second boss 125 at a proximal end opposite to the light emitting surface 122, the inner wall of the through hole 112 has a third boss 113 at a proximal end opposite to the inner wall of the housing 110, and after the light guide 120 is assembled in the through hole 112, the second boss 125 and the third boss 113 abut against each other, so that the light guide 120 is limited and the light guide 120 is prevented from sinking into the housing 110. In addition, a sealing part 130 may be further disposed between the light guide 120 and the inner wall of the through hole 112, and the sealing part 130 is compressed between the light guide 120 and the inner wall of the through hole 112 to form a sealing connection structure, and the light guide 120 and the housing 110 can be effectively fixed, thereby ensuring the relative positions of the light guide 120 and the indicator 300 inside the housing 110. Referring to fig. 9, the sealing portion 130 may be disposed on the light guide 120, and is integrally injection-molded with the light guide 120, when assembling, the light guide 120 passes through the through hole 112 on the housing 110, and the sealing portion 130 on the light guide 120 and the inner wall of the through hole 112 are mutually extruded to form a sealing connection structure; alternatively, referring to fig. 10, the sealing portion 130 may be disposed on an inner wall of the through hole 112, and is integrally injection-molded with the housing 110, when assembling, the light guide 120 passes through the through hole 112 on the housing 110, and the sealing portion 130 on the inner wall of the through hole 112 and the light guide 120 are mutually pressed to form a sealing connection structure; alternatively, the sealing portion 130 may be a separate assembly member, for example, a sealing ring (not shown), and is assembled between the light guide 120 and the through hole 112, and during the assembly, the sealing ring is sleeved on the light guide 120 and then inserted into the through hole 112 of the housing 110, or the sealing ring is inserted into the through hole 112 of the housing 110 and then inserted into the light guide 120.

Referring to fig. 9 and 10, in an embodiment, the light guide 120 may be a cylindrical structure, the light incident surface 121 and the light emitting surface 122 are respectively located at two end surfaces of the light guide 120, the light guide 120 includes a first section 126 and a second section 127 along an axial direction, the light emitting surface 122 is located at an end surface of the first section 126, the light incident surface 121 is located at an end surface of the second section 127, a diameter of the first section 126 is larger than a diameter of the second section 127, thereby forming a second boss 125 at a proximal end opposite to the light emitting surface 122, correspondingly, the housing 110 is provided with a through hole 112 matching with the light guide 120, the through hole 112 is a stepped hole structure including a first hole 114 and a second hole 115 coaxially connected, the first hole 114 penetrates through an outer wall of the housing 110, the second hole 115 penetrates through an inner wall of the housing 110, the diameter of the first hole 114 is larger than the diameter of the second hole 115, thereby, the inner wall of the through hole 112 forms a third boss 113, and the first hole 114 can match with the first section 126 of the light guide 120, the second aperture 115 can mate with the second section 127 of the light guide 120. Therefore, the light guide 120 may penetrate into the through hole 112 from the outside of the case 110, enabling the assembly of the light guide 120. The connection between the light guide 120 and the through hole 112 may be achieved by bonding, interference connection, or the like, or the above-mentioned sealing portion 130 is disposed between the light guide 120 and the through hole 112, and the sealing portion 130 is pressed between the light guide 120 and the through hole 112, so that the light guide 120 and the housing 110 can be fixed.

In some embodiments, referring to fig. 9, the sealing portion 130 may be formed on the outer circumferential surface of the second section 127 of the light guide 120 at a position corresponding to the third boss 113, and when assembling, the light guide 120 is inserted through the through hole 112, and the sealing portion 130 and the inner wall of the second hole 115 are pressed against each other, thereby forming a sealing structure and effectively fixing the light guide 120 and the housing 110. Of course, the sealing portion 130 may also be formed on the outer peripheral surface of the first section 126 of the light guide 120, and the sealing portion 130 on the first section 126 and the inner wall of the first hole 114 are pressed against each other to form a sealing structure; in other embodiments, referring to FIG. 10, the sealing part 130 may be formed on the inner wall of the second hole 115 of the through hole 112, and when assembling, the light guide 120 is inserted through the through hole 112, and the sealing part 130 and the second section 127 of the light guide 120 are pressed against each other, thereby forming a sealing structure and effectively fixing the light guide 120 and the housing 110. Of course, the inner wall of the first hole 114 of the through hole 112 may also be formed with the sealing portion 130, and the sealing portion 130 on the first hole 114 and the first section 126 of the light guide 120 are pressed against each other to form a sealing structure.

In the above embodiment, the casing 110 may be made of PC (polycarbonate) material, the light guide member 120 may be made of LSR (liquid silicone rubber) material, and the liquid silicone rubber material is used for injection molding, so as to improve the waterproof sealing performance, thereby widening the application range of the product. The sealing portion 130 may be made of a soft material such as rubber or silicone.

Referring to fig. 3, in the case assembly 100 of the present disclosure, the light emitting surface 122 of the light guide 120 may be flush with the outer surface of the housing 110, so as to improve the overall smoothness of the outer surface of the housing 110, and to avoid affecting the gripping operation when used in a flashlight. One end of the light guide 120 having the light incident surface 121 may be suspended inside the housing 110, and is used to correspond to the indicator 300 inside the housing 110, so as to transmit light.

Referring to fig. 4 to 10, a display device according to a second embodiment of the present application includes a control circuit board 200, an indicator light 300, and the housing assembly 100 according to the first embodiment. The control circuit board 200 and the indicator 300 are disposed inside the housing 110, the light emitting side of the indicator 300 faces the inner wall of the set position of the housing 110, and the light incident surface 121 of the light guide 120 corresponds to the indicator 300, wherein the light guide 120 may be a cylindrical structure, one end of the light guide 120 is disposed in the housing 110 and exposed outside the outer surface of the housing 110, the exposed surface forms the light emitting surface 122, the other end of the light guide is suspended inside the housing 110 and faces the indicator 300, and the end surface of the light guide 120 forms the light incident surface 121 for transmitting the light of the indicator 300 to the light emitting surface 122, so as to transmit the light to the outside of the housing 110. The indicator lamp 300 is controlled by the control circuit board 200, and the light guide 120 can guide the light emitted from the indicator lamp 300 to the outer wall of the housing 110, thereby facilitating the visual recognition of the display state of the indicator lamp 300 from the outside of the housing 110.

Fig. 11 is a schematic structural view of a display device according to another embodiment of the present application, fig. 12 is an exploded schematic partial structural view of fig. 11, fig. 13 is a schematic sectional view of a light guide member according to the embodiment shown in fig. 11, and fig. 11 to 13 are also included, in some implementations, the display device includes a plurality of indicator lamps 300 and a light gathering member 700, the light gathering member 700 is covered outside the indicator lamps 300 and is used for gathering light emitted by the indicator lamps 300, the light gathering member 700 may be integrally formed of a non-transparent material, and a material of the light gathering member 700 may be a black plastic member, a rubber member, or the like. The light gathering member 700 may be connected to the control circuit board 200 by means of adhesive or snap-fit, the light gathering member 700 is provided with light gathering holes 710 corresponding to the indicator lights 300, and the indicator lights 300 are respectively located in the light gathering holes 710, so that light emitted from the indicator lights 300 may be limited in the light gathering holes 710, and the light gathering holes 710 which are independent may be understood that the light gathering holes 710 are not communicated with each other. The light incident surface 121 of each light guide member 120 corresponds to the light collecting hole 710 one by one, and the light incident surface 121 may be aligned with the end of the light collecting hole 710, or the end of the light guide member 120 having the light incident surface 121 is located in the light collecting hole 710. From this, spotlight 700 can make the pilot lamp 300 light-emitting can not dispersed, and the light beam has prevented on the one hand that the light is stricken between pilot lamp 300 and the light beam influence each other between through spotlight hole 710 in assembling the leaded light spare, and on the other hand can be with the light beam polymerization of pilot lamp 300 in spotlight hole 710, the orientation sets for the direction and forms comparatively stable light beam to make pilot lamp 300 light-emitting more stable even. The display device of the embodiment can be applied to a flashlight, the control circuit board 200 and the indicator light 300 can be arranged inside the shell 110, the control circuit board 200 is in communication connection with the power supply device 400 in the flashlight, and when the display device is used, the indicator light 300 can be controlled by the control circuit board 200 to display according to a set rule, so that different electric quantity states can be conveniently identified from the outside of the shell 110.

The display rule of the indicator light 300 may be that different colors are correspondingly displayed according to different electric quantity ranges and charge and discharge states of the power supply device 400, for example, in an embodiment where only one indicator light 300 is provided, the indicator light 300 may be packaged with LED light beads (e.g., red, yellow, blue, green, etc.) of multiple colors to obtain display states of multiple different colors, the control circuit board 200 is configured to receive different electric quantity range signals and charge and discharge signals of the power supply device 400 and indicate that the LED light beads of preset colors emit light, light is conducted to the outside of the housing 110 through the light guide member 120, so that the color of the indicator light 300 can be recognized from the outside, and corresponding electric quantity information and charge and discharge state information of the power supply device 400 in the flashlight are obtained. The technology of receiving a power signal and indicating the light emission of the lamp beads with the set color through the control circuit board 200 is a conventional means in the field, and the technical principle thereof is not described herein.

In other embodiments, referring to fig. 2 to 4, the display device may include a plurality of indicator lamps 300, the housing assembly 100 includes a plurality of light guides 120, and the light incident surface 121 of each light guide 120 corresponds to each indicator lamp 300 one to one. In this embodiment, the display rule of the indicator lights 300 may be to correspondingly display different light emitting quantities according to different electric quantity ranges and charging and discharging states of the power supply apparatus 400, for example, 4 indicator lights 300 are provided, and 4 light guide members 120 are correspondingly provided on the housing 110, the control circuit board 200 is configured to receive different electric quantity range signals and charging and discharging signals of the power supply apparatus 400 and indicate a preset number of indicator lights 300 to emit light, and the light is transmitted to the outside of the housing 110 through the light guide members 120, so that the light emitting quantities of the indicator lights 300 can be recognized from the outside, and corresponding electric quantity information and charging and discharging states of the power supply apparatus 400 in the flashlight are obtained. The technology of receiving the power signal and indicating the set number of indicator lights 300 to emit light through the control circuit board 200 is a conventional means in the art, and the technical principle thereof is not described herein.

In some other embodiments, the display states of the indicator 300 may further include constant brightness, flashing, and the like, and these display states may be reasonably combined with the display states of different colors and the display modes of different lighting quantities to represent the display rules of the indicator 300. A specific example of the application of the display device of the present embodiment to a flashlight is provided below, which illustrates the display of the indicator light 300 controlled by the control circuit board 200:

referring to fig. 2 to 4, in the flashlight of the present example, the display device includes 4 indicator lights 300, and 4 light guides 120 are correspondingly disposed on the housing 110. When the flashlight switch is pressed to start lighting, the power supply device 400 is powered on, the control circuit board 200 receives signals from the power supply device 400 to indicate that the designated number of indicator lamps 300 are on: when the remaining capacity Q of the flashlight power supply device 400 is greater than 75%, the four indicator lights 300 are simultaneously turned on to emit green light; when Q is more than 50% and less than 75%, the three indicator lights 300 are simultaneously lighted to emit green light; when Q is more than 25% and less than 50%, the two indicator lights 300 are simultaneously lighted to emit green light; when Q is less than 25%, only one indicator light 300 flickers red light while starting illumination; reminding the user of the residual electric quantity of the power supply device 400 of the flashlight and avoiding the situation that the electric quantity is insufficient and the illumination is stopped in the using process. In addition, when the flashlight enters the charging state, the indicating lamps 300 with different numbers and colors are continuously flickered according to the electric quantity information of the power supply device 400 of the flashlight, and a user can judge whether the flashlight is charged according to the display condition of the indicating lamps 300.

As can be seen from the above, the display device according to the embodiment of the present application realizes that the operating state of the power supply device 400 is visually recognized from the outside of the housing 110 through the display state of the indicator 300, and meanwhile, since the light guide member 120 is disposed on the housing 110, the light leakage caused by the assembly deviation between the light guide member 120 and the housing 110 is avoided, and when the housing 110 is impacted, the light guide member 120 vibrates along with the housing 110, so that the position of the light guide member 120 relative to the housing 110 is prevented from being shifted, and the light leakage problem is effectively solved.

Referring to fig. 1 and 2, a flashlight provided by the third embodiment of the present invention includes a power supply device 400, a tail cap 500, a lamp cap assembly 600 and the display device of the second embodiment. The power supply device 400 is disposed inside the housing 110 and is in communication connection with the control circuit board 200, and the indicator light 300 is used for displaying the electric quantity of the power supply device 400 according to a set rule. The lamp head assembly 600 is connected to the housing 110 and includes a light source module electrically connected to the power supply device 400. In this embodiment, the housing 110 may be a cylindrical structure, the lamp head assembly 600 is connected to one end of the housing 110, the other end of the housing 110 may be connected to the tail cap 500 and the tail cap 500 covers the housing 110, the control circuit board 200 may be connected to the tail cap 500, the indicator light 300 is connected to the control circuit board 200, and the power supply device 400 may be connected to the control circuit board 200 or the housing 110, thereby achieving the assembly of the related devices inside the flashlight.

As can be seen from the above, the indicator light 300 is controlled by the control circuit board 200, and can be used to display the electric quantity and the charging/discharging state of the power supply apparatus 400 according to the set rule, the light guide member 120 can transmit the light emitted by the indicator light 300 to the outer wall of the housing 110, so as to facilitate the visual recognition of the electric quantity state from the outside of the housing 110, because the light guide member 120 is disposed on the housing 110, during the assembly of the flashlight, the alignment process between the light guide member 120 and the housing 110 can be omitted, thereby avoiding the light leakage problem of the indicator light 300 caused by the position offset of the light guide member 120 due to improper assembly, when the housing 110 is impacted, the light guide member 120 vibrates along with the housing 110, and avoiding the position offset of the light guide member 120 relative to the housing 110, thereby effectively solving the light leakage problem, and optimizing the display effect.

Fig. 10 is a partial cross-sectional view of the position of the tail cap in the embodiment shown in fig. 2, referring to fig. 2 and 10, in the flashlight of some embodiments, the tail cap 500 may be connected to the housing 110 by a fastener, the control circuit board 200 is disposed inside the housing 110 and connected to the tail cap 500, wherein the control circuit board 200 may be connected to the tail cap 500 by a snap-fit manner, for example, referring to fig. 10, a card slot 510 and a snap 520 may be disposed on the inner side of the tail cap 500 facing the housing 110, a fixing hole 210 for being engaged with the snap 520 is disposed on the control circuit board 200, when assembling, one end of the control circuit board 200 is inserted into the card slot 510, and the snap 520 on the tail cap 500 is correspondingly snapped into the fixing hole 210, thereby achieving the quick assembling of the control circuit board 200. Therefore, a connecting structure for fixing the control circuit board 200 is not required to be arranged inside the shell 110, the occupation of the internal space of the shell 110 is reduced, the control circuit board 200 can be connected to the tail cover 500 outside the shell 110, and then the tail cover 500 is connected to the shell 110, so that the control circuit board 200 is fixed, and the assembly is facilitated.

In addition, in some embodiments, referring to fig. 10, the indicator 300 is connected to a side of the control circuit board 200 facing the housing 110 where the light guide member 120 is disposed, and a light emitting side of the indicator 300 corresponds to the light incident surface 121 of the light guide member 120, so that light of the indicator 300 can be transmitted to the light emitting surface 122 through the light incident surface 121 of the light guide member 120, so as to identify the display of the indicator 300 outside the housing 110. Therefore, the position of the indicator light 300 is determined along with the assembly of the control circuit board 200, and a connecting structure for fixedly connecting the indicator light 300 is not required to be additionally arranged in the shell 110, so that the structure and the assembly process can be simplified to a certain extent, and the improvement of the production efficiency is facilitated.

As can be seen from the above, the housing assembly 100, the display device and the flashlight having the display device according to the embodiments of the present invention solve the problem of light leakage of the indicator 300 in the related art, thereby improving the product quality. In practical application, some embodiments can also simplify the assembly process, improve the assembly efficiency and reduce the production cost to some extent.

The embodiments of the present application have been described in detail with reference to the drawings, but the present application is not limited to the embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present application. Furthermore, the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

Claims

1. A housing assembly, comprising:

the shell (110) has a set thickness, and the shell (110) surrounds a hollow structure;

the light guide member (120) is arranged at a set position of the shell (110), the light guide member (120) is provided with a light incident surface (121) and a light emitting surface (122), the light guide member (120) penetrates through the shell (110), the light incident surface (121) faces the inside of the shell (110), and the light emitting surface (122) is exposed out of the shell (110); the light guide member (120) is formed on the shell (110) through an integral forming process, or the light guide member (120) and the shell (110) are arranged on the shell (110) in an assembling mode.

2. The housing assembly of claim 1, wherein the light guide member (120) is formed on the housing (110) by an integral molding process, and a first limiting portion is disposed on the light guide member (120), and embedded in the housing (110), and is configured to abut against the housing (110).

3. The housing assembly of claim 2, wherein the light guide member (120) is a cylindrical structure, the light incident surface (121) and the light emitting surface (122) are respectively located at two end surfaces of the light guide member (120), and the first position-limiting portion includes: a first projection (124) projecting from the outer wall of the light guide (120) in a radial direction by a set height, and/or a groove (123) recessed from the outer wall of the light guide (120) by a set depth.

4. The housing assembly of claim 2, comprising a connector (140) and a plurality of light guides (120), the plurality of light guides (120) being connected to the connector (140) and integrally formed, respectively.

5. The housing assembly according to claim 1, wherein the light guide (120) is arranged in the housing (110) in an assembled manner with the housing (110), the set position of the housing (110) is provided with a through hole (112), the through hole (112) communicates the inside and the outside of the housing (110), and the light guide (120) is arranged in the through hole (112) in a penetrating manner and connected to the housing (110) at the through hole (112).

6. The housing assembly according to claim 5, wherein a second boss (125) is arranged on the light guide (120) at a proximal end with respect to the light exit surface (122), a third boss (113) is arranged on the inner wall of the through hole (112) at a proximal end with respect to the inner wall of the housing (110), and the second boss (125) and the third boss (113) abut against each other.

7. The enclosure assembly according to claim 5, wherein a sealing portion (130) is further arranged between the light guide (120) and the inner wall of the through hole (112), the sealing portion (130) being arranged on the light guide (120) or the sealing portion (130) being arranged on the inner wall of the through hole (112), the sealing portion (130) being squeezed between an outer wall of the light guide (120) and the inner wall of the through hole (112).

8. A display device, comprising:

the enclosure assembly (100) of any of claims 1 to 7;

a control circuit board (200) disposed inside the housing (110);

and the indicating lamp (300), the indicating lamp (300) is controlled by the control circuit board (200), the indicating lamp (300) is arranged in the shell (110), the light-emitting side of the indicating lamp (300) faces the inner wall of the set position of the shell (110), the light-entering surface (121) of the light guide piece (120) corresponds to the indicating lamp (300), and the light of the indicating lamp (300) is transmitted to the light-emitting surface (122).

9. The display device according to claim 8, comprising a plurality of the indicator lamps (300), and further comprising a light-gathering member (700), wherein the housing assembly (100) comprises a plurality of the light-guiding members (120), the light-gathering member (700) covers the indicator lamps (300) and is connected to the control circuit board (200), the light-gathering member (700) is provided with light-gathering holes (710) inside corresponding to the indicator lamps (300), the indicator lamps (300) are respectively located in the light-gathering holes (710), and the light-entering surfaces (121) of the light-guiding members (120) are in one-to-one correspondence with the light-gathering holes (710).

10. A flashlight, comprising:

a display device according to claim 8 or 9;

a tail cover (500) covering one end of the housing (110) and connected to the housing (110), the control circuit board (200) being connected to the tail cover (500);

the power supply device (400) is arranged inside the shell (110) and is in communication connection with the control circuit board (200), and the indicator lamp (300) is used for displaying the electric quantity of the power supply device (400) according to a set rule;

and the lamp cap assembly (600) is connected to the other end of the shell (110) and comprises a light source module, and the light source module is electrically connected to the power supply device (400).