CN218214522U

CN218214522U - LED nixie tube

Info

Publication number: CN218214522U
Application number: CN202123212649.4U
Authority: CN
Inventors: 刘鹏; 唐可信; 叶立平
Original assignee: Shenzhen Akusense Technology Co Ltd
Current assignee: Shenzhen Akusense Technology Co Ltd
Priority date: 2021-12-18
Filing date: 2021-12-18
Publication date: 2023-01-03
Anticipated expiration: 2031-12-18

Abstract

The utility model relates to a LED nixie tube, relate to the field of nixie tube, it includes the PCB board, the protecgulum, back lid and display panel, be provided with a plurality of LED lamp on the PCB board, protecgulum and back lid are located the both sides of PCB board respectively, a plurality of mounting hole has been seted up on the PCB board, the fixed a plurality of reference column that is provided with on the protecgulum, a plurality of locating hole has been seted up on the back lid, reference column and mounting hole, the equal one-to-one setting of locating hole, the reference column is inserted and is established in corresponding mounting hole and locating hole, the display panel lid is established in the edge department of protecgulum and back lid, the display panel both sides are all fixed and are provided with the buckle, the draw-in groove has all been seted up on protecgulum and the back lid, the buckle card is located in the draw-in groove, set up the display groove that is used for showing that the LED lamp sent light on the display panel. The application improves the convenience of disassembling and assembling the LED nixie tube, thereby being convenient for maintaining the inside of the LED nixie tube.

Description

LED nixie tube

Technical Field

The application relates to the field of nixie tubes, in particular to an LED nixie tube.

Background

At present, the LED nixie tube is often used in daily life, and the LED nixie tube is needed to be used for an electronic clock, an electronic alarm and the like.

The LED nixie tube is an 8-shaped device formed by packaging a plurality of light-emitting diodes together, and leads are connected inside the device. The common LED nixie tube combines and splices the light-emitting diodes into an 8 shape, then fixes the light-emitting diodes on the PCB, and installs a display panel on one side of the PCB where the light-emitting diodes are arranged, and the display panel and the PCB are fixed by glue filling.

In the related art, the display panel and the PCB are fixed by glue filling, and when the nixie tube breaks down, the inside of the LED nixie tube cannot be maintained.

SUMMERY OF THE UTILITY MODEL

In order to promote the convenience to the dismouting of LED charactron to be convenient for maintain LED charactron inside, this application provides an LED charactron.

The application provides an LED nixie tube, adopts following technical scheme:

the utility model provides a LED nixie tube, including the PCB board, the protecgulum, back lid and display panel, be provided with a plurality of LED lamp on the PCB board, the protecgulum is located the both sides of PCB board respectively with the back lid, a plurality of mounting hole has been seted up on the PCB board, the fixed a plurality of reference column that is provided with on the protecgulum, a plurality of locating hole has been seted up to the back lid, reference column and mounting hole, the equal one-to-one setting of locating hole, the reference column is inserted and is established in the mounting hole and the locating hole that correspond, the display panel lid is established in the border department of protecgulum and back lid, the display panel both sides are all fixed and are provided with the buckle, the draw-in groove has all been seted up on protecgulum and the back lid, the buckle card is located in the draw-in groove, set up the display slot that is used for showing that the LED lamp sent light on the display panel.

Through adopting above-mentioned technical scheme, protecgulum and hou gai pass through the mounting hole and the reference column card is established on the PCB board, protecgulum and hou gai respectively with the buckle joint of display panel both sides, setting up through the buckle makes the fixed between protecgulum and the back lid can be inseparabler, when LED digital tube is inside breaks down and needs to maintain, remove the buckle to the direction of keeping away from the PCB board, make the display panel can separate with protecgulum and hou gai, then remove the direction of keeping away from the PCB board with back lid and protecgulum, thereby can take out the PCB board that is provided with the LED lamp. For the fixing mode of common LED nixie tube glue filling, parts in the nixie tube cannot be maintained after the parts break down, so that the LED nixie tube is scrapped, the clamping structure facilitates the disassembly and the assembly of the LED nixie tube, the LED nixie tube is maintained conveniently, and the maintenance cost of the LED nixie tube is reduced.

Optionally, the LED lamps are arranged on two sides of the PCB, the front cover and the rear cover are respectively provided with a plurality of cavities, the cavities and the LED lamps are arranged in a one-to-one correspondence mode, the LED lamps are located in the corresponding cavities, light guide columns used for guiding the LED lamps to emit light are inserted into the cavities, and one ends, far away from the LED lamps, of the light guide columns are inserted into the display grooves.

Through adopting above-mentioned technical scheme, common LED charactron sets up the LED lamp in one side of PCB board to need assemble the LED lamp on the PCB board for "8" style of calligraphy, thereby the volume that occupies is great, through setting up the LED lamp in the both sides of PCB board, and use the leaded light post to carry out digital demonstration, effectively reduced the occupation space of LED charactron, the assembly of the LED charactron of being convenient for. The protecgulum is provided with the cavity with the hou gai, and cavity and LED lamp one-to-one set up, and the leaded light post is inserted and is established in the cavity to the light that the LED lamp sent can conduct to the outside through the leaded light post, sets up through the one-to-one of cavity and LED lamp, makes the light conduction of each LED lamp all independent and each other not influence, has effectively promoted the anti-crosstalk performance of LED charactron.

Optionally, one end of the light guide column, which is far away from the display panel, is arranged opposite to the LED lamp, and one end of the light guide column, which is far away from the display panel, is inclined towards the direction close to the display panel along the direction parallel to the display panel.

By adopting the technical scheme, when the LED nixie tube is used, the LED lamp is lighted, light emitted by the LED lamp enters the light guide column from one side of the light guide column close to the LED lamp, the LED light is refracted through the inclined plane of the light guide column, so that the length direction of the light guide column of the LED light is conducted to the direction close to the display panel, and finally the LED light is conducted to the part of the light guide column in the display groove, so that human eyes can see the LED light. Through the setting of leaded light post terminal surface slope, strengthened the transmission performance of leaded light post to LED light, promoted the definition of LED charactron light demonstration.

Optionally, one side that the display panel is close to the PCB board is provided with the fixed plate, and the leaded light post wears to establish on the fixed plate, and leaded light post and fixed plate fixed connection, one side butt that PCB board was kept away from to fixed plate and protecgulum and back lid.

Through adopting above-mentioned technical scheme, because each LED lamp all is provided with the leaded light post that corresponds in the LED charactron, consequently the leaded light post is more in the LED charactron, through the setting of fixed plate for the leaded light post can be installed on the fixed plate jointly, when assembling the LED charactron, only need to be provided with the fixed plate of leaded light post wholly install can, promoted the convenience of LED charactron dismouting.

Optionally, the light guide pillar is made of PC or glass material.

Through adopting above-mentioned technical scheme, the light transmissivity of PC and glass material is better to at the in-process that LED light carries out the conduction in the leaded light post, the loss of light energy is less, has strengthened the transmission performance of leaded light post to LED light, has promoted the definition of LED charactron light show.

Optionally, the inner wall of the cavity is provided with an electroplated layer.

Through adopting above-mentioned technical scheme, through being provided with the plating layer at the cavity inner wall for the in-process of LED light conduction in the leaded light post, LED light can be reflected by the plating layer, has reduced by the absorptive LED light of cavity inner wall, thereby has reduced the loss of LED light conduction in the cavity, has promoted the definition of LED charactron light show.

Optionally, one side of the LED lamp close to the light guide column is fixedly provided with a convex lens, and the convex lens is fixedly connected with the inner wall of the cavity.

Through adopting above-mentioned technical scheme, there is certain space between LED lamp and the leaded light post, the propagation loss of LED light in the space is great, the light that the LED lamp sent only small part can be transmitted to the leaded light post in, through the setting of convex lens, the effect of assembling of light that the LED lamp sent through convex lens, the light that makes the LED lamp send most can both assemble on the leaded light post, thereby the propagation loss of LED light in the cavity has been reduced, the definition of the light demonstration of LED nixie tube lamp has been promoted.

Optionally, one side of the display panel, which is far away from the PCB, is provided with a transparent protective layer, and the protective layer is abutted to one end, which is far away from the PCB, of the light guide column.

Through adopting above-mentioned technical scheme, through the setting of transparent protection layer for the part that the leaded light post is located the display slot is protected, has reduced the wearing and tearing that the leaded light post is close to the one end of display panel, thereby has reduced the propagation loss of LED light in the leaded light post in the conduction process, has promoted the definition of LED charactron light show.

In summary, the present application includes at least one of the following beneficial technical effects:

due to the arrangement of the buckle and the clamping groove, the convenience of disassembly and assembly of the LED nixie tube is improved, so that the interior of the LED nixie tube is conveniently maintained, and the maintenance cost of the LED nixie tube is reduced;

through the arrangement of the fixing plate, the light guide columns can be installed on the fixing plate together, and when the LED nixie tube is assembled, only the whole fixing plate provided with the light guide columns needs to be installed, so that the convenience of disassembling and assembling the LED nixie tube is improved;

through the one-to-one setting of cavity and LED lamp for the light conduction of each LED lamp is independent and not influence each other, has effectively promoted the anti-crosstalk performance of LED charactron.

Drawings

FIG. 1 is a schematic structural diagram of embodiment 1 of the present application;

FIG. 2 is an exploded view of example 1 of the present application;

FIG. 3 is a cross-sectional view of embodiment 1 of the present application;

FIG. 4 is a schematic structural view of embodiment 2 of the present application;

FIG. 5 is a cross-sectional view of embodiment 2 of the present application;

fig. 6 is an exploded view of example 2 of the present application, which is intended to show a protective layer.

Description of reference numerals: 1. a PCB board; 11. an LED lamp; 111. a convex lens; 12. a groove; 13. mounting holes; 2. a light guide pillar; 21. a fixing plate; 3. a housing; 31. a front cover; 311. a positioning column; 312. a cavity; 313. electroplating layer; 314. a card slot; 32. a rear cover; 321. positioning holes; 33. a display panel; 331. a display slot; 332. buckling; 333. and a protective layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses an LED nixie tube.

Example 1:

referring to fig. 1 and 2, an LED nixie tube includes a PCB 1, a light guide column 2 and a housing 3, wherein the PCB 1 is attached with a plurality of LED lamps 11, the housing 3 is mounted on the PCB 1, the light guide column 2 is disposed in the housing 3, the light guide column 2 is used for transmitting light emitted by the LED lamps 11, and the housing 3 is used for mounting the light guide column 2 and preventing light among different LED lamps 11 from interfering with each other.

Referring to fig. 2, a groove 12 is formed in the PCB 1, the length direction of the groove 12 is the same as the length direction of the PCB 1, the groove 12 penetrates through the thickness of the PCB 1 and the groove 12 penetrates through the edge of the PCB 1, the plurality of LED lamps 11 are attached to two sides of the PCB 1, and the LED lamps 11 are located at positions, close to the groove 12, of the PCB 1. Two mounting holes 13 are formed in the PCB 1, and the two mounting holes 13 are respectively located at two ends of the PCB 1, which are close to the groove 12.

Referring to fig. 2, the housing 3 includes a front cover 31, a rear cover 32 and a display panel 33, the front cover 31, the rear cover 32 and the display panel 33 are all the same as the groove 12 in length, the front cover 31 and the rear cover 32 are respectively located at two sides of the PCB 1 and are all perpendicular to the PCB 1, a shape of one side of the front cover 31 close to the PCB 1 corresponds to the groove 12, and the front cover 31 abuts against an inner wall of the groove 12. Two positioning columns 311 are fixedly arranged on one side, close to the PCB 1, of the front cover 31, the length of each positioning column 311 is larger than the thickness of the PCB 1, the positioning columns 311 are arranged in a one-to-one correspondence mode with the mounting holes 13, the positioning columns 311 are inserted into the corresponding mounting holes 13, the positioning columns 311 extend to one side, close to the rear cover 32, of the PCB 1, two positioning holes 321 are formed in the rear cover 32, the positioning holes 321 are arranged in a one-to-one correspondence mode with the positioning columns 311, and one ends, far away from the front cover 31, of the positioning columns 311 are inserted into the corresponding positioning holes 321. Display panel 33 sets up the edge that is close to recess 12 at PCB board 1, and set up perpendicularly with PCB board 1, display panel 33 length direction's one side lid is established on protecgulum 31, the opposite side lid is established on back lid 32, a plurality of draw-in groove 314 has all been seted up to one side that protecgulum 31 and back lid 32 kept away from each other, a plurality of draw-in groove 314 is along the length direction evenly distributed of display panel 33, display panel 33 both sides are all fixed and are provided with a plurality of buckle 332, buckle 332 card is located in draw-in groove 314.

During the use, protecgulum 31 and back lid 32 are established on PCB board 1 through mounting hole 13 and reference column 311 card, and protecgulum 31 and back lid 32 respectively with the buckle 332 joint of display panel 33 both sides, and the buckle 332 of display panel 33 both sides is supported front cover 31 and back lid 32 to the direction that is close to each other tightly for the fixed between protecgulum 31 and the back lid 32 can be inseparabler. When the inside of the LED digital tube fails and needs to be maintained, the fastener 332 is moved in a direction away from the PCB board 1, and the fastener 332 is separated from the engaging groove 314, so that the display panel 33 can be separated from the front cover 31 and the rear cover 32, and the rear cover 32 and the front cover 31 can be moved in a direction away from the PCB board 1, so that the PCB board 1 provided with the LED lamp 11 can be taken out.

Referring to fig. 2 and 3, a plurality of cavities 312 are respectively formed in the front cover 31 and the rear cover 32, one end of each cavity 312 extends along a direction parallel to the PCB board 1, and penetrates through one side of the front cover 31 or the rear cover 32 close to the display panel 33, the other end of each cavity 312 extends along a direction perpendicular to the PCB board 1, and penetrates through one side of the front cover 31 or the rear cover 32 close to the PCB board 1, the cavities 312 in the front cover 31 and the PCB board 1 are arranged in a one-to-one correspondence manner near the LED lamps 11 on one side of the front cover 31, the cavities 312 in the rear cover 32 and the LED lamps 11 on one side of the PCB board 1 close to the rear cover 32 are arranged in a one-to-one correspondence manner, and the LED lamps 11 are located at one end of the cavity 312 close to the PCB board 1. Light guide column 22 adopts the PC material to make, and light guide column 22 is rectangular form, light guide column 2 and PCB board 1 parallel arrangement, light guide column 2 and cavity 312 one-to-one set up, a part of light guide column 2 is inserted and is located in corresponding cavity 312, the one end that display panel 33 was kept away from to light guide column 2 is just right to setting up with LED lamp 11, and light guide column 2 inserts the terminal surface of the one end of locating in cavity 312 along the direction slope of keeping away from LED lamp 11 to the direction that is close to display panel 33, and leave the clearance between with LED lamp 11. The display panel 33 is provided with a display groove 331, the display groove 331 and the light guide posts 2 are arranged in a one-to-one correspondence manner, one part of the light guide posts 2 outside the cavity 312 is inserted into the corresponding display groove 331, one side of the display panel 33 close to the PCB 1 is provided with a fixing plate 21, the light guide posts 2 are arranged on the fixing plate 21 in a penetrating manner, the light guide posts 2 are fixedly connected with the fixing plate 21, and the fixing plate 21 is abutted against the front cover 31 and the rear cover 32.

During the use, the corresponding LED lamp 11 of circuit control on the PCB board 1 lights, each LED lamp 11 all corresponds solitary cavity 312, thereby the mutual interference of light between the different LED lamps 11 has been reduced, the light that LED lamp 11 sent gets into in the leaded light post 2 by leaded light post 2 is close to one side of LED lamp 11, LED lamp 11 light passes through the refraction of leaded light post 2 slope terminal surface, thereby LED lamp 11 light is conducted to the direction that is close to display panel 33 by the length direction of leaded light post 2, last LED lamp 11 light conduction is located the part of display slot 331 to leaded light post 2, thereby the light of LED lamp 11 can be seen to people's eye. When the LED nixie tube needs to be disassembled for maintenance, the display panel 33 is taken down, so that the fixing plate 21 can be taken out, the fixing plate 21 drives the light guide column 2 to be drawn out from the cavity 312, and the light guide column 2 is disassembled.

The implementation principle of the LED nixie tube in the embodiment of the application is as follows: during the use, the corresponding LED lamp 11 of circuit control on the PCB board 1 lights, the light that LED lamp 11 sent gets into in the leaded light post 2 by one side that leaded light post 2 is close to LED lamp 11, LED lamp 11 light is refracted by the terminal surface of leaded light post 2 slope, thereby LED lamp 11 light is conducted to the direction that is close to display panel 33 by the length direction of leaded light post 2, and the light conduction of LED lamp 11 is to the part that leaded light post 2 is located display slot 331 at last, makes the light that the LED charactron shows can be seen clearly to people's eye. When the LED nixie tube is broken down and needs to be maintained, the buckle 332 is moved in the direction away from the PCB 1, the display panel 33 can be separated from the front cover 31 and the rear cover 32, then the fixing plate 21 is moved in the direction away from the PCB 1, the fixing plate 21 drives the light guide column 2 to be drawn out from the cavity 312, the rear cover 32 and the front cover 31 are moved in the direction away from the PCB 1, the PCB 1 with the LED lamp 11 can be taken out, and the LED nixie tube can be conveniently maintained.

Example 2:

referring to fig. 4 and 5, the present embodiment is different from embodiment 1 in that a convex lens 111 is fixedly disposed on one side of the LED lamp 11 close to the light guide bar 2, the convex lens 111 is fixedly connected to an inner wall of the cavity 312, and an electroplating layer 313 is fixedly disposed on the inner wall of the cavity 312. When the LED lamp is used, a certain gap exists between the LED lamp 11 and the light guide column 2, the transmission loss of light of the LED lamp 11 in the gap is large, the convex lens 111 is arranged between the LED lamp 11 and the light guide column 2, and light emitted by the LED lamp 11 is converged through the convex lens 111, so that most of light can be converged on the light guide column 2. In the process of conducting the light of the LED lamp 11 in the light guide column 2, a small part of the light is easily absorbed by the inner wall of the cavity 312, and the electroplating layer 313 is arranged on the inner wall of the cavity 312, so that in the process of conducting the light of the LED lamp 11 in the light guide column 2, the light of the LED lamp 11 can be reflected by the electroplating layer 313, the light of the LED lamp 11 absorbed by the inner wall of the cavity 312 is reduced, and the loss of the light of the LED lamp 11 conducted in the cavity 312 is reduced.

Referring to fig. 4 and 6, a transparent protective layer is disposed on a side of the display panel 33 away from the PCB 1, and the protective layer abuts against an end of the light guide pillar 2 away from the PCB 1. During the use, the part that leaded light post 2 is located display screen 331 exposes and takes place wearing and tearing outside easily, through the setting of transparent protection layer for the part that leaded light post 2 is located display screen 331 is protected, has reduced the wearing and tearing of leaded light post 2 near the one end of display panel 33, has promoted the definition of LED charactron light show.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An LED nixie tube is characterized in that: including PCB board (1), protecgulum (31), back lid (32) and display panel (33), be provided with a plurality of LED lamp (11) on PCB board (1), protecgulum (31) and back lid (32) are located the both sides of PCB board (1) respectively, a plurality of mounting hole (13) have been seted up on PCB board (1), fixed a plurality of reference column (311) of being provided with on protecgulum (31), a plurality of locating hole (321) have been seted up on back lid (32), reference column (311) and mounting hole (13), locating hole (321) homogeneous one-to-one sets up, reference column (311) are inserted and are established in corresponding mounting hole (13) and locating hole (321), the edge of protecgulum (31) and back lid (32) is established in display panel (33) lid, display panel (33) both sides all fixed buckle (332) of being provided with, draw-in groove (314) have all been seted up on protecgulum (31) and the back lid (32), buckle (332) are blocked and are located in draw-in-groove (314), offer light (331) that are used for showing that LED lamp (11) and send on display panel (33).

2. The LED nixie tube according to claim 1, wherein: LED lamp (11) set up in the both sides of PCB board (1), and a plurality of cavity (312) have all been seted up in protecgulum (31) and back lid (32), and cavity (312) and LED lamp (11) one-to-one set up, and LED lamp (11) are located cavity (312) that correspond, and cavity (312) interpolation is equipped with leaded light post (2) that are used for deriving LED lamp (11) and send light, and the one end that LED lamp (11) were kept away from in leaded light post (2) is inserted and is established in display slot (331).

3. The LED nixie tube according to claim 2, wherein: one end, far away from the display panel (33), of the light guide column (2) is arranged opposite to the LED lamp (11), and one end, far away from the display panel (33), of the light guide column (2) inclines towards the direction close to the display panel (33) along the direction parallel to the display panel (33).

4. The LED nixie tube according to claim 2, wherein: one side that display panel (33) are close to PCB board (1) is provided with fixed plate (21), and light guide column (2) wear to establish on fixed plate (21), and light guide column (2) and fixed plate (21) fixed connection, fixed plate (21) and protecgulum (31) and back lid (32) keep away from one side butt of PCB board (1).

5. The LED nixie tube according to claim 2, wherein: the light guide column (2) is made of PC or glass materials.

6. The LED nixie tube according to claim 2, wherein: an electroplated layer (313) is arranged on the inner wall of the cavity (312).

7. The LED nixie tube according to claim 2, wherein: one side of the LED lamp (11) close to the light guide column (2) is fixedly provided with a convex lens (111), and the convex lens (111) is fixedly connected with the inner wall of the cavity (312).

8. The LED nixie tube according to claim 2, wherein: one side that PCB board (1) was kept away from in display panel (33) is provided with the transparent protection layer, and the one end butt that PCB board (1) was kept away from in protection layer and leaded light post (2).