CN210926409U

CN210926409U - Anti-static terminal

Info

Publication number: CN210926409U
Application number: CN201922441707.7U
Authority: CN
Inventors: 吕镇源
Original assignee: Dong Guan Lianda Precision Product Co ltd
Current assignee: Dong Guan Lianda Precision Product Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-07-03
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses an anti-static terminal, which is suitable for static derivation of electrical equipment and comprises a pin header and a pin header matched with the pin header, wherein the pin header comprises a first pin body for static derivation and a second pin body for signal transmission, and the length of the first pin body is longer than that of the second pin body; the bus bar comprises a first terminal hole and a second terminal hole, the first terminal hole is a grounding hole, and the second terminal hole is provided with a signal transmission piece; the first pin body is matched with the first terminal hole, and the second pin body is matched with the second terminal hole. Because the first needle body is longer than the second needle body and contacts the terminal hole in the row bus first, static electricity in the electrical equipment can be led out of the equipment before the signal is switched on, and therefore components in the equipment are prevented from being damaged in signal transmission due to static electricity. The safety protection function is achieved, the structure is simple, and the design is reasonable.

Description

Anti-static terminal

Technical Field

The utility model relates to an electron device field especially relates to an antistatic terminal.

Background

The pin header is widely applied to PCB circuit boards of electronics, electrical appliances and instruments, and the common pin header plays a role of a bridge, is used for conducting a blocked part in a circuit or between isolated and non-conducting circuits and is responsible for the task of current or signal transmission. To the electrical equipment who has idle for a certain time, the inside general can storage of equipment has static, if direct switch-on circuit, can cause certain damage to components and parts such as the mainboard of electrical apparatus, circuit board, even direct burnout.

Therefore, there is a need for an anti-static terminal with a simple structure that can conduct static electricity away before the circuit is turned on and signal transmission is performed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure can lead the antistatic terminal that static was walked earlier before the circuit switches on.

In order to achieve the above object, the present invention provides an anti-static terminal, which is suitable for static electricity derivation of electrical equipment, and includes a pin header and a pin header cooperating with the pin header, wherein the pin header includes a first pin body for static electricity derivation and a second pin body for signal transmission, and the length of the first pin body is longer than that of the second pin body; the bus bar comprises a first terminal hole and a second terminal hole, the first terminal hole is a grounding hole, and the second terminal hole is provided with a signal transmission piece; the first pin body is matched with the first terminal hole, and the second pin body is matched with the second terminal hole.

Compared with the prior art, the anti-static terminal provided by the utility model comprises a pin header and a pin header matched with the pin header, wherein the pin header comprises a first pin body used for conducting static electricity and a second pin body used for transmitting signals, the pin header comprises a first terminal hole used for grounding and a second terminal hole used for transmitting signals, the first pin body is matched with the first terminal hole, the second pin body is matched with the second terminal hole, because the length of the first pin body is longer than that of the second pin body, therefore, when the pin header is inserted into the pin header and matched with the pin header, the first pin body contacts the terminal hole in the pin header before the second pin body, namely, the first needle body contacts the first terminal hole before the second needle body, when the first needle body contacts the first terminal hole, and the grounding loop is connected to lead static electricity in the electrical equipment out of the equipment, so that components in the equipment are prevented from being damaged in signal transmission due to the static electricity. The safety protection function is achieved, the structure is simple, and the design is reasonable.

Preferably, the starting ends of the first needle body and the second needle body are positioned on the same horizontal line, and the tail end of the first needle body protrudes out of the tail end of the second needle body. Because first needle body is longer than the second needle body, when the initiating terminal of first needle body and second needle body was located same water flat line, the protruding second needle body that stretches out of longer first needle body for first needle body can contact row mother, simple structure, reasonable in design before the second needle body.

Preferably, the first terminal hole and the second terminal hole are located on the same horizontal line. When first terminal hole and second terminal hole lie in same water flat line, just can arrange female and arrange the needle cooperation contact, the first needle body of protruding second needle body contacts row female inside terminal hole earlier than the second needle body, simple structure, reasonable in design.

Preferably, the depth of the first terminal hole and the second terminal hole in the row bus is not longer than the length of the second pin body. The depth of the first terminal hole and the second terminal hole in the row bus is not deeper than the length of the second pin body, so that the second pin body can contact the second terminal hole after the first pin body contacts the first terminal hole, the structure is simple, and the design is reasonable.

Preferably, the pin header further comprises a seat body for fixing the first pin body and the second pin body. Be provided with the pedestal, can set up the mounted position of first needle body and second needle body etc. as required on the pedestal, simple structure, reasonable in design.

Preferably, the first needles are uniformly distributed on the base. The needle bodies used for conducting static electricity are not limited in quantity and are uniformly distributed on the seat body, and static electricity can be better conducted.

Preferably, the distance between every two first needles is different. The first needles can be randomly distributed on the seat body, and the first needles can be contacted with the first terminal holes to play a role in protecting static electricity conduction.

Preferably, the end parts of the first needle body and the second needle body are respectively provided with a guide part, and the guide parts are in a cone shape. The conical guide part can enable the first needle body and the second needle body to be matched with the corresponding terminal holes more conveniently and rapidly, end deformation caused by improper matching is avoided, the structure is simple, and the design is reasonable.

Preferably, the corners of the guiding portion are provided with rounded corners. Be provided with the radius angle and can avoid injuring operating personnel, simple structure, reasonable in design.

Preferably, the pin header further comprises a third pin body connected with the PCB, and the third pin body is disposed opposite to the first pin body and the second pin body. The third needle body is used for being connected with the PCB board, and first needle body is used for leading static, and the second needle body is used for signal transmission, simple structure, reasonable in design.

Drawings

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

Fig. 1 is a schematic structural diagram of a pin header of an anti-static terminal according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a row of anti-static terminals according to an embodiment of the present invention.

Fig. 3 is a schematic view of the pin header of fig. 1 at another angle.

Description of reference numerals:

10. arranging needles; 101. a guide portion; 11. a first needle body; 12. a second needle body; 13. a third needle body; 14. a base body;

20. mother arrangement; 21. a first terminal hole; 22. a second terminal hole.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1 and 2, the present invention provides an anti-static terminal, which is suitable for static electricity derivation of electrical equipment, and includes a pin header 10 and a pin header 20 engaged with the pin header 10, and the pin header 10 is engaged with the pin header 20, so as to derive static electricity in the electrical equipment. Wherein, the pin header 10 comprises a first pin body 11 for conducting static electricity and a second pin body 12 for transmitting signals, and the length of the first pin body 11 is longer than that of the second pin body 12. The row of female terminals 20 includes a first terminal hole 21 for grounding and a second terminal hole 22 for transmitting signals, i.e., the first terminal hole 21 is a grounding hole, and the second terminal hole 22 is provided with a signal transmission member. The first pin body 11 is matched with the first terminal hole 21 to lead static electricity in the equipment, and the second pin body 12 is matched with the second terminal hole 22 to be used for transmitting signals in the equipment. Because the length of the first needle body 11 is longer than that of the second needle body 12, the first needle body 11 contacts the terminal hole in the female row 20 before the second needle body 12, so that static electricity in the device can be led out of the device through the matching of the first needle body 11 and the first terminal hole 21 before the signal is switched on, and the use of the device is safer.

After the technical scheme more than adopting, the utility model provides an antistatic terminal, owing to arrange female 20 including arranging needle 10 and with arranging needle 10 complex row, arrange including being used for leading the first needle body 11 of static and the second needle body 12 that is used for transmission signal on the needle 10, arrange female 20 and go up including the first terminal hole 21 that is used for ground connection and the second terminal hole 22 that is used for transmission signal, and first needle body 11 cooperates with first terminal hole 21, and second needle body 12 cooperates with second terminal hole 22. Because the length of the first needle body 11 is longer than the length of the second needle body 12, when the pin header 10 is inserted into the pin header 20 and is matched with the pin header 20, the first needle body 11 contacts the terminal hole in the pin header 20 earlier than the second needle body 12, namely the first needle body 11 contacts the first terminal hole 21 earlier than the second needle body 12, when the first needle body 11 contacts the first terminal hole 21, the grounding loop is switched on, static electricity in the electrical equipment is led out of the equipment, and therefore the situation that components inside the equipment are damaged in signal transmission due to static electricity is avoided. The safety protection function is achieved, the structure is simple, and the design is reasonable.

Referring to fig. 1 and 3, in some embodiments, the starting ends of the first needle 11 and the second needle 12 are located on the same horizontal line, and the end of the first needle 11 is higher than the end of the second needle 12. It can be understood that, because the first needle body 11 is longer than the second needle body 12, when the starting ends of the first needle body 11 and the second needle body 12 are located on the same horizontal line, the longer first needle body 11 protrudes than the second needle body 12, that is, the end of the first needle body 11 protrudes out of the end of the second needle body 12, so that the first needle body 11 can contact the mother row 20 before the second needle body 12, the structure is simple, and the design is reasonable.

Referring to fig. 2, in the present embodiment, the signal points of the first terminal hole 21 and the second terminal hole 22, which are matched with the pin header 10, are located on the same horizontal line. When the signal points of the first terminal hole 21 and the second terminal hole 22 which are matched with the pin header 10 are positioned on the same horizontal line, the first pin body 11 which protrudes out of the second pin body 12 contacts the terminal hole in the pin header 20 before the second pin body 12 contacts the pin header 10 when the pin header 20 is matched and contacted with the pin header 10, and the first pin body is communicated with the terminal hole, so that static electricity in the equipment can be conducted away firstly; simple structure, reasonable in design. Of course, the first pin body 11 may be as long as the second pin body 12, and the first terminal hole 21 is located in the pin header 20 and closer to the pin header 10 than the second terminal hole 22, so that when the pin header 10 is mated with the pin header 20, the first terminal hole 21 closer to the pin header 10 contacts the first pin body 11 before the second terminal hole 22, so that the ground circuit is connected earlier than the signal transmission circuit, thereby conducting away the static electricity in the device. The utility model discloses do not do specific restriction to the length of first needle body 11 and second needle body 12, and the position of first terminal hole 21 and second terminal hole 22, as long as be used for leading the first needle body 11 of static more lead the expert than the second needle body 12 that is used for transmitting signal, before signal transmission with the static derivation equipment in the equipment can.

Referring to fig. 2, it can be understood that the depth of the signal points of the first terminal holes 21 and the second terminal holes 22 engaged with the pin header 10 in the pin header 20 is not longer than the length of the second pin body 12. Only the depth of the first terminal hole 21 and the second terminal hole 22 in the row mother 20 is not deeper than the length of the second pin body 12, and the second pin body 12 can contact the second terminal hole 22 after the first pin body 11 contacts the first terminal hole 21, the structure is simple, and the design is reasonable.

Referring to fig. 1 and 3, in the present embodiment, the pin header 10 further includes a seat 14 for fixing the first pin body 11 and the second pin body 12. The seat body 14 is arranged, the installation positions of the first needle body 11 and the second needle body 12 can be arranged on the seat body 14 according to requirements, and the like, and the structure is simple and the design is reasonable.

Referring to fig. 1, in some embodiments, the first needles 11 may be uniformly distributed on the seat 14. The first needle body 11 is used for conducting static electricity, and can be uniformly distributed on the seat body 14 in an unlimited number, but the first needle body 11 is only used for conducting static electricity, and the second needle body 12 is used for signal transmission, so that the number of the first needle body 11 is not more than that of the second needle body 12, and signal transmission can be better carried out under the condition that the static electricity is led out. Of course, the first needles 11 may be distributed on the seat 14 unevenly, and the distance between two first needles 11 is not the same. That is, the first needles 11 may be arbitrarily distributed on the seat 14, as long as they can contact the first terminal holes 21 to perform the protection function of conducting static electricity, and the structure is simple and the design is reasonable.

Referring to fig. 1 and 3, in some embodiments, the ends of the first needle body 11 and the second needle body 12 are provided with a guiding portion 101, and the guiding portion 101 is in a cone shape. The conical guide part 101 enables the first needle body 11 and the second needle body 12 to be matched with the corresponding terminal holes more conveniently and rapidly, the matching is not only rapid but also more accurate, the end part deformation caused by improper matching is avoided, the structure is simple, and the design is reasonable. Specifically, the corners of the guide portion 101 are all provided with rounded corners. The fillet is arranged, so that the collision or scratch can be avoided, the use is safer, the structure is simple, and the design is reasonable.

Referring to fig. 1 and 3, in the present embodiment, the pin header 10 further includes a third pin body 13 connected to the PCB, and the third pin body 13 on the pin header 10 is disposed opposite to the first pin body 11 and the second pin body 12. The third needle body 13 has uniform height and simple structure. Specifically, on row needle 10, third needle body 13 is used for being connected with the PCB board, and first needle body 11 is used for leading static, and second needle body 12 is used for signal transmission, simple structure, reasonable in design.

Compared with the prior art, the utility model provides a prevent static terminal, owing to arrange female 20 including arranging needle 10 and with arranging needle 10 complex, arrange including being used for leading the first needle body 11 of static and the second needle body 12 that is used for transmitting signal on the needle 10, arrange including being used for the first terminal hole 21 of ground connection and the second terminal hole 22 that is used for transmitting signal on female 20, and first needle body 11 cooperates with first terminal hole 21, and second needle body 12 cooperates with second terminal hole 22. Because the length of the first needle body 11 is longer than the length of the second needle body 12, the end of the first needle body 11 protrudes out of the end of the second needle body 12, and the first terminal hole 21 are located on the same horizontal line, when the pin header 10 is matched with the pin header 20, the first needle body 11 contacts the terminal hole in the pin header 20 earlier than the second needle body 12, namely the first needle body 11 contacts the first terminal hole 21 earlier than the second needle body 12, when the first needle body 11 contacts the first terminal hole 21, the grounding loop is switched on, and static electricity in the electrical equipment is led out of the equipment. Then the second pin body 12 is connected to the second terminal hole 22 for signal transmission. Therefore, the damage to components inside the equipment in the signal transmission process due to the existence of static electricity inside the equipment is avoided. The installation of an anti-static tube in the equipment can be cancelled, the structure is compact, and the cost is lower. The utility model discloses a prevent static terminal can play safety protection's effect, simple structure, reasonable in design.

The above disclosure is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, so that the appended claims are intended to cover all such modifications and changes as fall within the true spirit of the invention.

Claims

1. An anti-static terminal is suitable for static electricity leading-out of electrical equipment and comprises a pin header and a pin header matched with the pin header, and is characterized in that the pin header comprises a first pin body used for conducting static electricity and a second pin body used for transmitting signals, and the length of the first pin body is longer than that of the second pin body; the bus bar comprises a first terminal hole and a second terminal hole, the first terminal hole is a grounding hole, and the second terminal hole is provided with a signal transmission piece; the first pin body is matched with the first terminal hole, and the second pin body is matched with the second terminal hole.

2. The anti-static terminal according to claim 1, wherein the starting ends of the first pin and the second pin are located on the same horizontal line, and the end of the first pin protrudes out of the end of the second pin.

3. The anti-static terminal according to claim 1, wherein the first terminal hole and the second terminal hole are located on the same horizontal line.

4. The anti-static terminal according to claim 1, wherein the first terminal hole and the second terminal hole have a depth within the row bus not longer than a length of the second pin body.

5. The anti-static terminal according to claim 1, wherein the pin header further comprises a seat for fixing the first pin body and the second pin body.

6. The anti-static terminal as claimed in claim 5, wherein the first pins are uniformly distributed on the housing.

7. The anti-static terminal according to claim 5, wherein the distance between every two first pins is different.

8. The anti-static terminal according to claim 1, wherein the ends of the first pin body and the second pin body are each provided with a guide portion, and the guide portions are in a cone shape.

9. The anti-static terminal according to claim 8, wherein corners of the guide portion are each provided with a rounded corner.

10. The anti-static terminal according to claim 1, wherein the pin header further comprises a third pin body connected to the PCB, and the third pin body is disposed opposite to the first pin body and the second pin body.