CN104075097B - A kind of erecting device for RRU radio-frequency module - Google Patents

Abstract

The invention discloses an installation device for an RRU radio frequency module, comprising: a pole holding part, the pole holding part includes: an inner board, an outer board, two side boards and a plurality of reinforcement boards, and the inner board and the outer board pass through the two side boards It is integrated with multiple reinforcing plates, and the multiple reinforcing plates are arranged in a staggered manner. The middle part of the inner plate is provided with an inner concave part, and the inner concave part is provided with convex lines. There is a third mounting interface on one side of the outer panel. The implementation of the installation device for the RRU radio frequency module of the present invention makes the installation and expansion of the RRU radio frequency module easier, ensures the consistency of materials, and lowers the cost.

Description

A kind of installation device for RRU radio frequency module

technical field

The invention relates to the field of communication equipment, in particular to an installation device for an RRU radio frequency module.

Background technique

The installation device for the RRU radio frequency module in the prior art mainly has the following two structures:

The first type is a sheet metal mounting structure, in which the upper and lower sets of fasteners are mainly fixed and fastened by four bolts. It has the following defects: in the process of tightening the four bolts, it is difficult to ensure consistency and synchronization, the fasteners are easily skewed, and additional adjustments are required when fixing the RRU connector. At the same time, the fastener and the RRU connector also need to be fixed by multiple screws, and the installation time is long; in addition, the overall scalability of the sheet metal installation structure is not good, and it can only be extended to three RRU connectors at most, and Extended material consistency is poor.

The second type is a die-casting installation structure, and its fasteners and RRU connectors are castings, which has the following defects: gravity casting is used to ensure the strength of the installation device, and the cost is relatively high. In addition, the expansion cost is also high, and the overall material cost is much higher than that of the sheet metal mounting structure.

Contents of the invention

The technical problem to be solved by the present invention is to provide an installation device for the RRU radio frequency module, which makes the installation and expansion of the RRU radio frequency module easier, ensures the consistency of materials, and lowers the cost.

In order to solve the above technical problems, an embodiment of the present invention provides an installation device for an RRU radio frequency module, including: a pole holding member, which includes: an inner plate, an outer plate, two side plates and an inner plate, The outer plate and multiple reinforcing plates between the two side plates, the inner plate and the outer plate are connected as a whole through the two side plates and multiple reinforcing plates, the multiple reinforcing plates are arranged in a staggered manner, the middle part of the inner plate is provided with an inner concave part, and the upper part of the inner concave part Provide convex strips, the end of any two side plates is provided with the first or second mounting interface, and one side of the outer plate is provided with the third mounting interface;

The installation device of the RRU radio frequency module also includes: a pole and an RRU hanger, and the RRU hanger includes: a base and a connecting plate arranged on the base for connecting the RRU radio frequency module, the base has a head, and the head Set the chute on the opposite side.

Wherein, any one of the first mounting interface, the second mounting interface and the third mounting interface is provided with a convex rib, and the convex rib is provided on one side surface of the two side plates or the outer plate, and the two side plates or the outer plate are protruding. A first screw hole is provided on one end surface of the rib.

Wherein, the inner plate and the reinforcement plate are respectively provided with through holes on the same central axis, and the outer plate is provided with assembly holes, and the diameter of the assembly holes is larger than that of the through holes.

Wherein, the pole holding part includes a first pole holding part and a second pole holding part, and the first pole holding part and the second pole holding part are configured as symmetrical structures.

Wherein, the installation device of the RRU radio frequency module further includes bolts for locking the first pole holding part and the second pole holding part.

Wherein, the RRU mounting part is fastened on the first pole holding part or the second pole holding part through the adapter clamping of the chute and the first mounting interface, the second mounting interface or the third mounting interface, and the first The pole-holding part and the second pole-holding part are locked, so that the inner recesses on the first pole-holding part and the second pole-holding part are tightly connected with the pole.

Wherein, the head is in the shape of a block, and the end surface of the head is provided with a concave cavity, and the concave cavity has an open end, and any convex rib of the first hanging interface, the second hanging interface and the third hanging interface can be opened by opening the opening end. Slides in and seats in the cavity.

Wherein, the connecting plate is square, and a third screw hole is arranged on it.

Wherein, the head is provided with an extension board for pressing against the side boards or the outer board, and the extension board is provided with a second screw hole corresponding to the position of the first screw hole.

Wherein, the inner panel, the outer panel, the two side panels, multiple reinforcing panels, the first mounting interface, the second mounting interface and the third mounting interface are integrally formed.

The installation device for the RRU radio frequency module provided by the present invention has the following beneficial effects:

First, since the pole is equipped with multiple mounting interfaces, a new expansion installation method is realized, which is compatible with the installation of multiple RRU radio frequency modules, and no additional parts and materials are required for expansion, which reduces the expansion cost.

Second, because the RRU mounting part is fastened to the first pole holding part or the second pole holding part through the adapter clamping of the chute and the first mounting interface, the second mounting interface or the third mounting interface, The first pole holding part and the second pole holding part are locked, so that the inner concave parts on the first pole holding part and the second pole holding part are tightly connected with the pole. This new adaptive fastening structure simplifies the hanging The structure of the parts can realize single-person assembly, which is convenient and quick, and further improves the assembly efficiency.

Third, by adopting the combination of profile holding rods and gravity casting RRU hanging parts, on the premise of ensuring the strength, the profile section is optimized, the complexity and weight of the RRU hanging parts are reduced, and the cost is reduced .

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

FIG. 1 is a schematic structural diagram of a first pole holding member used in an installation device for an RRU radio frequency module according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an RRU hanging piece used in an installation device for an RRU radio frequency module according to an embodiment of the present invention.

Fig. 3 is a structural diagram of the installation device for the RRU radio frequency module according to the embodiment of the present invention after the first pole holding part and the second pole holding part are locked and assembled.

Fig. 4 is a schematic perspective view of a single RRU radio frequency module equipped with an installation device for an RRU radio frequency module according to an embodiment of the present invention.

Fig. 5 is a schematic plan view of a device for installing a RRU radio frequency module according to an embodiment of the present invention, equipped with multiple RRU radio frequency modules.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Referring to FIG. 1-FIG. 5 in combination, it is the first embodiment of the installation device for the RRU radio frequency module of the present invention. The installation device used for the RRU radio frequency module in this embodiment includes:

pole 1;

The first pole holding part 2 and the second pole holding part 3, any one of the first pole holding part 2 and the second pole holding part 3 includes: an inner plate 21, an outer plate 22, two side plates 23 and an inner plate 21, The outer plate 22 and the multiple reinforcing plates 24 between the two side plates 23, the inner plate 21 and the outer plate 22 are connected as a whole through the two side plates 23 and the multiple reinforcing plates 24, and the multiple reinforcing plates 24 are arranged in a staggered manner, and the inner plate 21 The middle part of the inner concave part 211 is set, the convex strip 212 is set on the inner concave part 211, the end of any two side plates 23 is provided with the first mounting interface 231 or the second mounting interface 232, and one side of the outer plate 22 is provided with the second mounting interface. Three mounting interfaces 221; and

The RRU hanger 4 includes: a base 41 and a connection plate 42 arranged on the base 41 for connecting the RRU radio frequency module, the base 41 has a head 411, and slide grooves 4111 are arranged on opposite sides of the head 411 ,in:

The RRU mounting part 4 is fastened to the first pole holding part 2 or the second pole holding part through the chute 4111 and the first mounting interface 231, the second mounting interface 232 or the third mounting interface 221 through the adapter clamping 3, the first pole holding part 2 and the second pole holding part 3 are locked, so that the inner concave part 211 on the first pole holding part 2 and the second pole holding part 3 is firmly connected with the pole holding 1.

During specific implementation, the holding rod 1 is a cylindrical rod, which can also be configured as a cylinder with a cross section of other common shapes, such as a square column, a hexagonal column, and the like.

Referring to Fig. 1, the first pole-holding part 2 and the second pole-holding part 3 in this embodiment are symmetrical structures, which can reduce the mold opening cost on the one hand, and only need one kind of mold to make the pole-holding part; On the one hand, it can also improve the accuracy and efficiency of assembly.

The structure of the two pole-holding members will be described below by taking the first pole-holding member 2 as an example.

The first pole holding member 2 includes an inner panel 21 , an outer panel 22 , two side panels 23 and a reinforcing panel 24 . Wherein, the inner panel 21 , the side panels 23 and the outer panel 22 are all panels, which are connected from head to tail to form a hollow square cylinder. The inner plate 21 and the outer plate 22 are set in parallel as a whole, and the side plates 23 are set in parallel. Wherein, the outer side of the inner plate 21 is provided with an inner concave portion 211 for connecting the pole 1. The inner concave portion 211 is formed by connecting two plates forming a certain angle with each other, and the surface of the inner concave portion 211 is equidistantly provided with a plurality of convex lines. 212.

The reinforcing plate 24 is located in the hollow area where the inner plate 21, the two side plates 23 and the outer plate 22 are connected end to end to form a square cylinder. The outer plate 22 , the inner plate 21 and the side plate 23 and the outer plate 22 and the side plate 23 are connected as a whole to enhance the strength of the first pole holding member 2 .

Further, as shown in the figure, the end of the left side plate 23 extends out of the first mounting interface 231 for connecting the RRU mounting part 4, and the end of the right side plate 23 extends out of the second mounting interface 231 as shown in the figure. The interface 232 is installed.

The first mounting interface 231 is composed of two symmetrical corner plates extending from the opposite sides of the side plate 23. The two corner plates are placed opposite to each other, and together with the side plate 23 form an insertion cavity between them for inserting the RRU. Hanging piece 4.

Further, a rib 233 is provided in the first mounting interface 231 , and the rib 233 protrudes from the middle surface of the side plate 23 , and a first screw hole 234 is provided on one end surface of the side plate 23 where the rib 233 protrudes. The rib 233 can also be regarded as a part of the insertion cavity formed by the first mounting interface 231 .

The structure of the second mounting interface 232 is set to be symmetrical with that of the first mounting interface 231 , and will not be repeated here. Likewise, ribs are respectively provided on the second mounting interface 232 , and first screw holes are also provided on the ribs.

Further, a third mounting interface 221 is provided on the outside of the outer panel, and the structure of the third mounting interface 221 is also similar to that of the first mounting interface 231 , which will not be repeated here. Similarly, ribs are respectively provided on the third mounting interface 221 , and first screw holes are also provided on the ribs.

In this embodiment, the through-holes 213 and 241 on the same central axis are respectively arranged on the inner plate 21 and the reinforcing plate 24, and the diameters are set to be the same; the assembly hole 222 is arranged on the outer plate 22, and the aperture size of the assembly hole 222 is larger than the through-hole Aperture size of 213, 241. The through holes 213 , 241 and the assembly holes 222 are provided for assembling the bolts 5 and locking the first pole holding member 2 and the second pole holding member 3 .

In a preferred embodiment, the inner panel 21 , the outer panel 22 , the side panels 23 , a plurality of reinforcing panels 24 , the first hanging interface 231 , the second hanging interface 232 and the third hanging interface 221 are integrally formed. It can simplify the structure of the mounting interface and reduce the cost.

As shown in Figure 2, the RRU hanging part 4 includes: a base 41 and a connection plate 42 arranged on the base 41 for connecting the RRU radio frequency module 6, the base 41 protrudes from the connection plate 42, and it has a head The head portion 411 is in the shape of a block, and slide grooves 4111 are provided on opposite sides of the head portion 411 . The connecting plate 42 is a square plate with third screw holes 421 defined at four corners thereof.

Further, a concave cavity 4112 is provided on the end surface of the head 411, and the concave cavity 4112 has an open end 4113. The positions of the protruding ribs on the interface 221 correspond to each other.

Further, the head 411 is provided with an extension plate 4114 on the other side opposite to the opening end 4113 for pressing against the two side plates 23 or the outer plate 22, and the extension plate 4114 is provided with a The positions of the first screw holes 234 on the plate 22 correspond to the second screw holes 4115 .

Referring to Fig. 3-Fig. 5, when the installation device for RRU radio frequency module of the present invention is implemented,

First, connect the RRU radio frequency module to the RRU mount 4 . Specifically, the position of the screw hole on the RRU radio frequency module corresponds to the position of the third screw hole 421 on the connecting plate 42 of the RRU hanger 4 , and the two can be installed together by screw connection by a single person.

Next, the inner recesses 211 of the first pole holding member 2 and the second pole holding member 3 are respectively placed towards the position of the holding pole 1, and the two bolts 5 pass through the assembly holes 222 respectively provided on both sides of the outer plate 22, and are arranged on the The through hole 241 on the reinforcing plate 24 and the through hole 213 on the inner plate 21 are locked by a nut. As the nut continues to be screwed, the distance between the first pole holding member 2 and the second pole holding member 3 gradually decreases until the inner recesses 211 of the two pole holding poles 2 and 3 are fastened on the pole holding pole 1 . Wherein: the convex strip 212 on the inner concave part 211 plays a role of increasing friction, preventing the first pole holding part 2 and the second pole holding part 3 from slipping off from the holding pole 1 .

Finally, the RRU mount 4 connected with the RRU radio frequency module is connected to the first mount interface 231 , the second mount interface 232 and the third mount interface 221 . Specifically, the head 411 of the RRU mounting part 4 gradually slides into the first mounting interface 231, the second mounting interface 232 or the third mounting interface 231 through the slideway 4111 provided on it and the opening end 4113 on the top surface thereof. Interface 221. The extension board 4114 of the head 411 of the RRU mount 4 inserted into the first mount interface 231 , the second mount interface 232 or the third mount interface 221 presses against the side plates 23 or the outer plate 22 . At this time, the first screw hole 234 on the two side plates 23 or the outer plate 22 corresponds to the second screw hole 4115, and the screw passes through the second screw hole 4115 and is locked in the first screw hole 234 to realize RRU hanging. The mounting part 4 is clamped and fastened with the fittings of the first hanging interface 231 , the second hanging interface 232 and the third hanging interface 221 . After assembly, the ribs in the first hanging interface 231 , the second hanging interface 232 or the third hanging interface 221 are accommodated in the concave cavity 4112 .

The installation device for the RRU radio frequency module of the present invention has the following beneficial effects:

First, since the pole is equipped with multiple mounting interfaces, a new expansion installation method is realized, which is compatible with the installation of multiple RRU radio frequency modules, and no additional parts and materials are required for expansion, which reduces the expansion cost.

Second, because the RRU mounting part is fastened to the first pole holding part or the second pole holding part through the adapter clamping of the chute and the first mounting interface, the second mounting interface or the third mounting interface, The first pole holding part and the second pole holding part are fastened, so that the inner concave parts on the first pole holding part and the second pole holding part are tightly connected with the pole. This new adaptive fastening structure simplifies the hanging The structure of the parts can realize single-person assembly, which is convenient and quick, and further improves the assembly efficiency.

Third, by adopting the combination of profile holding rods and gravity casting RRU hanging parts, on the premise of ensuring the strength, the profile section is optimized, the complexity and weight of the RRU hanging parts are reduced, and the cost is reduced .

Claims (10)

1. An installation device for an RRU radio frequency module, characterized in that it includes: a pole holding part, and the pole holding part includes: an inner board, an outer board, two side boards, and the inner board, the outer board The multiple reinforcing plates between the plate and the two side plates, the inner plate and the outer plate are connected as a whole through the two side plates and the multiple reinforcing plates, and the multiple reinforcing plates are arranged in a staggered manner, The middle part of the inner panel is provided with an inner concave part, and a convex line is arranged on the inner concave part, the end of any one of the two side panels is provided with a first hanging interface or a second hanging interface, and one side of the outer panel is Equipped with a third mounting interface; The installation device of the RRU radio frequency module also includes: a pole and an RRU hanging piece, and the RRU hanging piece includes: a base and a connecting plate arranged on the base for connecting the RRU radio frequency module, the The base has a head, and slide grooves are arranged on opposite sides of the head. 2. The installation device for the RRU radio frequency module as claimed in claim 1, wherein any one of the first mounting interface, the second mounting interface and the third mounting interface is provided with a protrusion Ribs, the ribs are protrudingly provided on the two side panels or one side surface of the outer panel; A first screw hole is provided on one end surface of the two side plates or the outer plate protruding from the rib. 3. The installation device for the RRU radio frequency module as claimed in claim 2, wherein the inner plate and the reinforcing plate are respectively provided with through holes on the same central axis, and the outer plate is provided with an assembly hole, the aperture size of the assembly hole is larger than the aperture size of the through hole. 4. The installation device for the RRU radio frequency module according to claim 3, wherein the pole holding member comprises a first pole holding member and a second pole holding member, and the first pole holding member and the pole holding member The second pole holding member is configured as a symmetrical structure. 5. The installation device for the RRU radio frequency module as claimed in claim 4, wherein the installation device of the RRU radio frequency module also includes a device for connecting the first pole holding part and the second pole holding part Locked bolts. 6. The installation device for the RRU radio frequency module as claimed in claim 4, wherein: The RRU mounting part is fastened to the first pole holding part through the adaptive clamping between the chute and the first mounting interface, the second mounting interface or the third mounting interface Or on the second pole holding part, the first pole holding part and the second pole holding part are locked, so that the inner recesses on the first pole holding part and the second pole holding part It is firmly connected with the pole. 7. the mounting device for RRU radio frequency module as claimed in claim 6, is characterized in that, described head is box-shaped, and the end face of described head is provided with cavity, and described cavity has open end The ribs of any one of the first mounting interface, the second mounting interface and the third mounting interface can slide in from the open end and be accommodated in the concave cavity. 8 . The installation device for the RRU radio frequency module according to claim 6 , wherein the connecting plate is square and has a third screw hole on it. 9. The installation device for the RRU radio frequency module as claimed in claim 6, wherein the head is provided with an extension plate for pressing against the two side plates or the outer plate, and the extension plate A second screw hole corresponding to the position of the first screw hole is provided on the plate. 10. The installation device for RRU radio frequency module as claimed in claim 1, characterized in that, the inner board, the outer board, the two side boards, the plurality of reinforcing boards, the first hanging The mounting interface, the second mounting interface and the third mounting interface are integrally formed.