CN201490303U

CN201490303U - Universal mother plate type massive matrix switch

Info

Publication number: CN201490303U
Application number: CN2009201691158U
Authority: CN
Inventors: 韩周安
Original assignee: Aikete Science & Technology Development Co Ltd Chengdu
Current assignee: Aikete Science & Technology Development Co Ltd Chengdu
Priority date: 2009-08-17
Filing date: 2009-08-17
Publication date: 2010-05-26
Anticipated expiration: 2019-08-17

Abstract

The utility model discloses a universal mother plate type massive matrix switch, which is mainly formed by a power distributor module (1) and a switch module (2). The utility model is characterized in that the power distributor module (1) and the switch module (2) are connected with a mother plate (6) fixed on a base (5) through push-type radio frequency coaxial connectors, and the push-type radio frequency coaxial connectors (7) arranged on the mother plate (6) are connected together through a cable (7). Since the power distributor module and the switch module are connected with the mother plate through the push-type radio frequency coaxial connectors, the height of the entire device is effectively reduced; and since the push-type radio frequency coaxial connectors on the mother plate are welded together through the cable, no poor contact occurs. The utility model has the advantages that the overall maintenance performance and the reliability of the device are effectively improved, and the maintenance time is obviously shortened.

Description

The extensive matrix switch of general motherboard type

Technical field

The utility model relates to satellite communication, measurement and control area, specifically is meant a kind of extensive matrix switch of general motherboard type of realizing a plurality of processing terminals to a plurality of receiving front-end signals.

Background technology

Matrix switch is used for handshaking and shunt, will realize any connection the between a plurality of signals inputs and the output of a plurality of signals in same system, adopts the mode of cable cross exchange to realize traditionally.The mode of so-called employing cable cross exchange realizes just being meant and will connect with many cables between a plurality of input signals and a plurality of output port, thereby finishing signal by the switchboard of multichannel selects, its structure as shown in Figure 1, be that every road input signal at first is divided into n road signal through power divider, this n road signal is received respectively on the input of n m:1 switch, m 1:n power splitter can distribute mn signal like this, n m:1 switch has nm input, just in time pairing connects, total m * n channel, for example, for one 16 * 32 switching system, just need 16 * 32=512 root exchange cable.

Therefore, when using cable that power divider is connected any channel switch of realization with variable connector, its number of cables is more, the crosspoint volume is very huge, if one of them channel is out of joint, also need during maintenance remaining cable is disassembled, its maintenance capacity is very big, and reliability is very low; Simultaneously, particularly when more massive channel switch, the exchange cable that needs will become the multiple increase, thereby crosspoint will become complicated unusually, almost can not realize.

The utility model content

When the purpose of this utility model was to overcome power divider linked to each other with variable connector by cable, its number of cables was big, crosspoint is bulky, maintainability difference and the low defective of reliability, provided a kind of general motherboard type extensive matrix switch.

The purpose of this utility model is achieved through the following technical solutions: the extensive matrix switch of general motherboard type, mainly form by power divider module and switch module, described power divider module and switch module all are connected with motherboard on being fixed on base by the push-in type radio frequency (RF) coaxial connector, also link together by cable between the push-in type radio frequency (RF) coaxial connector on the motherboard simultaneously.

In order to be fit to different access situations, described push-in type coaxial connector adopts BMA coaxial connector, SMB coaxial connector, SSMB coaxial connector, OSSP coaxial connector or MCX coaxial connector.

Further, described BMA coaxial connector, SMB coaxial connector, SSMB coaxial connector, OSSP coaxial connector and MCX coaxial connector constitute by sun head and the cloudy head that matches with this sun head.According to actual conditions, described sun head is assemblied on power divider module and the switch module, and what cloudy head was then corresponding is assemblied on the motherboard; Perhaps described cloudy head is assemblied on power divider module and the switch module, and what the sun head was then corresponding is assemblied on the motherboard; Perhaps described sun head and cloudy head are assemblied in respectively on switch module and the power divider module, are equipped with on motherboard simultaneously respectively and described sun head and cloudy corresponding cloudy head and positive head.

The utility model compared with prior art has the following advantages and beneficial effect:

(1) the utility model is by having blind insert and the blind push-in type radio frequency (RF) coaxial connector that pulls out function links together power divider module and switch module with motherboard, so can effectively reduce the height of entire equipment.

(2) be arranged between sun head on the utility model motherboard or the cloudy head and weld together by cable, not only stable and reliable for performance, non-maintaining, and adopt the applicable very wide signal frequency range of this switching fabric.When maintenance, only need blind pulling out to get final product, and do not need to dismantle cable, therefore can significantly shorten maintenance time with blind plug in power divider module or switch module.

(3) push-in type radio frequency (RF) coaxial connector of the present utility model can adopt BMA coaxial connector, SMB coaxial connector, SSMB coaxial connector, OSSP coaxial connector or MCX coaxial connector, therefore of the present utility model draw materials very convenient.

(4) the push-in type radio frequency (RF) coaxial connector that the utility model adopted can be used for connecting up to the microwave signal of 18GHz, therefore the clog-free full exchange from direct current to the 18GHz ultra-broadband signal can be realized in its matrix switch unit, satisfy the radiofrequency signal in fields such as microwave communication, observing and controlling fully and distribute requirement, improved the versatility of matrix switch equipment greatly.

Description of drawings

Fig. 1 is the syndeton schematic diagram between existing power divider module and the switch module.

Fig. 2 is an overall structure schematic diagram of the present utility model.

Fig. 3 is the structural representation of power divider module when being connected with motherboard by the push-in type radio frequency (RF) coaxial connector respectively with switch module.

Concrete structure schematic diagram when Fig. 4 is connected with motherboard by the push-in type radio frequency (RF) coaxial connector for switch module.

Embodiment

Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but execution mode of the present utility model is not limited thereto.

Embodiment

Shown in Fig. 2～4, the utility model is by power divider module 1 and the m (m=1,2,3......) of 1:n (n=2,4,6,8......): 1 switch module 2 is formed.Be connected with switch module 2 because traditional power divider module 1 is the SMA cable by special use, its structure so just needs n to take advantage of m bar SMA cable according to traditional connected mode as shown in Figure 1.Very huge of its structure particularly can be realized more hardly at the passage that requires when mounted.

Power divider module 1 of the present utility model and switch module 2 are fixed on the motherboard 6 by the push-in type radio frequency (RF) coaxial connector respectively, and this motherboard 6 then is fixed on the base 5 that is made by metallic.According to actual conditions, the user can choose BMA coaxial connector, SMB coaxial connector, SSMB coaxial connector, OSSP coaxial connector or the MCX coaxial connector in the push-in type radio frequency (RF) coaxial connector arbitrarily.

These above-mentioned coaxial connectors all have sun 3, and with this sun 3 the moon that are complementary 4.According to the needs of installing, all sun 3 all can be assemblied on switch module 2 and the power divider module 1, and all cloudy 4 are assemblied on the motherboard 6 accordingly.All can be inserted in cloudy 4 in order to ensure all sun 3, so the position of all the moon 4 and quantity all needs correspondingly with the position and the quantity of all sun 3, promptly sun 3 is corresponding to the moon 4.

In like manner, all the moon 4 also can be assemblied on switch module 2 and the power divider module 1, and all sun 3 are assemblied on the motherboard 6 accordingly, and positions of all sun 3 are also corresponding with all position and quantity of cloudy 4 with quantity.

Perhaps, sun 3 is assemblied on the switch module 2, and cloudy 4 is assemblied on the power divider module 1, is equipped with sun 3 and cloudy 4 simultaneously on motherboard 6.At this moment, the position of the moon on this motherboard 64 and number needs are corresponding with the position and the quantity of sun on the switch module 23, the position of the sun on this motherboard 63 and number needs are corresponding with the position and the quantity of the moon on the power divider module 14, can be connected with motherboard 6 with power divider module 2 to guarantee switch module 2.

Simultaneously, be arranged between all sun 3 on the motherboard 6 or cloudy 4 and link together, thereby constitute a radio frequency exchange network by cable 7.Reliably contact with cable 7 in order to ensure sun 3 or cloudy 4, the two ends of these cables 7 all are welded on positive 3 or the moon 4.For both artistic and practical, all cables 7 all are arranged on the inside grooves of base 5.

For the ease of being connected, on base 5, also be respectively equipped with output and input with its equipment of outside.According to actual conditions, the quantity of described switch module 2 and power divider module 1 be one and more than; Be assemblied in sun 3 on switch module 2 and the power divider module 1 or cloudy 4, and the quantity that is assemblied in corresponding with it the moon on the motherboard 64 or sun 3 is also more than one.Therefore, all positive 3 or cloudy 4 that is arranged on switch module 2 and the power divider module 1 just forms a matrix in horizontal plane, and the moon that is assembled on motherboard 64 or sun 3 also forms an identical matrix in horizontal plane, thereby guarantee that switch module 2 can be connected with motherboard 6 fully with power divider module 1, realize blind pulling out and blind slotting function.If the parameter value of the power divider module of promptly choosing 1 is 1:n, the parameter value of the switch module of choosing 2 is m:1, then just need m power divider module 1, a n switch module 2, (individual the moon of n * m) 4 and (the individual sun of n * m) 3, and m * n root cable 7, thereby the matrix of forming a n * m is realized n * m passage.For example: the actual power divider module 1 of a 1:4 and the switch module 2 of a 3:1 chosen, then actual 3 power divider modules 1 of preparation and 4 switch modules 2 of just needing, need 3 and 12 the moon of 3 * 4=12 sun 4 simultaneously, and 3 * 4=12 root cable 7, thereby form one 3 * 4 matrix switch.

As required, power divider module 1 and switch module 2 directions can arrange arbitrarily that for example switch module 2 is as shown in Figure 2 vertically arranged, power divider module 1 transverse arrangement of turbo.

As mentioned above, just can realize the utility model preferably.

Claims

1. the extensive matrix switch of general motherboard type, mainly form by power divider module (1) and switch module (2), it is characterized in that, described power divider module (1) and switch module (2) all are connected with motherboard (6) on being fixed on base (5) by the push-in type radio frequency (RF) coaxial connector, are positioned at simultaneously between the push-in type radio frequency (RF) coaxial connector on the motherboard (6) also to link together by cable (7).

2. the extensive matrix switch of general motherboard type according to claim 1 is characterized in that described push-in type coaxial connector is BMA coaxial connector, SMB coaxial connector, SSMB coaxial connector, OSSP coaxial connector or MCX coaxial connector.

3. the extensive matrix switch of general motherboard type according to claim 2, it is characterized in that described BMA coaxial connector, SMB coaxial connector, SSMB coaxial connector, OSSP coaxial connector and MCX coaxial connector constitute by sun head (3) and the cloudy head (4) that matches with this sun head (3); Described sun head (3) is assemblied on power divider module (1) and the switch module (2), and what cloudy head (4) was then corresponding is assemblied on the motherboard (6).

4. the extensive matrix switch of general motherboard type according to claim 2, it is characterized in that described BMA coaxial connector, SMB coaxial connector, SSMB coaxial connector, OSSP coaxial connector and MCX coaxial connector constitute by sun head (3) and the cloudy head (4) that matches with this sun head (3); Described cloudy head (4) is assemblied on power divider module (1) and the switch module (2), and what sun head (3) was then corresponding is assemblied on the motherboard (6).

5. the extensive matrix switch of general motherboard type according to claim 2, it is characterized in that described BMA coaxial connector, SMB coaxial connector, SSMB coaxial connector, OSSP coaxial connector and MCX coaxial connector constitute by sun head (3) and the cloudy head (4) that matches with this sun head (3); Described sun head (3) and cloudy head (4) are assemblied in respectively on switch module (2) and the power divider module (1), are equipped with on motherboard (6) simultaneously respectively and described sun head (3) and cloudy head (4) corresponding cloudy (4) and positive (3).