CN211557750U

CN211557750U - LTE-U base station urban rail transit is other to synthesize case of rail

Info

Publication number: CN211557750U
Application number: CN202020686219.2U
Authority: CN
Inventors: 张洪伟; 柴江
Original assignee: Beijing Dongfang Yinuo Technology Development Co ltd; Hunan Chengxi Technology Co ltd
Current assignee: Beijing Dongfang Yinuo Technology Development Co ltd; Hunan Chengxi Technology Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-09-22
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a other synthesis case of LTE-U base station urban rail transit rail, including first box and second box, impartial apart from the chisel all around in the first box outside has a plurality of louvre, and one side of first box is rotated and is connected with first apron, and there is first mounting panel one side of first box inner wall through the screw connection, and the one end fixed mounting in the first mounting panel outside has the basic station, and the outside of first mounting panel just is located one side of basic station and has the electric bridge case through the screw connection, the utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, the practicality is strong, has a plurality of louvres through the setting to through the synthetic case of 160 km/h's windage pressure test, with the inside of basic station, three kinds of equipment integration to synthetic case of power adapter and electric bridge case simultaneously, both guaranteed the basic station part function normal use of hua for LTE-U solution, ensure again to accord with the other installation requirement of rail of urban rail transit trade.

Description

LTE-U base station urban rail transit is other to synthesize case of rail

Technical Field

The utility model relates to a city track traffic other synthesis case of rail, in particular to other synthesis case of LTE-U basic station city track traffic rail belongs to synthesis case technical field.

Background

In the existing life, in an urban rail transit communication system, a WLAN technology is generally adopted for train-ground wireless communication, but the WLAN technology has the defects of uncontrollable bandwidth rate of a moving scene, undersized station distance and the like, and along with the fact that the running speed of an urban rail transit train is faster and faster, the defect of the WLAN technology exposure is more and more obvious, a new train-ground wireless communication technology is introduced into the urban rail transit communication system and is imperative, while a LTE-U solution is a technical scheme, compared with the WLAN technology, the bandwidth rate control and the coverage distance under a high-speed moving scene have natural advantages, the LTE-U solution is divided into a core network part and a base station part, wherein the core network part is generally deployed in a control center machine room in an urban rail transit line, the base station part is deployed beside a rail, and the base station part of the LTE-U solution is a base station, power adapter and bridge box.

However, in the application scenario of urban rail transit, the installation space beside the rail is limited, and the wind resistance pressure caused by high-speed train operation also requires miniaturization and compactness of trackside equipment, but the LTE-U solution has not been used in the urban rail transit industry before, and the base station, the power adapter and the bridge box cannot be dispersedly installed beside the rail according to the installation specifications of urban rail transit owners.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a other integrated box of LTE-U basic station urban rail transit rail.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a LTE-U base station urban rail transit trackside combined box, which comprises a first box body and a second box body, a plurality of heat dissipation holes are dug in the equal distance around the outer side of the first box body, one side of the first box body is rotatably connected with a first cover plate, one side of the inner wall of the first box body is connected with a first mounting plate through screws, one end of the outer side of the first mounting plate is fixedly provided with a base station, one side of the outer side of the first mounting plate and positioned on the base station is connected with a bridge box through screws, one side of the outer side of the first mounting plate and positioned on the bridge box is fixedly provided with a power adapter, the outer side of the second box body is rotatably connected with a second cover plate, one side of the inner wall of the second box body is connected with a second mounting plate through screws, one end of the outer side of the second mounting plate is fixedly provided with an optical fiber box, one end of, the outside of second mounting panel just is located one side fixed mounting of circuit breaker and has binding post, the outside of second mounting panel just is located fixed mounting and has the ground connection to arrange between binding post and the fiber box.

As a preferred scheme of the utility model, the equal fixedly connected with installation piece in four corners of first box and second box one side, the mounting hole has all been dug in the outside of installation piece.

As an optimized scheme of the utility model, the one end fixedly connected with A interface in the basic station outside, the outside of basic station just is located one side fixedly connected with B interface of A interface, the outside of basic station just is located one side fixedly connected with C interface of B interface, the outside of basic station just is located one side fixedly connected with D interface of C interface, the outside of basic station just is located one side fixedly connected with GPS interface of D interface, the one end fixedly connected with PE/GE interface of A interface is kept away from in the outside of basic station, the outside of basic station just is located the first GE interface of one side fixedly connected with of PE/GE interface.

As a preferred scheme of the utility model, two antenna interface of outside fixedly connected with of bridge case, the outside of bridge case and the equal fixedly connected with lug in one side that is located two antenna interface, all be connected through the wire between antenna interface and the lug, the outside of bridge case and the one side fixedly connected with wiring board that is located the lug.

As an optimized scheme of the utility model, power adapter's outside fixedly connected with second GE interface, just second GE interface passes through the wire with PE GE interface and is connected, power adapter's outside and be located one side fixedly connected with L/N PE interface of second GE interface.

As an optimal scheme of the utility model, A interface, B interface, C interface and D interface all pass through the wire with the lug and are connected.

As an optimized scheme of the utility model, the outside of first box is dug there is the through-hole, two the equal fixedly connected with radio frequency jumper wire of one end that antenna interface is close to the through-hole.

As an optimal scheme of the utility model, first GE interface is connected with the output through data transmission line of optical fiber box, optical fiber box's input is by four-core fiber input, the L/N PE interface passes through the wire with the circuit breaker and is connected, the L/N PE interface passes through the wire with binding post and is connected, the circuit breaker is kept away from the one end of L/N PE interface wiring and is passed through the wire with binding post and be connected, the ground connection is arranged and is passed through the wire with binding post and be connected, the one end that binding post wiring was kept away from to the ground connection row is connected with the ground wire.

The utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, the practicality is strong, has a plurality of louvres through the setting to through the synthetic case of 160 km/h's windage pressure test, with the inside of basic station, three kinds of equipment integration to synthetic case of power adapter and electric bridge case simultaneously, both guaranteed the basic station part function normal use of hua for LTE-U solution, ensure again to accord with the other installation requirement of rail of urban rail transit trade.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the external structure of the present invention;

FIG. 2 is a schematic view of the internal installation structure of the first box of the present invention;

FIG. 3 is a schematic diagram of the bridge box of the present invention;

fig. 4 is a wiring schematic diagram of the first box and the second box of the present invention.

In the figure: 1. a first case; 2. mounting blocks; 3. mounting holes; 4. heat dissipation holes; 5. a through hole; 6. a first cover plate; 7. a first mounting plate; 8. a base station; 81. an interface A; 82. interface B; 83. interface C; 84. a D interface; 85. a GPS interface; 86. a PE/GE interface; 87. a first GE interface; 9. an electric bridge box; 91. an antenna interface; 92. a lug plate; 93. a wiring board; 10. a power adapter; 101. a second GE interface; 102. an L/N/PE interface; 11. a second case; 12. a second cover plate; 13. a second mounting plate; 14. a fiber optic cabinet; 15. a circuit breaker; 16. a wiring terminal; 17. and (4) a ground bar.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-4, the utility model provides a LTE-U base station urban rail transit trackside integrated box, which comprises a first box 1 and a second box 11, wherein a plurality of heat dissipation holes 4 are equally spaced around the outside of the first box 1, and a small hole for heat dissipation is also drilled on the outside of the second box 11, so as to better ensure the heat dissipation requirements of a base station 8 and a power adapter 10; one side of the first box body 1 is rotatably connected with a first cover plate 6, so that the first box body 1 can be opened and closed better; one side of the inner wall of the first box body 1 is connected with a first mounting plate 7 through a screw, one end of the outer side of the first mounting plate 7 is fixedly provided with a base station 8, and the model of the base station 8 is AirNode, so that the wireless signal baseband processing and radio frequency functions are provided; the outer side of the first mounting plate 7 and one side of the base station 8 are connected with an electric bridge box 9 through screws, and the electric bridge box 9 is responsible for processing wireless signal combination between the base station 8 and the antenna; a power adapter 10 is fixedly installed on one side, located on the bridge box 9, of the outer side of the first installation plate 7, the model of the power adapter 10 is PI-AC B20, the power adapter 10 supplies power for the base station 8 through an alternating current to direct current power supply, a second cover plate 12 is rotatably connected to the outer side of the second box body 11, one side of the inner wall of the second box body 11 is connected with a second installation plate 13 through a screw, a fiber box 14 is fixedly installed at one end of the outer side of the second installation plate 13, and a circuit breaker 15 is fixedly installed at one end, far away from the fiber box 14, of the outer side of the second installation plate 13, so that the circuit can; a wiring terminal 16 is fixedly arranged on the outer side of the second mounting plate 13 and on one side of the circuit breaker 15, so that better wiring is facilitated; and a grounding bar 17 is fixedly arranged between the wiring terminal 16 and the optical fiber box 14 on the outer side of the second mounting plate 13, so that a better grounding wire is facilitated.

Further, the equal fixedly connected with installation piece 2 in four corners of first box 1 and 11 one sides of second box, the mounting hole 3 has all been dug in the outside of installation piece 2, is convenient for better through installation piece 2 and mounting hole 3 to the equipment is whole install and fix.

Further, the one end fixedly connected with A interface 81 in the basic station 8 outside, the outside of basic station 8 just is located one side fixedly connected with B interface 82 of A interface 81, the outside of basic station 8 just is located one side fixedly connected with C interface 83 of B interface 82, the outside of basic station 8 just is located one side fixedly connected with D interface 84 of C interface 83, the outside of basic station 8 just is located one side fixedly connected with GPS interface 85 of D interface 84, the one end fixedly connected with PE/GE interface 86 of A interface 81 is kept away from in the outside of basic station 8, the outside of basic station 8 just is located the first GE interface 87 of one side fixedly connected with of PE/GE interface 86, be convenient for better realization radio signal baseband processing and radio frequency function.

Further, two antenna interfaces 91 are fixedly connected to the outer side of the bridge box 9, a lug 92 is fixedly connected to one side of the outer portion of the bridge box 9, which is located at the two antenna interfaces 91, the antenna interfaces 91 and the lug 92 are connected through a lead, a wiring board 93 is fixedly connected to one side of the outer portion of the bridge box 9, which is located at the lug 92, and the connection relation inside the bridge box 9 is shown in fig. 3, so that the wireless signal combining can be better processed.

Furthermore, the outer side of the power adapter 10 is fixedly connected with a second GE interface 101, the second GE interface 101 is connected with the PE/GE interface 86 through a wire, and the outside of the power adapter 10 and the side located at the second GE interface 101 are fixedly connected with an L/N/PE interface 102, which is convenient for better connection between the base station 8 and the power adapter 10.

Further, the a interface 81, the B interface 82, the C interface 83, and the D interface 84 are all connected to the lug plate 92 through wires, so that the connection between the base station 8 and the bridge box 9 is better achieved.

Further, the outside of first box 1 is dug there is through-hole 5, and the equal fixedly connected with radio frequency jumper wire of one end that two antenna interface 91 are close to through-hole 5, and the radio frequency jumper wire output runs through-hole 5, is convenient for better use equipment.

Furthermore, the first GE interface 87 is connected with the output end of the optical fiber box 14 through a data transmission line, the input end of the optical fiber box 14 is input through a four-core optical fiber, the L/N/PE interface 102 is connected with the circuit breaker 15 through a wire, the L/N/PE interface 102 is connected with the wiring terminal 16 through a wire, one end of the circuit breaker 15, which is far away from the wiring of the L/N/PE interface 102, is connected with the wiring terminal 16 through a wire, the grounding bar 17 is connected with the wiring terminal 16 through a wire, and one end of the grounding bar 17, which is far away from the wiring terminal 16, is connected with a ground wire, so that the internal components of the second box 11 can.

Specifically, in use, three kinds of equipment, namely the base station 8, the power adapter 10 and the bridge box 9 in the LTE-U solution, are integrated into the first box 1 to meet the installation specification of the urban rail transit industry, and meanwhile, in consideration of the heat dissipation requirements of the base station 8 and the power adapter 10, on the premise of ensuring the structural strength of the first box 1, the surface of the first box 1 is perforated, namely the heat dissipation holes 4 are processed, and the base station 8, the power adapter 10 and the bridge box 9 all meet the waterproof and dustproof requirements of IP65, and meanwhile, the first box 1 is detected by a national third-party professional organization to normally work at the wind speed of 160km/h, and then the base station 8, the power adapter 10 and the bridge box 9 inside the first box 1 are connected according to the diagrams shown in fig. 2 and 3, and the equipment is subjected to ground wire processing, the base station 8, the power adapter 10 and the bridge box 9 in the first box body 1 are reasonable in layout, and the first box body 1 can be guaranteed to be minimum in size and maximum in strength, so that normal use of partial functions of the LTE-U solution is guaranteed, and the trackside installation requirement of the urban rail transit industry is met.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a LTE-U base station urban rail transit trackside composite box, includes first box (1) and second box (11), its characterized in that, a plurality of louvre (4) are equally dug apart from opening all around in the first box (1) outside, one side of first box (1) is rotated and is connected with first apron (6), one side of first box (1) inner wall is connected with first mounting panel (7) through the screw, the one end fixed mounting in the first mounting panel (7) outside has basic station (8), the outside of first mounting panel (7) and the one side that is located basic station (8) are connected with electric bridge box (9) through the screw, the outside of first mounting panel (7) and the one side fixed mounting that is located electric bridge box (9) have power adapter (10), the outside of second box (11) is rotated and is connected with second apron (12), there is second mounting panel (13) one side of second box (11) inner wall through the screw connection, the one end fixed mounting in the second mounting panel (13) outside has fiber box (14), the one end fixed mounting that fiber box (14) were kept away from in the outside of second mounting panel (13) has circuit breaker (15), the outside of second mounting panel (13) and the one side fixed mounting that is located circuit breaker (15) have binding post (16), fixed mounting has ground connection row (17) between the outside of second mounting panel (13) and is located binding post (16) and fiber box (14).

2. The urban rail transit trackside comprehensive box of the LTE-U base station as claimed in claim 1, wherein mounting blocks (2) are fixedly connected to four corners of one side of the first box body (1) and the second box body (11), and mounting holes (3) are drilled on the outer sides of the mounting blocks (2).

3. The LTE-U base station urban rail transit trackside integrated box of claim 1, it is characterized in that one end of the outer side of the base station (8) is fixedly connected with an interface A (81), a B interface (82) is fixedly connected with the outer side of the base station (8) and positioned at one side of the A interface (81), a C interface (83) is fixedly connected with the outer side of the base station (8) and positioned at one side of the B interface (82), a D interface (84) is fixedly connected with the outer side of the base station (8) and positioned at one side of the C interface (83), a GPS interface (85) is fixedly connected with the outer side of the base station (8) and one side of the D interface (84), one end of the outer side of the base station (8) far away from the interface A (81) is fixedly connected with a PE/GE interface (86), and a first GE interface (87) is fixedly connected to one side of the PE/GE interface (86) and outside the base station (8).

4. The urban rail transit trackside integrated box of the LTE-U base station as claimed in claim 3, wherein two antenna interfaces (91) are fixedly connected to the outer side of the bridge box (9), lugs (92) are fixedly connected to the outer portion of the bridge box (9) and one side of the two antenna interfaces (91), the antenna interfaces (91) and the lugs (92) are connected through wires, and a wiring board (93) is fixedly connected to the outer portion of the bridge box (9) and one side of the lugs (92).

5. The comprehensive box of the LTE-U base station urban rail transit trackside of claim 3, wherein a second GE interface (101) is fixedly connected to the outer side of the power adapter (10), the second GE interface (101) is connected with the PE/GE interface (86) through a wire, and an L/N/PE interface (102) is fixedly connected to one side of the second GE interface (101) and outside the power adapter (10).

6. The comprehensive beside-rail box for urban rail transit of LTE-U base station according to claim 4, characterized in that said A interface (81), B interface (82), C interface (83) and D interface (84) are all connected with lug plate (92) through wires.

7. The comprehensive beside-rail box for urban rail transit of the LTE-U base station as claimed in claim 4, wherein a through hole (5) is cut on the outer side of the first box body (1), and radio frequency jumpers are fixedly connected to both ends of the two antenna interfaces (91) close to the through hole (5).

8. The LTE-U base station urban rail transit trackside integrated box of claim 5, wherein the first GE interface (87) is connected with an output end of an optical fiber box (14) through a data transmission line, an input end of the optical fiber box (14) is input by a four-core optical fiber, the L/N/PE interface (102) is connected with a circuit breaker (15) through a wire, the L/N/PE interface (102) is connected with a wiring terminal (16) through a wire, one end of the circuit breaker (15), far away from the connection of the L/N/PE interface (102), is connected with the wiring terminal (16) through a wire, the grounding bar (17) is connected with the wiring terminal (16) through a wire, and one end of the grounding bar (17), far away from the connection of the wiring terminal (16), is connected with a ground wire.