CN109219298B

CN109219298B - Combiner for communication base station

Info

Publication number: CN109219298B
Application number: CN201811086528.XA
Authority: CN
Inventors: 张淼淼
Original assignee: Nanjing Huamai Technology Co Ltd
Current assignee: Nanjing Huamai Technology Co Ltd
Priority date: 2018-09-18
Filing date: 2018-09-18
Publication date: 2020-09-01
Anticipated expiration: 2038-09-18
Also published as: CN109219298A

Abstract

The invention relates to the technical field of combiners, in particular to a combiner for a communication base station, which comprises a base, a shell, a groove, a gasket, a fixed block, a screw rod, a nut, an extension plate, a spring, a cover plate, a through hole, a screw, a joint, a cover body, a sleeve shaft, a lead, a fixed plate, a sealing plug, a rotating rod, a pressing plate, a cross rod, a connecting rod, a clamping block, a supporting block, a circuit board, a fixed column, a clamping groove and a limiting plate. The cover body is screwed down, so that the sealing performance of the joint is improved, the lead is fixed, the problem that dust enters the shell to influence the use of the combiner due to long-time use is solved, the problem that the lead falls off when the lead is used is avoided by fixing the lead, and the tightness of connection between the lead and the shell is improved; play the supporting role through the spring to the casing, cause the casing to take place to rock and influence the life of combiner when having avoided using, the cooperation through spring and gasket is favorable to playing the cushioning effect to the casing.

Description

Combiner for communication base station

Technical Field

The invention relates to the technical field of combiners, in particular to a combiner for a communication base station.

Background

The combiner is mainly used in the wireless mobile phone communication system for combining the input multi-band signals together and outputting the signals to the same set of indoor distribution system, in the engineering application, the 800MHZ C network, the 900MHz G network or other different frequencies need to be output simultaneously, the combiner is adopted, so that the set of indoor distribution system can work in the CDMA frequency band, the GSM frequency band or other frequency bands simultaneously, for example, in the radio antenna system, the input and output signals of several different frequency bands are combined by the combiner and then connected with the radio station by a feeder line, which not only saves a feeder line, but also avoids the trouble of switching different antennas, the combiner is generally used at the transmitting end, and the combiner is used for combining two or more radio frequency signals sent from different transmitters into one path to be sent to the radio frequency device of the antenna for transmitting, and simultaneously avoids the mutual influence among signals at each port, the combiner generally has two or more input ports, only has an output port, and port isolation is a more important index for describing the ability that two way signals do not influence each other, and the combiner is mainly used for combining multisystem signals to a set of indoor distribution system, passes through the combiner with the input/output signal of several kinds of different frequency channels after, is connected with the radio station with a feeder, and this has not only practiced thrift a feeder, has still avoided the trouble of switching different antennas.

The combiner in the market at present has the functions of combining a plurality of input signals into one output signal through the combiner, and ensures that the signals are not interfered with each other, and is generally used in the communication field of radio antennas and the like, but for the use of the combiner, because the input end and the output end of the combiner need connecting wires, dust is easy to enter the shell to influence the use of the combiner due to long-time use, and the wires and the fixed columns are easy to fall off to cause abnormal use during use; and the parts in the shell are likely to be loosened due to the shaking of the shell during use, so that the service life of the combiner is easily shortened, and the normal use of the combiner is easily influenced. In view of the above, the present invention provides a combiner for a communication base station, which has the following characteristics:

(1) the combiner for the communication base station is simple in structure and convenient to operate, the sealing performance of a joint is improved and the lead is fixed by screwing the cover body, the problem that dust enters the shell to affect the use of the combiner due to long-time use is solved, the service life is prolonged, the problem that the lead falls off during use is avoided by fixing the lead, and the tightness of connection between the lead and the shell is improved.

(2) The combiner for the communication base station provided by the invention has the advantages that the housing is supported by the spring, the stability of the housing is favorably improved, the phenomenon that the service life of the combiner is influenced by the shaking of the housing when the combiner is used is avoided, the housing is favorably buffered by the matching of the spring and the gasket, the stability of the combiner is improved, and the normal operation of the combiner is ensured.

Disclosure of Invention

The invention aims to solve the problems and provide a combiner for a communication base station, which has a simple structure and is convenient to operate, the sealing performance of a joint is improved by screwing the cover body, and simultaneously, the lead is fixed, the problem that the use of the combiner is influenced by dust entering the shell due to long-time use is solved, the service life is prolonged, the problem that the lead falls off during use is avoided by fixing the lead, and the connection tightness between the lead and the shell is improved; this combiner for communication base station plays the supporting role to the casing through the spring, is favorable to improving the stability of casing, causes the casing to take place to rock and influence the life of combiner when having avoided using, and the cooperation through spring and gasket is favorable to playing the cushioning effect to the casing, has improved the stability of combiner, guarantees the normal operating of combiner.

The invention achieves the above purpose through the following technical scheme, and the combiner for the communication base station comprises a shell, a sealing mechanism, a clamping mechanism and a buffer mechanism, wherein the shell is arranged at the top end of a base;

the inner part of the bottom end of the shell is fixedly connected with a supporting block, the top end of the supporting block clamps the edge of the circuit board, the top surface of the circuit board is fixedly connected with a plurality of fixed columns, the side walls of the fixed columns are provided with clamping grooves, the inner part of the shell is fixedly connected with a limiting plate, one side, close to the fixed columns, of the limiting plate is an arc-shaped side wall, the top end of the shell is attached to and hermetically connected with a cover plate, the periphery of the cover plate is provided with a plurality of through holes, and the inner part of each;

the buffer mechanism comprises a base, a gasket, a fixed block, a screw rod, a nut, an extension plate and a spring, wherein the bottom end inside a groove on the top surface of the base is fixedly connected with the gasket, the inside of the groove is connected with the fixed block in a sliding manner, the fixed block is fixedly connected with the bottom end of the screw rod, the bottom end of the screw rod penetrates through the groove and extends into the groove, the top end of the screw rod penetrates through the extension plate, the end part of the screw rod, which is positioned at the top end of the extension plate, is in threaded connection with the nut, the extension plate is fixedly connected with two corresponding side walls of the shell, the bottom end of the extension plate is fixedly connected with the top end of;

the clamping mechanism comprises joints, a cover body, a cross rod, a connecting rod and clamping blocks, wherein the joints are fixedly connected with two sides of the shell respectively, external threads are formed on the outer surface of the end part of each joint and are in threaded connection with the cover body, the end part of the cover body is in contact with the end part of the cross rod, the cross rod penetrates through the shell and extends into the shell, the end part of the cross rod is rotatably connected with the middle part of the connecting rod, the top end of the connecting rod is rotatably connected with the inner side wall of the shell, the bottom end of the connecting rod is fixedly connected with the clamping blocks, and a lead is clamped between the clamping;

sealing mechanism includes sleeve spindle, fixed plate, sealing plug, dwang and clamp plate, the sleeve spindle cup joints with the inside that connects, just the sleeve spindle runs through the casing and extends to inside the casing, the tip and the fixed plate fixed connection of sleeve spindle, just one side and the sealing plug fixed connection that the fixed plate is close to the joint tip, fixed plate opposite side and clamp plate sliding connection, just the clamp plate tip rotates with the dwang to be connected.

Specifically, casing one side and joint intercommunication, the casing opposite side and three joint intercommunication, and the three joint that is located the homonymy all corresponds there is the fixed column.

Specifically, the wire runs through lid, fixed plate, sleeve axle and casing respectively, the tip of wire extends to inside the draw-in groove on the fixed column lateral wall, just the wire cup joints with the inside of sleeve axle.

Specifically, the number of the pressing plates and the clamping blocks is two, the pressing plates and the clamping blocks are semicircular, and the pressing plates and the clamping blocks are clamped by wires.

Specifically, the quantity of dwang is two, and two the top of dwang all is connected with the inside lateral wall rotation of lid.

Specifically, the screws penetrate through the through holes in the periphery of the cover plate and extend to the periphery of the top end of the shell, and fixing columns are arranged in the centers of cavities formed among the shell, the cover plate and the limiting plate.

Specifically, the number of the cross rods is two, and the cross rods are connected with the side wall of the shell in a sliding mode.

Specifically, the number of the extension plates is two, the two extension plates are respectively connected with the two screws in a penetrating manner, and the extension plates are connected with the screws in a sliding manner.

Specifically, the sealing plug is annular, and the sealing plug contacts the end of the joint.

The invention has the beneficial effects that:

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of a combiner for a communication base station according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the overall front view structure of the present invention;

FIG. 3 is a schematic diagram of the side view of the inside of the housing according to the present invention.

In the figure: 1. the device comprises a base, 2, a shell, 3, a groove, 4, a gasket, 5, a fixing block, 6, a screw rod, 7, a nut, 8, an extension plate, 9, a spring, 10, a cover plate, 11, a through hole, 12, a screw, 13, a connector, 14, a cover body, 15, a sleeve shaft, 1501, a lead, 16, a fixing plate, 17, a sealing plug, 18, a rotating rod, 19, a pressing plate, 20, a cross rod, 21, a connecting rod, 22, a clamping block, 23, a supporting block, 24, a circuit board, 25, a fixing column, 26, a clamping groove, 27 and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a combiner for a communication base station includes a housing 2 mounted on a top end of a base 1, a sealing mechanism, a clamping mechanism and a buffering mechanism, wherein a groove 3 is formed on the top end of the base 1;

the inner part of the bottom end of the shell 2 is fixedly connected with a supporting block 23, the top end of the supporting block 23 clamps the edge of the circuit board 24, the top surface of the circuit board 24 is fixedly connected with a plurality of fixed columns 25, the side walls of the fixed columns 25 are provided with clamping grooves 26, the inner part of the shell 2 is fixedly connected with a limiting plate 27, one side, close to the fixed columns 25, of the limiting plate 27 is an arc-shaped side wall, the top end of the shell 2 is attached to and hermetically connected with a cover plate 10, the periphery of the cover plate 10 is provided with a plurality of through holes 11, and the inner part of each through hole;

the buffer mechanism comprises a base 1, a gasket 4, a fixed block 5, a screw rod 6, a nut 7, an extension plate 8 and a spring 9, the bottom end inside a groove 3 on the top surface of the base 1 is fixedly connected with the gasket 4, the inside of the groove 3 is slidably connected with the fixed block 5, the fixed block 5 is fixedly connected with the bottom end of the screw rod 6, the bottom end of the screw rod 6 penetrates through the groove 3 and extends to the inside of the groove 3, the top end of the screw rod 6 penetrates through the extension plate 8, the end part of the screw rod 6 positioned at the top end of the extension plate 8 is in threaded connection with the nut 7, the extension plate 8 is fixedly connected with two corresponding side walls of the shell 2, the bottom end of the extension plate 8 is fixedly connected with the top end of the spring 9, and the bottom;

the clamping mechanism comprises a joint 13, a cover body 14, a cross rod 20, a connecting rod 21 and clamping blocks 22, wherein the joint 13 is fixedly connected with two sides of the shell 2 respectively, the outer surface of the end part of the joint 13 is provided with an external thread, the external thread is in threaded connection with the cover body 14, the end part of the cover body 14 is contacted with the end part of the cross rod 20, the cross rod 20 penetrates through the shell 2 and extends into the shell 2, the end part of the cross rod 20 is rotatably connected with the middle part of the connecting rod 21, the top end of the connecting rod 21 is rotatably connected with the inner side wall of the shell 2, the bottom end of the connecting rod 21 is fixedly connected with the clamping blocks 22, and a lead 1501 is;

sealing mechanism includes sleeve shaft 15, fixed plate 16, sealing plug 17, dwang 18 and clamp plate 19, sleeve shaft 15 cup joints with the inside of joint 13, just sleeve shaft 15 runs through casing 2 and extends to inside the casing 2, the tip and the fixed plate 16 fixed connection of sleeve shaft 15, just one side and the sealing plug 17 fixed connection of fixed plate 16 near the joint 13 tip, fixed plate 16 opposite side and clamp plate 19 sliding connection, just the 19 tip of clamp plate rotates with dwang 18 and is connected.

One side of the shell 2 is communicated with the joint 13, the other side of the shell 2 is communicated with the three joints 13, the three joints 13 on the same side are correspondingly provided with the fixed columns 25, the three joints 13 are connected with the lead 1501 and then merge the signal into one signal, and the connection of the lead 1501 is facilitated through the correspondence between the joints 13 and the fixed columns 25; the wire 1501 penetrates through the cover body 14, the fixing plate 16, the sleeve shaft 15 and the shell 2 respectively, the end of the wire 1501 extends into the clamping groove 26 on the side wall of the fixing column 25, and the wire 1501 is sleeved with the sleeve shaft 15, so that the wire 1501 can be conveniently connected, and the connection of signals can be ensured after the wire 1501 is clamped with the clamping groove 26; the number of the pressing plates 19 and the clamping blocks 22 is two, the two pressing plates 19 and the clamping blocks 22 are semicircular, and the two pressing plates 19 and the clamping blocks 22 clamp the conducting wire 1501, so that the fixing of the pressing plates 19 and the clamping blocks 22 on the conducting wire 1501 is facilitated, and the conducting wire 1501 is prevented from falling off; the number of the rotating rods 18 is two, and the top ends of the two rotating rods 18 are rotatably connected with the inner side wall of the cover body 14, so that the rotating rods 18 can conveniently rotate around the inner side wall of the cover body 14, and the pressing plate 19 is pushed to vertically move through the rotation of the end part of the rotating rods 18, thereby being beneficial to sealing; the screws 12 penetrate through the through holes 11 around the cover plate 10 and extend to the periphery of the top end of the shell 2, and a fixing column 25 is arranged at the center of a cavity formed among the shell 2, the cover plate 10 and the limiting plate 27, so that the interior of the shell 2 is convenient to seal, and the formed cavity is favorable for signal transmission; the number of the cross rods 20 is two, and the two cross rods 20 are connected with the side wall of the shell 2 in a sliding manner, so that the cross rods 20 can slide on the side wall of the shell 2 conveniently, and the movement of the cross rods 0 is favorable for driving the connecting rods 21 to rotate; the number of the extension plates 8 is two, the two extension plates 8 are respectively connected with the two screws 6 in a penetrating manner, the extension plates 8 are connected with the screws 6 in a sliding manner, and the extension plates 8 and the shell 2 slide on the screws 6, so that the buffering effect of the shell 2 is improved through the support of the springs 9; the sealing plug 17 is annular, the sealing plug 17 is in contact with the end part of the joint 13, and the sealing plug 17 is clamped by the fixing plate 16 and the joint 13 through the transverse movement of the shell 2, so that the sealing performance is improved, and dust is prevented from entering the sealing plug.

When the circuit board fixing device is used, the circuit board 24 is placed on the supporting block 23, the periphery of the circuit board 24 is clamped and fixed through the supporting block 23, the circuit board 24 and the fixing column 25 are fixed conveniently, the cover plate 10 covers the shell 2, the periphery of the cover plate 10 is fixed with the shell 2 through the screws 12, and the sealing performance of the shell 2 is guaranteed;

(1) the screw 6 penetrates through the extension plates 8 on two sides of the shell 2, the nut 7 is screwed, and then the extension plates 8 are limited on the screw 6, when the shell 2 shakes, the extension plates 8 vertically move on the screw 6, the shell 2 is driven to vertically move by sliding of the screw 6, the buffering effect is favorably realized through the elastic potential energy of the spring 9, the shell 2 is prevented from being damaged due to shaking, the fixing block 5 at the bottom end of the screw 6 slides in the groove 3, the fixing block 5 abuts against the gasket 4, the fixing block 5 is supported through the gasket 4, and the buffering effect of the shell 2 is realized through the design of the gasket 4 and the spring 9; the end of the wire 1501 passes through the cover 14, the fixing plate 16, the sleeve 15 and the housing 2 in sequence, so that the end of the wire 1501 is connected to the inside of the slot 26 on the side wall of the fixing column 25, the cover 14 is rotated on the outer surface of the joint 13 by rotating the cover 14, the cover 14 is rotated and moved transversely at the same time due to the threads arranged on the outer surface of the joint 13, the rotation of the cover 14 drives the rotating rod 18, the pressing plate 19, the fixing plate 16 and the sleeve 15 to rotate simultaneously, and simultaneously, the transverse movement of the cover 14 pushes the rotating rod 18 to rotate, after the bottom end of the rotating rod 18 abuts against the pressing plate 19, the pressing plate 19 is pushed to slide vertically on the outer side wall of the fixing plate 16, the two semicircular pressing plates 19 approach each other, so as to clamp the wire 1501, meanwhile, the transverse movement of the cover 14 pushes the pressing plate 19 and the fixing, the sealing plug 17 on the inner side wall of the fixing plate 16 is close to the end part of the joint 13 to further abut against the joint 13, a gap between the joint 13 and the fixing plate 16 is blocked through the sealing plug 17, so that dust is prevented from entering, a gap between the lead 1501 and the fixing plate 16 is blocked, dust is prevented from entering the sleeve shaft 15, and long-time use is facilitated;

(2) the lateral shifting of lid 14 promotes horizontal pole 20 and removes at 2 lateral walls transversal lines of casing, and then promotes connecting rod 21 and rotates around its top for the clamp splice 22 of connecting rod 21 bottom rotates, and the opposite rotation of two clamp splices 22 and then the tip clamp with wire 1501, and the tip that promotes wire 1501 simultaneously supports the inside of draw-in groove 26, causes wire 1501 and fixed column 25 to take place to drop when avoiding using, has improved life.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A combiner for a communication base station is characterized in that: the device comprises a shell (2) arranged at the top end of a base (1), a sealing mechanism, a clamping mechanism and a buffering mechanism, wherein a groove (3) is formed in the top end of the base (1);

the inner part of the bottom end of the shell (2) is fixedly connected with a supporting block (23), the top end of the supporting block (23) clamps the edge of a circuit board (24), the top surface of the circuit board (24) is fixedly connected with a plurality of fixing columns (25), the side walls of the fixing columns (25) are provided with clamping grooves (26), the inner part of the shell (2) is fixedly connected with a limiting plate (27), one side, close to the fixing columns (25), of the limiting plate (27) is an arc-shaped side wall, the top end of the shell (2) is attached to and hermetically connected with a cover plate (10), the periphery of the cover plate (10) is provided with a plurality of through holes (11), and the inner part of each through hole (11) is in threaded connection with a screw;

the buffer mechanism comprises a base (1), a gasket (4), a fixed block (5), a screw rod (6), a nut (7), an extension plate (8) and a spring (9), wherein the bottom end inside a groove (3) on the top surface of the base (1) is fixedly connected with the gasket (4), the inside of the groove (3) is slidably connected with the fixed block (5), the fixed block (5) is fixedly connected with the bottom end of the screw rod (6), the bottom end of the screw rod (6) penetrates through the groove (3) and extends to the inside of the groove (3), the top end of the screw rod (6) penetrates through the extension plate (8), the end part of the screw rod (6) positioned at the top end of the extension plate (8) is in threaded connection with the nut (7), the extension plate (8) is fixedly connected with two corresponding side walls of a shell (2), and the bottom end of the extension plate (8) is fixedly connected with the top end of the, the bottom end of the spring (9) is fixedly connected with one side of the top surface of the base (1);

the clamping mechanism comprises a joint (13), a cover body (14), a cross rod (20), a connecting rod (21) and clamping blocks (22), wherein the joint (13) is fixedly connected with two sides of the shell (2) respectively, external threads are formed in the outer surface of the end part of the joint (13), the external threads are in threaded connection with the cover body (14), the end part of the cover body (14) is contacted with the end part of the cross rod (20), the cross rod (20) penetrates through the shell (2) and extends into the shell (2), the end part of the cross rod (20) is rotatably connected with the middle part of the connecting rod (21), the top end of the connecting rod (21) is rotatably connected with the inner side wall of the shell (2), the bottom end of the connecting rod (21) is fixedly connected with the clamping blocks (22), and a lead (1501) is clamped between the clamping blocks (22);

sealing mechanism includes sleeve shaft (15), fixed plate (16), sealing plug (17), dwang (18) and clamp plate (19), sleeve shaft (15) cup joints with the inside that connects (13), just inside sleeve shaft (15) run through casing (2) and extend to casing (2), the tip and the fixed plate (16) fixed connection of sleeve shaft (15), just one side and sealing plug (17) fixed connection that fixed plate (16) are close to joint (13) tip, fixed plate (16) opposite side and clamp plate (19) sliding connection, just clamp plate (19) tip and dwang (18) rotate and are connected.

2. The combiner for communication base station of claim 1, wherein: one side of the shell (2) is communicated with the joints (13), the other side of the shell (2) is communicated with the three joints (13), and the three joints (13) positioned on the same side are correspondingly provided with fixing columns (25).

3. The combiner for communication base station of claim 1, wherein: the wire (1501) penetrates through the cover body (14), the fixing plate (16), the sleeve shaft (15) and the shell (2) respectively, the end portion of the wire (1501) extends to the inside of a clamping groove (26) in the side wall of the fixing column (25), and the wire (1501) is sleeved with the inside of the sleeve shaft (15).

4. The combiner for communication base station of claim 1, wherein: the quantity of clamp plate (19) and clamp splice (22) all is two, two clamp plate (19) and clamp splice (22) all are semicircle ring-type, and two clamp plate (19) and clamp splice (22) all centre gripping has wire (1501).

5. The combiner for communication base station of claim 1, wherein: the quantity of dwang (18) is two, and two the top of dwang (18) all is connected with the inside lateral wall rotation of lid (14).

6. The combiner for communication base station of claim 1, wherein: the screw (12) runs through the through holes (11) on the periphery of the cover plate (10) and extends to the periphery of the top end of the shell (2), and a fixing column (25) is arranged in the center of a cavity formed among the shell (2), the cover plate (10) and the limiting plate (27).

7. The combiner for communication base station of claim 1, wherein: the number of the cross rods (20) is two, and the two cross rods (20) are connected with the side wall of the shell (2) in a sliding mode.

8. The combiner for communication base station of claim 1, wherein: the number of the extension plates (8) is two, the two extension plates (8) are respectively connected with the two screws (6) in a penetrating way, and the extension plates (8) are connected with the screws (6) in a sliding way.

9. The combiner for communication base station of claim 1, wherein: the sealing plug (17) is annular, and the sealing plug (17) is in contact with the end part of the joint (13).