CN214153184U

CN214153184U - Integrated vehicle-mounted antenna device

Info

Publication number: CN214153184U
Application number: CN202120407917.9U
Authority: CN
Inventors: 邓玉佳
Original assignee: Ningbo Beilun Hengyong Mould Co ltd
Current assignee: Ningbo Beilun Hengyong Mould Co ltd
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-09-07
Anticipated expiration: 2031-02-24

Abstract

The utility model discloses an on-vehicle antenna device of integral type, antenna device include the body of rod, convolute in coil assembly and the cladding of the body of rod the colloid of the body of rod and coil assembly, the body of rod include the spliced pole and connect in the signal post of spliced pole. The coil group is wound on the signal column and connected with the connecting column, and one end of the connecting column penetrates out of the colloid to form a signal connecting end connected with a signal source. The coil group comprises two or more groups of frequency band coils, and each frequency band coil is used for receiving and transmitting an electric signal of a corresponding frequency band. The coil group is wound on the signal column and transmits signals through the connecting column, and the coil group is convenient to install and connect. The colloid is coated outside the rod body and the coil group to protect the rod body and the coil group and combine the rod body and the coil group into a whole, so that the structure shape is stable, and the integral strength is high.

Description

Integrated vehicle-mounted antenna device

Technical Field

The utility model belongs to the technical field of the antenna technique and specifically relates to an integral type vehicle antenna device is related to.

Background

The vehicle is provided with an antenna device for receiving frequency bands such as broadcast signals, GPS signals, communication signals, and the like. However, the conventional antenna device is complicated in the manufacturing process and the process of detecting the antenna signal is complicated, and thus improvement is required.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an integral type vehicle antenna device.

The utility model discloses the technical scheme who adopts: the utility model provides an on-vehicle antenna device of integral type, includes the body of rod, convolute in coil assembly and the cladding of the body of rod the colloid of body of rod and coil assembly, the body of rod include the spliced pole and connect in the signal post of spliced pole, coil assembly roll up in the signal post and with the spliced pole is connected, wear out the one end of spliced pole the colloid is in order to form the signal connection end of connecting the signal source, coil assembly includes two sets of frequency band coils more than and each the frequency band coil is used for the signal of telecommunication of receiving and dispatching corresponding frequency band.

In one embodiment, the signal posts are connected to the connecting posts in an inserting manner.

In one embodiment, the connecting column includes a column body, at least one anti-rotation rib formed by local protrusion of the outer peripheral wall of the column body, a connecting portion protruding from one end of the column body and a signal transmission portion protruding from the other end of the column body, the outer peripheral wall of the anti-rotation rib is provided with at least one anti-rotation groove, the signal column is connected to the connecting portion, and the signal transmission portion and the colloid form the signal connecting end.

In one embodiment, the anti-rotation ribs include two anti-rotation ribs, and the two anti-rotation ribs are distributed at intervals along the central line direction of the column body.

In one embodiment, the anti-rotation grooves are provided with two or more, and the two or more anti-rotation grooves are uniformly distributed around the center line of the column body.

In an embodiment, the connection post includes a mounting hole recessed from an end of the connection portion, the signal post is inserted into the mounting hole, and a part of the band coil is located in the mounting hole.

In one embodiment, the frequency band coil includes at least one first coil and at least one second coil spirally connected to the signal post, wherein a pitch of the first coil is greater than a pitch of the second coil.

In one embodiment, the first coils are provided in two, and the second coil is located between and respectively connected to the two first coils.

In an embodiment, the band coil further comprises a third coil having a pitch smaller than that of the second coil.

In one embodiment, the cross-sectional size of the colloid gradually decreases from the signal connection end to the free end, the connection post, the signal post and the frequency band coil are coated by the colloid, and the colloid is configured as soft colloid.

After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the coil group is wound on the signal column and transmits signals through the connecting column, and the coil group is convenient to install and connect. The colloid is coated outside the rod body and the coil group to protect the rod body and the coil group and combine the rod body and the coil group into a whole, so that the structure shape is stable, and the integral strength is high.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic structural diagram of the integrated vehicle-mounted antenna device of the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of the integrated vehicle-mounted antenna device of the present invention.

Fig. 3 is an enlarged schematic view of a structure at a in fig. 2.

Fig. 4 is a schematic structural view of the coil assembly wound around the rod body according to the present invention.

Fig. 5 is a schematic structural view of the connection column of the present invention.

In the figure: a colloid 10; a rod body 20; a connecting column 21; a column 211; anti-rotation ribs 212; an anti-rotation groove 2121; a connecting portion 213; mounting holes 2131; a signal transmission section 214; a signal post 22; a coil group 30; a first coil 31; a second coil 32; a third coil 33.

Detailed Description

The following description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention.

An embodiment, as shown in fig. 1 to 5, the utility model discloses an integral type vehicle antenna device includes the body of rod 20, convolute in the coil assembly 30 of the body of rod 20, and cladding the colloid 10 of the body of rod 20 and coil assembly 30, the body of rod 20 include spliced pole 21 and connect in the signal post 22 of spliced pole 21. The coil assembly 30 is wound on the signal column 22 and connected with the connecting column 21, and one end of the connecting column 21 penetrates out of the colloid 10 to form a signal connecting end connected with a signal source. The coil assembly 30 includes two or more sets of frequency band coils, and each of the frequency band coils is configured to receive and transmit an electrical signal of a corresponding frequency band.

The rod 20 is made of a rigid material and is used for supporting and stabilizing the shape and structure of the antenna device. The coil assembly 30 is wound around the signal post 22, so that the coil assembly 30 has a stable mounting structure and stable signal receiving capability. The rod body 20 is located in the glue body 10, a signal connection end is formed at one end of the rod body 20, and an installation space is formed between the glue body 10 and the rod body 20. The colloid 10 is processed by plastic or soft glue, and the colloid 10 covers the surfaces of the rod body 20 and the coil group 30. The coil assembly 30 is wound around the signal post 22 and transmits signals through the connection post 21, so that the coil assembly 30 is convenient to mount and connect. The colloid 10 is coated outside the rod 20 and the coil assembly 30 to protect the rod 20 and the coil assembly 30 and combine the rod 20 and the coil assembly 30 into a whole, so that the structure shape is stable and the overall strength is high.

The antenna device receives antenna signals of different frequency bands and is distributed at intervals along the central line direction of the rod body 20. Optionally, the band coils include at least one first coil 31 and at least one second coil 32 spirally connected to the signal post 22. Wherein the pitch of the first coil 31 is larger than the pitch of the second coil 32.

As shown in fig. 2 and 4, the first coil 31 and the second coil 32 are formed by winding a wire spirally along the outer circumferential wall of the rod body 20 in sequence to form a coil group 30 having different pitches, thereby forming a continuous coil group 30 having a spiral shape, which is convenient for connection. The frequency of the frequency band received by the first coil 31 is smaller than the frequency of the frequency band received by the second coil 32, so that the first coil 31 and the second coil 32 respectively receive different antenna signals. For example, the first coil 31 receives a broadcast signal, and the second coil 32 receives a communication signal.

In one embodiment, two first coils 31 are disposed, and the second coil 32 is located between the two first coils 31 and respectively connects the two first coils 31. The first coils 31 are distributed at intervals along the central line direction of the signal column 22 to enlarge the signal receiving range and improve the signal strength. Meanwhile, the first coils 31 are spaced apart to improve the reasonableness of the layout of the coil assembly 30. Alternatively, one of the first coils 31 is close to the connecting post 21, the other first coil 31 is located at the other end of the signal post 22, and the second coil 32 is located between the two first coils 31.

Further, the band coil further includes a third coil 33, and a pitch of the third coil 33 is smaller than a pitch of the second coil 32. The third coil 33 connects the first coil 31 and the second coil 32 to form a continuous spiral structure, so that signal transmission is convenient. Optionally, the pitch of the third coil 33 is the smallest, and the frequency band of the received signal is different between the first coil 31 and the second coil 32, so that the signal receiving range is expanded. Optionally, the third coil 33 is located between the first coil 31 and the second coil 32 and the third coil 33 is larger in size from the connection post 21 than the second coil 32.

As shown in fig. 3, 4 and 5, the shaft 20 is composed of a plurality of components, so as to improve the processing flexibility of the shaft 20 and the convenience of connection with the coil assembly 30. In an embodiment, the rod 20 includes a connection post 21 and a signal post 22 connected to the connection post 21 in an inserting manner, the frequency band coil is wound around the signal post 22, and the connection post 21 and the signal post 22 are connected in an inserting manner to form a rod-shaped structure. All parts of the rod body 20 are combined and connected, so that the requirement on material processing is reduced, and the cost is reduced.

The signal posts 22 may be configured as cylindrical post structures having the same cross-sectional dimensions. The signal posts 22 may have a cylindrical structure such as a circle in cross section, or a prismatic structure such as a square or a hexagon. Optionally, the cross-sectional dimension of the signal post 22 gradually decreases from the connecting post 21 to the free end. The outer peripheral wall of the signal post 22 is configured in a tapered structure to enhance the strength of signal reception.

Optionally, the connection column 21 includes a column 211, at least one anti-rotation rib 212 formed by partially protruding from an outer peripheral wall of the column 211, a connection portion 213 protruding from one end of the column 211, and a signal transmission portion 214 protruding from the other end of the column 211. The peripheral wall of the anti-rotation rib 212 is provided with at least one anti-rotation groove 2121, the signal column 22 is connected to the connecting portion 213, and the signal transmission portion 214 and the colloid 10 constitute the signal connection end.

The anti-rotation ribs 212 are disposed on the outer circumferential wall of the column 211 to limit the axial rotation and movement of the connecting column 21, so as to improve the relative position fixation of the connecting column 21 and the colloid 10. The anti-rotation groove 2121 is configured as a curved groove, a rectangular groove, or the like. Alternatively, the anti-rotation grooves 2121 extend in a direction parallel to the center line of the column 211. The signal transmission part 214 is located at one end of the connecting column 21 and can be adapted to connect with an external signal interface. Alternatively, the anti-rotation ribs 212 include two spaced ribs, and the two anti-rotation ribs 212 are spaced along the center line of the column 211. A groove structure is formed between two adjacent anti-rotation ribs 212 to limit the moving range of the colloid 10, and the structure is stable in size. Alternatively, the anti-rotation ribs 212 are configured in a circular configuration and are configured with four anti-rotation grooves 2121.

Optionally, the anti-rotation grooves 2121 are provided with two or more, and the two or more anti-rotation grooves 2121 are uniformly distributed around the center line of the column body 211. The anti-rotation grooves 2121 are uniformly distributed on the anti-rotation ribs 212, so that the bonding strength between the colloid 10 and the connecting column 21 is balanced, and the connecting strength is high. When the colloid 10 is compounded on the surface of the connecting column 21, the colloid 10 can be embedded into the anti-rotation groove 2121, and the bonding strength is high.

In an embodiment, the connection post 21 includes a mounting hole 2131 recessed from an end of the connection portion 213, the signal post 22 is inserted into the mounting hole 2131, and a portion of the band coil is located in the mounting hole 2131. The connecting portion 213 is connected to the signal post 22 in an inserting manner, so as to improve the precision and convenience of the two. The frequency band coil is located in the mounting hole 2131 to improve the combination area of the frequency band coil and the connecting column 21, and the signal transmission effect is good. The end of the connecting part 213 is provided with a counterbore or through hole shaped mounting hole 2131. One end of the signal post 22 is inserted into the connection portion 213, and the other end extends freely outwards. The signal post 22 is connected with the connecting part 213 in a plugging and matching way, and the assembly precision of the signal post and the connecting part is high and the connection is convenient.

As shown in fig. 1 and 2, the colloid 10 covers the coil assembly 30 and the rod 20 to protect the antenna device and improve the appearance of the antenna device. The cross-sectional size of the colloid 10 gradually decreases from the signal connection end to the free end, the connection column 21, the signal column 22 and the frequency band coil are coated by the colloid 10, and the colloid 10 is configured as soft colloid.

The colloid 10 is wrapped outside the connection post 21, the signal post 22 and the frequency band coil, so that the rod body 20 cannot rotate and move, and the antenna device is conveniently connected with an external signal connector. Wherein, a screw connection structure is provided between the colloid 10 and the signal transmission part 214 for screw connection to an external signal connector. The colloid 10 is wrapped outside the signal column 22 and the frequency band coil, so that the antenna device has appearance difference of fluctuation change in the direction of the central line, the appearance attractiveness is improved, the stability of signal receiving is improved, and the interference is less. Alternatively, the gel 10 is formed of plastic. Optionally, the colloid 10 is processed by soft gel.

The antenna device is only a preferred embodiment of the present application and should not be limited to the present application, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application. Other structures and principles are the same as those of the prior art, and are not described in detail herein.

Claims

1. The utility model provides an on-vehicle antenna device of integral type, its characterized in that, including the body of rod, convolute in coil assembly and the cladding of the body of rod the colloid of body of rod and coil assembly, the body of rod include the spliced pole and connect in the signal post of spliced pole, coil assembly roll up in the signal post and with the spliced pole is connected, wear out the one end of spliced pole the colloid is in order to form the signal connection end of connecting the signal source, coil assembly includes two sets of frequency band coils more than and each the frequency band coil is used for the signal of telecommunication of receiving and dispatching corresponding frequency band.

2. The integrated vehicle antenna apparatus according to claim 1, wherein the signal post is plug-connected to the connection post.

3. The integrated vehicle-mounted antenna device according to claim 2, wherein the connecting column comprises a column body, at least one anti-rotation rib formed by partially protruding from the outer peripheral wall of the column body, a connecting portion protruding from one end of the column body, and a signal transmission portion protruding from the other end of the column body, the outer peripheral wall of the anti-rotation rib is provided with at least one anti-rotation groove, the signal column is connected to the connecting portion, and the signal transmission portion and the colloid form the signal connecting end.

4. The integrated vehicle-mounted antenna device according to claim 3, wherein the rotation preventing ribs comprise two rotation preventing ribs, and the two rotation preventing ribs are distributed at intervals along the direction of the center line of the column body.

5. The integrated vehicle antenna device according to claim 3, wherein the rotation-preventing grooves are provided in two or more numbers, and the two or more rotation-preventing grooves are uniformly distributed around a center line of the cylinder.

6. The integrated vehicle-mounted antenna device according to claim 3, wherein the connecting column comprises a mounting hole recessed from an end of the connecting portion, the signal column is inserted into the mounting hole, and part of the frequency band coil is located in the mounting hole.

7. The integrated vehicle-mounted antenna device according to claim 1, wherein the band coil includes at least one first coil and at least one second coil that are spirally connected to the signal post, wherein a pitch of the first coil is larger than a pitch of the second coil.

8. The integrated vehicle-mounted antenna device according to claim 7, wherein the first coils are provided in two, and the second coils are located between and respectively connect the two first coils.

9. The integrated vehicle-mounted antenna device according to claim 7, wherein the band coil further comprises a third coil having a pitch smaller than that of the second coil.

10. The integrated vehicle-mounted antenna device according to claim 1, wherein the cross-sectional size of the colloid gradually decreases from the signal connection end to the free end, the connection post, the signal post and the frequency band coil are coated by the colloid, and the colloid is configured as soft colloid.