CN216903544U - Positioning system of high-density system equipment - Google Patents

Abstract

The application provides a positioning system of high density system equipment, positioning system includes three at least not collinear locating component of group, locating component is including the public head in location and the female head in location, the public head in location and the female head in location are installed respectively on the business face and the backplate of business module, and, locating component's length is greater than the public head's of socket connector length is inserted in the connector for even under no visual condition, can utilize each locating component to carry out accurate prepositioning to the business module, thereby reduce the probability of inserting the needle damage in the connector.

Description

Positioning system of high-density system equipment

Technical Field

The field belongs to the field of communication hardware equipment, and particularly relates to a positioning system of high-density system equipment.

Background

With the rapid development of the internet, new services such as interactive videos, high-definition ultra-high-definition videos, and VR are continuously emerging, and the demand of "video traffic" on bandwidth increases year by year, so that plug-in modular high-density devices with high density, convenient function collocation, and capability of meeting the bandwidth demand are used more and more widely.

Fig. 1 shows a schematic structural diagram of a pluggable modular high-density device, as shown in fig. 1, a plurality of service modules and control modules can be densely mounted on the same backplane. Fig. 2 is a schematic diagram illustrating a communication process of the pluggable modular high-density device, as shown in fig. 2, a plurality of service modules of the pluggable modular high-density device communicate with a master controller through a backplane by using a data bus. Specifically, the backplate passes through the connector with each service module and is connected, generally, the connector includes public head and female head, wherein, is provided with a plurality of contact pins in the public head, the contact pin matches with the jack in the female head, and, the jack is thinner usually, because the structure is difficult for guaranteeing high accuracy usually, however, if connect the public head of inserting and connect the female head accurately, connect the contact pin of public head then by buckling the damage, and the contact pin is damaged the back, service module then is damaged, causes higher maintenance cost. Therefore, a high alignment precision is required in the process of mutually inserting the male and female pins to avoid damaging the pins.

However, the remaining space between each service module and the control module mounted on the same backplane is very limited, and usually, a human hand or other operating tools cannot enter the remaining space to perform work. Therefore, a guide assembly, for example, a guide rail and chute assembly, which is matched with the corresponding position on the service module and used is arranged at the preset position of the backboard machine frame. However, in order to reduce the resistance in the plugging process and avoid the problem that the service module is accidentally clamped in the plugging process, a certain margin must be left on the guide assemblies such as the guide rail sliding groove, however, the reserved margin can reduce the alignment precision of the male head and the female head, and further cause the physical damage of the contact pin.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, this application provides a positioning system of high density system equipment, positioning system includes the not collinear locating component of at least three groups, locating component is including the public head in location and the female head in location, the public head in location and the female head in location are installed respectively on the business face and the backplate of business module, and, locating component's length is greater than connect the length of inserting public head in the connector for even under no visual condition, can utilize each locating component to carry out accurate prepositioning to the business module, thereby reduce the probability of inserting the needle damage in the connector.

The object of the present application is to provide a positioning system for high-density system devices, which is applied to high-density system devices, the high density system comprises a backplane 11 and a plurality of service modules 12 removably mounted to the backplane 11 by connector assemblies, the plugging assembly comprises a male plugging head 13 and a female plugging head 14, the positioning system comprises at least three groups of non-collinear positioning assemblies, each group of positioning assemblies comprises a positioning male head 21 and a positioning female head 22, the positioning male head 21 and the positioning female head 22 are used in combination, wherein, the positioning male head 21 is a guide pin, the positioning female head 22 is a guide groove matched with the positioning male head 21, the positioning male head 21 and the positioning female head 22 are respectively installed on the back plate 11 and the service module 12, and the length of the positioning male head 21 is greater than that of the plugging male head 13.

In an implementable manner, the positioning male 21 is embedded on the same device as the male connector 13, for example, if the male connector 13 is arranged on a back plate, the positioning male 21 is also arranged on the back plate; if the male connector 13 is disposed on a service board, the male positioning tab 21 is also disposed on the service board.

In an implementable manner, the relative position between each of the positioning male connectors 21 and the connector male connector 13, and the corresponding positioning female connector 22 and the connector female connector 14, is the same.

In an implementation manner, the positioning female head 22 is embedded inside the service module 12, and an inlet end of the positioning female head 22 is flush with a service board of the service module, where the service board is a board surface where the service module is connected with a backplane.

In an achievable manner, the length of at least one of the positioning male heads 21 is greater than the length of the remaining positioning male heads 21.

In an achievable form, the main structure of the positioning male 21 is a cylinder.

In an achievable manner, the diameter of the free end of the positioning pin 21 is smaller than the diameter of the fixed end thereof.

In an implementable manner, a lead-in 23 is provided at the free end of the positioning male 21, the shape of the lead-in 23 comprising a sphere, an ellipsoid, a hemisphere, a semi-ellipsoid or a truncated cone etc.

In an implementation, the positioning female head 22 and the positioning male head 21 are in clearance fit.

In an implementable manner, each set of the positioning male heads 21 and the positioning female heads 22 has an assembly tolerance of less than 0.1 mm.

In one implementation, the positioning system includes three sets of positioning assemblies.

Compared with the prior art, the positioning system that this application provided is applied to high density system equipment, high density system equipment includes a backplate and a plurality of business module, the business module with the backplate through connect plug subassembly detachably install in on the backplate, positioning system can carry out accurate location to business module and backplate in advance before connecing the subassembly to contact each other, because multiunit locating component is not the collineation, and the business module all can aim at with the backplate is accurate on each direction, and the positioning system that this application provided can conveniently realize accurate pre-alignment, avoids the contact pin in the butt joint plug subassembly to cause the damage, also can avoid the problem of the plug difficulty that traditional locate mode probably caused simultaneously.

Drawings

FIG. 1 shows a schematic structural diagram of a plug-in modular high-density device;

FIG. 2 shows a schematic communication process diagram of a plug-in modular high-density device;

FIG. 3 illustrates a right perspective view of a positioning system of a high density system apparatus preferred herein;

fig. 4 shows a front view of the positioning system shown in fig. 3.

Description of the reference numerals

11-backboard, 12-service module, 13-male connector, 14-female connector, 21-positioning male connector, 22-positioning female connector and 23-lead-in part.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of methods consistent with certain aspects of the utility model, as detailed in the appended claims.

The positioning system of the high density system device provided by the present application is explained in detail by the specific embodiments below.

Fig. 3 shows a right perspective view of a positioning system of a high-density system device, which is preferred in the present application, as shown in fig. 3, the positioning system is applied to the high-density system device, the high-density system includes a back plate 11 and a plurality of service modules 12 detachably mounted on the back plate 11 through a connector assembly, the connector assembly includes a male connector 13 and a female connector 14.

In this example, each male connector 13 includes a plurality of pins, and each female connector 14 includes a plurality of slots that mate with the pins of the male connector 13, it being understood that the elements that include the pins may also be referred to as female connectors, and the elements that mate as male connectors.

As shown in fig. 3, the positioning system provided by the present application includes at least three groups of positioning assemblies, each group of positioning assemblies includes a positioning male head 21 and a positioning female head 22, the positioning male head 21 and the positioning female head 22 are used in combination, wherein the positioning male head 21 is a guide pin, the positioning female head 22 is a guide groove matched with the positioning male head 21, the positioning male head 21 and the positioning female head 22 are respectively installed on the back plate 11 and the service module 12.

For convenience of description, in this example, the element including the pin is referred to as a male plug, and the guide pin is referred to as a positioning male.

In this example, the positioning female head 22 is embedded inside the service module 12, and the inlet end of the positioning female head 22 is flush with the service board of the service module, which is the board surface where the service module is connected with the backplane.

Alternatively, the positioning female head 22 and the positioning male head 21 may be arranged in a reversed manner.

It will be appreciated that the guide pins may also be referred to as locating male heads 21 and the guide slots may also be referred to as locating female heads 22.

In this example, the positioning male plug 21 is embedded in the same device as the male connector 13, for example, if the male connector 13 is disposed on a back plate, the positioning male plug 21 is also disposed on the back plate; if connect and insert public head 13 and set up on the business board, then location public head 21 also sets up on the business board, makes location public head 21 not only avoids in the grafting in-process the contact pin in connecting and inserting public head 13 takes place physical damage, moreover, can also play the guard action to inserting public head 13 at non-plug in-process.

Fig. 4 is a front view of the positioning system of fig. 3, as shown in fig. 4, wherein the positioning assemblies of the positioning system are not collinear, and specifically, at least one of the positioning assemblies is not collinear with the rest of the positioning assemblies, so as to avoid the service board and the backplane from being offset.

In this example, the positioning system is described as including three sets of positioning assemblies, and the three sets of positioning assemblies are not arranged in a line.

In this example, the length of the positioning male plug 21 is greater than the length of the plugging male plug 13, so that, in the process of plugging the service module into the backplane, the positioning male plug 21 can firstly contact with the positioning female plug 22, after the positioning male plug 21 and the positioning female plug 22 are plugged with a part of the service module, the service module is aligned with the backplane, and the service module is continuously plugged, so that the service module can be accurately plugged into the backplane.

Further, the length of at least one of the positioning male connectors 21 is greater than the lengths of the other positioning male connectors 21, so that in the plugging process, the positioning male connector with the longer length is firstly plugged into the positioning female connector matched with the positioning male connector, and after the first or the first positioning male connectors are plugged into the corresponding positioning female connectors, the angle of the service module can be adjusted, so that all the positioning male connectors 21 are plugged into the corresponding plugging female connectors, and the service module is accurately aligned with the backboard.

In this example, each of the relative positions between the positioning male connector 21 and the female connector 13 and the relative positions between the corresponding positioning female connector 22 and the female connector 14 are the same, so that after the positioning male connector 21 and the corresponding positioning female connector 22 are plugged, the male connector 13 and the female connector 14 are precisely butted.

As shown in fig. 3, the main structure of the positioning male head 21 is a cylinder, so that after the positioning male head is inserted into the positioning female head, the service module can rotate freely to adjust the angle of the service module, so that the service module can be accurately installed on the backplane.

As shown in fig. 3, the diameter of the free end of the positioning male 21 is smaller than that of the fixed end thereof.

Further, a leading-in part 23 is arranged at the free end of the positioning male head 21, and the shape of the leading-in part 23 includes a sphere, an ellipsoid, a hemisphere, a semi-ellipsoid or a circular truncated cone.

In this example, the positioning female head 22 and the positioning male head 21 are in clearance fit.

Further, every group the public head 21 of location with the assembly tolerance of the female head 22 of location is less than 0.1mm, is convenient for on the one hand the public head 21 of location with the grafting of the female head 22 of location, on the other hand makes the public head 21 of location with the female head 22 of location can make the accurate assembly of connecing the plug assembly after the assembly.

The positioning system provided by the application can carry out accurate alignment to business module and backplate in advance at the module plug in-process to many pin connectors to avoid the contact pin of connector to damage, reduce and maintain the number of times, reduce the maintenance cost.

It is understood that the solution provided by the present application can be extended to be applied to other high-density module products such as PON, EOC, and the like.

The present application has been described in detail with reference to specific embodiments and illustrative examples, but the description is not intended to limit the application. Those skilled in the art will appreciate that various equivalent substitutions, modifications or improvements may be made to the presently disclosed embodiments and implementations thereof without departing from the spirit and scope of the present disclosure, and these fall within the scope of the present disclosure. The protection scope of this application is subject to the appended claims.

Claims (10)

1. The utility model provides a positioning system of high density system equipment, characterized in that, positioning system is applied to high density system equipment, high density system includes a backplate (11) and a plurality of through inserting subassembly detachably install in business module (12) on backplate (11), insert the subassembly including inserting male head (13) and inserting female head (14), positioning system includes three at least not collinear positioning assembly of group, every group positioning assembly includes a location male head (21) and a location female head (22), location male head (21) with location female head (22) make up the use, wherein, location male head (21) are the uide pin, location female head (22) be with the guide way that location male head (21) matches, location male head (21) with location female head (22) install respectively in backplate (11) and on business module (12), the length of the positioning male head (21) is greater than that of the plugging male head (13).

2. The positioning system according to claim 1, wherein the male positioning head (21) is embedded in the same component as the male connector (13).

3. The positioning system according to claim 1 or 2, characterized in that the relative position between each positioning male (21) and the connector male (13) and the relative position between the corresponding positioning female (22) and the connector female (14) are the same.

4. The positioning system according to claim 1 or 2, wherein the positioning female heads (22) are embedded inside the service modules (12), and the inlet ends of the positioning female heads (22) are flush with the service boards of the service modules, and the service boards are the board surfaces of the service modules connected with the back boards.

5. The positioning system according to claim 1 or 2, characterized in that the length of at least one of the positioning male heads (21) is greater than the length of the remaining positioning male heads (21).

6. The positioning system according to claim 1 or 2, characterized in that the main structure of the male positioning head (21) is a cylinder.

7. The positioning system according to claim 1 or 2, characterized in that the diameter of the free end of the positioning male (21) is smaller than the diameter of the fixed end thereof.

8. The positioning system according to claim 1 or 2, wherein a lead-in (23) is provided at the free end of the male positioning head (21), the lead-in (23) having a shape comprising a sphere, an ellipsoid, a hemisphere, a hemi-ellipsoid or a truncated cone.

9. The positioning system according to claim 1 or 2, characterized in that the female positioning head (22) is a clearance fit with the male positioning head (21).

10. The positioning system according to claim 1 or 2, characterized in that the assembly tolerance of each set of male positioning heads (21) with female positioning heads (22) is less than 0.1 mm.

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