CN210707393U

CN210707393U - Mounting structure of rail transit train side window hollow glass integrated antenna

Info

Publication number: CN210707393U
Application number: CN201921495465.3U
Authority: CN
Inventors: 吴贲华; 路林; 刘建涛
Original assignee: Jiangsu Tiemao Glass Co Ltd
Current assignee: Jiangsu Tiemao Glass Co Ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-06-09
Anticipated expiration: 2029-09-10

Abstract

The utility model relates to a mounting structure of rail transit train side window cavity glass integrated antenna, include: the side window of the rail transit train is provided with a window frame and hollow glass, wherein the hollow glass is arranged in the window frame and is also provided with a hollow layer and a black ink area; the thin sheet antenna is arranged in the hollow layer and located in the black ink area, the thin sheet antenna is used for receiving and transmitting wireless signals inside a rail transit train carriage, a coaxial cable is further arranged on the thin sheet antenna, and one end of the coaxial cable penetrates through the hollow layer and the window frame and is arranged outside a side window of the rail transit train; and at least one coaxial cable end radio frequency connector, which is correspondingly provided with one end of at least one coaxial cable. The utility model discloses an adopt the mode of cavity glass and the regional installation antenna equipment of black printing ink on the rail traffic train side window to provide antenna terminal for wireless network equipment in the carriage, realize radio signal's in the carriage cover.

Description

Mounting structure of rail transit train side window hollow glass integrated antenna

Technical Field

The utility model relates to a structure of rail is handed over train integrated antenna especially relates to a mounting structure of rail is handed over train side window cavity glass integrated antenna.

Background

With the continuous development of wireless communication technology, more and more work and life of people are gone into including wireless fidelity (WIFI), fourth generation communication technology (4G), fifth generation communication technology (5G) or wireless charging technology etc. no matter in the family, on the way of going on a journey or in the place of work, wireless application is everywhere, and in present era, wireless communication has deepened each link of people's work and life, becomes one of people indispensable.

The prior art wireless technology requires the support of wireless communication network equipment, and the common characteristic of the wireless communication network equipment is that an antenna is required for transmitting and receiving signals, so to speak, the place with the wireless signals is required to be provided with the antenna. In the field of rail transit, along with the improvement of mobile communication technology and the improvement of riding experience requirements of people, wireless network services which can provide entertainment services for passengers and value-added services for operators are increasingly popularized in the rail transit train carriages, and along with the rapid development of high-bandwidth and high-speed mobile communication technology, particularly 5G technology, the requirements of the wireless network services are more strong, for example, more and more communication network devices which provide 4G and 5G signal access and wireless WIFI coverage in the carriages are installed on the rail transit train.

However, to access 4G and 5G signals and to cover WIFI signals wirelessly connected to the internet in a vehicle, antennas must be disposed in the vehicle, and since a large number of metal parts are used in the vehicle body, the antennas are generally installed inside the non-metal parts in a surface mounting or concealed mounting manner so as not to affect the quality of the antenna signals.

In the realization of the utility model discloses an in-process, the inventor finds no matter adorn outside in the carriage ceiling department, still adorn in the inside at the first nonmetal apron in carriage secretly, all has certain problem:

1. the appearance of the carriage is affected by the open installation mode, and the host factory generally does not recommend the method;

2. the concealed installation mode has to select limited non-metal parts, and space and mounting brackets are required, so that the hidden installation mode is very complicated.

Therefore, the problem of antenna installation has become a problem of providing wireless network service for the carriage in the host factory, and an antenna installation method which is simple and convenient to install, does not affect the car body structure to the maximum extent and does not reduce the quality of wireless signals is urgently needed.

SUMMERY OF THE UTILITY MODEL

For the technical problem who exists among the solution above-mentioned prior art, the embodiment of the utility model provides a mounting structure of rail transit train side window cavity glass integrated antenna. The specific technical scheme is as follows:

in a first aspect, a mounting structure of a rail transit train side window hollow glass integrated antenna is provided, wherein the mounting structure of the rail transit train side window hollow glass integrated antenna comprises:

the side window of the rail transit train is provided with a window frame and hollow glass, wherein the hollow glass is arranged in the window frame and is also provided with a hollow layer and a black ink area;

the thin sheet antenna is arranged in the hollow layer and located in the black ink area, the thin sheet antenna is used for receiving and transmitting wireless signals inside a rail transit train carriage, a coaxial cable is further arranged on the thin sheet antenna, and one end of the coaxial cable penetrates through the hollow layer and the window frame and is arranged outside a side window of the rail transit train; and

and the coaxial cable end radio frequency connector is correspondingly provided with one end of at least one coaxial cable and is used for being connected with the mainframe box module.

In a first possible implementation manner of the first aspect, the insulating glass further includes:

the outer layer glass is arranged on the outer side of the hollow glass;

one end of the aluminum spacing bar is vertically arranged on the inner side of the outer layer glass and is positioned at the edge of the outer layer glass; and

inner glass is connected with the other end of aluminium space stop bar, forms the cavity layer between inner glass, aluminium space stop bar and the outer glass, and black printing ink region is located outer glass and inner glass's edge, and aluminium space stop bar and window frame set up in the outside of rail traffic train side window are passed to the one end of coaxial cable.

With reference to the first possible implementation manner of the first aspect, in a second possible implementation manner of the first aspect, the number of the at least one sheet antenna is two, and the two sheet antennas are respectively attached to the outer layer glass and the inner layer glass.

In a third possible implementation form of the first aspect, the at least one sheet antenna is a printed circuit board antenna or a flexible circuit board antenna.

In a fourth possible implementation manner of the first aspect, the wireless signal is one or more of a fourth generation communication technology signal, a fifth generation communication technology signal, and a wireless fidelity signal.

In a fifth possible implementation form of the first aspect, the at least one coaxial cable end radio frequency connector is a microwave high frequency connector or a snap-fit type connector.

Compared with the prior art, the utility model the advantage that has have:

the utility model discloses an adopt the rail to hand over the regional installation antenna equipment of cavity glass and black printing ink on the train side window, for wireless network equipment provides antenna terminal in the carriage, and then realize the carriage in radio signal's cover to cavity glass's black printing ink region can shelter from the antenna, can not influence the rail and hand over the pleasing to the eye of train side window.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a mounting structure of a hollow glass integrated antenna in a side window of a rail transit train according to an embodiment of the present invention.

Fig. 2 is a schematic side view of a mounting structure of a hollow glass integrated antenna in a side window of a rail transit train according to an embodiment of the present invention.

Fig. 3 is a schematic flow chart illustrating steps of a method for configuring an integrated antenna of hollow glass in a side window of a rail transit train according to a second embodiment of the present invention.

Fig. 4 is the utility model discloses three embodiment's the integrated 4G of the on-vehicle intelligent transparent OLED door window of rail transit and WIFI functional structure schematic diagrams.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

In an embodiment of the present invention, please refer to fig. 1, which shows a schematic structural diagram of a mounting structure 1 of a hollow glass integrated antenna of a side window of a rail transit train according to an embodiment of the present invention. The mounting structure 1 of the rail transit train side window hollow glass integrated antenna comprises a rail transit train side window 2, at least one sheet-shaped antenna 3 and at least one coaxial cable end radio frequency connector 4, wherein:

the side window 2 of the rail transit train has a window frame 21 and a hollow glass 22, the hollow glass 22 is disposed in the window frame 21, and the hollow glass 22 is mounted on the rail transit train through the window frame 21. The hollow glass 22 further has a hollow layer 23 and a black ink region 24. Please refer to fig. 2, which shows a schematic side view of the mounting structure 1 of the hollow glass integrated antenna for the side window of the rail transit train according to an embodiment of the present invention. The hollow glass 22 disclosed in this embodiment further includes an outer layer glass 201, an aluminum spacer 202 and an inner layer glass 203, the outer layer glass 201 is disposed on the outer side of the hollow glass 22, one end of the aluminum spacer 202 is vertically disposed on the inner side of the outer layer glass 201 and is located on the edge of the outer layer glass 201, the inner layer glass 203 is connected to the other end of the aluminum spacer 202, a hollow layer 23 is formed between the inner layer glass 203, the aluminum spacer 202 and the outer layer glass 201, the window frame 21 is wrapped on the edges of the inner layer glass 203, the aluminum spacer 202 and the outer layer glass 201, and the black ink region 24 is located on the edges of the outer layer glass 201 and the inner layer glass 203, but the structure of the hollow glass 22 is not limited thereto, and a person skilled in the art can select the hollow glass 22 with a corresponding structure according to.

At least one sheet-shaped antenna 3 is arranged in the hollow layer 23 and is positioned in the black ink area 24, and the sheet-shaped antenna 3 is shielded by the black ink area 24, so that the sheet-shaped antenna 3 is prevented from influencing the appearance of the rail transit train side window 2. Referring to fig. 1 and 2 again, the number of the at least one sheet antenna 3 disclosed in this embodiment is two, and the two sheet antennas 3 are respectively attached to the outer layer glass 201 and the inner layer glass 203, when in actual use, one of the two sheet antennas 3 is mainly used, and the other sheet antenna 3 is standby, but not limited thereto, and a person skilled in the art may also select and set a corresponding number of sheet antennas 3 according to actual requirements, for example, one, three, or four sheet antennas may also be set. The at least one sheet-like antenna 3 is used for receiving and transmitting wireless signals inside the rail transit train car, and the wireless signals are preferably one or more of fourth generation communication technology signals, fifth generation communication technology signals and wireless fidelity signals, but not limited to the above. The at least one sheet antenna 3 disclosed in the present embodiment is a printed circuit board (FPC) antenna or a flexible circuit board (PCB) antenna, but is not limited thereto.

At least one sheet-shaped antenna 3 is further provided with a coaxial cable 31, and one end of the coaxial cable 31 is arranged outside the rail transit side window 2 through the hollow layer 23 and the window frame 21. Referring to fig. 1 again, one end of the coaxial cable 31 disclosed in the present embodiment is disposed outside the rail transit side window 2 through the aluminum spacing bar 202 and the window frame 21, and is used for connecting the sheet-shaped antenna 3 with the outside, but not limited thereto.

The at least one coaxial cable end radio frequency connector 4 is correspondingly provided with one end of at least one coaxial cable 31. Referring to fig. 1 again, the number of the at least one coaxial cable end rf connector 4 is two, and the two coaxial cable end rf connectors 4 are correspondingly disposed at one end of the two coaxial cables 31, but not limited thereto, and those skilled in the art may select a corresponding number of the coaxial cable end rf connectors 4 according to the number of the sheet-shaped antennas 3. The at least one rf connector 4 is used to connect with the main chassis module, and the at least one rf connector 4 is a microwave high-frequency connector (SMA) or a snap-fit connector (BNC), but not limited thereto.

The mounting structure 1 of the rail transit train side window hollow glass integrated antenna of the embodiment is used for mounting the antenna equipment through the hollow glass 22 and the black ink area 24 on the rail transit train side window 2, so that an antenna terminal is provided for wireless network equipment in a carriage, the coverage of wireless signals in the carriage is further realized, and the black ink area 24 on the hollow glass 22 can shield the antenna, so that the attractiveness of the rail transit train side window is not influenced.

In the second embodiment of the present invention, please refer to fig. 3, which shows a schematic step flow diagram of a method 5 for configuring a hollow glass integrated antenna for a side window of a rail transit train according to the second embodiment of the present invention. The configuration method 5 of the hollow glass integrated antenna of the side window of the rail transit train comprises the following steps 501-503, wherein:

step 501: providing a raw material. Providing a rail transit train side window 2, at least one sheet antenna 3 and at least one coaxial cable end radio frequency connector 4, wherein the rail transit train side window 2 is provided with a window frame 21 and a hollow glass 22, the hollow glass 22 is arranged in the window frame 21, the hollow glass 22 is further provided with a hollow layer 23 and a black ink area 24, and at least one sheet antenna 3 is provided with a coaxial cable 31.

Specifically, rail traffic train side window 2 is the indispensable part in rail traffic train carriage, rail traffic train side window 2 just must have glass, rail traffic train side window 2 adopts hollow structure usually, at peripheral silk screen black printing ink area 24 of edge all around, and rail traffic train side window 2 does not have metallic shield usually, be pure non-metallic component, consequently can adopt the mode of black printing ink area 24 installation antenna equipment on cavity glass 22, provide antenna terminal for wireless network equipment in the carriage, and then realize the coverage of radio signal in the carriage, black printing ink area 24 on cavity glass 22 can shelter from the antenna, also does not influence window glass's pleasing to the eye.

However, since the thickness of the hollow glass 22 is usually about 1 cm, the at least one sheet-like antenna 3 is selected so that the antenna and the adhesive thickness are smaller than the thickness of the hollow structure, and the at least one sheet-like antenna 3 has a coaxial cable 31 so that it can be connected to an external device through the hollow glass 2.

Meanwhile, due to the improvement of the antenna technology, the antenna can meet the requirements of high gain, high efficiency, low noise, wide frequency band, wide antenna pointing adjustment range and the like, and can also be light, thin and small, so that the antenna has the condition of realizing integration with the hollow glass of the rail-crossing side window, therefore, at least one sheet-shaped antenna 3 can be selected as a flexible circuit board (PCB) antenna, the flexible circuit board (PCB) antenna is characterized in that an antenna oscillator is printed on a PCB plate in a printed circuit board mode, the functional parameters required by the antenna are realized, the thickness of the PCB antenna can be very small or even lower than 1 millimeter, but the antenna is only suitable for a single frequency band and is relatively widely applied in the communication fields of WIFI, Bluetooth and the like; the antenna can also be selected as a printed circuit board (FPC) antenna, the FPC antenna is similar to a PCB antenna process, the antenna oscillator is directly printed on a flat FPC wire in a printing mode, the FPC antenna is thinner, the frequency bands of covered antennas are more, the complex requirements of communication types such as 4G and 5G on multiple frequency bands can be met, the performance is good, which antenna is specifically selected can be determined according to the requirements of specific items, and the selection of the type of the antenna is not limited by the requirements.

Step 502: a sheet-like antenna 3 is provided. At least one sheet-like antenna 3 is bonded to the hollow layer 23 and positioned in the black ink region 24, and the coaxial cable 31 on the at least one sheet-like antenna 3 is extended through the hollow layer 23 and the window frame 21.

Specifically, the double-sided adhesive base coat is respectively coated on the back surface of the at least one sheet-shaped antenna 3 and the hollow layer 23, and is left for a period of time, for example, 10 minutes, but not limited thereto, and then the at least one sheet-shaped antenna 3 is adhered to the hollow layer 23 through the double-sided adhesive base coat and is located in the black ink area 24, and the sheet-shaped antenna 3 is shielded by the black ink area 24, so that the sheet-shaped antenna 3 is prevented from affecting the appearance of the rail transit train side window 2.

Meanwhile, the hollow layer 23 and the window frame 21 are provided with holes with the size corresponding to the diameter of the coaxial cable 31, and the coaxial cable 31 passes through the hollow layer 23 and the window frame 21 to extend out, so that on one hand, the sealing performance of the hollow glass is ensured, on the other hand, the firmness of the window frame is also ensured, and the opening sizes of the aluminum spacing strip, the window frame and the sealing structure are reduced as much as possible, therefore, the preferable coaxial cable 31 meets the requirement of the antenna matching performance parameter and is as thin as possible, but not limited thereto.

More specifically, although the antenna is a highly reliable device, considering the irresistibility that direct replacement cannot be realized in case of antenna damage in the following process due to the characteristic of the attachment of the hollow glass 22, the number of the at least one sheet antenna 3 and the at least one coaxial cable end radio frequency connector 4 provided in the step 501 is two, the two sheet antennas 3 are attached to the hollow layer 23 and located in the black ink area 24, the coaxial cables 31 on the two sheet antennas 3 are extended through the hollow layer 23 and the window frame 21 to form two communication antennas, one of which is used as a main antenna and the other is used as a spare antenna, so as to form a mutually redundant technical scheme, but not limited thereto.

Step 503: a coaxial cable end radio frequency connector 4 is provided. At least one coaxial cable end radio frequency connector 4 is connected with the extending end of the coaxial cable 31.

Specifically, the coaxial cable end rf connector 4 is selected according to the requirement of the connected control end (mainframe box module), and may be selected as a microwave high frequency connector (SMA) or a snap-fit connector (BNC), the number of the coaxial cable end rf connectors is the same as that of the coaxial cables 31, and the coaxial cable end rf connectors 4 and the extending ends of the coaxial cables 31 are connected together in a one-to-one correspondence manner, but not limited thereto.

More specifically, the method further includes connecting the two coaxial cable end radio frequency connectors 4 with the main cabinet module, controlling a Central Processing Unit (CPU) main board inside the main cabinet module to select two communication antennas for use by using a two-way redundant circuit scheme, and when a selected communication antenna fails, automatically switching to select another communication antenna for use, but not limited thereto.

According to the configuration method 5 of the hollow glass integrated antenna for the side window of the rail transit train, the hollow glass 22 and the black ink area 24 on the side window of the rail transit train are adopted to install the antenna equipment, so that an antenna terminal is provided for wireless network equipment in a carriage, the coverage of wireless signals in the carriage is further achieved, the black ink area 24 of the hollow glass 22 can shield the antenna, and the attractiveness of the side window 2 of the rail transit train cannot be affected.

Meanwhile, the embodiment also forms a mutual redundancy technical scheme to provide signals for the mainframe box module through two paths of communication antennas, wherein one path is used as a main antenna and the other path is used as a standby antenna, so that the reliability of the configuration of the antennas is improved.

The utility model discloses an in three embodiments, please refer to fig. 4, it shows the utility model discloses the integrated 4G of the on-vehicle intelligent transparent OLED door window 9 of rail transit and WIFI functional structure schematic diagram of three embodiments. The embodiment provides an application of the method 1 for integrating the hollow glass antenna in the side window of the rail transit train in the two embodiments in the integrated 4G and WIFI functions of the vehicle-mounted intelligent transparent OLED car window 9 of the rail transit train, wherein the intelligent transparent OLED car window 9 product is formed by integrating a transparent OLED screen and a capacitive touch screen on the hollow glass 22 on the side window 2 of the rail transit train, so that picture display and touch operation based on the side window 2 of the rail transit train are realized, the intelligent transparent OLED car window mainly comprises a car window display and touch glass assembly and a main case, a passenger can directly browse network information through the intelligent transparent OLED car window, and can also access a WIFI network through a mobile phone terminal to enjoy wireless internet access services.

The access of 4G signal and the coverage of WIFI network signal need use wireless communication module, especially are used for the antenna of signal acquisition and transmission, therefore this transparent OLED door window of intelligence has integrateed the thin slice type antenna module that is used for 4G and WIFI communication in door window cavity glass cavity inside. According to the scheme of the embodiment, the following scheme is mainly adopted in the aspect of antenna configuration:

1. the surfaces of the outer layer glass 201 and the inner layer glass 203 on the hollow glass 22 are respectively pasted with a sheet antenna 7 for 4G communication and are located in the black ink area 24, the antenna is a high-reliability device, but considering the irresistibility that direct replacement cannot be realized in case of antenna damage caused by the characteristic of hollow glass 22 attachment, a scheme that two paths of communication antennas are mutually redundant is adopted, namely two paths of mutually independent 4G antenna modules (sheet antennas 7) are pasted inside the hollow glass 22, coaxial cables 31 are respectively thrown out, coaxial cable end radio frequency connectors 4(SMA radio frequency connectors) are installed, and the coaxial cable end radio frequency connectors 4 are connected with a host box module 6 to form two paths of communication antennas. Preferably, the length of the coaxial cable 31 is 20 cm, and the wire diameter is 4 mm, so as to reduce the size of the external opening hole of the hollow glass 22 as much as possible, but not limited thereto.

2. The surfaces of the outer layer glass 201 and the inner layer glass 203 on the hollow glass 22 are respectively pasted with a sheet antenna 8 used for covering WIFI in the carriage, and the sheet antenna 8 is located in the black ink area 24, based on the same consideration of the 4G antenna scheme, the sheet antenna 8 is also connected with the mainframe box module 6 by adopting a scheme that two paths of communication antennas are mutually redundant, namely, two paths of mutually independent WIFI antenna modules (sheet antennas 8) are pasted inside the hollow glass 22, the coaxial cables 31 are respectively thrown out, and a coaxial cable end radio frequency connector 4(SMA radio frequency connector) is installed, and is connected with the mainframe box module 6 through the coaxial cable end radio frequency connector 4 to form two paths of communication antennas.

3. The WIFI module, the 4G module and the redundant logic circuit of judging of two way communication antenna are integrated on the inside CPU mainboard of mainframe box module 6 to certain software algorithm is integrated, the switching of two way communication antenna is realized: the normal WIFI module and the 4G module respectively use one path of communication antenna, when the host function board judges that the path of communication antenna has a fault through the redundancy judgment logic circuit and the corresponding software algorithm, the host function board is automatically switched to the other communication antenna, the reliability of the system is greatly improved, the system has higher practicability, and the judgment logic circuit and the software algorithm are the protection range of the application, so that the redundancy is omitted.

Although the redundant processing is performed on the antenna inside the hollow glass 22 in the embodiment, based on the high reliability of the antenna, which is a passive terminal device, the service life cycle of the antenna is basically equal to the maintenance and replacement service life cycle of the hollow glass 22, so that the dual-path redundancy is only in case of accident, the service life cycle of the integrated antenna function of the hollow glass of the rail transit train can be improved by times, and the reliability of the system is improved.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed above, or as otherwise known in the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a mounting structure of rail transit train side window cavity glass integrated antenna which characterized in that, mounting structure of rail transit train side window cavity glass integrated antenna includes:

and the coaxial cable end radio frequency connector is correspondingly arranged at one end of the at least one coaxial cable and is used for being connected with the mainframe box module.

2. The rail transit train side window insulated glass integrated antenna mounting structure of claim 1, wherein the insulated glass further comprises:

the outer layer glass is arranged on the outer side of the hollow glass;

inner glass, with the other end of aluminium space stop bar is connected, inner glass the aluminium space stop bar reaches form between the outer glass the hollow layer, black printing ink region is located outer glass reaches the edge of inner glass, the one end of coaxial cable passes the aluminium space stop bar reaches the window frame set up in the outside of rail crossing train side window.

3. The structure of claim 2, wherein the number of the at least one sheet-like antenna is two, and the two sheet-like antennas are respectively attached to the outer layer glass and the inner layer glass.

4. The rail transit train side window insulated glass integrated antenna mounting structure as claimed in claim 1, wherein the at least one sheet-like antenna is a printed circuit board antenna or a flexible circuit board antenna.

5. The structure of claim 1, wherein the wireless signal is one or more of a fourth generation communication technology signal, a fifth generation communication technology signal, and a wi-fi signal.

6. The rail transit train side window insulated glass integrated antenna mounting structure as claimed in claim 1, wherein said at least one coaxial cable end radio frequency connector is a microwave high frequency connector or a snap-fit type connector.