CN206353861U - A kind of in-door covering compartment system of mobile communication - Google Patents
A kind of in-door covering compartment system of mobile communication Download PDFInfo
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- CN206353861U CN206353861U CN201621375419.6U CN201621375419U CN206353861U CN 206353861 U CN206353861 U CN 206353861U CN 201621375419 U CN201621375419 U CN 201621375419U CN 206353861 U CN206353861 U CN 206353861U
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Abstract
The utility model is related to a kind of in-door covering compartment system of mobile communication, including：POI multi-system access platforms, domestic aerial system, radio frequency coaxial-cable, leakage cable, power splitter, coupler, electric bridge, power-supply system, outdoor antenna system, lightning protection earthing system；The domestic aerial system, outdoor antenna system are connected by radio frequency coaxial-cable, leakage cable, power splitter, coupler, electric bridge with the POI multi-system access platforms; the power-supply system is powered to the POI multi-system access platforms, domestic aerial system, outdoor antenna system connection, and the lightning protection earthing system provides lightning protection protection with the POI multi-system access platforms, domestic aerial system, outdoor antenna system, power-supply system.The utility model is simple in construction, and conceptual design rationally, can make the movable signal covering of interior uniform, and because the equipment of the system use is the product of prior art, therefore, the cost of the system is controllable and can accomplish significantly to reduce.
Description
Technical field
The utility model belongs to mobile communication technology field, more particularly to a kind of in-door covering distribution of mobile communication is
System.
Background technology
Indoor distribution covering system is to be directed to indoor mobile telephony customer group, the mobile communication for improving interior of building
Environment and a kind of technical scheme taken, are that the signal of base station is uniformly distributed into indoors every using domestic aerial distributed network
One corner, it is ensured that indoor mobile communication subscriber enjoys the voice-and-data service of smoothness.
The existing movement of China, three mobile communication service business of UNICOM and telecommunications, the standard of its communication network, frequency not phases
Together, if each mobile communication enterprise all builds a communication system indoors, substantial amounts of device resource will be wasted, will be made
Into and its serious waste, in recent years, three operators start to build the in-door covering of mobile communication using sharing mode
System, to reach the shared of resource and save, after sharing mode, will have more mobile communications network signals to need conjunction
Same set of in-door covering compartment system is accessed on road.
In the prior art, in-door covering compartment system, which is existed, at least has problems with：One is system complex, construction
Cost is high, due to the presence that mutual mode is disturbed, causes to consider the cloth of circuit, passive device, antenna etc. during construction
Put and move towards, the cost for designing and constructing is all very high；Two be the design or unreasonable construction of domestic aerial system, can cause interior
Signal distributions are uneven, and signal quality is poor；Three be lightning protection earthing system layout it is unreasonable, there is potential safety hazard；Four be letter
Number link processing it is unreasonable, cause the decay of signal or power distribution unreasonable.
Therefore, prior art needs to improve.
The content of the invention
The utility model discloses a kind of in-door covering compartment system of mobile communication, to solve prior art presence
Problem.
According to the one side of the utility model embodiment there is provided a kind of mobile communication in-door covering compartment system,
Including：
POI multi-system access platforms, domestic aerial system, radio frequency coaxial-cable, leakage cable, power splitter, coupler, electricity
Bridge, power-supply system, outdoor antenna system, lightning protection earthing system；
The POI multi-system access platforms use frequency range integration, power distribution and rear class path combining technique by multisystem mixing
Signal is transmitted to domestic aerial system and outdoor antenna system, while by the domestic aerial system and outdoor antenna system that receive
Upward signal be transmitted separately in corresponding receiver；
The domestic aerial system passes through radio frequency coaxial-cable, leakage cable, power splitter, coupler, electric bridge and the POI
Multi-system access platform is connected, for the upward signal of indoor mobile communication equipment to be sent to POI multi-system access platforms, and
Downstream signal is radiated the interior space；
The radio frequency coaxial-cable, leakage cable, power splitter, coupler, electric bridge are located at domestic aerial system and POI polyphylys
In connecting link between system access platform, the radio frequency coaxial-cable is used to transmit upstream and downstream signal, the leakage cable
For being uniformly distributed signal strength, and efficiently control coverage, the power splitter is used for will input signal energy all the way
It is divided into multipath output signals energy, the coupler is used to be sampled the microwave signal in radio frequency coaxial-cable, the electricity
Bridge is used for carrier wave combining, the upstream and downstream signal combining of homologous ray；
The power-supply system is power supply for electrical equipment；
The outdoor antenna system is used for the data exchange of local POI multi-system access platforms and other platforms；
The lightning protection earthing system is set by grounded screen, earthing bar, earth cable, bottom line mode and electrical equipment and electromagnetism
Standby connection, for carrying out lightning protection protection to equipment；
The domestic aerial system, outdoor antenna system pass through radio frequency coaxial-cable, leakage cable, power splitter, coupling
Device, electric bridge are connected with the POI multi-system access platforms, and the power-supply system is to the POI multi-system access platforms, indoor day
Linear system system, outdoor antenna system connection power supply, the lightning protection earthing system and the POI multi-system access platforms, domestic aerial
System, outdoor antenna system, power-supply system provide lightning protection protection.
In another embodiment of in-door covering compartment system based on above-mentioned mobile communication, the POI multisystems access
Platform includes：A types (6 frequency) POI, Type B (9 frequency) POI, c-type (12 frequency) POI, the POI multi-system access platforms are applied to polyphyly
Unite multi-standard common antenna compartment system, suppress interference signal, for converting and connecting between base station and antenna, for base station letter
Number combining and the branch of aerial signal, the carrier wave for realizing different application scene and cell configuration and networking, the POI is more
The working frequency of system access platform is：Mobile GSM900：Descending 934-960MHz, it is up：889-915MHz；Mobile DCS：Under
Row 1805-1830MHz, it is up：1710-1735MHz；Mobile TD-LTE (F-band)：1885-1915MHz；Mobile TD-LTE (E
Frequency range)：2320-2370MHz；Telecommunications CDMA800：Descending 865-880MHz, it is up：820-835MHz；Telecommunications LTE
FDD1.8G：Descending 1860-1880MHz, it is up：1765-1785MHz；Telecommunications LTEFDD2.1G：Descending 2110-2130MHz, on
OK：1920-1940MHz；UNICOM LTE FDD1.8G：Descending 1830-1860MHz, it is up：1735-1765MHz；UNICOM WCDMA：
Descending 2130-2170MHz, it is up：1940-1980MHz.
In another embodiment of in-door covering compartment system based on above-mentioned mobile communication, the domestic aerial system bag
Include：Indoor all-around top absorbing antenna, indoor directional ceiling antenna, indoor wall aerial, log-periodic antenna, the transmitting-receiving frequency of antenna
For：800MHz~2500MHz.
In another embodiment of in-door covering compartment system based on above-mentioned mobile communication, the radio frequency coaxial-cable bag
Include：The soft radio frequency coaxial-cable in 7/8 " radio frequency coaxial-cable, 1/2 " radio frequency coaxial-cable, 1/2 ", indoor trunk feeder uses 7/8 "
Radio frequency coaxial-cable, horizontal component feeder line uses 1/2 " radio frequency coaxial-cable, for reducing cable waste.
In another embodiment of in-door covering compartment system based on above-mentioned mobile communication, the leakage cable includes：
7/8 " radio frequency leakage cable, 1/2 " radio frequency reveals cable, and working frequency is：806-960MHz, 1710-2200MHz, 2400-
2500MHz, characteristic impedance is 50 Ω, and power capacity is：0.48kW, relative propagation velocity is：0.88.
In another embodiment of in-door covering compartment system based on above-mentioned mobile communication, the power splitter includes：It is defeated
Enter end and output end, the input connects radio frequency input equipment, and the output end connects radio frequency reception equipment, when output end not
When connecting radio frequency receiving signal, the load of output end matching connection, the power splitter has two work(point, three work(to divide, four work(point.
In another embodiment of in-door covering compartment system based on above-mentioned mobile communication, the coupler is cavity type
Structure Coupling device, working frequency range is 800~2500MHz, and the degree of coupling includes：3dB、5dB、7dB、10dB、15dB、20dB、30dB、
40dB。
In another embodiment of in-door covering compartment system based on above-mentioned mobile communication, the lightning protection earthing system bag
Include：Earth mat, indoor ground connection, cable protection and Surge Protector；
The earth mat uses the Ring earth electrode around computer room building, Ring earth electrode and the basic earth mat multiple spot of building
Connection, steel tower earth mat use level grounding body is connected with computer room earth mat multiple spot；
The indoor ground connection is connected with earth mat, and indoor ground connection includes indoor grounding bar, and the indoor ground wire row passes through width
Copper conductor of galvanizing band iron, 10~12mm of diameter or the sectional area of 40 4 millimeters of millimeters thicks not less than 35 square millimeters is connected
To earth mat；
The cable protection is that the metal protection protector for making cable accesses earth mat, and it is buried that the cable of no metallic jacket wears steel pipe
Introduce earth mat；
Described Surge Protector one end is connected by Surge Protector lead wire with power-supply system, and the other end is protected by surge
Shield device ground wire is connected with earth mat.
Compared with prior art, the utility model has advantages below：
The in-door covering distributed system architecture of mobile communication of the present utility model is simple, and conceptual design rationally, can make room
Interior movable signal covering is uniform, because the equipment that the system is used is the product of prior art, therefore, the cost of the system
It is controllable and can accomplish significantly to reduce.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used in description of the prior art does one and simply introduced.
Fig. 1 is a kind of structural representation of one embodiment of the in-door covering compartment system of mobile communication of the present utility model
Figure.
In figure：1 POI multi-system access platforms, 2 domestic aerial systems, 3 radio frequency coaxial-cables, 4 leakage cables, 5
Power splitter, 6 couplers, 7 electric bridges, 8 power-supply systems, 9 outdoor antenna systems, 10 lightning protection earthing systems.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is only a part of embodiment of the utility model, rather than whole embodiments.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
Fig. 1 is a kind of structural representation of one embodiment of the in-door covering compartment system of mobile communication of the present utility model
Figure, as shown in figure 1, the in-door covering compartment system of the mobile communication includes：
POI multi-system access platforms 1, domestic aerial system 2, radio frequency coaxial-cable 3, leakage cable 4, power splitter 5, coupling
Device 6, electric bridge 7, power-supply system 8, outdoor antenna system 9, lightning protection earthing system 10；
The POI multi-system access platforms 1 use frequency range integration, power distribution and rear class path combining technique by multisystem mixing
Signal is transmitted to domestic aerial system 2 and outdoor antenna system 9, while by the domestic aerial system 2 and exterior aerial that receive
The upward signal of system 9 is transmitted separately in corresponding receiver, and POI multi-system access platforms 1 are at the data of whole system
The core with exchanging is managed, the signals such as voice, data, video can be completed to exchange, and the signal after exchange is sent to accordingly
Destination address；
The domestic aerial system 2 by radio frequency coaxial-cable 3, leakage cable 4, power splitter 5, coupler 6, electric bridge 7 with
The POI multi-system access platforms 1 are connected, and are connect for the upward signal of indoor mobile communication equipment to be sent to POI multisystems
Enter platform 1, and downstream signal is radiated the interior space, the radio frequency coaxial-cable 3, leakage cable 4, power splitter 5, coupler
6th, electric bridge 7 is the information transfer link of domestic aerial system 2 and POI multi-system access platforms 1, and the signal to being transmitted on link
Carry out the processing such as power distribution, signal coupling, switching, transmission, it is ensured that high-quality, high reliability the propagation of signal；
The radio frequency coaxial-cable 3, leakage cable 4, power splitter 5, coupler 6, electric bridge 7 are located at the and of domestic aerial system 2
In connecting link between POI multi-system access platforms 1, the radio frequency coaxial-cable 3 is used to transmit upstream and downstream signal, described
Leakage cable 4 is used to be uniformly distributed signal strength, and efficiently controls coverage, and the power splitter 5 is used for will be defeated all the way
Enter signal energy and be divided into multipath output signals energy, the coupler 6 is used to carry out the microwave signal in radio frequency coaxial-cable
Sampling, the electric bridge 7 is used for carrier wave combining, the upstream and downstream signal combining of homologous ray；
The power-supply system 8 is power supply for electrical equipment, and power-supply system 8 includes civil power and low-voltage DC, and civil power is civil power
Power supply for electrical equipment, low-voltage DC is chip or power terminal equipment, and civil power is converted into many by civil power by power supply adaptor
Plant the direct current of voltage mode；
The outdoor antenna system 9 is used for the data exchange of local POI multi-system access platforms 1 and other platforms, outdoor
Antenna system 9 includes mast, antenna, power supply, and mast are responsible for antenna installation to suitable height, it is ensured that cover on a large scale
Capping is accumulated, and ensures unobstructed on transmission link, and power supply is powered for antenna, is passed between multiple outdoor antenna systems 9 by data
It is defeated, realize remote, a wide range of covering of communication data；
The lightning protection earthing system 10 passes through grounded screen, earthing bar, earth cable, bottom line mode and electrical equipment and electricity
Magnetic machine is connected, for carrying out lightning protection protection, POI multi-system access platforms 1, domestic aerial system 2, power supply system to equipment
System 8, outdoor antenna system 9 are required to connect lightning protection earthing system 10, prevent system equipment from damaging；
The domestic aerial system 2, outdoor antenna system 9 pass through radio frequency coaxial-cable 3, leakage cable 4, power splitter 5, coupling
Clutch 6, electric bridge 7 are connected with the POI multi-system access platforms 1, and the power-supply system 8 is to the POI multi-system access platforms
1st, domestic aerial system 2, the connection power supply of outdoor antenna system 9, the lightning protection earthing system 10 and POI multisystems access are flat
Platform 1, domestic aerial system 2, outdoor antenna system 9, power-supply system 8 provide lightning protection protection.
The POI multi-system access platforms 1 include：A types (6 frequency) POI, Type B (9 frequency) POI, c-type (12 frequency) POI, it is described
POI multi-system access platforms 1 be applied to multisystem multi-standard common antenna compartment system, suppress interference signal, for base station and
Convert and connect between antenna, the branch of the combining for base station signal and aerial signal, for realizing different application scene
Carrier wave and cell configuration and networking, the working frequency of the POI multi-system access platforms 1 is：Mobile GSM900：Descending 934-
960MHz, it is up：889-915MHz；Mobile DCS：Descending 1805-1830MHz, it is up：1710-1735MHz；Mobile TD-LTE
(F-band)：1885-1915MHz；Mobile TD-LTE (E frequency ranges)：2320-2370MHz；Telecommunications CDMA800：Descending 865-
880MHz, it is up：820-835MHz；Telecommunications LTE FDD1.8G：Descending 1860-1880MHz, it is up：1765-1785MHz；Electricity
Believe LTE FDD2.1G：Descending 2110-2130MHz, it is up：1920-1940MHz；UNICOM LTE FDD1.8G：Descending 1830-
1860MHz, it is up：1735-1765MHz；UNICOM WCDMA：Descending 2130-2170MHz, it is up：1940-1980MHz.
The domestic aerial system 2 includes：Indoor all-around top absorbing antenna, indoor directional ceiling antenna, indoor wall aerial,
Log-periodic antenna, the transmitting-receiving frequency of antenna is：800MHz~2500MHz, omnidirectional antenna is 360 degree of coverings of surrounding, orientation
It is to specify a direction covering, indoor all-around top absorbing antenna is 360 degree of covering, and the gain of this kind of antenna is relatively low, for interior
Based on covering, indoor directional ceiling antenna, indoor wall aerial, log-periodic antenna are all directional aerials, can only cover certain
Angle, the ratio that can do of gain of orientation plate antenna is larger, and angle can also be various, such as 60 degree, 90 degree, 120 degree etc.,
Indoor directional ceiling antenna, indoor wall aerial in full bandwidth angle change than larger.
The radio frequency coaxial-cable 3 includes：" the soft radio frequency of 7/8 " radio frequency coaxial-cable 3,1/2 " radio frequency coaxial-cable 3,1/2
Coaxial cable 3, indoor trunk feeder uses 7/8, and " radio frequency coaxial-cable 3, horizontal component feeder line uses 1/2 " radio frequency coaxial-cable
3, for reducing cable waste.
The leakage cable 4 includes：7/8 " radio frequency reveals cable 4,1/2 " radio frequency reveals cable 4, and working frequency is：
806-960MHz, 1710-2200MHz, 2400-2500MHz, characteristic impedance are 50 Ω, and power capacity is：0.48kW, relatively
Spread speed is：0.88.
The power splitter 5 includes：Input and output end, the input connect radio frequency input equipment, the output end
Radio frequency reception equipment is connected, when output end is not connected with radio frequency receiving signal, output end matching connection load, the power splitter has
Two work(point, three work(divide, four work(point.
The coupler 6 is cavity type structure Coupling device, and working frequency range is 800~2500MHz, and the degree of coupling includes：3dB、
5dB、7dB、10dB、15dB、20dB、30dB、40dB。
The lightning protection earthing system 10 includes：Earth mat, indoor ground connection, cable protection and Surge Protector；
The earth mat uses the Ring earth electrode around computer room building, Ring earth electrode and the basic earth mat multiple spot of building
Connection, steel tower earth mat use level grounding body is connected with computer room earth mat multiple spot；
The indoor ground connection is connected with earth mat, and indoor ground connection includes indoor grounding bar, and the indoor ground wire row passes through width
Copper conductor of galvanizing band iron, 10~12mm of diameter or the sectional area of 40 4 millimeters of millimeters thicks not less than 35 square millimeters is connected
To earth mat；
The cable protection is that the metal protection protector for making cable accesses earth mat, and it is buried that the cable of no metallic jacket wears steel pipe
Introduce earth mat；
Described Surge Protector one end is connected by Surge Protector lead wire with power-supply system, and the other end is protected by surge
Shield device ground wire is connected with earth mat.
A kind of in-door covering compartment system of mobile communication provided by the utility model is described in detail above,
Specific case used herein is set forth to principle of the present utility model and embodiment, the explanation of above example
It is only intended to help and understands method of the present utility model and its core concept；Simultaneously for those of ordinary skill in the art, according to
According to thought of the present utility model, it will change in specific embodiments and applications, in summary, this specification
Content should not be construed as to limitation of the present utility model.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Equivalent substitution is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc.,
It should be included within protection domain of the present utility model.
Claims (8)
1. a kind of in-door covering compartment system of mobile communication, it is characterised in that including：
POI multi-system access platforms, domestic aerial system, radio frequency coaxial-cable, leakage cable, power splitter, coupler, electric bridge,
Power-supply system, outdoor antenna system, lightning protection earthing system；
The POI multi-system access platforms use frequency range integration, power distribution and rear class path combining technique by multisystem mixing signal
Transmit to domestic aerial system and outdoor antenna system, while by the upper of the domestic aerial system received and outdoor antenna system
Row signal is transmitted separately in corresponding receiver；
The domestic aerial system passes through radio frequency coaxial-cable, leakage cable, power splitter, coupler, electric bridge and the POI polyphylys
Access platform of uniting is connected, for the upward signal of indoor mobile communication equipment to be sent to POI multi-system access platforms, and by under
Row signal is radiated the interior space；
The radio frequency coaxial-cable, leakage cable, power splitter, coupler, electric bridge connect positioned at domestic aerial system and POI multisystems
Enter in the connecting link between platform, the radio frequency coaxial-cable is used to transmit upstream and downstream signal, and the leakage cable is used for
Signal strength is uniformly distributed, and efficiently controls coverage, the power splitter is used to all the way input signal energy to be divided into
Multipath output signals energy, the coupler is used to be sampled the microwave signal in radio frequency coaxial-cable, and the electric bridge is used
In carrier wave combining, the upstream and downstream signal combining of homologous ray；
The power-supply system is power supply for electrical equipment；
The outdoor antenna system is used for the data exchange of local POI multi-system access platforms and other platforms；
The lightning protection earthing system is connected by grounded screen, earthing bar, earth cable, bottom line mode and electrical equipment and electromagnetic equipment
Connect, for carrying out lightning protection protection to equipment；
The domestic aerial system, outdoor antenna system pass through radio frequency coaxial-cable, leakage cable, power splitter, coupler, electric bridge
Be connected with the POI multi-system access platforms, the power-supply system to the POI multi-system access platforms, domestic aerial system,
Outdoor antenna system connection power supply, the lightning protection earthing system and the POI multi-system access platforms, domestic aerial system, room
Outside antenna system, power-supply system provide lightning protection protection.
2. the in-door covering compartment system of mobile communication according to claim 1, it is characterised in that the POI multisystems
Access platform includes：A types (6 frequency) POI, Type B (9 frequency) POI, c-type (12 frequency) POI, the POI multi-system access platforms are applied to
Multisystem multi-standard common antenna compartment system, suppress interference signal, between base station and antenna convert and connect, for base
Stand the combining of signal and the branch of aerial signal, the carrier wave for realizing different application scene and cell configuration and networking, it is described
The working frequency of POI multi-system access platforms is：Mobile GSM900：Descending 934-960MHz, it is up：889-915MHz；It is mobile
DCS：Descending 1805-1830MHz, it is up：1710-1735MHz；Mobile TD-LTE (F-band)：1885-1915MHz；Mobile TD-
LTE (E frequency ranges)：2320-2370MHz；Telecommunications CDMA800：Descending 865-880MHz, it is up：820-835MHz；Telecommunications LTE
FDD1.8G：Descending 1860-1880MHz, it is up：1765-1785MHz；Telecommunications LTE FDD2.1G：Descending 2110-2130MHz,
It is up：1920-1940MHz；UNICOM LTE FDD1.8G：Descending 1830-1860MHz, it is up：1735-1765MHz；UNICOM
WCDMA：Descending 2130-2170MHz, it is up：1940-1980MHz.
3. the in-door covering compartment system of mobile communication according to claim 1, it is characterised in that the domestic aerial system
System includes：Indoor all-around top absorbing antenna, indoor directional ceiling antenna, indoor wall aerial, log-periodic antenna, the transmitting-receiving of antenna
Frequency is：800MHz~2500MHz.
4. the in-door covering compartment system of mobile communication according to claim 1, it is characterised in that the RF coaxial electricity
Cable includes：7/8 " radio frequency coaxial-cable, 1/2 " radio frequency coaxial-cable, 1/2 " soft radio frequency coaxial-cable, indoor trunk feeder is used
7/8 " radio frequency coaxial-cable, horizontal component feeder line uses 1/2 " radio frequency coaxial-cable, for reducing cable waste.
5. the in-door covering compartment system of mobile communication according to claim 1, it is characterised in that the leakage cable bag
Include：7/8 " radio frequency leakage cable, 1/2 " radio frequency reveals cable, and working frequency is：806-960MHz, 1710-2200MHz,
2400-2500MHz, characteristic impedance is 50 Ω, and power capacity is：0.48kW, relative propagation velocity is：0.88.
6. the in-door covering compartment system of mobile communication according to claim 1, it is characterised in that the power splitter bag
Include：Input and output end, the input connect radio frequency input equipment, and the output end connects radio frequency reception equipment, when defeated
When going out to hold not connected radio frequency receiving signal, the load of output end matching connection, the power splitter has two work(point, three work(to divide, four work(divide.
7. the in-door covering compartment system of mobile communication according to claim 1, it is characterised in that the coupler is chamber
Three-dimensional-structure coupler, working frequency range is 800~2500MHz, and the degree of coupling includes：3dB、5dB、7dB、10dB、15dB、20dB、
30dB、40dB。
8. the in-door covering compartment system of mobile communication according to claim 1, it is characterised in that the lightning protection system
System includes：Earth mat, indoor ground connection, cable protection and Surge Protector；
The earth mat uses the Ring earth electrode around computer room building, and Ring earth electrode connects with the basic earth mat multiple spot of building
Logical, steel tower earth mat use level grounding body is connected with computer room earth mat multiple spot；
The indoor ground connection is connected with earth mat, and indoor ground connection includes indoor grounding bar, and the indoor ground wire row passes through wide 40 millis
The copper conductor of rice thick 4 millimeters galvanizing band iron, 10~12mm of diameter or sectional area not less than 35 square millimeters is connected to ground
Net；
The cable protection is that the metal protection protector for making cable accesses earth mat, and the cable of no metallic jacket wears the buried introducing of steel pipe
Earth mat；
Described Surge Protector one end is connected by Surge Protector lead wire with power-supply system, and the other end passes through Surge Protector
Ground wire is connected with earth mat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621375419.6U CN206353861U (en) | 2016-12-15 | 2016-12-15 | A kind of in-door covering compartment system of mobile communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621375419.6U CN206353861U (en) | 2016-12-15 | 2016-12-15 | A kind of in-door covering compartment system of mobile communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206353861U true CN206353861U (en) | 2017-07-25 |
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ID=59347068
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621375419.6U Active CN206353861U (en) | 2016-12-15 | 2016-12-15 | A kind of in-door covering compartment system of mobile communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112822694A (en) * | 2021-02-03 | 2021-05-18 | 江苏亨鑫科技有限公司 | Indoor wireless signal covering leaky cable arrangement method and corresponding arrangement structure |
-
2016
- 2016-12-15 CN CN201621375419.6U patent/CN206353861U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112822694A (en) * | 2021-02-03 | 2021-05-18 | 江苏亨鑫科技有限公司 | Indoor wireless signal covering leaky cable arrangement method and corresponding arrangement structure |
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