CN216435877U

CN216435877U - Dustproof paster TVS diode

Info

Publication number: CN216435877U
Application number: CN202122643178.6U
Authority: CN
Inventors: 程刚; 何毕慎; 江明
Original assignee: Shenzhen Xufanda Technology Co ltd
Current assignee: Shenzhen Xufanda Technology Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-05-03
Anticipated expiration: 2031-11-01

Abstract

The utility model discloses a dustproof paster TVS diode, including end shrouding and last casing, one side of end shrouding bottom be provided with alternate in go up the pin of casing one, the opposite side of end shrouding bottom be provided with alternate in go up the pin two of casing, the intermediate position on end shrouding top be provided with pin one with the diode inner core subassembly that pin two-phase cooperation is connected, the four corners on end shrouding top all is provided with spacing conical head, the side on end shrouding top is provided with sealed frame, the four corners of going up the casing bottom all be provided with spacing conical head assorted spacing hole, the side of going up the casing bottom be provided with sealed frame assorted sealed frame groove. Has the beneficial effects that: the TVS diode has good sealing performance and heat dissipation performance, is convenient to assemble and install, and effectively prolongs the service life and improves the production and processing efficiency.

Description

Dustproof paster TVS diode

Technical Field

The utility model relates to a diode technical field particularly, relates to a dustproof paster TVS diode.

Background

TVS diodes, also known as transient suppression diodes, are a commonly used new type of high efficiency circuit protection device with extremely fast response times and relatively high surge absorption capabilities. When the two ends of the TVS are subjected to transient high-energy impact, the TVS can change the impedance value between the two ends from high impedance to low impedance at a very high speed so as to absorb a transient large current and clamp the voltage between the two ends of the TVS at a preset value, thereby protecting the following circuit elements from the impact of transient high-voltage spike pulse. However, the existing TVS diode assembly structure is complex, the heat dissipation performance and the sealing performance are not good, and the using effect is not good.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides a dustproof paster TVS diode to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a dustproof paster TVS diode, includes end shrouding and last casing, one side of end shrouding bottom be provided with alternate in go up the pin of casing one, the opposite side of end shrouding bottom be provided with alternate in go up the pin two of casing, the intermediate position on end shrouding top be provided with pin one with the diode inner core subassembly that pin two-phase cooperation is connected, the four corners on end shrouding top all is provided with spacing conical head, the side on end shrouding top is provided with sealed frame, the four corners of going up the casing bottom all be provided with spacing hole of spacing conical head assorted, the side of going up the casing bottom be provided with sealed frame assorted sealed frame groove.

Furthermore, an accommodating groove matched with the diode inner core assembly is formed in the middle of the bottom end of the upper shell.

Furthermore, a groove is formed in the top end of the upper shell, a heat dissipation plate is arranged inside the groove, and a heat conduction column penetrating into the accommodating groove is arranged at the bottom end of the heat dissipation plate.

Furthermore, a plurality of through holes matched with the heat conducting columns are formed in the grooves, the heat dissipation plate and the heat conducting columns are made of aluminum, and the top end of the heat dissipation plate is of a rough surface structure.

Furthermore, a sealing rubber ring is arranged on the side edge of the top end of the bottom sealing plate.

Furthermore, the top and the side of sealed frame all are provided with the gasket strip, the gasket strip is the rubber material.

The utility model has the advantages that: through setting up by the bottom sealing board, go up casing, pin one, pin two, diode inner core subassembly, spacing conical head, sealed frame, spacing hole and the dustproof paster TVS diode that sealed frame groove constitutes to make this TVS diode have better leakproofness well and heat dispersion, be convenient for equipment and installation simultaneously, effectively improve its life and production machining efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a dust-proof patch TVS diode according to an embodiment of the present invention;

fig. 2 is an exploded view of a dust patch TVS diode according to an embodiment of the present invention;

fig. 3 is a schematic view of an upper case structure of a TVS diode according to an embodiment of the present invention.

In the figure:

1. a bottom sealing plate; 2. an upper housing; 3. a first pin; 4. a second pin; 5. an diode inner core component; 6. a limiting conical head; 7. a sealing frame; 8. a limiting hole; 9. sealing the frame groove; 10. accommodating grooves; 11. a groove; 12. a heat dissipation plate; 13. a heat-conducting column; 14. a through hole; 15. sealing the rubber ring; 16. and sealing the gasket strip.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a dustproof paster TVS diode.

The first embodiment is as follows:

as shown in fig. 1-3, according to the utility model discloses dustproof paster TVS diode, including end shrouding 1 and last casing 2, one side of end shrouding 1 bottom be provided with alternate in go up casing 2's pin 3, the opposite side of end shrouding 1 bottom be provided with alternate in go up casing 2's pin two 4, the intermediate position on end shrouding 1 top be provided with pin 3 with pin two 4 cooperatees diode inner core assembly 5 of connecting, the four corners on end shrouding 1 top all is provided with spacing conical head 6, the side on end shrouding 1 top is provided with sealed frame 7, the four corners of going up casing 2 bottom all be provided with spacing hole 8 of spacing conical head 6 assorted, the side of going up casing 2 bottom be provided with sealed frame 7 assorted sealed frame groove 9.

By means of the technical scheme, the dustproof surface mount TVS diode is formed by the bottom sealing plate 1, the upper shell 2, the first pin 3, the second pin 4, the diode inner core assembly 5, the limiting conical head 6, the sealing frame 7, the limiting hole 8 and the sealing frame groove 9, so that the TVS diode has good sealing performance and heat dissipation performance, is convenient to assemble and install and effectively prolongs the service life and improves the production and processing efficiency.

Example two:

as shown in fig. 1-3, a first pin 3 inserted into the upper housing 2 is disposed at one side of the bottom end of the bottom sealing plate 1, a second pin 4 inserted into the upper housing 2 is disposed at the other side of the bottom end of the bottom sealing plate 1, a diode core assembly 5 connected to the first pin 3 and the second pin 4 in a matching manner is disposed at the middle position of the top end of the bottom sealing plate 1, limiting conical heads 6 are disposed at four corners of the top end of the bottom sealing plate 1, a sealing frame 7 is disposed at the side edge of the top end of the bottom sealing plate 1, limiting holes 8 matched with the limiting conical heads 6 are disposed at four corners of the bottom end of the upper housing 2, a sealing frame groove 9 matched with the sealing frame 7 is disposed at the side edge of the bottom end of the upper housing 2, an accommodating groove 10 matched with the diode core assembly 5 is disposed at the middle position of the bottom end of the upper housing 2, a groove 11 is disposed at the top end of the upper housing 2, the inside of recess 11 is provided with heating panel 12, the bottom of heating panel 12 be provided with alternate in the heat conduction post 13 of holding tank 10, the inside of recess 11 seted up a plurality of with heat conduction post 13 assorted through-hole 14, heating panel 12 with heat conduction post 13 is the aluminium material, the top of heating panel 12 is the rough surface structure.

Example three:

as shown in fig. 1-3, a first pin 3 inserted into the upper housing 2 is disposed on one side of the bottom end of the bottom sealing plate 1, a second pin 4 inserted into the upper housing 2 is disposed on the other side of the bottom end of the bottom sealing plate 1, a diode core assembly 5 connected to the first pin 3 and the second pin 4 in a matching manner is disposed in the middle of the top end of the bottom sealing plate 1, limiting conical heads 6 are disposed at four corners of the top end of the bottom sealing plate 1, a sealing frame 7 is disposed at a side edge of the top end of the bottom sealing plate 1, limiting holes 8 matched with the limiting conical heads 6 are disposed at four corners of the bottom end of the upper housing 2, a sealing frame groove 9 matched with the sealing frame 7 is disposed at a side edge of the bottom end of the upper housing 2, a sealing rubber ring 15 is disposed at a side edge of the top end of the bottom sealing plate 1, and sealing gaskets 16 are disposed at a top end and a side edge of the sealing frame 7, the gasket strip 16 is made of rubber.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, make bottom sealing plate 1, last casing 2 sealing connection through sealing frame 7, sealed frame groove 9, sealing gasket strip 16 and sealed rubber ring 15, play better dustproof and waterproof effect, can make the inside heat of TVS diode discharge fast through heating panel 12 and heat conduction post 13.

To sum up, with the aid of the above technical scheme of the utility model, through setting up the dustproof paster TVS diode that comprises end shrouding 1, last casing 2, pin one 3, pin two 4, diode inner core subassembly 5, spacing conical head 6, sealed frame 7, spacing hole 8 and sealed frame groove 9 to make this TVS diode have better leakproofness well and heat dispersion, be convenient for equipment and installation simultaneously, effectively improve its life and production machining efficiency.

Claims

1. A dust-proof TVS diode is characterized by comprising a bottom sealing plate (1) and an upper shell (2), one side of the bottom end of the bottom sealing plate (1) is provided with a first pin (3) which is inserted into the upper shell (2), a second pin (4) inserted in the upper shell (2) is arranged on the other side of the bottom end of the bottom sealing plate (1), a diode inner core component (5) which is matched and connected with the pin I (3) and the pin II (4) is arranged in the middle of the top end of the bottom sealing plate (1), four corners of the top end of the bottom sealing plate (1) are provided with limiting conical heads (6), a sealing frame (7) is arranged on the side edge of the top end of the bottom sealing plate (1), limiting holes (8) matched with the limiting conical heads (6) are arranged at four corners of the bottom end of the upper shell (2), and a sealing frame groove (9) matched with the sealing frame (7) is formed in the side edge of the bottom end of the upper shell (2).

2. The TVS diode as claimed in claim 1, wherein the upper case (2) has a receiving groove (10) formed at a middle position of a bottom end thereof to be fitted with the diode core assembly (5).

3. The TVS diode as claimed in claim 2, wherein the top end of the upper case (2) is formed with a recess (11), the recess (11) is internally provided with a heat dissipation plate (12), and the bottom end of the heat dissipation plate (12) is provided with a heat conduction post (13) inserted into the receiving groove (10).

4. The TVS diode as claimed in claim 3, wherein the recess (11) defines a plurality of through holes (14) therein for receiving the heat-conducting posts (13), the heat-dissipating plate (12) and the heat-conducting posts (13) are made of aluminum, and the top of the heat-dissipating plate (12) is of a rough surface structure.

5. The TVS diode as claimed in claim 1, wherein a sealing rubber ring (15) is disposed on a side edge of a top end of the bottom sealing plate (1).

6. The TVS diode as claimed in claim 1, wherein the sealing frame (7) is provided with sealing gaskets (16) at both top and side edges thereof, and the sealing gaskets (16) are made of rubber.