CN215932150U

CN215932150U - GNSS displacement monitoring equipment

Info

Publication number: CN215932150U
Application number: CN202121558382.1U
Authority: CN
Inventors: 廖淑华; 余平; 王厚毅; 许亚丽
Original assignee: Chongqing Starnav Systems Co ltd
Current assignee: Chongqing Starnav Systems Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-03-01
Anticipated expiration: 2031-07-09

Abstract

The application discloses GNSS displacement monitoring facilities, wherein, include: the antenna module, the control main board and the battery board are sequentially arranged in a stacking mode; the antenna module comprises a first antenna patch, a second antenna patch and a substrate, wherein the first antenna patch, the second antenna patch and the substrate are sequentially stacked; the antenna module, the control main board and the battery board are all circular; the application provides a GNSS displacement monitoring facilities through the antenna module that will adopt the antenna paster to make to integrate antenna module in equipment housing, reduced the volume of equipment.

Description

GNSS displacement monitoring equipment

Technical Field

The utility model belongs to the technical field of geological monitoring, and particularly relates to GNSS displacement monitoring equipment.

Background

Displacement monitoring equipment generally all sets up at massif or dykes and dams, and most of GNSS deformation monitoring equipment in the existing market all are the box, and the volume is great, and the antenna is external (eight-eye antenna or radar antenna), is unfavorable for the installation.

Therefore, the prior art is in need of improvement.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a GNSS displacement monitoring device, which aims to reduce the size of the device and improve the convenience of installation.

The embodiment of the application provides a GNSS displacement monitoring equipment, includes: the antenna module, the control main board and the battery board are sequentially arranged in a stacking mode; the antenna module comprises a first antenna patch, a second antenna patch and a substrate, wherein the first antenna patch, the second antenna patch and the substrate are sequentially stacked; the antenna module, the control main board and the battery board are all circular.

According to the GNSS displacement monitoring equipment provided by the embodiment of the application, the antenna module made of the antenna patches is integrated in the equipment shell, so that the size of the equipment is reduced.

Furthermore, a plurality of square through holes are formed in the first antenna patch and the second antenna patch, and a feed network is drawn on the substrate.

Furthermore, the shell body comprises a grounding gasket, the grounding gasket is annular, and the grounding gasket is connected with the substrate.

Further, the ground washer is also provided with a ceramic antenna module.

Further, the housing surface includes a plurality of recessed regions.

Furthermore, one side of the control mainboard is vertically provided with a card slot expansion board.

Furthermore, a plurality of battery boxes are arranged on one side of the battery board and used for placing dry batteries.

Further, the control mainboard comprises a high-precision GNSS module, a Lora communication module, an MEMS sensor, an MCU processor and a 4G communication module; the high-precision GNSS module, the Lora communication module, the 4G communication module and the MEMS sensor are respectively in communication connection with the MCU processor; the high-precision GNSS module is used for completing the resolving of the local RTK; the Lora communication module is used for finishing data interaction of the RTK local ad hoc network; the MEMS sensor is used for changing the data acquisition frequency and the reporting period; the MCU processor is used for receiving and processing information; and the 4G communication module is used for completing the transmission of satellite data and state data packets.

Further, the housing also includes an indicator light module.

Further, the bottom of the shell is also provided with a mounting hole and an aviation connector interface.

Therefore, the GNSS displacement monitoring equipment reduces the volume of the equipment by adopting the antenna module made of the antenna patch and integrating the antenna module in the equipment shell.

Additional features and advantages of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the present application. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

Fig. 1 is an exploded view of an internal structure of a GNSS displacement monitoring apparatus according to an embodiment of the present disclosure.

Fig. 2 is a side view of an internal structure of a GNSS displacement monitoring apparatus according to an embodiment of the present disclosure.

Fig. 3 is a schematic diagram of a GNSS displacement monitoring apparatus according to an embodiment of the present disclosure.

Fig. 4 is a top view of a GNSS displacement monitoring apparatus according to an embodiment of the present disclosure.

Fig. 5 is a schematic block diagram of a control motherboard according to an embodiment of the present disclosure.

Description of reference numerals:

1. a housing; 100. an antenna module; 110. a first antenna patch; 120. a second antenna patch; 130. a substrate; 200. a control main board; 210. a card slot expansion board; 220. a high-precision GNSS module; 230. a Lora communication module; 240. a MEMS sensor; 250. an MCU processor; 260. a 4G communication module; 300. a battery plate; 310. a battery case; 400. a ground washer; 410. a ceramic antenna module; 600. an indicator light module panel; 700. mounting holes; 800. an aerial connector interface.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the utility model. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

As shown in fig. 1 to 3, an embodiment of the present application provides a GNSS displacement monitoring apparatus, including: the antenna module comprises a shell 1, wherein the shell 1 comprises an antenna module 100, a control main board 200 and a battery board 300; the antenna module 100, the control main board 200 and the battery panel 300 are sequentially arranged in a laminated manner; the antenna module 100 includes a first antenna patch 110, a second antenna patch 120, and a substrate 130, wherein the first antenna patch 110, the second antenna patch 120, and the substrate 130 are stacked in sequence; the antenna module 100, the control main board 200 and the battery panel 300 are all circular. In practical application, this application embodiment can adopt the integration mode of two-layer or multilayer antenna paster as required, sets up antenna module 100 inside casing 1, has not only improved the integration of structure, is favorable to dwindling GNSS displacement monitoring facilities's size, conveniently installs in some dykes and dams or woods, can also improve antenna module 100's efficiency and performance through multilayer antenna paster complex.

In some embodiments, the first antenna patch 110 and the second antenna patch 120 are provided with a plurality of square through holes, and the substrate 130 is drawn with a feeding network. In practical applications, the feeding network on the substrate 130 transmits the feeding signal through the through hole, and the through hole is arranged in a square shape, so that the insertion loss of the feeding network can be reduced.

In some embodiments, the housing 1 includes a ground gasket 400 therein, the ground gasket 400 has a circular ring shape, and the ground gasket 400 is connected to the substrate 130. In practical application, the grounding washer 400 is made of a spring steel material, and tooth surfaces are uniformly distributed on the surface of the grounding washer, so that contact friction force can be increased, and the tooth surfaces can be completely embedded into the substrate 130 after installation, thereby achieving good contact and fixation effects.

In some embodiments, the ground washer 400 is also provided with a ceramic antenna module 410. In practical application, the ceramic antenna module 410 adopts a ceramic shell, and has the capabilities of resisting interference, thunder and lightning, and preventing water and dust; and some close range signaling (bluetooth) is possible.

In some embodiments, the surface of the housing 1 comprises a plurality of recessed areas. In practical application, the depressed area can conveniently be snatched with the hand, convenient dismantlement and installation.

In some embodiments, a card slot expansion board 210 is vertically disposed on one side of the control main board 200. In practical application, the mainboard of the GNSS monitoring device of the present application may be expanded or the CPU may be replaced according to actual needs, so as to increase the functions of the device.

In some embodiments, the battery panel 300 of the housing 1 is disposed at the bottom of the control main board 200. In practical applications, the battery panel 300 provides power for the control main board 200 and the antenna module 100, and a storage battery may be disposed on the battery panel 300, and then the battery panel 300 is charged by using a charging wire.

In other embodiments, the battery plate 300 of the present embodiment is provided with a plurality of battery cases 310 at one side, and the battery cases 310 are used for accommodating dry batteries. In practical application, displacement monitoring equipment is generally installed in some remote and severe environments, and if the mode of charging through electric wires is inconvenient and safe, the displacement monitoring equipment is easily affected by severe environments (such as earthquakes, landslides and tsunamis), so that the equipment cannot be normally used. In order to prevent the influence of severe environment, the dry battery is used for supplying power, so that the dry battery can easily cope with the severe environment and is convenient to mount and dismount.

Referring to fig. 5, in some embodiments, the control motherboard 200 includes a high-precision GNSS module 220, a Lora communication module 230, a MEMS sensor 240, an MCU processor 250, and a 4G communication module 260; the high-precision GNSS module 220, the Lora communication module 230, the MEMS sensor 240 and the 4G communication module 260 are respectively in communication connection with the MCU processor 250; the high-precision GNSS module 220 is used to complete the solution of the local RTK; the Lora communication module 230 is configured to complete data interaction of the RTK local ad hoc network; the MEMS sensor 240 is used for changing the data acquisition frequency and the reporting period; the MCU processor 250 is used for receiving and processing information; the 4G communication module 260 is used to complete the transmission of satellite data and status data packets. In practical applications, after the device initialization is completed, the high-precision GNSS module 220 starts to receive the raw GNSS observations and ephemeris and transmits them to the MCU processor 250. The MCU processor 250 processes the GNSS original data, transmits a GNSS data packet of the reference station equipment to the monitoring station equipment through the local ad hoc network of the Lora communication module 230, and then the monitoring station equipment performs local centimeter RTK resolving; the MCU processor 250 processes GNSS raw data, transmits a GNSS data packet to a background server through the 4G communication module 260, and performs millimeter-scale static post-processing through GNSS deformation resolving software. On the basis of continuing to use the static post-processing of the GNSS in the mainstream technical scheme, the Lora communication module 230 is introduced to perform real-time RTK resolving on the GNSS observation data local ad hoc network, so that the requirement of the deformation body on real-time monitoring is met; and the MEMS sensor 240 judges whether to trigger the threshold value, if the threshold value is exceeded, the equipment enters an emergency mode, and the acquisition and reporting frequency is adjusted to be a reporting period, so that the requirement of self-adaptive monitoring is met.

In some embodiments, the housing 1 further comprises an indicator light module panel 600. In practical application, the working state of this embodiment can be displayed through the lamp on the indicator lamp module panel 600, which is convenient for observing whether the GNSS displacement monitoring device works normally.

Referring to fig. 4, in some embodiments, the bottom of the housing 1 is further provided with a mounting hole 700 and an aviation connector interface 800. In practical application, the inner wall of the mounting hole 700 may be provided with threads, and fixed connection with the mounting hole 700 is achieved by using screws or limiting columns; the aeronautical connector interface 800 is robust and may increase the service life of the device.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.

Claims

1. A GNSS displacement monitoring device, comprising: the antenna comprises a shell (1), wherein an antenna module (100), a control main board (200) and a battery board (300) are arranged in the shell (1), and the antenna module (100), the control main board (200) and the battery board (300) are sequentially arranged in a stacking mode; the antenna module (100) comprises a first antenna patch (110), a second antenna patch (120) and a substrate (130), wherein the first antenna patch (110), the second antenna patch (120) and the substrate (130) are sequentially stacked; the antenna module (100), the control main board (200) and the battery board (300) are all circular.

2. The GNSS displacement monitoring device of claim 1, wherein a plurality of square through holes are disposed on the first antenna patch (110) and the second antenna patch (120), and a feeding network is drawn on the substrate (130).

3. The GNSS displacement monitoring apparatus according to claim 1, characterized in that a ground washer (400) is included in the housing (1), the ground washer (400) is ring-shaped, and the ground washer (400) is connected to the base plate (130).

4. The GNSS displacement monitoring apparatus of claim 3, wherein the ground washer (400) is further provided with a ceramic antenna module (410).

5. The GNSS displacement monitoring apparatus of claim 1, characterized in that the housing (1) surface comprises a plurality of recessed areas.

6. The GNSS displacement monitoring device according to claim 1, characterized in that a slot extender board (210) is vertically disposed on one side of the control motherboard (200).

7. The GNSS displacement monitoring apparatus according to claim 1, characterized in that a plurality of battery boxes (310) are provided on one side of the battery plate (300), and the battery boxes (310) are used for placing dry batteries.

8. The GNSS displacement monitoring apparatus of claim 1, wherein the control motherboard (200) comprises a high precision GNSS module (220), a Lora communication module (230), a MEMS sensor (240), an MCU processor (250) and a 4G communication module (260); the high-precision GNSS module (220), the Lora communication module (230), the 4G communication module (260) and the MEMS sensor (240) are respectively in communication connection with the MCU processor (250); the high-precision GNSS module (220) is used for completing the resolving of the local RTK; the Lora communication module (230) is used for completing data interaction of an RTK local ad hoc network; the MEMS sensor (240) is used for changing the data acquisition frequency and the reporting period; the MCU processor (250) is used for receiving and processing information; the 4G communication module (260) is used for completing the transmission of satellite data and status data packets.

9. The GNSS displacement monitoring apparatus of claim 1, characterized in that the housing (1) further comprises an indicator light module (600).

10. The GNSS displacement monitoring apparatus of claim 1, characterized in that the bottom of the housing (1) is further provided with a mounting hole (700) and an aeronautical connector interface (800).