CN215222580U

CN215222580U - Improved nixie tube

Info

Publication number: CN215222580U
Application number: CN202120555580.6U
Authority: CN
Inventors: 周楚武; 黄永枝
Original assignee: Shenzhen Ron Semiconductor Co ltd
Current assignee: Shenzhen Ron Semiconductor Co ltd
Priority date: 2021-03-18
Filing date: 2021-03-18
Publication date: 2021-12-17
Anticipated expiration: 2031-03-18

Abstract

The utility model relates to a charactron production technical field specifically is a charactron of improvement, including the protective housing who is used for the PCB board of fixed charactron and is used for fixed PCB board, still install on the PCB board and hinder appearance spare and contact pin, protective housing is uncovered hollow cuboid structure, and protective housing's basal area is the same with the area of PCB board, the top surface of PCB board is installed and is protected and seal the offset plate, it is the same with contact pin quantity to set up on the protection and seal the offset plate, the corresponding contact pin through-hole of just size looks adaptation in position, the contact pin passes the contact pin through-hole, protective housing adopts the plastics material to make, the protection is sealed the offset plate and is adopted transparent casting glue material to make. The utility model discloses a protection that sets up seals the offset plate and seals the PCB board to combine protective housing's sealed effect, can reach dustproof and waterproof's effect, prolong its life, can protect MCU singlechip and resistance-capacitance piece on the PCB board through protection sealing the offset plate, make it be a whole in protective housing, the structure is more firm.

Description

Improved nixie tube

Technical Field

The utility model relates to a charactron production technical field specifically is a charactron of improvement.

Background

A nixie tube, also known as a glow tube, is an electronic device that can display numeric and other information. The glass tube includes an anode made of a wire mesh and a plurality of cathodes. Most nixie tube cathodes are shaped as numbers.

The traditional nixie tube assembly process flow is that firstly, a chip is processed into PCBA, then a terminal is inserted to pass through wave soldering, then a nixie tube is inserted to pass through primary wave soldering, the nixie tube and the terminal are respectively subjected to secondary wave soldering, and then testing is carried out, wherein a resistance-capacitance piece and a single chip Microcomputer (MCU) are not subjected to dustproof and waterproof treatment, so that short circuit is easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a charactron of improvement to it does not do dustproof and waterproof processing to present charactron, resistance-capacitance piece and singlechip (MCU) in solving above-mentioned background art, causes the problem of short circuit easily.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a charactron of improvement, is including the PCB board that is used for fixed charactron and the protective housing who is used for fixed PCB board, still install MCU singlechip, resistance-capacitance piece and contact pin on the PCB board, protective housing is uncovered hollow cuboid structure, and protective housing's basal area with the area of PCB board is the same, the top surface of PCB board is installed and is protected and seal the offset plate, protect seal set up on the offset plate with the contact pin through-hole of contact pin quantity the same, the corresponding and size looks adaptation in position, the contact pin passes the contact pin through-hole.

Preferably, the bottom area of the protective sealant plate is the same as the area of the PCB.

Preferably, the four top corners of the protective shell are respectively provided with a limiting corner seat.

Preferably, reinforcing angles which correspond to the limiting angle seats in position and are in clamping fit with the limiting angle seats are installed at four vertex angles of the protective sealing rubber plate.

Preferably, the protective shell is made of a plastic material.

Preferably, the protective glue sealing plate is made of a transparent pouring glue material.

Preferably, the bottom surface of the protective rubber sealing plate is provided with an annular sealing strip.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in this digital tube of improvement, the protection through setting up is sealed the offset plate and is sealed the PCB board to combine protective housing's sealed effect, can reach dustproof and waterproof's effect, prolong its life, can protect MCU singlechip and resistance-capacitance piece on the PCB board through protection sealing offset plate, make it be a whole in protective housing, the structure is more firm.

2. In this digital tube of improvement, the bottom surface area of protection sealing rubber plate is the same with the area of PCB board, can be with the top surface complete seal of PCB board, improves waterproof dirt-proof effect.

3. In the improved nixie tube, the protective sealing glue plate is made of a transparent pouring glue material, the pouring glue is used for bonding, sealing, filling and coating protection of electronic components, the pouring glue is in a liquid state before solidification and has fluidity, and the glue viscosity is different according to the material, performance and production process of products. The pouring sealant can realize the use value after being completely cured, and can play the roles of water resistance, moisture resistance, dust prevention, insulation, heat conduction, confidentiality, corrosion resistance, temperature resistance and shock resistance after being cured.

Drawings

Fig. 1 is a schematic exploded view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a schematic view of the bottom structure of the protective rubber sealing plate of the present invention.

The meaning of the various reference symbols in the drawings:

10. a PCB board; 11. MCU single chip; 12. a resistance-capacitance element; 13. inserting a pin;

20. a protective housing; 21. a limiting angle seat;

30. protecting and sealing the rubber plate; 31. reinforcing corners; 32. inserting pin through holes; 33. a sealing strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a following technical scheme:

example 1

An improved nixie tube is shown in fig. 1-3 and comprises a PCB (printed circuit board) 10 for fixing the nixie tube and a protective shell 20 for fixing the PCB 10, wherein an MCU (microprogrammed control unit) 11, a capacitance resisting piece 12 and a contact pin 13 are further mounted on the PCB 10, the protective shell 20 is of a uncovered hollow cuboid structure, the bottom area of the protective shell 20 is the same as the area of the PCB 10, a protective sealing rubber plate 30 is mounted on the top surface of the PCB 10, contact pin through holes 32 which are the same as the contact pins 13 in number, correspond in position and are adaptive in size are formed in the protective sealing rubber plate 30, and the contact pins 13 penetrate through the contact pin through holes 32.

It should be noted that the bottom area of the protective sealing glue plate 30 is the same as the area of the PCB 10, so that the top surface of the PCB 10 can be completely sealed, and the waterproof and dustproof effects can be improved.

Further, four apex angle departments of protective housing 20 all install spacing angle seat 21, four apex angle departments of protection sealing glue board 30 install with spacing angle seat 21 position corresponding and joint complex reinforcement angle 31, through the cooperation of the spacing angle seat 21 that sets up and reinforcement angle 31, be convenient for dismantle the protection sealing glue board 30 after installing, improve the stability of structure.

Specifically, the protective housing 20 is made of a plastic material, the protective sealing glue plate 30 is made of a transparent pouring glue material, the pouring glue is used for bonding, sealing, filling and coating protection of electronic components, the pouring glue is in a liquid state before being cured and has fluidity, and the glue viscosity is different according to the material, performance and production process of the product. The pouring sealant can realize the use value after being completely cured, and can play the roles of water resistance, moisture resistance, dust prevention, insulation, heat conduction, confidentiality, corrosion resistance, temperature resistance and shock resistance after being cured.

In addition, the bottom surface of the protective sealing glue plate 30 is provided with an annular sealing strip 33, so that the waterproof and dustproof effects are further improved.

The utility model discloses an in the charactron of improvement, seal the gluey board 30 and seal PCB board 10 through the protection that sets up to combine protective housing 20's sealed effect, can reach dustproof and waterproof's effect, prolong its life, seal the glued board 30 through the protection and can protect MCU singlechip 11 and resistance-capacitance piece 12 on PCB board 10, make it be a whole in protective housing 20, the structure is more firm.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An improved nixie tube is characterized in that: including PCB board (10) that is used for fixed charactron and protecting sheathing (20) that is used for fixed PCB board (10), still install MCU singlechip (11), resistance-capacitance piece (12) and contact pin (13) on PCB board (10), protecting sheathing (20) are uncovered hollow cuboid structure, and the bottom surface area of protecting sheathing (20) with the area of PCB board (10) is the same, the top surface of PCB board (10) is installed and is protected and seal offset plate (30), protect seal offset plate (30) on seted up with contact pin (13) quantity is the same, the corresponding and contact pin through-hole (32) of size looks adaptation in position, contact pin (13) pass contact pin through-hole (32).

2. The improved nixie tube of claim 1, wherein: the bottom area of the protective sealant plate (30) is the same as the area of the PCB (10).

3. The improved nixie tube of claim 1, wherein: four top corners of the protective shell (20) are respectively provided with a limiting corner seat (21).

4. The improved nixie tube of claim 3, wherein: four apex angle departments of protection sealing offset plate (30) install with corresponding and joint complex reinforcement angle (31) in spacing angle seat (21) position.

5. The improved nixie tube of claim 1, wherein: the protective shell (20) is made of plastic materials.

6. The improved nixie tube of claim 1, wherein: the protective sealing rubber plate (30) is made of transparent pouring rubber materials.

7. The improved nixie tube of claim 1, wherein: the bottom surface of the protective rubber sealing plate (30) is provided with an annular sealing strip (33).