CN218275365U - PCB structure for preventing misplug of connector - Google Patents

Abstract

The utility model discloses a PCB structure for connector misplug prevention, including the PCB body, be provided with the connector on the PCB body, the PCB body is in the connector both sides all are provided with the misplug prevention director, be provided with the guide part on the misplug prevention director, the guide part includes the different round hole of two diameters, and the aperture is the external tapping orientation direction of connector promptly to macroporous direction. The utility model discloses a set up on the PCB body and prevent the misplug director, be convenient for confirm the orientation of the external tapping of connector to correctly paste dress to the connector, and can use with the chip mounter cooperation, further prevent connector and PCB body misconnection, guarantee that the connector correctly pastes the dress on the PCB body, make the connector can normally ally oneself with outward.

Description

PCB structure for preventing misplug of connector

Technical Field

The utility model relates to a PCB technical field, more specifically say, relate to a PCB structure that is used for connector to prevent misplug.

Background

In electronic assembly, the backplane is a Printed Circuit Board (PCB) generally installed at the bottom or middle of an insert frame or a frame of a communication cabinet, and used for interconnecting signals between the single boards and the daughter cards and supplying power to the single boards and the daughter cards. Therefore, the connectors are arranged on the back plate, the direction of the external interface of the connectors cannot be confirmed during plate making and pasting, the connectors are easily inserted reversely, the connectors are connected onto the back plate in a rotating mode for 180 degrees, and the connectors cannot be used normally. The misplug prevention requirement is a requirement for preventing the damage or the dysfunction of a device and ensuring that the connector can be used normally. Products in the field of communications often require multiple connectors to be compatible for flexible configuration and good expandability and compatibility. In the product development process, the requirement of preventing the misplug of the connector and the backboard needs to be considered more and more.

Go to judge the external interface orientation direction of connector through the silk screen printing angle mark during conventional paster connector, suppose that the designer when the silk screen printing is adjusted, transfers the silk screen printing angle mark of backplane connector backward, perhaps deletes by mistake, and at this moment, the paster factory staff will unable external interface orientation direction of judging the connector to the phenomenon that the connector was inserted backward may appear.

The above disadvantages need to be improved.

Disclosure of Invention

Insert the problem of turning over easily in order to solve current backplate when the plug connector for the unable normal outer antithetical couplet of connector, the utility model provides a PCB structure for misplug is prevented to the connector.

The utility model discloses technical scheme as follows:

the utility model provides a PCB structure for connector misplug prevention, includes the PCB body, be provided with the connector on the PCB body, the PCB body is in the connector both sides all are provided with the misplug prevention director, be provided with the guide part on the misplug prevention director, the direction of guide part with the direction that the pin of connector was pegged graft is unanimous.

According to the PCB structure for preventing the misplug of the connector, the height of the misplug preventing guide on the PCB body does not exceed the height of the connector.

The PCB structure for preventing the misplug of the connector is characterized in that the misplug-preventing guide device is a cylinder, a cone, a truncated cone, a prism, a pyramid or a truncated pyramid.

Further, the misplug-preventing guide is a cuboid.

Further, the misplug prevention guide has a length of 12mm and a width of 9mm.

According to the PCB structure for preventing the misplug of the connector, the distance between the misplug preventing guide and the connector is not less than 10mm.

The PCB structure for preventing the misplug of the connector is characterized in that the PCB body is provided with a forbidden arrangement area, and the distance between the misplug prevention guider and the forbidden arrangement area is not less than 10mm.

In the above PCB structure for preventing the connector from being inserted mistakenly, the guide part is a guide hole or a guide groove.

Further, the guide portion includes a circular hole.

Furthermore, the guide part comprises a plurality of round holes with different diameters, and the round holes with different diameters are arranged along the inserting direction of the connector.

In the above PCB structure for preventing the connector from being inserted by mistake, the misplug-preventing guide is equivalent to the distance that the connector extends out of the PCB body, so that the misplug of an externally-connected connector plug can be prevented.

According to the above scheme the utility model discloses, its beneficial effect lies in, the utility model discloses a set up on the PCB body and prevent mistake and insert the director, be convenient for confirm the orientation of the external tapping of connector to correctly paste the dress to the connector, and can use with the chip mounter cooperation, further prevent connector and PCB body misconnection, guarantee that the connector correctly pastes the dress on the PCB body, make the connector can normally ally oneself with outward.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic structural view of the misplug prevention guider of the present invention disposed at the notch of the chip mounter;

fig. 3 is a schematic structural view of the guiding frame matching between the misplug-preventing guider and the chip mounter according to the present invention.

Wherein, in the figures, the various reference numbers: 1. a PCB body; 2. a connector; 3. a misplug prevention guide; 4. a guide portion; 41. a circular hole; 5. a chip mounter; 51. a guide member.

Detailed Description

In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "fixed" or "disposed" or "connected" to another element, it can be directly or indirectly located on the other element. The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. "Multi" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

As shown in figure 1, a PCB structure for connector misplug prevention, including PCB body 1, be provided with connector 2 on the PCB body 1, PCB body 1 all is provided with in 2 both sides of connector and prevents misplug director 3, prevents being provided with guide part 4 on the misplug director 3, prevents that misplug director 3 is long 12mm, wide 9 mm's cuboid, guide part 4 includes the different round hole 41 of two diameters, the aperture is connector 2's external tapping orientation direction promptly to macroporous direction.

The utility model discloses when designing the backplate structure, the both sides of connector 2 set up and prevent misplug director 3 on PCB body 1, paster factory staff is according to preventing the position of macropore and aperture on the misplug director 3, confirm the direction of the external tapping of connector 2, thereby make connector 2 and PCB body 1 correctly be connected, make connector 2 can normally connect outward, and the round hole 41 axial of guide part 4 is unanimous with the pin grafting direction of connector 2, and the round hole of guide part 4 can be used to connect PCB body 1, will prevent misplug director 3 and be connected with PCB body 1 through the screw, in addition, as shown in fig. 2, can set up the breach department at chip mounter 5 with the misplug director 3 of preventing, chip mounter 5 is when pasting dress connector 2, the breach can hold misplug director 3, if connector 2 is during reverse, the breach does not correspond with the position of preventing misplug director 3, then can't paste dress, as shown in fig. 3, or be provided with the guide piece that prevents misplug director 3 on chip mounter 5, the guide piece 51 that the misplug is reverse to be inserted, the guide piece 51 can's fail to paste dress in the position, the guide piece 51 can's fail to paste dress, the dress in the time of pasting, the guide piece 51, the guide piece can's fail to carry out correctly.

The utility model discloses a set up on PCB body 1 and prevent misplug director 3, be convenient for confirm connector 2's external tapping's orientation to correctly paste dress to connector 2, and can use with the cooperation of chip mounter 5, further prevent connector 2 and PCB body 1 misconnection, guarantee that connector 2 correctly pastes the dress on PCB body 1, make connector 2 can normally ally oneself with outward.

The utility model discloses at practical application's in-process, prevent that misplug director 3 is cylinder, cone, round platform body, prism, pyramid or pyramid, including but not limited to the shape enumerated for prevent that misplug director 3 has certain height can, be convenient for personnel or machine discernment, and difficult wearing and tearing, prevent on the PCB body 1 that the height of misplug director 3 is no longer than connector 2's height, avoid influencing chip mounter 5 and paste dress connector 2.

The utility model discloses at practical application's in-process, guide part 4 is not limited to two round holes 41, can be the different round hole 41 of a plurality of diameters, the different round hole 41 of a plurality of diameters is arranged along connector 2's interface grafting direction, be convenient for discern connector 2 external tapping direction, its guide part 4 also is the guiding hole or the guide way of other shapes, like polygonal hole or groove, the direction in hole or groove is unanimous with the direction that connector 2's pin was pegged graft, be convenient for use with 5 cooperations of chip mounter.

In a preferred example, the distance between the misplug-preventing guide 3 and the connector 2 is not less than 10mm, the PCB body 1 is provided with the layout prohibiting area, the distance between the misplug-preventing guide 3 and the layout prohibiting area is not less than 10mm, interference with the connector 2 on the PCB body 1 is avoided, normal mounting is guaranteed, and external connection of the connector 2 is facilitated.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a PCB structure for connector misplug prevention, includes the PCB body, be provided with the connector on the PCB body, its characterized in that, the PCB body is in the connector both sides all are provided with the misplug prevention director, be provided with the guide part on the misplug prevention director, the direction of guide part with the direction that the pin of connector was pegged graft is unanimous.

2. A PCB structure for connector anti-misinsertion as claimed in claim 1, wherein the height of the anti-misinsertion guide on the PCB body does not exceed the height of the connector.

3. The PCB structure for connector misplug prevention of claim 1, wherein the misplug prevention guide is a cylinder, a cone, a frustum, a prism, a pyramid, or a frustum.

4. A PCB structure for connector misplug prevention according to claim 3, wherein the misplug prevention guide is a cuboid.

5. The PCB structure for connector misplug prevention of claim 4, wherein the misplug prevention guide is 12mm long and 9mm wide.

6. The PCB structure for connector misinsertion prevention according to claim 1, wherein a distance between the misinsertion prevention guide and the connector is not less than 10mm.

7. The PCB structure for preventing the misplug of the connector in claim 1, wherein the PCB body is provided with a forbidden zone, and the distance between the misplug prevention guide and the forbidden zone is not less than 10mm.

8. The PCB structure for preventing misinsertion of connectors according to claim 1, wherein the guide portion is a guide hole or a guide groove.

9. A PCB structure for connector misinsertion prevention according to claim 8, wherein the guide portion includes a circular hole.

10. The PCB structure for preventing erroneous insertion of a connector according to claim 9, wherein the guide portion includes a plurality of circular holes having different diameters, and the plurality of circular holes having different diameters are arranged along an interface insertion direction of the connector.

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