CN220291068U

CN220291068U - Antenna device and pet tracker

Info

Publication number: CN220291068U
Application number: CN202321601831.5U
Authority: CN
Inventors: 郁军; 刘黎明; 顾军
Original assignee: Kunshan Haber Radio Electronic Technology Co ltd
Current assignee: Kunshan Haber Radio Electronic Technology Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2024-01-02
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses an antenna device and a pet tracker, the antenna device comprises: the GPS antenna and the wireless communication antenna are arranged in the insulating shell at least partially, and a gap for electric isolation is arranged between the GPS antenna and the wireless transmission antenna; and a wiring hole is formed in the wall of the insulating shell, and a part of the GPS antenna penetrates through the wiring hole and extends out of the insulating shell. According to the antenna device provided by the utility model, the wiring hole is arranged on the insulating shell, and part of the GPS antenna extends to the outside of the insulating shell through the wiring hole, so that the problem of GPS performance caused by the fact that the GPS antenna is sealed in the insulating shell in the prior art can be effectively solved. By extending a portion of the GPS antenna outside the insulating housing, blocking or attenuation of signals by the insulating housing material can be avoided, thereby improving the reception strength and quality of GPS signals.

Description

Antenna device and pet tracker

Technical Field

The present utility model relates to the field of antenna technology, and more particularly, to an antenna device and a pet tracker.

Background

In existing locator designs, the GPS antenna is typically enclosed within the housing of the locator due to aesthetic and protective concerns. However, this type of closed installation has some inherent problems. The shell material can attenuate or block GPS signals, so that the strength of received satellite signals is reduced, and the positioning accuracy and stability of the positioner are further affected. Problems with this include that the locator has difficulty acquiring satellite signals of sufficient strength in environments where the signals are weak, resulting in inaccurate or even impossible positioning.

Therefore, in view of the above-mentioned technical problems, it is necessary to provide a new antenna device and a pet tracker.

Disclosure of Invention

The utility model aims to provide an antenna device and a pet tracker, which can reduce the blocking of a shell material to signals so as to improve the sensitivity and accuracy of GPS signal reception.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

in a first aspect, the present utility model provides an antenna device comprising: the GPS antenna and the wireless communication antenna are arranged in the insulating shell at least partially, and a gap for electric isolation is arranged between the GPS antenna and the wireless communication antenna; and a wiring hole is formed in the wall of the insulating shell, and a part of the GPS antenna penetrates through the wiring hole and extends out of the insulating shell.

In one or more embodiments, the GPS antenna includes an internal portion and an external portion that are electrically connected, the internal portion being disposed within the insulating housing, and the external portion being disposed outside of the insulating housing.

In one or more embodiments, the GPS antenna further includes a laser engraving portion for connecting the built-in portion and the external portion, and the laser engraving portion is electrically connected with the built-in portion through the routing hole from the external portion.

In one or more embodiments, the laser engraving portion is cone-shaped, and the trace hole is matched with the shape of the laser engraving portion.

In one or more embodiments, the extension is serpentine and conforms to the outer wall of the insulating housing.

In one or more embodiments, the extension includes a first extension extending in a first direction, and a second extension extending in an opposite direction of the first direction after being bent from an end of the first extension.

In one or more embodiments, the first extension has a length of 12.5mm and a width of 0.8mm, the second extension has a length of 25.5mm and a width of 0.8mm, and the first extension and the second extension are spaced apart by 0.8mm.

In one or more embodiments, the wireless communication antenna includes a CAT-M1 data transmission antenna and a WIFI/BLE antenna.

In one or more embodiments, the CAT-M1 data transmission antenna and the WIFI/BLE antenna are sheet-shaped, and an avoidance groove for avoiding an installation structure inside the insulating housing is formed in the CAT-M1 data transmission antenna and the WIFI/BLE antenna.

In a second aspect, the present utility model provides a pet tracker comprising an antenna device as described above.

Compared with the prior art, the antenna device provided by the utility model has the advantages that the wiring hole is formed in the insulating shell, and part of the GPS antenna extends to the outside of the insulating shell through the wiring hole, so that the problem of GPS performance caused by the fact that the GPS antenna is sealed in the insulating shell in the prior art can be effectively solved. By extending a part of the GPS antenna to the outside of the insulating shell, the blocking or attenuation of signals by the insulating shell material can be avoided, so that the receiving intensity and quality of GPS signals are improved; this helps to improve the positioning accuracy and stability of the antenna device, especially in environments where the signal is weak.

Drawings

Fig. 1 is a schematic structural view of an antenna device according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of an insulating housing in the antenna device shown in fig. 1;

fig. 3 is a schematic structural view of each antenna element in the antenna device shown in fig. 1;

fig. 4 is a resonance diagram of an antenna device in the prior art;

fig. 5 is a resonance diagram of an antenna device in an embodiment of the present utility model.

The main reference numerals illustrate:

1-insulating shell, 11-wiring hole, 12-diapire, 13-lateral wall, 14-protruding portion, 2-GPS antenna, 21-built-in portion, 22-extension, 221-first extension, 222-second extension, 23-radium carving portion, 3-wireless communication antenna, 31-CAT-M1 data transmission antenna, 32-WIFI/BLE antenna, 33-dodge groove, 4-clearance.

Detailed Description

The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or other components.

Referring to fig. 1 to 3, an antenna device according to an embodiment of the utility model may be applied to a locator such as a pet tracker. The antenna device comprises an insulating housing 1, a GPS antenna 2 and a wireless communication antenna 3.

Wherein, GPS antenna 2 and wireless communication antenna 3 are located in insulating casing 1 at least partially, are equipped with the clearance 4 that is used for the electric isolation between GPS antenna 2 and the wireless communication antenna 3. A wiring hole 11 is provided in the wall of the insulating housing 1, and a part of the gps antenna 2 extends outside the insulating housing 1 through the wiring hole 11.

The antenna device provided in this embodiment can effectively solve the problem of the GPS performance caused by the sealing of the GPS antenna 2 inside the insulating housing 1 in the prior art by providing the wiring hole 11 on the insulating housing 1 and extending a part of the GPS antenna 2 to the outside of the insulating housing 1 through the wiring hole 11. By extending a part of the GPS antenna 2 to the outside of the insulating housing 1, blocking or attenuation of signals by the material of the insulating housing 1 can be avoided, so as to improve the reception strength and quality of GPS signals (refer to fig. 4 and 5); this helps to improve the positioning accuracy and stability of the antenna device, especially in environments where the signal is weak. By providing the insulating housing 1 with the routing holes 11, a passage can be provided for the GPS antenna 2, which can flexibly pass through the insulating housing 1 and extend outside the insulating housing 1, and this design can be applied to positioners of different types and sizes without the need for an additional increase in the size of the antenna device.

In an exemplary embodiment, referring to fig. 2, the insulating housing 1 has a substantially rectangular box shape, and includes a bottom wall 12 and side walls 13 formed around the bottom wall 12, where the bottom wall 12 and the side walls 13 together enclose a receiving space. A plurality of mounting structures for mounting the cover body in a matched manner are arranged in the accommodating space, and the cover body and the insulating shell 1 can be matched to seal the accommodating space. A wiring hole 11 is formed in a side wall 13 of the insulating housing 1, and a protruding portion 14 for wiring the GPS antenna 2 is formed protruding outward from a position of the side wall 13 provided with the wiring hole 11 corresponding to the bottom wall 12.

In an exemplary embodiment, referring to fig. 3, the GPS antenna 2 includes a built-in portion 21 and an extension portion 22 electrically connected, the built-in portion 21 is disposed in the insulating housing 1, and the extension portion 22 is disposed outside the insulating housing 1. The built-in portion 21 is substantially sheet-shaped and is fitted to the inner surface of the bottom wall 12. The extension 22 is substantially in the shape of a serpentine strip, which is fitted on the outer wall of the protruding portion 14 of the insulating housing 1.

Specifically, the extension 22 includes a first extension 221 extending in the first direction, and a second extension 222 extending in the opposite direction of the first direction after being bent from an end of the first extension 221. The first extension 221 and the second extension 222 are generally U-shaped in configuration. Preferably, the first extension 221 has a length of 12.5mm and a width of 0.8mm, and the second extension 222 has a length of 25.5mm and a width of 0.8mm, and the interval between the first extension 221 and the second extension 222 is 0.8mm.

In other embodiments, the lengths, widths, and pitches of the first extension 221 and the second extension 222 may be set to other dimensions, which is not particularly limited by the present utility model.

Further, the GPS antenna 2 further includes a laser etching portion 23 for connecting the built-in portion 21 and the extension portion 22, and the laser etching portion 23 is electrically connected to the built-in portion 21 from the extension portion 22 through the routing hole 11. The laser engraving portion 23 can be formed by a laser engraving process. The laser carving portion 23 can conveniently penetrate through the wiring hole 11, and electric connection between the built-in portion 21 and the extension portion 22 is achieved. In order to facilitate the connection between the built-in portion 21 and the extension portion 22 by the laser etching portion 23, a sheet-shaped connection portion is formed at the connection between the built-in portion 21 and the extension portion 22 and the laser etching portion 23, and the connection portions are respectively attached to the inner surface and the outer surface of the side wall 13 of the insulating body and are located at two sides of the routing hole 11. Preferably, the laser engraving part 23 is cone-shaped, and the trace hole 11 is matched with the shape of the laser engraving part 23.

It should be noted that the GPS antenna 2 is a device for receiving and radiating Global Positioning System (GPS) signals. It is a vital component of the GPS system for receiving radio signals from GPS satellites and converting them into electrical signals for subsequent processing and position calculation. The main function of the GPS antenna 2 is to receive GPS signals and transmit them to a GPS receiver for further processing. The positioning and navigation functions are realized by sensing and receiving signals from a plurality of GPS satellites to determine the precise longitude and latitude coordinates of the position of the receiver.

In an exemplary embodiment, referring to fig. 3, the wireless communication antenna 3 includes a CAT-M1 data transmission antenna 31 and a WIFI/BLE antenna 32. The CAT-M1 data transmission Antenna 31 and the WIFI/BLE Antenna 32 are in a sheet shape (Patch Antenna), and the CAT-M1 data transmission Antenna 31 and the WIFI/BLE Antenna 32 are provided with an avoidance groove 33 for avoiding the mounting structure inside the insulating housing 1.

It should be noted that CAT-M1 is a low power consumption wide area network (LPWAN) technology, which is a part of the LTE (Long-Term Evolution) standard and is specifically designed for communication of internet of things (IoT) devices. CAT-M1 is a narrowband Internet of things (NB-IoT) technology, and the frequency range used by CAT-M1 communication is usually within the LTE (Long-Term Evolution) frequency band, such as the LTE frequency band 12 (699-798 MHz) and the LTE frequency band 13 (777-787 MHz).

The WIFI/BLE antenna 32 is an antenna for wireless local area network (WIFI) and Bluetooth Low Energy (BLE) communications. It is a specially designed and optimized antenna for receiving and transmitting WIFI and BLE wireless signals. WIFI (Wireless Fidelity) is a wireless communication technology for establishing a wireless local area network within a limited range. The WIFI antenna is used for receiving and radiating WIFI signals and realizing wireless network connection. BLE (Bluetooth Low Energy) is a low-power consumption Bluetooth communication technology, and is mainly used for low-power consumption applications such as Internet of things equipment and sensors. The BLE antenna is used for receiving and transmitting BLE signals, supporting short-range communication and data transmission between devices.

There is also provided in one embodiment of the present utility model a pet tracker including an antenna device as in any of the previous embodiments.

The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims

1. An antenna device, comprising: the GPS antenna and the wireless communication antenna are arranged in the insulating shell at least partially, and a gap for electric isolation is arranged between the GPS antenna and the wireless communication antenna;

and a wiring hole is formed in the wall of the insulating shell, and a part of the GPS antenna penetrates through the wiring hole and extends out of the insulating shell.

2. The antenna device of claim 1, wherein the GPS antenna includes an interior portion and an exterior portion that are electrically connected, the interior portion being disposed within the insulating housing, the exterior portion being disposed outside of the insulating housing.

3. The antenna device of claim 2, wherein the GPS antenna further comprises a laser etched portion for connecting the built-in portion and the external portion, the laser etched portion electrically connected to the built-in portion from the external portion through the trace hole.

4. The antenna device of claim 3, wherein the laser etched portion is cone-shaped, and the trace hole matches the shape of the laser etched portion.

5. The antenna device of claim 2, wherein the extension is serpentine and conforms to an outer wall of the dielectric housing.

6. The antenna device according to claim 5, wherein the extension includes a first extension extending in a first direction, and a second extension extending in an opposite direction of the first direction after being bent from an end of the first extension.

7. The antenna device of claim 6, wherein the first extension has a length of 12.5mm and a width of 0.8mm, the second extension has a length of 25.5mm and a width of 0.8mm, and a spacing between the first extension and the second extension is 0.8mm.

8. The antenna device of claim 1, wherein the wireless communication antenna comprises a CAT-M1 data transmission antenna and a WIFI/BLE antenna.

9. The antenna device of claim 8, wherein the CAT-M1 data transmission antenna and the WIFI/BLE antenna are sheet-shaped, and wherein an avoidance groove for avoiding a mounting structure inside the insulating housing is provided on the CAT-M1 data transmission antenna and the WIFI/BLE antenna.

10. A pet tracker comprising an antenna device as claimed in any of claims 1 to 9.