CN206136458U

CN206136458U - Dual circuit plate structure and switch

Info

Publication number: CN206136458U
Application number: CN201621050324.7U
Authority: CN
Inventors: 冯伟
Original assignee: Shenzhen Fengrunda Technology Co Ltd
Current assignee: Shenzhen Fengrunda Technology Co Ltd
Priority date: 2016-09-12
Filing date: 2016-09-12
Publication date: 2017-04-26
Anticipated expiration: 2026-09-12

Abstract

The utility model discloses a dual circuit plate structure and switch, wherein the dual circuit board includes: platelike POE circuit board, POE circuit board is provided with down the connecting seat, platelike PON circuit board, PON circuit board is provided with the connecting seat, PON circuit board parallel arrangement in POE circuit board, PON circuit board with POE circuit board passes through the connection can be dismantled to connecting seat and last connecting seat down. Since POE circuit board with PON circuit board sets up together for two circuit boards can be settled in same casing, practice thrift installation space, have simplified external circuit, because adopt to go up the detachable connected mode that connecting seat and connecting seat down constitute, when the circuit board damages, the circuit board changed after only need taking off the bad circuit board that falls, the maintenance is portably, compare simultaneously and change whole circuit board, the utility model discloses cost of maintenance has also been reduced.

Description

Double circuit board structure and switch

Technical field

This utility model is related to field of circuit boards, specifically, more particularly to double circuit board structure and using the double circuit The switch of hardened structure.

Background technology

POE (the Power Over Ethernet of current safety-security area：Active Ethernet) switch, if necessary to introduce PON(Passive Optical Network：Passive optical-fiber network) module, it is common practice that using a single POE terminal Used cooperatively with a PON terminal, or two modules are integrated on a circuit board, in both the above scheme：The A kind of scheme takes up room big due to having used two machines, while also to distinguish wiring for two machines, wiring is loaded down with trivial details；The Two kinds of schemes are due to being integrated into two modules in one piece of circuit board, if causing one of module to break down, whole electricity Road plate all must be scrapped, and result in the high problem of maintenance difficult and maintenance cost.

Utility model content

Main purpose of the present utility model is to provide a kind of double circuit board structure and switch, it is intended to solve POE switches Introduce to be installed after PON modules and take up room greatly, wiring is loaded down with trivial details, the high problem of maintenance cost.

For achieving the above object, the utility model proposes the double circuit board structure include：

The POE circuit boards of tabular, the POE circuit boards are provided with lower connecting base；

The PON circuit boards of tabular, the PON circuit boards are provided with upper connecting base；

The PON circuit boards are set in parallel in the POE circuit boards, and the PON circuit boards and the POE circuit boards pass through The lower connecting base and upper connecting base are detachably connected.

Preferably, the upper connecting base is provided with multiple connection pins, and multiple connection pins are array arrangement, the lower company Joint chair is provided with multiple pin holes, and multiple pin holes are array arrangement.

Preferably, the array of multiple connection pins is arranged as the row of two row four, wherein described two come the POE circuit boards Width is distributed, and described four are listed in the POE circuit boards length direction distribution.

Preferably, the lower connecting base is provided with multiple connection pins, and multiple connection pins are array arrangement, the upper company Joint chair is provided with multiple pin holes, and multiple pin holes are array arrangement.

Preferably, the quantity of the lower connecting base is four, respectively the first lower connecting base, the second lower connecting base, the 3rd Lower connecting base and the 4th lower connecting base；

The line at the center of the center of first lower connecting base and second lower connecting base is connected with described second The line at the center of seat and the center of the 3rd lower connecting base is at a right angle；

The line at the center of the center of first lower connecting base and the 4th lower connecting base is connected with the described 4th The center of seat and the center of the 3rd lower connecting base are wired to obtuse angle.

Preferably, the POE circuit boards are provided with RTL8039M chips；The PON circuit boards be provided with ZX2791 chips or RTL9601 chips.

Preferably, the connection pin is arranged perpendicular to the POE circuit boards and the PON circuit boards.

Preferably, the POE circuit boards are additionally provided with POE interface units, and the PON circuit boards are additionally provided with PON interface units, The PON interface units and the POE interface units are located at the same side.

Preferably, the PON circuit boards arrange jagged, and the breach is used to avoid the POE interface units.

This utility model also proposes a kind of switch, and the switch includes double circuit board structure, and the double circuit is hardened Structure is the double circuit board structure described in any of the above one.

Double circuit board structure described in technical solutions of the utility model includes the POE circuit boards of tabular, the POE circuit boards It is provided with lower connecting base；The PON circuit boards of tabular, the PON circuit boards are provided with upper connecting base；The PON circuit boards are parallel The POE circuit boards are arranged at, the PON circuit boards and the POE circuit boards can by the lower connecting base and upper connecting base That what is dismantled links together.Because POE circuit boards are arranged together with the PON circuit boards so that two circuit boards can be by It is placed in same housing, saves installing space, simplifies external circuit；Simultaneously as employing upper connecting base and lower connection Dismountable connected mode that seat is constituted, when there is circuit board damage, it is only necessary to change after the circuit board for breaking down is removed Circuit board, maintenance is easy；Compare simultaneously and change whole circuit board, this utility model also reduces maintenance cost.

Description of the drawings

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work Under, other accompanying drawings can be obtained with the structure according to these accompanying drawings.

Fig. 1 is the structural representation of the double circuit board structure of the embodiment of this utility model one；

Fig. 2 is the structural representation of POE circuit boards in embodiment illustrated in fig. 1；

Fig. 3 is the structural representation of lower connecting base in embodiment illustrated in fig. 1；

Fig. 4 is the structural representation of PON circuit boards in embodiment illustrated in fig. 1；

Fig. 5 is the structural representation of upper connecting base in embodiment illustrated in fig. 1.

Drawing reference numeral explanation：

Label	Title	Label	Title
				1	POE circuit boards	11	First lower connecting base
111	Pin hole	12	Second lower connecting base
				13	3rd lower connecting base	14	4th lower connecting base
15	POE interface units	2	PON circuit boards
				211	Connection pin	22	PON interface units
23	Breach

The realization of this utility model purpose, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belongs to the scope of this utility model protection.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in this utility model embodiment It is only used for explaining in relative position relation, motion conditions under a certain particular pose (as shown in drawings) between each part etc., such as When really the particular pose changes, then directionality indicates also correspondingly to change therewith.

In addition, and can not manage such as relating to the description of " first ", " second " etc. is only used for describing purpose in this utility model Solve to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".It is " many in description of the present utility model It is individual " it is meant that at least two, such as two, three etc., unless otherwise expressly limited specifically.

In this utility model, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should do broad sense reason Solution, for example, " fixation " can be fixedly connected, or be detachably connected, or integral；Can be mechanically connected, also may be used Be electrical connection；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals Or the interaction relationship of two elements, unless otherwise clearly restriction.For the ordinary skill in the art, can be with Concrete meaning of the above-mentioned term in this utility model is understood as the case may be.

In addition, the technical scheme between this utility model each embodiment can be combined with each other, but must be with ability Domain those of ordinary skill can be implemented as basis, will be understood that when the combination appearance of technical scheme is conflicting or cannot realize The combination of this technical scheme is not present, also not within the protection domain that this utility model is required.

Fig. 1 to Fig. 5 is refer to, a kind of first embodiment of double circuit board structure includes in this utility model：

The POE circuit boards 1 of tabular, the POE circuit boards 1 are provided with lower connecting base；

The PON circuit boards 2 of tabular, the PON circuit boards 2 are provided with upper connecting base；

The PON circuit boards 2 are set in parallel in the POE circuit boards 1, are kept by the lower connecting base and upper connecting base Dismountable connection.

In the present embodiment, by modular form respectively POE (Power Over Ethernet：Active Ethernet) function It is integrated on POE circuit boards 1, PON (Passive Optical Network：Passive optical-fiber network) to be integrated in PON electric for function On road plate 2, and the two circuit boards are set together, realize the function of PON and POE.POE circuit boards 1 and described PON circuit boards 2 are set together, and save installing space, simplify external circuit；Simultaneously as employing upper connecting base and lower company Dismountable connected mode that joint chair is constituted, so when there is circuit board damage, it is only necessary to change after the circuit board for breaking down is removed First-class circuit board, maintenance is easy；Compare simultaneously and change all of circuit board, also reduce maintenance cost.

In the present embodiment, the POE circuit boards 1 and the PON circuit boards 2 be arranged in parallel so that compact overall structure, Space availability ratio is high, is easy to placement；The POE circuit boards 1 are provided with and upper connecting base towards the side of the PON circuit boards 2 The lower connecting base being engaged, the upper connecting base is removably to be connected with the lower connecting base, in the He of POE circuit boards 1 When PON circuit boards 2 any one circuit boards breaks down, replacement operation is conveniently carried out；While the upper connecting base and the lower company Joint chair is responsible for the conduction of data and power supply between the POE circuit boards 1 and the PON circuit boards 2, simplifies overall external connection Road connects, and saves line cost.

Fig. 3 to Fig. 5 is refer to, in the present embodiment the upper connecting base is provided with multiple connection pins 211, multiple companies Connect pin 211 and arrange for array, the pin hole 111 supporting with multiple connection pins 211 is provided with the lower connecting base.

Because being connected using pin hole 111, positioning is reliable, also causes installation and removal more convenient, it is ensured that the PON circuits Plate 2 and the installation accuracy of POE circuit boards 1 are high.In order to play more preferable fixation, increase lifting surface area, on each is described Connecting seat is provided with multiple connection pins 211, and the connection pin 211 for the array arrangement of rule, convenient cloth on circuit boards Line.

Fig. 3 and Fig. 5 is refer to, the array of multiple connection pins 211 is arranged as the row of two row four, wherein described two come institute The distribution of the width of POE circuit boards 1 is stated, described four are listed in the length direction of POE circuit boards 1 distribution.

In order to the POE circuit boards 1 and the PON circuit boards 2 connect up it is more convenient, it is described connection pin 211 battle array Row spread configuration is arranged for two rows four, wherein described two come the distribution of the width of POE circuit boards 1, described four to be listed in the POE electric The length direction of road plate 1 is distributed, and conveniently and the pin of the connection pin 211 tries one's best along the length direction point of POE circuit boards 1 Cloth, reduces the wiring density on width on circuit board, facilitates wires design.

Pin hole 111 is arranged on the PON circuit boards 2 described in second embodiment of the present utility model (diagram is not marked) On, the connection pin 211 is arranged on the POE circuit boards 1, is played and is accurately positioned, mounts and dismounts convenient advantage.

Fig. 2 is refer to, the lower connecting base described in first embodiment of the present utility model is four, the first lower connecting base 11 Center and the second lower connecting base 12 center center and threeth lower connecting base 13 of the line with second lower connecting base 12 Center line at a right angle；

The line at the center of first lower connecting base 11 and the center of the 4th lower connecting base 14 is connected with the described 4th The center of seat 14 and the center of the 3rd lower connecting base 13 are wired to obtuse angle.

POE circuit boards described in the present embodiment 1 uses what Realtek companies (Realtek Semiconductor company) produced RTL8039M chips；The PON circuit boards 2 use the ZX2791 chips that ZTE (ZTE Co., Ltd) produces. Because the POE circuit boards 1 have used RTL8039M chips, the PON circuit boards 2 have used ZX2791 chips, so described POE circuit boards 1 and the PON circuit boards 2 need using connecting everywhere, specifically：The lower connecting base is four, the connection Seat quadrangularly distribution, the quantity of the upper connecting base is four, while installed, while tetragon is distributed causes stress more Plus it is uniform, it is firm more to stablize after installation.

In second embodiment (diagram is not marked), the POE circuit boards 1 use what Realtek Semiconductor company produced RTL8039M chips, the lower connecting base as described in second embodiment arrangement；PON circuit boards described in the present embodiment 2 uses auspicious The RTL9601 chips of sunlight semiconductor company.When the PON circuit boards 2 are connected with the POE circuit boards 1, it is only necessary to three The upper connecting base can be to use, specifically：The lower connecting base is four, the connecting seat quadrangularly distribution, described The quantity of upper connecting base is three, has three lower connecting bases to be connected with the upper connecting base, while Triangle-Profile So that uniform force, it is firm to stablize after installation.

Fig. 2 and Fig. 4 is refer to, the connection pin 211 is arranged perpendicular to the POE circuit boards 1 and the PON circuit boards 2, the pin hole 111 is supporting perpendicular to the POE circuit boards 1 and the PON circuit boards 2 with the connection pin 211.

In the first embodiment, because the connection pin 211 is arranged perpendicular to the POE circuit boards 1 and the PON is electric Road plate 2, the pin hole 111 is supporting perpendicular to the POE circuit boards 1 and the PON circuit boards 2 with the connection pin 211 so that The PON circuit boards 2 can be vertically moved to be installed and is dismantled, convenient operation.

Fig. 1 is refer to, POE circuit boards 1 are additionally provided with POE interface units 15 described in first embodiment of the present utility model, The PON circuit boards 2 are additionally provided with PON interface units 22, and the PON interface units 22 and the POE interface units 15 are protruded from The same side of the POE circuit boards 1, can allow user conveniently to carry out patching operations in the same side, improve Consumer's Experience.

Fig. 4 is refer to, PON circuit boards 2 described in first embodiment of the present utility model are provided with for avoiding POE interfaces The breach 23 of part 15, the breach 23 is more than the outline of the POE interface units 15, convenient for assembly and dismounting.

This utility model also proposes a kind of switch, and the switch includes double circuit board structure, and the double circuit is hardened Structure referring in particular to above-described embodiment, because the double circuit board structure employs whole technical schemes of above-mentioned all embodiments, because This all beneficial effect that at least technical scheme with above-described embodiment is brought, this is no longer going to repeat them.

Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, It is every under design of the present utility model, the equivalent structure transformation made using this utility model description and accompanying drawing content, or Directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.

Claims

1. a kind of double circuit board structure, it is characterised in that the double circuit board structure includes：

The PON circuit boards are set in parallel in the POE circuit boards, and the PON circuit boards and the POE circuit boards are by described Lower connecting base and upper connecting base are detachably connected.

2. double circuit board structure as claimed in claim 1, it is characterised in that the upper connecting base is provided with multiple connection pins, Multiple connection pins are array arrangement, and the lower connecting base is provided with multiple pin holes, and multiple pin holes are array arrangement.

3. double circuit board structure as claimed in claim 2, it is characterised in that the arrays of multiple connection pins are arranged as two rows Four row, wherein described two come the POE width of circuit board directional spreding, described four are listed in the POE circuit boards length direction Distribution.

4. double circuit board structure as claimed in claim 1, it is characterised in that the lower connecting base is provided with multiple connection pins, Multiple connection pins are array arrangement, and the upper connecting base is provided with multiple pin holes, and multiple pin holes are array arrangement.

5. double circuit board structure as claimed in claim 1, it is characterised in that the quantity of the lower connecting base is four, respectively For the first lower connecting base, the second lower connecting base, the 3rd lower connecting base and the 4th lower connecting base；

The line at the center of the center of first lower connecting base and second lower connecting base and second lower connecting base The line at the center of center and the 3rd lower connecting base is at a right angle；

The line at the center of the center of first lower connecting base and the 4th lower connecting base and the 4th lower connecting base The center of center and the 3rd lower connecting base is wired to obtuse angle.

6. double circuit board structure as claimed in claim 5, it is characterised in that the POE circuit boards are provided with RTL8039M chips； The PON circuit boards are provided with ZX2791 chips or RTL9601 chips.

7. double circuit board structure as claimed in claim 2, it is characterised in that the connection pin is arranged perpendicular to the POE Circuit board and the PON circuit boards.

8. the double circuit board structure as described in claim 1 to 7 any one, it is characterised in that the POE circuit boards are additionally provided with POE interface units, the PON circuit boards are additionally provided with PON interface units, the PON interface units and the POE interface units position In the same side.

9. double circuit board structure as claimed in claim 8, it is characterised in that the PON circuit boards arrange jagged, described to lack Mouth is used to avoid the POE interface units.

10. a kind of switch, it is characterised in that the switch includes the double circuit board structure, the double circuit board structure Double circuit board structure described in any one of claim 1 to 9.