CN208460943U - A kind of dedicated four mouthfuls of combiners of microwave antenna - Google Patents

Abstract

The utility model discloses a kind of dedicated four mouthfuls of combiners of microwave antenna, including core, it is provided with a public port and 2N tributary port on core, wherein N is the integer greater than 1；Tributary port is distributed on the core of public port two sides；The first cavity, the second cavity and third cavity are provided in core, first cavity one end is connected at public port, and the end of the first cavity is connected to the second cavity and third cavity respectively, and the second cavity and third cavity are between the first cavity and tributary port.The core of the utility model includes a public port and four branch ports, and four tributary ports are symmetrical centered on public port two-by-two, interfere with each other it is small so that performance boost；In addition the distance between ipsilateral tributary port of core can adjust at any time according to client's ODU communication equipment mounting distance, solve existing structure to the defect of ODU equipment size limited size.

Description

A kind of dedicated four mouthfuls of combiners of microwave antenna

Technical field

The utility model belongs to microwave antenna and microwave passive component technical field, and in particular to a kind of microwave antenna is dedicated Four mouthfuls of combiners.

Background technique

Combiner is the three port microwave device of outdoor for being wirelessly transferred product, including a common end, a main road End and a branch end, the public termination outdoor single-polarized antenna of combiner, main road end and branch end are outdoor single with two respectively First ODU communication equipment connection, i.e. two transceiver channels share an antenna by combiner.But not with the communication technology Disconnected development, microwave telecommunication system is for the capacity of communication equipment, maintenance cost of building a station, and stability etc. also increasingly has higher It is required that three traditional port combiners are not able to satisfy this demand gradually.

Summary of the invention

In view of the deficienciess of the prior art, the purpose of the utility model is to provide a kind of dedicated four mouthfuls of conjunctions of microwave antenna Road device solves the problems, such as that existing combiner capacity is small and maintenance cost is higher.

In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution is achieved:

A kind of dedicated four mouthfuls of combiners of microwave antenna, including core are provided with a public port on the core With 2N tributary port, wherein N is the integer greater than 1；The tributary port is distributed on the core of public port two sides；Institute The first cavity, the second cavity and third cavity are provided in the core stated, the first described cavity one end is connected in public port Place, the end of the first cavity be connected to the second cavity and third cavity respectively, and second cavity and third cavity are positioned at the Between one cavity and tributary port.

Specifically, the core generally T-shaped structure, there are four the tributary ports, and four tributary ports are two-by-two It is distributed on the core of public port two sides；The public port is located at one end of core, and four tributary ports are distributed two-by-two At the other both ends of core, and four tributary ports are symmetrical centered on public port two-by-two.

Specifically, being provided with the first coupling window in first cavity, the first cavity is divided by the first coupling window Four branches, respectively branch a1, branch a2, branch a3 and branch a4；Setting and the second coupling window in second cavity Mouthful, the second cavity is divided into four branches, respectively branch b1, branch b2, branch b3 and branch b4 by the second coupling window；It is described Third cavity in setting couple window with third, third cavity is divided into four branches, respectively branch by third coupling window C1, branch c2, branch c3 and branch c4, the third cavity and the second cavity mirror symmetry；The branch a1 and public affairs Port connection, branch a2 are provided with waveguide load altogether, and branch a3 is connected to the branch b1 of the second cavity, and branch a4 and third are empty The branch c1 of chamber is connected to；The branch b2 is provided with waveguide load, and branch b3 is connected to a tributary port (3) of core, Branch b4 is connected to another tributary port of the same end；The branch c2 is provided with waveguide load, and branch c3 and core are another One tributary port of one end is connected to, and branch c4 is connected to another tributary port of the same end.

The core includes upper core and lower core, and the first groove, the lower core are provided on the upper core The second groove, first groove and the second groove mirror symmetry are provided on body；Upper core connects integral with lower core Afterwards, the first groove and the second groove connect the first cavity, the second cavity and the third cavity to form the core；Two of them Tributary port is separately positioned on the both ends of core, the two tributary ports are symmetrical centered on public port；Other two branch Road port is separately positioned on the both ends of lower core, the two tributary ports are also symmetrical centered on public port.

Specifically, being provided with the first seal groove on the upper core, first seal groove is looped around first Groove periphery.

Further, the first connector for connecting ODU communication equipment is provided at the tributary port, it is described First through hole corresponding with tributary port position is provided on first connector.

Specifically, first connector is hollow cylinder, hollow cylinder one end is provided with first flange disk, hollow The cylindrical body other end is provided with the second seal groove along its circumferential direction.

It further, further include fixed frame and antenna terminal pad, the antenna terminal pad is arranged in fixed frame side, institute The tributary port end for the core stated is fixed on fixed frame；It is logical that third is provided on the fixed frame and antenna terminal pad Hole, the public port end of the core are fixed in antenna terminal pad after passing through the third through-hole on fixed frame.

Specifically, being provided with the recess of circular cross-section at the public port of core, the recess is connect with antenna Third through-hole connection on disk；The third through-hole of the antenna terminal pad is equipped with the fixing sleeve connecting with antenna.

Specifically, the fixing sleeve is hollow cylindrical structure closed at one end, the closed end of fixing sleeve is provided with the Two through-holes；The shape of second through-hole and the shape of public port are identical；The closed end of the fixing sleeve is provided with second flange Disk.

Compared with prior art, the utility model has the beneficial effects that

(1) core of the utility model include a public port and multiple branch ports, four tributary ports two-by-two with It is symmetrical centered on public port, interfere with each other it is small so that performance boost；In addition the distance between ipsilateral tributary port of core can root It is adjusted at any time according to client's ODU communication equipment mounting distance, solves existing structure to the defect of ODU equipment size limited size.

(2) four mouthfuls of combiner performances of the utility model are stable, capacity is big, maintenance cost of building a station is low, install convenient, demand Space is small and moderate cost.

Other feature and advantage of the utility model will the following detailed description will be given in the detailed implementation section.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the separator of the utility model.

Fig. 2 is core and lower core schematic diagram of internal structure on core.

Fig. 3 is core overall structure diagram.

Fig. 4 is the structural schematic diagram of the first connector.

Fig. 5 is the structural schematic diagram of fixed frame.

Fig. 6 is the structural schematic diagram of antenna terminal pad.

Fig. 7 is the structural schematic diagram of fixing sleeve.

Fig. 8 is the combiner use state diagram of the utility model.

Each label indicates in figure are as follows: 1- core, 2- public port, 3- tributary port, the first connector of 4-, 5- fixed frame, 6- Antenna terminal pad, 7- third through-hole, 8- fixing sleeve；

The first cavity of 11-, the second cavity of 12-, 13- third cavity, the upper core of 14-, core under 15-, 16- waveguide load；

111- first couples window；121- second couples window；131- third couples window；

The first groove of 141-, the first seal groove of 142-；

21- recess；

41- first through hole, 42- first flange disk, the second seal groove of 43-；

The second through-hole of 81-, 82- second flange disk.

Explanation is further explained in detail below in conjunction with particular content of the drawings and specific embodiments to the utility model.

Specific embodiment

Be given below specific embodiment of the present utility model, it should be noted that the utility model be not limited to it is following Specific embodiment, all equivalent transformations made on the basis of the technical solutions of the present application each fall within the protection scope of the utility model.

In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower " typically refer to It is defined on the basis of the drawing of respective drawings, " inside and outside " refers to the inner and outer of corresponding component profile.

As shown in Figures 1 to 3, the utility model discloses a kind of dedicated four mouthfuls of combiners of microwave antenna, including core 1, A public port 2 and four tributary ports 3 are provided on core 1, four tributary ports 3 are distributed in 2 liang of public port two-by-two On the core 1 of side；The first cavity 11, the second cavity 12 and third cavity 13 are provided in core 1,11 one end of the first cavity connects Lead at public port 2, the other end of the first cavity is connected to the second cavity 12 and third cavity 13 respectively, 12 He of the second cavity Third cavity 13 is extended in opposite directions to tributary port 3.Four tributary ports of the utility model are two-by-two with public port Centered on it is symmetrical, interfere with each other it is small so that performance boost；In addition the distance between ipsilateral tributary port of core can be according to client ODU communication equipment mounting distance adjusts at any time, solves existing structure to the defect of ODU equipment size limited size.

Specifically, as shown in Fig. 2, the generally T-shaped structure of core 1, core 1 include upper core 14 and lower core 15, upper core It is provided with the first groove 141 on body 14, is provided on lower core 15 second groove (not marked in figure), the first groove 141 and Two groove mirror symmetries；Upper core connected with lower core it is integral after, the first groove 141 connects to form core with the second groove First cavity 11, the second cavity 12 and third cavity 13.Wherein the edge distribution of upper core 14 has several connection screw thread holes, lower core The edge of body 15 is also distributed with several through-holes, connection screw thread hole and number of through-holes equity, by bolt by upper core and lower core It is docking together.Preferably, upper core 14 and lower core 15 are distinctive pottery cavity structure, are processed using precision instrument, can be with It is mating with the antenna and ODU of each mating company.

Further, as shown in Fig. 2, being provided with the first seal groove 142 on upper core 14,142 ring of the first seal groove It is wound on 141 periphery of the first groove.For installing sealing ring, guarantees structure enough sealing performances at the time of contact, improve product Safety in utilization and service life.

Specifically, first coupling window 111 will as shown in Fig. 2, being provided with the first coupling window 111 in the first cavity 11 First cavity is divided into four branches, respectively branch a1, branch a2, branch a3 and branch a4；Setting and the in second cavity 12 Second cavity is divided into four branches, respectively branch b1, branch b2, branch by two coupling windows 121, the second coupling window 121 B3 and branch b4；Setting couples window 131 with third in third cavity 13, and third couples window 131 and third cavity is divided into four A branch, respectively branch c1, branch c2, branch c3 and branch c4 (are not marked, third cavity in branch c1 and branch's c2 figure 13 and 12 mirror symmetry of the second cavity；Branch a1 is connected to public port 2, and branch a2 is provided with waveguide load 16, branch a3 with The branch b1 of second cavity is connected to, and branch a4 is connected to the branch c1 of third cavity；Branch b2 is provided with waveguide load 16, branch B3 is connected to a tributary port 3 of upper core, and branch b4 is connected to the tributary port 3 of core under the same end；Branch c2 setting There is waveguide load 16, branch c3 is connected to a tributary port 3 of upper core, branch c4 and core tributary port 3 under the same end Connection.Wherein, four tributary ports include two vertical ports and two horizontal ports, and vertical port and horizontal port are with public affairs It is symmetrical centered on port 2 altogether.Tributary port is horizontal polarization or vertical polarization, and depend primarily on antenna connection terminal installation is vertical Straight polarization conversion or horizontal polarization transformation.

Specifically, two of them tributary port 3 is separately positioned on the both ends of core 14, the two tributary ports are with public It is symmetrical centered on port 2；Two tributary ports 3 are separately positioned on the both ends of lower core 15, the two tributary ports are also with public It is symmetrical centered on port 2.In addition, the above core of the tributary port of the tributary port of core and upper core and lower core on the same end Binding face on the basis of face it is symmetrical, this same polarized port symmetrical so that the installation of ODU equipment is by constructive interference, peace Dress is convenient.

As shown in Figure 1, being provided at each tributary port 3 for connecting in one embodiment of the utility model The first connector 4 of ODU communication equipment is connect, is provided with first through hole 41 corresponding with 3 position of tributary port on the first connector 4, In, first through hole is the rectangular opening for penetrating through joint thickness, and the size of the rectangular opening is identical as the size of 1 top set port 3 of core.

Specifically, hollow cylinder one end is provided with first flange disk as shown in figure 4, the first connector 4 is hollow cylinder 42, first flange disk 42 be it is rectangular, the corner location of first flange disk offers through-hole, for the first connector to be connected to core On, the hollow cylinder other end is provided with the second seal groove 43 along its circumferential direction, for installing sealing ring, guarantees that structure is contacting When enough sealing performances, improve the safety in utilization and service life of product.

As shown in Figure 1, in one embodiment of the utility model, four mouthfuls of polarization combiners of the utility model further include Fixed frame 5 and antenna terminal pad 6, antenna terminal pad 6 are arranged in 5 side of fixed frame, and the tributary port end of core 1 is fixed on fixation On frame 5；Third through-hole 7 is provided on fixed frame 5 and antenna terminal pad 6, the public port end of core 1 passes through on fixed frame It is fixed on after third through-hole 7 in antenna terminal pad 6.Wherein, as shown in figure 5, the side of fixed frame 5 is fixed with connecting plate, connection Threaded hole and third through-hole 7 are set on plate, and in addition the connecting plate is engraved structure, achievees the purpose that loss of weight.As shown in fig. 6, day The through-hole being provided in line terminal pad 6, the through-hole is corresponding with the threaded hole on the connecting plate of core fixed frame 5, antenna connection Disk is also engraved structure, is provided with " ten " between 1 four edges of antenna terminal pad in 6 third through-hole of antenna terminal pad, 7 outer diameter Font reinforcing rib.Four angles of antenna terminal pad 6 are provided with otic placode, bolt hole is provided on otic placode, is equipped in bolt hole For the bolt fixed with antenna.

Specifically, as shown in figure 3, be provided with the recess 21 of circular cross-section at the public port 2 of core, recess 21 It is connect with the third through-hole 7 in antenna terminal pad 6；The third through-hole of antenna terminal pad 6 is equipped with the fixing sleeve connecting with antenna 8.The fixing sleeve 8 be hollow cylindrical structure closed at one end, the closed end of fixing sleeve 8 be provided with the second through-hole 81 specifically, The shape of second through-hole 81 is identical as the shape of public port 2, is rectangular opening；The closed end of fixing sleeve 8 is provided with the second method Blue disk 82, second flange disk are circle, through-hole are offered on second flange disk, for fixing sleeve to be connected to antenna terminal pad On.Preferably, fixed frame 8, terminal pad 9 are casting, and casting technique can guarantee the consistency of processing, while improving production effect Rate reduces cost.

Fig. 8 show the usage state diagram of the dedicated four mouthfuls of combiners of microwave antenna of the utility model.Wherein, currently, The equipment connect use with antenna in each frequency range such as 6GHz~42GHz, by the results show, no matter from the appearance or Can preferably it match with antenna from electric property, capacity is big, maintenance cost of building a station is low, aesthetic in appearance, light-weight, peace It fills that convenient, demand space is small and moderate cost, can easily be docked with each mating company's antenna and ODU (outdoor unit), it is practical Property is strong, can more be applicable in mass production.

It is further to note that specific technical features described in the above specific embodiments, in not lance In the case where shield, it can be combined in any appropriate way, it is same as long as it is without prejudice to the thought of the utility model It should be considered as content disclosed in the utility model.

Claims (10)

1. a kind of dedicated four mouthfuls of combiners of microwave antenna, including core (1), which is characterized in that be arranged on the core (1) There are a public port (2) and 2N tributary port, wherein N is the integer greater than 1；The tributary port (3) is distributed in public affairs Altogether on the core (1) of port (2) two sides；The first cavity (11), the second cavity (12) and third are provided in the core (1) Cavity (13), described the first cavity (11) one end are connected at public port (2), and the end of the first cavity is empty with second respectively Chamber (12) is connected to third cavity (13), and second cavity (12) and third cavity (13) are located at the first cavity (11) and branch Between road port (3).

2. the dedicated four mouthfuls of combiners of microwave antenna as described in claim 1, which is characterized in that the core (1) is whole For T-shaped structure, there are four the tributary ports, and four tributary ports are distributed in the core (1) of public port (2) two sides two-by-two On；The public port is located at one end of core (1), and four tributary ports are distributed in the other both ends of core (1) two-by-two, and Four tributary ports are symmetrical centered on public port (2) two-by-two.

3. the dedicated four mouthfuls of combiners of microwave antenna as claimed in claim 2, which is characterized in that first cavity (11) It is inside provided with the first coupling window (111), the first cavity is divided into four branches, respectively branch by the first coupling window (111) A1, branch a2, branch a3 and branch a4；Setting couples window (121) with second in second cavity (12), the second coupling Second cavity is divided into four branches, respectively branch b1, branch b2, branch b3 and branch b4 by window (121)；The third Setting couples window (131) with third in cavity (13), and third couples window (131) and third cavity is divided into four branches, point Not Wei branch c1, branch c2, branch c3 and branch c4, the third cavity (13) and the second cavity (12) mirror symmetry；Institute The branch a1 stated is connected to public port (2), and branch a2 is provided with waveguide load (16), the branch b1 of branch a3 and the second cavity Connection, branch a4 are connected to the branch c1 of third cavity；The branch b2 is provided with waveguide load (16), branch b3 and core The connection of a tributary port (3), branch b4 is connected to another tributary port (3) of the same end；The branch c2 setting Have waveguide load (16), branch c3 is connected to a tributary port (3) of the core other end, branch c4 and the same end another Tributary port (3) connection.

4. the dedicated four mouthfuls of combiners of microwave antenna as claimed in claim 2 or claim 3, which is characterized in that core (1) packet Core (14) and lower core (15) are included, is provided with the first groove (141) on the upper core (14), the lower core (15) the second groove, first groove (141) and the second groove mirror symmetry are provided on；Upper core is connected with lower core After integral, the first groove (141) connects the first cavity (11), the second cavity (12) to form the core with the second groove With third cavity (13)；

Two of them tributary port (3) is separately positioned on the both ends of core (14), the two tributary ports are with public port (2) Centered on it is symmetrical；Other two tributary port (3) is separately positioned on the both ends of lower core (15), the two tributary ports are also with public affairs It is symmetrical centered on port (2) altogether.

5. the dedicated four mouthfuls of combiners of microwave antenna as claimed in claim 4, which is characterized in that on the upper core (14) It is provided with the first seal groove (142), first seal groove (142) is looped around the first groove (141) periphery.

6. the dedicated four mouthfuls of combiners of microwave antenna as described in claim 1, which is characterized in that the tributary port (3) Place is provided with the first connector (4) for connecting ODU communication equipment, is provided on first connector (4) and branch end The corresponding first through hole (41) in mouth (3) position.

7. the dedicated four mouthfuls of combiners of microwave antenna as claimed in claim 6, which is characterized in that first connector (4) For hollow cylinder, hollow cylinder one end is provided with first flange disk (42), and the hollow cylinder other end is circumferentially arranged along it There are the second seal groove (43).

8. the dedicated four mouthfuls of combiners of microwave antenna as described in claim 1, which is characterized in that further include fixed frame (5) and Antenna terminal pad (6), the antenna terminal pad (6) are arranged in fixed frame (5) side, the tributary port of the core (1) End is fixed on fixed frame (5)；It is provided with third through-hole (7) on the fixed frame (5) and antenna terminal pad (6), it is described Core (1) public port end pass through fixed frame on third through-hole (7) after be fixed on antenna terminal pad (6).

9. the dedicated four mouthfuls of combiners of microwave antenna as claimed in claim 8, which is characterized in that around the public port of core (2) recess (21) of circular cross-section is provided at, the third through-hole (7) in the recess (21) and antenna terminal pad (6) is even It connects；The third through-hole of the antenna terminal pad (6) is equipped with the fixing sleeve (8) connecting with antenna.

10. the dedicated four mouthfuls of combiners of microwave antenna as claimed in claim 9, which is characterized in that the fixing sleeve (8) is Hollow cylindrical structure closed at one end, the closed end of fixing sleeve (8) are provided with the second through-hole (81)；The shape of second through-hole (81) Shape is identical as the shape of public port (2)；The closed end of the fixing sleeve (8) is provided with second flange disk (82).