Antenna device

Abstract

Provided is an antenna device. The antenna device comprises an antenna structure body, a base, an elastic support, a limiting seat and a locking accessory. The base is connected with the antenna structure body and comprises a plurality of guide grooves; the elastic support comprises a plurality of elastic supporting feet, each elastic supporting foot comprises a free end, and the free end is guided by the corresponding guide groove; the elastic supporting feet abut against the limiting bases respectively. The limiting base is connected to the base in a locking mode through the locking piece, and at least part of the elastic support is arranged between the limiting base and the base. The antenna device provided by the invention is small in size, and the number of parts is small, so that the cost can be saved, and the competitiveness of a product is improved; in addition, the lock accessory can be partially locked and connected to the base in advance, so that after the antenna device is arranged on the vehicle shell, the lock accessory can be directly locked and fixed, and a user can operate the antenna device conveniently.

Description

Technical Field

[0001] An embodiment of the present invention relates to an antenna device, and in particular to an antenna device with an installation and fixing function. Background Art

[0002] As technologies such as autonomous driving become more and more mature, vehicles must be equipped with antenna devices to meet the needs of wireless transmission. In the prior art, the antenna device is installed on the vehicle shell and fixed and locked by nuts. However, since the nut locking method must increase the volume and number of parts of the antenna device, there is room for further improvement in terms of appearance and cost. In addition, the prior art locking method must be used after the antenna device is placed on the vehicle shell, and then the antenna device is locked and connected with a nut, which also causes inconvenience to the user in operation.

[0003] Therefore, it is necessary to provide an antenna device to solve the above problems. Summary of the invention

[0004] An embodiment of the present invention is an antenna device provided to solve the problems of the known technology, comprising an antenna structure, a base, an elastic bracket, a limit seat and a locking accessory. The base is connected to the antenna structure, wherein the base comprises a plurality of guide grooves. The elastic bracket comprises a plurality of elastic legs, wherein each elastic leg comprises a free end, and the free end is guided by a corresponding guide groove. The elastic legs respectively abut the limit seat. The locking accessory locks the limit seat to the base, and the elastic bracket is at least partially disposed between the limit seat and the base.

[0005] In one embodiment, the elastic bracket includes a bracket body, each elastic support leg includes a first section, a second section, an abutment section and a guide section, the first section is connected to the bracket body, the second section is connected to the first section, the abutment section is connected to the second section, the guide section is connected to the abutment section, and the free end is located in the guide section.

[0006] In one embodiment, the bracket body is sandwiched between the limiting seat and the base.

[0007] In one embodiment, the first section extends from the bracket body in a direction away from the base, and the second section extends from the first section in a direction approaching the base.

[0008] In one embodiment, the limiting seat includes a plurality of limiting portions, the limiting portions respectively correspond to the first sections, and each first section abuts against the corresponding limiting portion.

[0009] In one embodiment, the first section abuts against the corresponding limiting portion in a line contact or surface contact manner.

[0010] In one embodiment, each limiting portion includes an inclined surface, and the locking component is connected to the base along a direction. There is an angle between the limiting portion and the direction, and the angle is greater than 0 degrees and less than 90 degrees.

[0011] In one embodiment, the antenna device is suitable for being installed on a vehicle shell. The vehicle shell has a vehicle shell opening and a contact area surrounding the vehicle shell opening. When the antenna device is installed on the vehicle shell, the contact sections are suitable for contacting the contact area.

[0012] In one embodiment, the abutment section is at least partially parallel to the abutment area.

[0013] In one embodiment, the guide section is located between the inner edge of the vehicle shell opening and the base.

[0014] In another embodiment, the present invention provides an antenna device, including an antenna structure, a base, an elastic bracket, a limit seat and a locking accessory. The base is connected to the antenna structure. The elastic bracket includes a bracket body and a plurality of elastic legs, one end of each elastic leg is connected to the bracket body. The elastic legs are respectively against the limit seat. The locking accessory passes through the limit seat and the bracket body, and is attached to the base, and the bracket body is clamped between the limit seat and the base.

[0015] In one embodiment, the antenna device further comprises a wire, wherein the base comprises a base opening, and the wire passes through the base opening.

[0016] In one embodiment, the antenna device further includes a waterproof ring, wherein the waterproof ring surrounds the base and abuts against an outer surface of the vehicle shell.

[0017] In the embodiment of the present invention, an antenna device is fixed by a locking attachment. In one embodiment, the locking attachment may be a bolt. Compared with the prior art, the antenna device of the embodiment of the present invention is smaller in size and has fewer parts, thus saving costs and increasing the competitiveness of the product. In addition, the locking attachment may be partially locked and connected to the base in advance, so that after the antenna device is placed on the vehicle shell, the locking attachment may be directly locked to complete the fixation, which is convenient for the user to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A diagram showing an antenna device according to an embodiment of the present invention.

[0019] Figure 2 An exploded view of an antenna device according to an embodiment of the present invention is shown.

[0020] Figure 3A A diagram showing the main structural combination of an antenna device according to an embodiment of the present invention.

[0021] Figure 3BAn exploded view showing the main structure of an antenna device according to an embodiment of the present invention.

[0022] Figure 4 A cross-sectional view showing the main structure of an antenna device according to an embodiment of the present invention.

[0023] Figure 5 Schematic diagram showing the conductive lines according to an embodiment of the present invention.

[0024] Fig. 6A , Figure 6B , Figure 6C as well as Fig.6D The steps of installing the antenna device according to the embodiment of the present invention are shown.

[0025] Figure 7 A cross-sectional view showing an antenna device according to another embodiment of the present invention.

[0026] Main component symbols:

[0027] 1 Antenna structure

[0028] 11 Waterproof collar

[0029] 2 Base

[0030] 21 Guide groove

[0031] 22 Base opening

[0032] 23 Base through hole

[0033] 3 Elastic bracket

[0034] 31, 31' elastic feet

[0035] 311 The first section

[0036] 312 The second section

[0037] 313, 313' abutment section

[0038] 314 Guide section

[0039] 319 Free end

[0040] 32 Bracket body

[0041] 33 Bracket opening

[0042] 4 Limit seat

[0043] 41 Limiting part

[0044] 43 Limit seat through hole

[0045] 5 Lock accessories

[0046] 6 Car shell

[0047] 61 Car shell opening

[0048] 62 Abutment Area

[0049] 63 External surface

[0050] 7 Wire

[0051] Z direction

[0052] θ Angle DETAILED DESCRIPTION

[0053] Figure 1 A diagram showing an antenna device according to an embodiment of the present invention. Figure 2 An exploded view of an antenna device according to an embodiment of the present invention is shown. Figure 1 , Figure 2 The antenna device of the embodiment of the present invention comprises an antenna structure 1, a base 2, an elastic bracket 3, a limit seat 4 and a lock accessory 5. The base 2 is connected to the antenna structure 1. In one embodiment, the antenna device further comprises a waterproof ring 11. The antenna device is suitable for being installed on a vehicle shell 6, and the vehicle shell 6 has a vehicle shell opening 61 and a contact area 62.

[0054] Figure 3A A diagram showing the main structural combination of an antenna device according to an embodiment of the present invention. Figure 3B The main structure of the antenna device of the embodiment of the present invention is shown in the exploded view. Figure 3A , Figure 3B The base 2 includes a plurality of guide grooves 21. The elastic support 3 includes a plurality of elastic legs 31, wherein each elastic leg 31 includes a free end 319, and the free end 319 is guided by the corresponding guide groove 21. The elastic legs 31 abut against the limit seat 4 respectively. The locking member 5 locks the limit seat 4 to the base 2, and the elastic support 3 is at least partially disposed between the limit seat 4 and the base 2.

[0055] Matching reference Figure 3A , Figure 3B In one embodiment, the base 2 includes a base through hole 23, the elastic bracket 3 includes a bracket opening 33, and the limit seat 4 includes a limit seat through hole 43. The base through hole 23 and the limit seat through hole 43 are formed with threads to screw the aforementioned locking accessory 5.

[0056] Figure 4 A cross-sectional view showing the main structure of an antenna device according to an embodiment of the present invention. Figure 3A , Figure 3B as well as Figure 4In one embodiment, the elastic bracket 3 includes a bracket body 32, each elastic support leg 31 includes a first section 311, a second section 312, an abutting section 313 and a guiding section 314, the first section 311 is connected to the bracket body 32, the second section 312 is connected to the first section 311, the abutting section 313 is connected to the second section 312, the guiding section 314 is connected to the abutting section 313, and the free end 319 is located at the guiding section 314.

[0057] In one embodiment, the elastic bracket 3 is a metal bracket. The above disclosure does not limit the present invention. For example, the elastic bracket 3 can also be plastic or other materials.

[0058] Matching reference Figure 3A , Figure 3B as well as Figure 4 In one embodiment, the bracket body 32 is clamped between the limiting seat 4 and the base 2 .

[0059] Matching reference Figure 3A , Figure 3B as well as Figure 4 In one embodiment, the first section 311 and the second section 312 form a V-shaped structure, the first section 311 extends from the bracket body 32 in a direction away from the base 2, and the second section 312 extends from the first section 311 in a direction close to the base 2.

[0060] Matching reference Figure 3A , Figure 3B as well as Figure 4 In one embodiment, the limiting seat 4 includes a plurality of limiting portions 41 , and the limiting portions 41 correspond to the first sections 311 respectively, and each first section 311 abuts against the corresponding limiting portion 41 .

[0061] Matching reference Figure 3A , Figure 3B as well as Figure 4 In one embodiment, the first section 311 abuts against the corresponding limiting portion 41 in a line contact or surface contact manner.

[0062] Matching reference Figure 3A , Figure 3B as well as Figure 4 In one embodiment, each limiting portion 41 is an inclined surface, and the locking component 5 is locked (screwed) to the base 2 along a direction Z. There is an angle θ between the limiting portion 41 and the direction Z, and the angle θ is greater than 0 degrees and less than 90 degrees.

[0063] Matching reference Figure 2 as well as Figure 4In one embodiment, the antenna device is suitable for being installed on a vehicle shell 6, which has a vehicle shell opening 61 and a contact area 62, which surrounds the vehicle shell opening 61. When the antenna device is installed on the vehicle shell 6, the contact sections 313 are suitable for contacting the contact area 62 to prevent the antenna device from detaching from the vehicle shell 6.

[0064] Matching reference Figure 2 as well as Figure 4 In one embodiment, the abutting section 313 is at least partially parallel to the abutting area 62 .

[0065] Matching reference Figure 3B , Figure 4 In one embodiment, the guide section 314 is located between the inner edge of the vehicle shell opening 61 and the base 2 (located in the corresponding guide groove 21). Specifically, when the antenna device is installed on the vehicle shell 6, the guide section 314 is located between the inner edge of the vehicle shell opening 61 and the base 2. In one embodiment, the guide grooves 21 can limit the guide sections 314 to increase the support strength of the elastic legs 31.

[0066] Matching reference Figure 2 , Figure 3A as well as Figure 4 In one embodiment, the antenna device further includes a waterproof ring 11 , wherein the waterproof ring 11 surrounds the base 2 , and the waterproof ring 11 also abuts against an outer surface 63 of the vehicle shell 6 .

[0067] Figure 5 The wire of the embodiment of the present invention is shown. Figure 3A , Figure 5 In one embodiment, the antenna device further includes a wire 7 , wherein the base 2 includes a base opening 22 , and the wire 7 passes through the base opening 22 .

[0068] Fig. 6A , Figure 6B , Figure 6C as well as Fig.6D The installation steps of the antenna device according to the embodiment of the present invention are shown. Figure 3B , Fig. 6A , Figure 6B , Figure 6C as well as Fig.6D First, the locking accessory 5 passes through the limiting seat through hole 43 of the limiting seat 4 and the bracket opening 33 of the elastic bracket 3 in advance, and the locking accessory 5 is also preliminarily connected (screwed) to the base 2 ( Fig. 6A Then, the antenna device is connected downwardly to the vehicle shell 6, and the elastic legs 31 of the elastic bracket 3 are forced to retract inwardly and pass through the vehicle shell opening 61 ( Figure 6B , Figure 6C). Finally, the locking attachment 5 is locked and fully connected to the base 2, and the elastic bracket 3 moves upward with the limiting seat 4, so that the abutting sections 313 abut the vehicle shell 6. During this process, the elastic legs 31 do not move outward.

[0069] Reference Fig.6D When the locking member 5 is locked and fully connected to the base 2, the limiting portions 41 provide support for the elastic legs 31. In other words, when the antenna structure 1 is subjected to an upward pulling force, the first sections 311 are supported by the limiting portions 41 to prevent the elastic legs 31 from deforming and causing the antenna structure 1 to be pulled up.

[0070] Figure 7 A cross-sectional view showing an antenna device according to another embodiment of the present invention. Figure 7 In this embodiment, the abutting section 313 ′ of each elastic support leg 31 ′ is bent, and the abutting section 313 ′ abuts against the vehicle shell 6 to prevent the antenna device from being separated from the vehicle shell.

[0071] In the embodiment of the present invention, an antenna device is fixed by a locking attachment. In one embodiment, the locking attachment may be a bolt. Compared with the prior art, the antenna device of the embodiment of the present invention is smaller in size and has fewer parts, thus saving costs and increasing the competitiveness of the product. In addition, the locking attachment may be partially locked and connected to the base in advance, so that after the antenna device is placed on the vehicle shell, the locking attachment may be directly locked to complete the fixation, which is convenient for the user to operate.

[0072] Although the present invention has been disclosed as above in terms of specific preferred embodiments, they are not intended to limit the present invention. Any technician in this field may make slight changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be determined by the scope of the attached claims.

Claims

1. An antenna device, comprising: An antenna structure; a base, the base being connected to the antenna structure, wherein the base comprises a plurality of guide grooves; An elastic bracket, the elastic bracket includes a plurality of elastic legs, wherein each elastic leg includes a free end, and the free end is guided by the corresponding guide groove; a limit seat, wherein the elastic legs respectively abut against the limit seat; and A locking accessory, wherein the locking accessory locks the limiting seat to the base, and the elastic bracket is at least partially arranged between the limiting seat and the base.

2. The antenna device according to claim 1, wherein: The elastic bracket includes a bracket body, and each elastic support leg includes a first section, a second section, an abutting section and a guiding section. The first section is connected to the bracket body, the second section is connected to the first section, the abutting section is connected to the second section, the guiding section is connected to the abutting section, and the free end is located at the guiding section.

3. The antenna device according to claim 2, wherein: The bracket body is clamped between the limiting seat and the base.

4. The antenna device according to claim 2, wherein: The first section extends from the bracket body toward a direction away from the base, and the second section extends from the first section toward a direction approaching the base.

5. The antenna device according to claim 2, wherein: The limiting seat includes a plurality of limiting parts, each of which corresponds to the first sections, and each first section abuts against the corresponding limiting part.

6. The antenna device according to claim 5, wherein: The first section abuts against the corresponding limiting portion in a line contact or surface contact manner.

7. The antenna device according to claim 6, wherein: Each limiting portion includes an inclined surface. The locking member is locked and connected to the base along a direction. There is an angle between the limiting portion and the direction, and the angle is greater than 0 degrees and less than 90 degrees.

8. The antenna device according to claim 6, wherein: The antenna device is suitable for being installed on a vehicle shell. The vehicle shell has a vehicle shell opening and a contact area. The contact area surrounds the vehicle shell opening. When the antenna device is installed on the vehicle shell, the contact sections are suitable for contacting the contact area.

9. The antenna device according to claim 8, wherein: The abutting section is at least partially parallel to the abutting area.

10. The antenna device according to claim 8, wherein: The guide section is located between the inner edge of the vehicle shell opening and the base.

11. An antenna device, comprising: An antenna structure; a base connected to the antenna structure; An elastic bracket, comprising a bracket body and a plurality of elastic legs, one end of each elastic leg being connected to the bracket body; a limit seat, wherein the elastic legs respectively abut against the limit seat; and A locking accessory, wherein the locking accessory passes through the limiting seat and the bracket body and is locked and connected to the base, and the bracket body is clamped between the limiting seat and the base.

12. The antenna device according to claim 11, wherein: Each elastic support leg includes a first section, a second section and an abutting section, the first section is connected to the bracket body, the second section is connected to the first section, and the abutting section is connected to the second section.

13. The antenna device according to claim 12, wherein: The first section extends from the bracket body toward a direction away from the base, and the second section extends from the first section toward a direction approaching the base.

14. The antenna device according to claim 12, wherein: The limiting seat includes a plurality of limiting parts, each of which corresponds to the first sections, and each first section abuts against the corresponding limiting part.

15. The antenna device according to claim 14, wherein: The first section abuts against the corresponding limiting portion in a line contact or surface contact manner.

16. The antenna device according to claim 15, wherein: Each limiting portion includes an inclined surface. The locking member is locked and connected to the base along a direction. There is an angle between the limiting portion and the direction, and the angle is greater than 0 degrees and less than 90 degrees.

17. The antenna device according to claim 12, wherein: The base includes a plurality of guide grooves, and each elastic support leg also includes a guide section connected to the abutment section, and each guide section is guided by the corresponding guide groove.

18. The antenna device as claimed in claim 11, further comprising a wire, wherein: The base includes a base opening, and the wire passes through the base opening.

19. The antenna device according to claim 12, wherein: The antenna device is suitable for being installed on a vehicle shell. The vehicle shell has a vehicle shell opening and a contact area. The contact area surrounds the vehicle shell opening. When the antenna device is installed on the vehicle shell, the contact sections are suitable for contacting the contact area. 20 . The antenna device as claimed in claim 19 , further comprising a waterproof ring, wherein the waterproof ring surrounds the base and abuts against an outer surface of the vehicle shell.

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