CN218472302U

CN218472302U - Wiring protection structure of diode screening table

Info

Publication number: CN218472302U
Application number: CN202222228124.8U
Authority: CN
Inventors: 高建明; 李伟
Original assignee: Nanjing Chuangrui Semiconductor Co ltd
Current assignee: Nanjing Chuangrui Semiconductor Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-02-10
Anticipated expiration: 2032-08-23

Abstract

The utility model relates to a diode screening field specifically is a wiring protection architecture of diode screening platform, include: a first protection plate is arranged on one side, close to the detection assembly, of the diode screening table main body, and a first wire guide groove is formed in the surface of the first protection plate; the second protective plate is arranged on one side, away from the main body of the diode screening table, of the first protective plate, and a second wire groove is formed in the surface of the second protective plate; the metal elastic sheet is arranged on the surface of the first protection plate; the beneficial effects are that: the utility model discloses a diode screening platform, including diode screening platform main part, the guide junction department of diode screening platform main part, the wire is pressed to the inside of a metallic channel through housing bolt with the terminal of will colding pressing, make the wire fill up with a protection and a sheath contact, then press the surface of a protection shield with No. two, make No. two protection pads and No. two sheaths and wire contact, then the position of No. two fixed protection shields, prevent that the wire from rocking with the junction of colding pressing the terminal, thereby the damaged or even disconnection problem of junction of wire and colding pressing the terminal has been avoided.

Description

Wiring protection structure of diode screening table

Technical Field

The utility model relates to a diode screening field specifically is a wiring protection architecture of diode screening platform.

Background

The diode is an electronic device made of semiconductor materials and has unidirectional conductivity, namely when a forward voltage is applied to the anode of the diode, the diode is conducted, when a reverse voltage is applied to the anode and the cathode, the diode is cut off, and the performance of the diode is required to be detected and screened through a diode screening table in the production process of the diode;

the existing diode screening table is controlled by a microcomputer, an ultra-steady rated current is applied to a diode within 3-5 seconds, so that the junction temperature of the diode is quickly close to or reaches the highest allowable junction temperature TjM, diode thermal sensitive parameters are used as failure criteria, normal temperature, high temperature and variable quantity before and after heating are tested and screened at one time for VF, IR and VDR of the diode, and thermal instability devices with large thermal resistance, instant thermal open, large high-temperature leakage current and the like are removed. Meanwhile, the applied hyperstatic rated current simulates the stress such as surge current and the like which may occur when the test tube is actually used so as to check the impact bearing capacity of the test tube;

when the existing diode screening table is used, the wire of the detection assembly of the diode screening table is required to be inserted into the pressing bolt of the diode screening table main body through the cold pressing terminal at the end part of the wire, then the cold pressing terminal is pressed through rotating the pressing bolt, the electric connection between the detection assembly and the diode screening table main body is realized, but in the using process, when the detection assembly is moved, the wire can be driven to shake, the connection part of the wire and the cold pressing terminal is accelerated to be worn, the connection part of the wire and the cold pressing terminal is damaged or even disconnected, and the normal use of the diode screening table and the service life of the wire are influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wiring protection architecture of diode screening platform to solve the problem that proposes among the above-mentioned background art.

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

a wiring protection structure of a diode screening table, comprising:

the diode screening table comprises a diode screening table main body, wherein a detection assembly is arranged on one side of the diode screening table main body, a first protection plate is arranged on one side, close to the detection assembly, of the diode screening table main body, and a first wire guide groove is formed in the surface of the first protection plate;

the diode screening table comprises a diode screening table main body, a first protection plate, a second protection plate, a fixing block and a first guide rail, wherein the first protection plate is arranged on one side of the diode screening table main body, and the second protection plate is arranged on the other side of the diode screening table main body;

the metal elastic sheet is arranged on the surface of the first protection plate, and the surface of the metal elastic sheet is provided with a fixing hole.

Preferably, the surface of diode screening table main part is provided with display device and control assembly, and one side that diode screening table main part is close to detecting element is provided with the wire tie point, and wire tie point department rotates and is provided with clamp bolt, and detecting element's surface is provided with the wire, and the one end fixedly connected with terminal of colding pressing of wire will be colded pressing the terminal plug-in and connect clamp bolt's surface, rotates clamp bolt and will cold pressing the terminal and fix in the wire tie point department of diode screening table main part, realizes diode screening table main part and detecting element's electric connection.

Preferably, the protection shield is square plate-shaped structure, a protection shield and diode screening table main part fixed connection, a metallic channel is seted up in one side that the diode screening table main part was kept away from to a protection shield, a metallic channel is provided with the multiunit, the position of a metallic channel corresponds with the position of wire, the inner wall of a metallic channel is fixed to bond has a protection pad, a mounting groove has been seted up to the inner wall of a metallic channel, the inside of a mounting groove is fixed to bond has a sheath, the one end that a protection pad was kept away from to a sheath extends to the outside of a metallic channel.

Preferably, the shape and the size of the second protection plate are the same as those of the first protection plate, and the second protection plate is detachably connected with the first protection plate.

Preferably, the second wire groove has been seted up the multiunit, no. two wire grooves of multiunit and a multiunit wire groove one-to-one, and the inner wall of No. two wire grooves is fixed to be bonded has No. two protection pads, and No. two mounting grooves have been seted up to the inner wall of No. two wire grooves, and the inner wall of No. two mounting grooves is fixed to be bonded has No. two sheaths, and No. two sheaths keep away from the one end of No. two protection pads and extend to the outside of No. two wire grooves.

Preferably, the fixed block is provided with two sets ofly, and two sets of fixed blocks symmetry set up in the both ends of No. two protection shields, and the fixed block is overall structure with No. two protection shields, and one side that the fixed block is close to a protection shield sets up to the inclined plane.

Preferably, the metal elastic sheet is of an arc-shaped plate structure and has elasticity, the metal elastic sheet is fixedly riveted with the first protection plate, the metal elastic sheets are provided with two groups, and the two groups of metal elastic sheets are symmetrically arranged at two ends of the first protection plate.

Preferably, the fixing holes penetrate through two sides of the metal elastic sheet, and the positions of the fixing holes correspond to the positions of the fixing blocks.

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

the utility model provides a wiring protection architecture of diode screening platform, will colding press the terminal through clamp bolt and fix in the direction junction department back of diode screening platform main part, press the inside of a metallic channel with the wire, make wire and a protection pad and a sheath contact, then press the surface of a protection shield with No. two protection shields, make No. two protection pads and No. two sheaths and wire contact, then fix the position of No. two protection shields, prevent that the wire from rocking with the junction of colding pressing the terminal, thereby avoided the wire and the damaged disconnection problem even of junction of colding pressing the terminal.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the second protection plate of the present invention;

fig. 4 is a schematic structural view of the first protection board of the present invention.

In the figure: diode screening platform main part 1, detection component 2, a protection shield 3, metal shrapnel 31, fixed orifices 311, a metallic channel 32, a protection pad 33, a mounting groove 34, a sheath 35, no. two protection shields 4, fixed block 41, no. two metallic channels 42, no. two protection pads 43, no. two mounting grooves 44, no. two sheaths 45, wire 5.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some embodiments of the invention and are not limiting of the invention, and that all other embodiments obtained by those of ordinary skill in the art without the exercise of inventive faculty are within the scope of the invention.

Example one

Referring to fig. 1-4, the present invention provides a technical solution:

a wiring protection structure of a diode screening deck, comprising: a detection assembly 2 is arranged on one side of the diode screening table main body 1, a first protection plate 3 is arranged on one side, close to the detection assembly 2, of the diode screening table main body 1, and a first wire guide groove 32 is formed in the surface of the first protection plate 3; the second protection plate 4 is arranged on one side, away from the diode screening table main body 1, of the first protection plate 3, a second wire groove 42 is formed in the surface of the second protection plate 4, and a fixed block 41 is arranged on the surface of the second protection plate 4; the metal elastic sheet 31 is arranged on the surface of the first protection plate 3, and a fixing hole 311 is formed in the surface of the metal elastic sheet 31; the surface of the diode screening table main body 1 is provided with a display device and a control assembly, one side, close to the detection assembly 2, of the diode screening table main body 1 is provided with a plurality of groups of lead connecting points, compression bolts are rotatably arranged at the lead connecting points, a plurality of groups of leads 5 are arranged on the surface of the detection assembly 2, one ends of the leads 5 are fixedly connected with cold pressing terminals, the cold pressing terminals are inserted into the surfaces of the compression bolts, the compression bolts are rotated to fix the cold pressing terminals at the lead connecting points of the diode screening table main body 1, and the diode screening table main body 1 is electrically connected with the detection assembly 2; the terminal of will colding pressing through housing bolt fixes the direction junction department back at diode screening table main part 1, press the inside of a metallic channel 32 with wire 5, then press the surface of a protection shield 3 with No. two protection shields 4, make No. two metallic channels 42 joint to wire 5's surface, fix No. two protection shields 4, prevent that wire 5 from rocking with the junction of the terminal of colding pressing, thereby avoided wire 5 and the damaged disconnection problem even of junction of the terminal of colding pressing.

Example two

On the basis of the first embodiment, in order to protect the wires 5, the first protection plate 3 is of a square plate structure, the first protection plate 3 is fixedly connected with the diode screening table main body 1, the first wire groove 32 is formed in one side, away from the diode screening table main body 1, of the first protection plate 3, a plurality of groups of wire grooves 32 are formed in the first wire groove 32, the position of the first wire groove 32 corresponds to the position of the wires 5, a first protection pad 33 is fixedly bonded on the inner wall of the first wire groove 32, a first installation groove 34 is formed in the inner wall of the first wire groove 32, a first sheath 35 is fixedly bonded inside the first installation groove 34, and one end, away from the first protection pad 33, of the first sheath 35 extends to the outside of the first wire groove 32; the shape and the size of the second protection plate 4 are the same as those of the first protection plate 3, and the second protection plate 4 is detachably connected with the first protection plate 3; a plurality of groups of second guide grooves 42 are formed, the plurality of groups of second guide grooves 42 correspond to the plurality of groups of first guide grooves 32 one by one, second protective pads 43 are fixedly bonded on the inner walls of the second guide grooves 42, second mounting grooves 44 are formed in the inner walls of the second guide grooves 42, second sheaths 45 are fixedly bonded on the inner walls of the second mounting grooves 44, and one ends, far away from the second protective pads 43, of the second sheaths 45 extend to the outside of the second guide grooves 42; after the wire 5 got into wire casing 32 inside, wire 5 contacted with protection pad 33 and sheath 35 No. one, when No. two wire casings 42 blocked the surface to wire 5, no. two protection pads 43 and No. two sheaths 45 contacted with wire 5, wire 5 was wrapped up by protection pad 33 and No. two protection pads 43 and No. one sheath 35 and No. two sheaths 45 this moment, because No. one sheath 35 and No. two sheaths 45 extend to wire casing 32 and No. two wire casings 42 outsidely respectively, consequently wire 5 was close to the one end distance of a protection shield 3 and is wrapped up by No. one sheath 35 and No. two sheaths 45, avoid wire 5 to take place the wearing and tearing near the position of a protection shield 3.

EXAMPLE III

On the basis of the second embodiment, in order to fix the second protection plate 4, two groups of fixing blocks 41 are arranged, the two groups of fixing blocks 41 are symmetrically arranged at two ends of the second protection plate 4, the fixing blocks 41 and the second protection plate 4 are of an integral structure, and one side, close to the first protection plate 3, of each fixing block 41 is provided with an inclined surface; the metal elastic sheet 31 is of an arc-shaped plate structure, the metal elastic sheet 31 has elasticity, the metal elastic sheet 31 is fixedly riveted with the first protection plate 3, two groups of metal elastic sheets 31 are arranged, and the two groups of metal elastic sheets 31 are symmetrically arranged at two ends of the first protection plate 3; the fixing holes 311 penetrate through two sides of the metal elastic sheet 31, and the positions of the fixing holes 311 correspond to the positions of the fixing blocks 41; in-process on the surface of pressing No. 3 with No. two protection shields 4, the fixed block 41 at No. two protection shields 4 both ends extrudes metal shrapnel 31, makes metal shrapnel 31 produce elastic deformation, and when fixed block 41 aligns with fixed orifices 311, metal shrapnel 31's resilience force makes the fixed orifices 311 joint to the surface of fixed block 41 to No. two fixed protection shields 4's position.

During the in-service use, will colding press the terminal through housing bolt and fix behind the direction junction department at diode screening platform main part 1, press wire 5 to the inside of a wire casing 32, make wire 5 and a protection pad 33 and a sheath 35 contact, then press No. two protection shield 4 to the surface of a protection shield 3, make No. two protection pad 43 and No. two sheath 45 contact with wire 5, wire 5 is wrapped up by a protection pad 33 and No. two protection pad 43 and a sheath 35 and No. two sheath 45 this moment, because No. one sheath 35 and No. two sheath 45 extend to wire casing 32 and No. two wire casing 42 outsidely respectively, consequently wire 5 is close to the one end distance of a protection shield 3 and is wrapped up by a sheath 35 and No. two sheath 45, avoid wire 5 to be close to the position of a protection shield 3 and take place wearing and tearing, press No. two protection shield 4 to the in-process on the surface of a protection shield 3, no. two protection shield 4 both ends fixed block 41 extrudees 31 to the metal shell fragment 31, make the metal fixed block 31 align with fixed block 311 of fixed hole of fixed connection of fixed terminal, thereby the damaged wire is prevented from rocking the fixed connection of No. 5 and No. two protection shield 5 and No. 4 fixed block 311 department of the damaged of the wire.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wiring protection architecture of diode screening platform which characterized in that: the wiring protection structure of the diode screening table comprises:

the diode screening table comprises a diode screening table main body (1), wherein a detection assembly (2) is arranged on one side of the diode screening table main body (1), a first protection plate (3) is arranged on one side, close to the detection assembly (2), of the diode screening table main body (1), and a first wire guide groove (32) is formed in the surface of the first protection plate (3);

the diode screening table comprises a first protection plate (3), a second protection plate (4), a second wire groove (42) and a fixing block (41), wherein the first protection plate (3) is arranged on one side, away from the diode screening table main body (1), of the second protection plate (4);

the metal elastic sheet (31), the metal elastic sheet (31) is arranged on the surface of the first protection plate (3), and the surface of the metal elastic sheet (31) is provided with a fixing hole (311).

2. The diode screening table wiring protection structure of claim 1, wherein: the surface of diode screening platform main part (1) is provided with display device and control assembly, one side that diode screening platform main part (1) is close to determine module (2) is provided with multiunit wire tie point, wire tie point department rotates and is provided with clamp bolt, the surface of determine module (2) is provided with multiunit wire (5), the one end fixedly connected with of wire (5) terminal of colding pressing, the terminal plug-in connection's of will colding pressing surface of clamp bolt, rotate clamp bolt and will cold pressing the terminal and fix the wire tie point department at diode screening platform main part (1), realize the electric connection of diode screening platform main part (1) and determine module (2).

3. The diode screening table wiring protection structure of claim 2, wherein: a protection shield (3) is square plate structure, a protection shield (3) and diode screening platform main part (1) fixed connection, one side of keeping away from diode screening platform main part (1) in a protection shield (3) is seted up in metallic channel (32), metallic channel (32) are provided with the multiunit, the position of a metallic channel (32) corresponds with the position of wire (5), the inner wall of a metallic channel (32) is fixed to bond has a protection pad (33), mounting groove (34) have been seted up to the inner wall of a metallic channel (32), the inside of a mounting groove (34) is fixed to bond has a sheath (35), the one end that a protection pad (33) was kept away from to a sheath (35) extends to the outside of a metallic channel (32).

4. A diode screening station wiring protection structure as claimed in claim 3, wherein: the shape and the size of the second protection plate (4) are the same as those of the first protection plate (3), and the second protection plate (4) is detachably connected with the first protection plate (3).

5. The diode screening table wiring protection structure of claim 4, wherein: the multiunit has been seted up in No. two metallic channels (42), no. two metallic channels of multiunit (42) and a metallic channel of multiunit (32) one-to-one, the inner wall of No. two metallic channels (42) is fixed to bond has No. two protection pads (43), no. two mounting groove (44) have been seted up to the inner wall of No. two metallic channels (42), the inner wall of No. two mounting groove (44) is fixed to bond has No. two sheath (45), no. two one end that No. two protection pads (43) were kept away from in sheath (45) extends to the outside of No. two metallic channels (42).

6. The diode screening table wiring protection structure of claim 5, wherein: the fixed block (41) is provided with two sets, and two sets of fixed blocks (41) symmetry set up in the both ends of No. two protection shields (4), and fixed block (41) and No. two protection shields (4) are overall structure, and one side that fixed block (41) are close to a protection shield (3) sets up to the inclined plane.

7. The diode screening table wiring protection structure of claim 6, wherein: the metal elastic sheet (31) is of an arc-shaped plate structure, the metal elastic sheet (31) has elasticity, the metal elastic sheet (31) is fixedly riveted with the first protection plate (3), two groups of metal elastic sheets (31) are arranged, and the two groups of metal elastic sheets (31) are symmetrically arranged at two ends of the first protection plate (3).

8. A wiring protection structure of a diode screening deck according to claim 7, wherein: the fixing holes (311) penetrate through two sides of the metal elastic sheet (31), and the positions of the fixing holes (311) correspond to the positions of the fixing blocks (41).