CN212436004U

CN212436004U - High-reliability surface-mounted ESD (electronic static discharge) suppressor

Info

Publication number: CN212436004U
Application number: CN202021590035.2U
Authority: CN
Inventors: 邱斌
Original assignee: Dongguan Changsong Electronic Technology Co ltd
Current assignee: Dongguan Changsong Electronic Technology Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-01-29
Anticipated expiration: 2030-08-04

Abstract

The utility model relates to an ESD inhibitor technical field especially relates to a SMD ESD inhibitor of high reliability, including the base, set up suppressor body, first heat-conducting plate, the second heat-conducting plate inside the base, first heat-conducting plate, second heat-conducting plate set up respectively in the top and the bottom of suppressor body, first heat-conducting plate top is pegged graft and is had a plurality of heat dissipation copper sheets, each heat dissipation copper sheet is covered with the lag respectively, the both sides equipartition of lag has seted up a plurality of louvres, the front end both sides and the rear end both sides of suppressor body are equipped with the metal pin of L-shaped structure respectively, the bottom of metal pin is equipped with the soldering lug; the utility model discloses can in time discharge the heat of inhibitor body, restrain effectually.

Description

High-reliability surface-mounted ESD (electronic static discharge) suppressor

The technical field is as follows:

the utility model relates to a ESD suppressor technical field especially relates to a SMD ESD suppressor of high reliability.

Background art:

ESD is an acronym of electrostatic discharge, namely the meaning of electrostatic discharge, which is a discipline formed in the later stage to research the generation, harm and electrostatic protection of static electricity, when the static electricity is the friction of two substances with different dielectric coefficients, positive and negative charges are respectively accumulated on two special bodies, when the two objects are contacted, one of the positive and negative charges tends to attract electrons, so that the two objects can form different charging potentials, the static electricity generated by the friction between human skin and clothes is one of the main reasons of the human body electrification, the static electricity is inevitably generated when a machine runs, electronic products and the like work, the damage of the device caused by the static electricity is mainly dominant and negative, the negative is imperceptible, the device is easily damaged when the machine is in overvoltage and high temperature, and the thermal failure of the device is caused by the heat released by the generated current, the ESD suppressor is one of the ESD suppressors, is generally placed near a port needing protection when in work, and achieves the purpose by suppressing the static discharge.

The ESD suppressors on the current market lack a necessary heat dissipation structure, so that a large amount of heat generated during working cannot be discharged in time, the temperature is high, the suppression effect during working is reduced, and electrostatic discharge is easily caused to cause damage.

The utility model has the following contents:

the utility model aims at providing a can be in time with the SMD ESD inhibitor of heat discharge, the good high reliability of suppression effect to what prior art exists not enough.

In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a SMD ESD inhibitor of high reliability, includes the base, sets up in the inside inhibitor body of base, first heat-conducting plate, second heat-conducting plate set up respectively in the top and the bottom of inhibitor body, and first heat-conducting plate top is pegged graft and is had a plurality of heat dissipation copper sheet, and each heat dissipation copper sheet covers respectively and is equipped with the lag, and a plurality of louvres have been seted up to the both sides equipartition of lag, and the front end both sides and the rear end both sides of inhibitor body are equipped with the metal pin of L shape structure respectively, and the bottom of metal pin is equipped with the soldering.

The further improvement of the scheme is that ventilation holes which are the same as the number of the heat dissipation holes and correspond to the positions of the heat dissipation holes are uniformly distributed on two sides of each heat dissipation copper sheet.

The further improvement of the scheme is that the number of the radiating copper sheets is multiple, and the radiating copper sheets are uniformly inserted and connected onto the first heat conducting plate along the left-right direction.

The base is provided with a first heat conduction pipe along the left and right directions, and the first heat conduction pipe is inserted at the bottom of each heat dissipation copper sheet.

The further improvement of the scheme is that the height of the radiating copper sheets inserted in the two sides of the first heat conducting plate is lower than that of the radiating copper sheets inserted in the middle of the first heat conducting plate.

The further improvement to the above scheme is that the bottom of the second heat-conducting plate is provided with a heat-insulating plate, a plurality of support rods are uniformly distributed between the second heat-conducting plate and the heat-insulating plate, the base is internally provided with a second heat-conducting pipe along the left-right direction, and the second heat-conducting pipe is inserted into the bottoms of the support rods.

The heat insulation plate is further improved by inserting the heat dissipation tubes in the front and back directions, and the heat dissipation tubes are internally provided with the heat dissipation agent.

The further improvement of the scheme is that the radiating pipes are multiple, and the radiating pipes are uniformly inserted into the heat insulation plate along the left and right directions.

The scheme is further improved in that a heat absorption pipe is arranged below the heat insulation plate and is connected with the bottom of each radiating pipe.

The further improvement of the scheme is that the base is provided with a through hole penetrating through the front end and the rear end.

The utility model has the advantages that: the utility model provides a pair of SMD ESD inhibitor of high reliability, including the base, set up suppressor body, first heat-conducting plate, the second heat-conducting plate inside the base, first heat-conducting plate, second heat-conducting plate set up respectively in the top and the bottom of suppressor body, first heat-conducting plate top is pegged graft and is had a plurality of heat dissipation copper sheets, each heat dissipation copper sheet is covered with the lag respectively, the both sides equipartition of lag has seted up a plurality of louvres, the front end both sides and the rear end both sides of suppressor body are equipped with the metal pin of L-shaped structure respectively, the bottom of metal pin is equipped with the soldering lug; the utility model discloses a top of inhibitor body is equipped with first heat-conducting plate, the bottom is equipped with the second heat-conducting plate, can absorb the produced heat of inhibitor body during operation through first heat-conducting plate, second heat-conducting plate to carry out heat conduction and heat dissipation through the heat dissipation copper sheet, can play good radiating effect to the inhibitor body, can in time discharge inhibitor body heat, thereby guarantee better suppression effect.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic structural view of the heat dissipation copper sheet of the present invention.

Description of reference numerals: the suppressor comprises a suppressor body 1, a base 2, a through hole 21, a first heat conducting plate 3, a second heat conducting plate 4, a radiating copper sheet 5, a vent hole 51, a protective sleeve 6, a radiating hole 61, a metal pin 7, a soldering lug 8, a first heat conducting pipe 9, a second heat conducting pipe 10, a heat insulating plate 11, a support rod 12, a radiating pipe 13, a radiating agent 14 and a heat absorbing pipe 15.

The specific implementation mode is as follows:

the present invention is further described with reference to the accompanying drawings, as shown in fig. 1-4, the present invention includes a base 2, a suppressor body 1, a first heat-conducting plate 3, and a second heat-conducting plate 4, which are disposed inside the base 2, wherein the first heat-conducting plate 3 and the second heat-conducting plate 4 are disposed at the top and the bottom of the suppressor body 1 respectively, a plurality of heat-dissipating copper sheets 5 are inserted into the top of the first heat-conducting plate 3, each heat-dissipating copper sheet 5 is covered with a protective cover 6, a plurality of heat-dissipating holes 61 are disposed on both sides of the protective cover 6, metal pins 7 having L-shaped structures are disposed on both sides of the front end and both sides of the suppressor body 1, and soldering pieces 8 are disposed at the bottom ends of the metal; the utility model discloses a top of inhibitor body 1 is equipped with first heat-conducting plate 3, the bottom is equipped with second heat-conducting plate 4, can absorb the produced heat of inhibitor body 1 during operation through first heat-conducting plate 3, second heat-conducting plate 4 to carry out heat conduction and heat dissipation through heat dissipation copper sheet 5, can play good radiating effect to inhibitor body 1, can in time discharge inhibitor body 1 heat, thereby guarantee better suppression effect.

The same, the corresponding ventilation hole 51 in position of quantity is seted up with louvre 61 to the both sides equipartition of each heat dissipation copper sheet 5, uses through the cooperation of ventilation hole 51 with louvre 61, can strengthen gaseous mobility to can take away the heat of heat dissipation copper sheet 5 better, whole radiating effect is better.

The heat dissipation copper sheets 5 are multiple, each heat dissipation copper sheet 5 is uniformly inserted into the first heat conduction plate 3 along the left and right directions, heat on the suppressor body 1 can be better and more quickly led out and dissipated, the base 2 is internally provided with the first heat conduction pipes 9 along the left and right directions, and the first heat conduction pipes 9 are inserted into the bottoms of the heat dissipation copper sheets 5 in a penetrating manner, so that heat on the heat dissipation copper sheets 5 can be further led out and dissipated.

The height of the radiating copper sheets 5 inserted in the two sides of the first heat conducting plate 3 is lower than that of the radiating copper sheets 5 inserted in the middle of the first heat conducting plate 3.

The bottom of second heat-conducting plate 4 is equipped with heat insulating board 11, and the equipartition is equipped with a plurality of bracing pieces 12 between second heat-conducting plate 4 and heat insulating board 11, and base 2 is equipped with second heat-conducting pipe 10 along the left and right sides orientation, and second heat-conducting pipe 10 alternates in the bottom of each bracing piece 12, can carry out the separation to the produced heat of device of inhibitor body 1 below effectively through heat insulating board 11 to can prevent the temperature rising of inhibitor body 1.

Heat insulating board 11 is pegged graft along the fore-and-aft direction and is had cooling tube 13, and cooling tube 13 has a plurality ofly, and each cooling tube 13 is pegged graft in heat insulating board 11 along left right direction equipartition, is equipped with coolant 14 in the cooling tube 13, can dispel the heat fast to the heat on the heat insulating board 11 through cooling tube 13, and coolant 14 can make the radiating effect of cooling tube 13 better.

The heat insulating board 11 below is equipped with the heat absorption pipe 15, and the heat absorption pipe 15 is connected with each cooling tube 13 bottom, can dispel the heat fast to each cooling tube 13 through the heat absorption pipe 15 to can be better with the heat derivation on the heat insulating board 11, give off.

The base 2 is provided with through holes 21 penetrating through the front end and the rear end, so that the metal pins 7 can be fixed and mounted conveniently.

The working principle is as follows:

installing the suppressor body 1 in the base 2, and welding the suppressor body 1 on a required device through four soldering lugs 8; when the heat-conducting suppressor works, the heat on the suppressor body 1 is led out and dissipated by the radiating copper sheets 5, the first heat-conducting plate 3, the second heat-conducting plate 4, the first heat-conducting pipe 9 and the second heat-conducting pipe 10, the heat generated by the device is blocked by the heat-insulating plate 11, and the heat on the heat-insulating plate 11 is led out and dissipated by the radiating pipe 13 and the heat-absorbing pipe 15; the utility model discloses can in time discharge the heat of inhibitor body 1, restrain effectually.

Of course, the above description is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. A high-reliability surface-mounted ESD suppressor is characterized in that: including base (2), set up in inside inhibitor body (1) of base (2), first heat-conducting plate (3), second heat-conducting plate (4) set up respectively in the top and the bottom of inhibitor body (1), it has a plurality of heat dissipation copper sheet (5) to peg graft at first heat-conducting plate (3) top, each heat dissipation copper sheet (5) cover respectively and are equipped with lag (6), a plurality of louvres (61) have been seted up to the both sides equipartition of lag (6), the front end both sides and the rear end both sides of inhibitor body (1) are equipped with metal pin (7) of L shape structure respectively, the bottom of metal pin (7) is equipped with soldering lug (8).

2. The high-reliability patch-type ESD suppressor according to claim 1, wherein: the two sides of each radiating copper sheet (5) are uniformly provided with vent holes (51) which have the same number as the radiating holes (61) and correspond to the radiating holes in position.

3. The high-reliability patch-type ESD suppressor according to claim 1, wherein: the heat dissipation copper sheets (5) are multiple, and the heat dissipation copper sheets (5) are uniformly inserted into the first heat conduction plate (3) along the left-right direction.

4. A high reliability patch-type ESD suppressor according to claim 3, wherein: a first heat conduction pipe (9) is arranged in the base (2) in the left-right direction, and the first heat conduction pipes (9) are inserted into the bottoms of the heat dissipation copper sheets (5).

5. A high reliability patch-type ESD suppressor according to claim 3, wherein: the height of the radiating copper sheets (5) inserted at the two sides of the first heat conducting plate (3) is lower than that of the radiating copper sheets (5) inserted in the middle of the first heat conducting plate (3).

6. The high-reliability patch-type ESD suppressor according to claim 1, wherein: the bottom of second heat-conducting plate (4) is equipped with heat insulating board (11), and the equipartition is equipped with a plurality of bracing pieces (12) between second heat-conducting plate (4) and heat insulating board (11), and base (2) are equipped with second heat-conducting pipe (10) along controlling the direction in, and second heat-conducting pipe (10) alternate in the bottom of each bracing piece (12).

7. The high-reliability patch-type ESD suppressor according to claim 6, wherein: radiating pipes (13) are spliced in the heat insulation plate (11) along the front-back direction, and radiating agents (14) are arranged in the radiating pipes (13).

8. The high-reliability patch-type ESD suppressor according to claim 7, wherein: the radiating pipes (13) are arranged in a plurality, and all the radiating pipes (13) are uniformly inserted in the heat insulation plate (11) along the left-right direction.

9. The high-reliability patch-type ESD suppressor according to claim 8, wherein: and a heat absorption pipe (15) is arranged below the heat insulation plate (11), and the heat absorption pipe (15) is connected with the bottom of each radiating pipe (13).

10. A high-reliability patch-type ESD suppressor according to any one of claims 1-9, wherein: the base (2) is provided with through holes (21) penetrating through the front end and the rear end.