CN219534524U

CN219534524U - TVS diode with antistatic function

Info

Publication number: CN219534524U
Application number: CN202320337034.4U
Authority: CN
Inventors: 麻建国
Original assignee: Wuxi Fuyunde Semiconductor Technology Co ltd
Current assignee: Wuxi Fuyunde Semiconductor Technology Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-08-15
Anticipated expiration: 2033-02-28

Abstract

The utility model provides a TVS diode with an antistatic function, which relates to the technical field of diode protection and comprises the following components: the protection mechanism comprises a connecting wire, the outer surface of the connecting wire is provided with an antistatic silica gel sleeve, the inner surface of the antistatic silica gel sleeve is fixed on the outer surface of the connecting wire in a nested mode, the outer surface of the antistatic silica gel sleeve is provided with a PVC plastic shell, the inner surface of the PVC plastic shell is fixed on the outer surface of the antistatic silica gel sleeve in a nested mode, the connecting wire is provided with a wire stripper, and the inner surface of the wire stripper is in contact with the connecting wire. According to the utility model, the antistatic silica gel sleeve, the PVC plastic shell and the antistatic sleeve cap are used on the connecting wire, so that the TVS diode cannot be damaged due to PN junction in the TVS diode caused by static electricity in the actual use process, and the usability of the TVS diode in the actual use process is improved.

Description

TVS diode with antistatic function

Technical Field

The utility model relates to the technical field of diode protection, in particular to a TVS diode with an antistatic function.

Background

The existing diode is a device with two electrodes, only current is allowed to flow in a single direction, a plurality of uses are of rectifying function, and the diode is widely used in working environments such as various circuit boards, control boards and the like, and when the diode is used, a connecting wire is usually exposed in the external environment and does not make a certain protection, so that the damage to PN junction in the TVS diode is easily caused by electrostatic discharge in the use process of the TVS diode, and the problem that the whole TVS diode cannot be used occurs, so the practicability of the TVS diode in the actual use process is reduced. Therefore we provide a TVS diode with antistatic function.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a TVS diode with an antistatic function, wherein the PN junction in the TVS diode is damaged due to electrostatic discharge.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a TVS diode having an antistatic function, comprising: the protection machanism, protection machanism includes the connecting wire, the surface of connecting wire is provided with antistatic silica gel cover, antistatic silica gel cover's internal surface is fixed in the surface of connecting wire through nested mode, antistatic silica gel cover's surface is provided with PVC plastic case, the internal surface of PVC plastic case is fixed in the surface of antistatic silica gel cover through nested mode, be provided with the wire stripper on the connecting wire, the internal surface and the connecting wire contact of wire stripper, antistatic silica gel cover and PVC plastic case's one end is fixed in the both sides of wire stripper through hot melt plastics point, the one end of wire stripper is provided with hand power ware, hand power ware's one end fixed connection is in one side of wire stripper, the one end of connecting wire is provided with antistatic sleeve cap, antistatic sleeve cap is fixed in the one end of connecting wire through nested mode, the one end that antistatic sleeve cap was kept away from to the connecting wire is provided with backing plate mechanism, backing plate mechanism includes the germanium piece, one side of germanium piece is fixed in the connecting wire through welding mode and is kept away from one end of antistatic sleeve cap, the one side of connecting wire is kept away from the base through the alloy backing plate, one side is kept away from the one side of the base is kept away from in one side of the base is fixed with the base, the base is kept away from in one side of the alloy wire, one side is kept away from the base is fixed with the base through the alloy wire, one side is fixed with the base, one side is kept away from the base.

As a preferred implementation mode, be provided with the spout on the base, be provided with housing mechanism in the spout, housing mechanism includes the shell, the one end of shell is provided with the connecting rod, the one end that the shell was kept away from to the connecting rod is provided with the cardboard, the one end of connecting rod is fixed in the one end of shell through the welding mode, one side of cardboard is fixed in the one end that the shell was kept away from to the connecting rod through the welding mode.

Compared with the prior art, the utility model has the advantages and positive effects that:

according to the utility model, the antistatic silica gel sleeve, the PVC plastic shell and the antistatic sleeve cap are used on the connecting wire, so that the TVS diode cannot be damaged due to PN junction in the TVS diode caused by static electricity in the actual use process, and the usability of the TVS diode in the actual use process is improved.

Drawings

Fig. 1 is a schematic structural diagram of a TVS diode with an antistatic function according to the present utility model.

Fig. 2 is a schematic structural diagram of a protection mechanism of a TVS diode with an antistatic function according to the present utility model.

Fig. 3 is a schematic structural diagram of a pad mechanism of a TVS diode with an antistatic function according to the present utility model.

Fig. 4 is a schematic structural diagram of a housing mechanism of a TVS diode with an antistatic function according to the present utility model.

Legend description:

1. a protective mechanism; 11. a connecting wire; 12. an antistatic silica gel sleeve; 13. a PVC plastic shell; 14. a stitch removing device; 15. a hand puller; 16. an antistatic cap;

2. a backing plate mechanism; 21. a base; 22. a chute; 23. an antistatic backing plate; 24. jin Ti alloy; 25. germanium sheets; 26. a touch wire;

3. a housing mechanism; 31. a housing; 32. a connecting rod; 33. and (5) clamping plates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-3, the present utility model provides a technical solution: a TVS diode having an antistatic function, comprising: the protection mechanism 1, the protection mechanism 1 includes connecting wire 11, the surface of connecting wire 11 is provided with antistatic silica gel cover 12, the internal surface of antistatic silica gel cover 12 passes through the surface of nested mode fixed at connecting wire 11, the surface of antistatic silica gel cover 12 is provided with PVC plastic case 13, the internal surface of PVC plastic case 13 passes through the surface of nested mode fixed at antistatic silica gel cover 12, be provided with wire stripper 14 on connecting wire 11, the internal surface of wire stripper 14 contacts with connecting wire 11, the one end of antistatic silica gel cover 12 and PVC plastic case 13 is fixed in the both sides of wire stripper 14 through hot melt plastics point, the one end of wire stripper 14 is provided with hand power ware 15, the one end fixed connection of hand power ware 15 is in one side of wire stripper 14, the one end of connecting wire 11 is provided with antistatic cap 16, antistatic cap 16 passes through the one end of nested mode fixed at connecting wire 11, the one end of connecting wire 11 is provided with backing plate mechanism 2, backing plate mechanism 2 includes germanium piece 25, one side of germanium piece 25 is fixed in a welding mode at the connecting wire 11 and is kept away from the one side of wire 11 at the backing plate 25, one side of connecting wire 21 is kept away from the base of wire 11 and is kept away from the base of connecting wire 21, one side 21 is kept away from the base of connecting wire 21, one side is kept away from the base of the base is fixed at one side of connecting wire 21, the base is kept away from the base is fixed at one side of the base is 23, the base is set up to be provided with the base is 23, the base is fixed at one side of the base is 23 is kept away from the base is 23, the base is 23.

In this embodiment, when installing the TVS diode, the operator pulls the hand puller 15 with hand and pulls the wire puller 14 outside the connecting wire 11 outwards, so that the wire puller 14 is detached from the connecting wire 11, and then the antistatic cap 16, the PVC plastic shell 13 and the antistatic silicone sleeve 12 at one end of the connecting wire 11 are taken out from the connecting wire 11 and installed after the wire puller 14 is detached from the connecting wire 11, the power-on test is performed in the installation process, whether the internal electric device works normally is observed, the base 21 is required to be fixed by the operator only because the TVS diode is not fixed by hand in the installation test, and the antistatic backing plate 23 at one side of the base 21 prevents current from entering the base 21 to protect the safety of the operator.

Example 2

As shown in fig. 1-4, a chute 22 is provided on a base 21, a housing mechanism 3 is provided in the chute 22, the housing mechanism 3 includes a housing 31, one end of the housing 31 is provided with a connecting rod 32, one end of the connecting rod 32 far away from the housing 31 is provided with a clamping plate 33, one end of the connecting rod 32 is fixed at one end of the housing 31 in a welding manner, and one side of the clamping plate 33 is fixed at one end of the connecting rod 32 far away from the housing 31 in a welding manner.

In this embodiment, through just can carry out fixed mounting shell 31 after testing TVS diode normal use, when installing shell 31, the staff rotates the spout 22 on the base 21 with connecting rod 32 and cardboard 33 of shell 31 one end through handheld shell 31 alignment, rotate the back cardboard 33 buckle of certain distance fix in spout 22 can, such mounting means makes the staff more convenient simple when installing this TVS diode, has improved the practicality of this TVS diode in the in-service use.

Working principle:

as shown in fig. 1-4, when the TVS diode is installed, a worker pulls the hand puller 15 by hand and pulls the hand puller 14 outwards so that the wire stripper 14 fixed outside the connecting wire 11 is separated from the connecting wire 11, the wire stripper 14 is detached from the connecting wire 11, then the antistatic cap 16, the PVC plastic shell 13 and the antistatic silica gel sleeve 12 at one end of the connecting wire 11 are taken out from the connecting wire 11 and installed, the power-on test is performed during the installation, whether the internal electric device works normally is observed, the base 21 is required to be fixed by the worker by hand because the TVS diode is not fixed, the antistatic backing plate 23 at one side of the base 21 stops the current from entering the base 21, after the protection test for the safety of the worker is completed, the shell 31 is installed on the base 21, the connecting rod 32 and the clamping plate 33 at one end of the shell 31 are aligned with the sliding groove 22 on the base 21 through the handheld shell 31, and the clamping plate 33 is buckled and fixed in the sliding groove 22 after a certain distance.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. A TVS diode having an antistatic function, comprising: protection machanism (1), protection machanism (1) is including connecting wire (11), the surface of connecting wire (11) is provided with antistatic silica gel cover (12), the surface of antistatic silica gel cover (12) is provided with PVC plastic case (13), be provided with on connecting wire (11) and tear open line ware (14), the one end of tear open line ware (14) is provided with hand-pulled ware (15), the one end of connecting wire (11) is provided with antistatic cap (16), the one end that antistatic cap (16) was kept away from to connecting wire (11) is provided with backing plate mechanism (2), backing plate mechanism (2) include germanium piece (25), one side that connecting wire (11) were kept away from to germanium piece (25) is provided with touch silk (26), the surface of connecting wire (11) is provided with base (21), one side of base (21) is provided with antistatic backing plate (23), one side that base (21) were kept away from to antistatic backing plate (23) is provided with gold-antimony alloy (24).

2. The TVS diode with an antistatic function according to claim 1, wherein: the inner surface of the antistatic silica gel sleeve (12) is fixed on the outer surface of the connecting wire (11) in a nested mode, and the inner surface of the PVC plastic shell (13) is fixed on the outer surface of the antistatic silica gel sleeve (12) in a nested mode.

3. The TVS diode with an antistatic function according to claim 2, wherein: the inner surface of the wire stripper (14) is in contact with the connecting wire (11), one ends of the antistatic silica gel sleeve (12) and the PVC plastic shell (13) are fixed on two sides of the wire stripper (14) through hot melt plastic points, and one end of the hand puller (15) is fixedly connected to one side of the wire stripper (14).

4. The TVS diode with an antistatic function according to claim 1, wherein: the antistatic cap (16) is fixed at one end of the connecting wire (11) in a nested mode, and the connecting wire (11) is limited and fixedly penetrates through the base (21).

5. The TVS diode with an antistatic function according to claim 1, wherein: one side of the germanium sheet (25) is fixed at one end of the connecting wire (11) far away from the antistatic cap (16) in a welding mode, and two ends of the contact wire (26) are fixed at one end of the germanium sheet (25) far away from the connecting wire (11) in a welding mode.

6. The TVS diode with an antistatic function according to claim 1, wherein: one side of the antistatic backing plate (23) is fixedly connected to one side of the base (21), and one side of the Jin Ti alloy (24) is fixedly connected to one side of the antistatic backing plate (23) far away from the base (21).