CN217134659U

CN217134659U - Vehicle machine comprising onboard antenna structure

Info

Publication number: CN217134659U
Application number: CN202220988213.XU
Authority: CN
Inventors: 仇轶佼
Original assignee: Ningbo Joynext Technology Corp
Current assignee: Ningbo Joynext Technology Corp
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-08-05
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a include onboard antenna structure's car machine relates to car networking technical field, include: the shell comprises a main body and an upper cover detachably mounted on the top of the main body; a circuit board mounted between the upper cover and the main body; an antenna integrally formed with the circuit board; the antenna cover is sleeved on the antenna; the antenna comprises a main body, an upper cover, an antenna cover and a power supply, wherein a first notch is formed in the main body, a second notch is formed in the position, corresponding to the first notch, of the upper cover, the antenna penetrates through and protrudes from a channel formed by the first notch and the second notch, and the antenna cover is in interference connection with the antenna cover. The utility model discloses direct board carries the antenna, does not have unnecessary fixed knot to construct for simple to operate, the opening can not influence EMC test result for a short time moreover, and the antenna exposes simultaneously makes the signal better, and antenna integral erection structure quality is light, simple structure, be convenient for maintain or change, and is with low costs moreover, easily obtains.

Description

Vehicle machine comprising onboard antenna structure

Technical Field

The utility model relates to a technical field of the car networking, concretely relates to include car machine that board carried antenna structure.

Background

At present, in the arrangement of the BT/WIFI antenna in a vehicle, an external independent antenna is usually adopted on a vehicle shell or an onboard antenna is arranged to form a large notch at a metal shielding part, so that an antenna signal is not interfered.

In the prior art, as shown in fig. 1, which is a schematic diagram of an externally-hung antenna, an externally-hung independent antenna on a vehicle-mounted device housing has the following disadvantages: since the plastic housing is required to encase the antenna without damage and is fixed by screws, the structural weight is increased. And the external antenna still needs the pencil to be connected to the PCB board, and the pencil can shake along with the vehicle-mounted, has the risk of colliding with, has reduced the reliability. The cost is increased no matter the shell or the wiring harness is added to the external antenna.

As shown in fig. 2, a metal shielding portion is widely notched at an on-board antenna position to prevent interference of an antenna signal, but there are the following problems: the larger opening, EMC (Electro Magnetic Compatibility) interference and radiation resistance are problematic unless additional shielding structures are added, but the cost and the structure weight are increased; additional plastic antenna covers are required to seal the gaps, which increases cost and structural weight; the installation of the antenna cover and the shell easily causes the problem of vibration abnormal sound.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one problem mentioned in the above-mentioned background art, the utility model provides a car machine that includes board-mounted antenna structure directly board-mounted antenna does not have unnecessary fixed knot and constructs for simple to operate, the opening can not influence EMC test result for a short time moreover, and the antenna exposes simultaneously and makes the signal better, and antenna overall installation structure quality is light, simple structure, be convenient for maintain or change, and is with low costs moreover, easily obtains.

The embodiment of the utility model provides a concrete technical scheme as follows:

in a first aspect, a vehicle mounted with an onboard antenna structure is provided, including: the shell comprises a main body and an upper cover detachably mounted on the top of the main body; a circuit board mounted between the upper cover and the main body; an antenna integrally formed with the circuit board; the antenna cover is sleeved on the antenna; the antenna comprises a main body, an upper cover, an antenna cover and a power supply, wherein a first notch is formed in the main body, a second notch is formed in the position, corresponding to the first notch, of the upper cover, the antenna penetrates through and protrudes from a channel formed by the first notch and the second notch, and the antenna cover is in interference connection with the antenna cover.

Furthermore, a plurality of bosses are fixedly connected to the inner side wall of the antenna cover, and the antenna cover is sleeved on the antenna in an interference mode so that the bosses are elastically extruded between the antenna cover and the antenna.

Furthermore, the opening outer edge of the antenna cover is fixedly connected with a limiting edge, and when the antenna cover penetrates through a channel formed by the first notch and the second notch, the limiting edge abuts against the side wall of the first notch and the side wall of the second notch.

Furthermore, one side of the limiting edge is abutted against the outer side wall of the circuit board, and the other side of the limiting edge is abutted against the inner side wall of the first notch and the inner side wall of the second notch.

Furthermore, the device also comprises a rear cover detachably connected to the main body.

Furthermore, the outer side wall of the upper cover is connected with a sealing plate, and the second notch is arranged on the sealing plate and at a position corresponding to the antenna, so that the opening of the second notch and the opening of the first notch are arranged on the same plane.

Further, the outer diameter of the upper cover is larger than the outer diameter of the main body, so that the upper cover is arranged on the main body.

Furthermore, the peripheral wall of the upper cover is provided with a holding groove, the bottom of the holding groove is provided with a positioning hole, and a connecting piece penetrates through the positioning hole and the circuit board to be connected to the main body, so that the upper cover and the circuit board are installed on the main body.

Furthermore, the cross section of the antenna cover is in a shape like a Chinese character 'tu' or a 'cross' shape.

Furthermore, the antenna cover is made of plastic materials or rubber materials.

The embodiment of the utility model provides a following beneficial effect has:

1. by directly carrying the antenna on the circuit board, when the circuit board is installed, the main body and the upper cover are respectively provided with a first notch and a second notch, the first notch and the second notch are correspondingly arranged, so that the antenna penetrates through and protrudes out of a channel formed by the first notch and the first notch, then the antenna cover is sleeved, and the antenna cover is installed on the antenna in an interference fit manner and plays a role in protecting the antenna extending out of the shell; meanwhile, the opening end of the antenna cover is also provided with a limiting edge, when the antenna cover is arranged in the first notch in a penetrating mode, the limiting edge is abutted against the side walls of the first notch and the second notch, and therefore the stability of the antenna cover embedded in the shell is guaranteed, and the antenna cover is prevented from being separated from the notch;

2. the outer diameter of the upper cover is larger than that of the main body, so that the upper cover covers the main body and wraps the main body and the circuit board on the main body to realize sealing with the circuit board and the shell;

3. still fixedly connected with boss in the antenna cover, the setting up of boss improves the frictional force between antenna cover and the antenna to make the more stable lid of antenna cover establish on the antenna.

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 diagram for embodying an external hanging antenna in the background art;

FIG. 2 is a schematic diagram for embodying a background art on-board antenna with a large notch;

FIG. 3 is a schematic overall structural diagram of an on-board antenna structure for embodying the present application;

FIG. 4 is an exploded structural schematic diagram of an on-board antenna structure embodying the present application;

FIG. 5 is a schematic view of a mounting structure for a circuit board embodying the present application;

FIG. 6 is a cross-sectional structural schematic diagram of an on-board antenna structure for embodying the present application;

FIG. 7 is a schematic view of a boss configuration useful in embodying the present application;

in the figure, 1, main body; 2. a circuit board; 3. an antenna; 4. an antenna cover; 5. a first notch; 6. a boss; 7. limiting the edge; 8. a rear cover; 9. an upper cover; 10. a base plate; 11. a sealing plate; 12. a second notch; 13. accommodating grooves; 14. positioning holes; 15. a heat dissipation fan.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following description will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

At present, in the arrangement of the BT/WIFI antenna in a car, a plug-in independent antenna is generally adopted on a car shell or a first notch is formed in a metal shielding part at the position of an onboard antenna, so that an antenna signal is not interfered. However, the schematic diagram of the externally-hung antenna, in which the externally-hung independent antenna is mounted on the car body shell, has the following disadvantages: since the plastic housing is required to encase the antenna without damage and is fixed by screws, the structural weight is increased. And the external antenna still needs the pencil to be connected to the PCB board, and the pencil can shake along with the vehicle-mounted, has the risk of colliding with, has reduced the reliability. The cost is increased no matter the shell or the wiring harness is added to the external antenna. The metal shelters from the position at board year antenna position and opens big breach, makes antenna signal not receive dry interference, has following problem: the larger opening, EMC interference and radiation resistance can be problematic unless additional shielding structures are added, but cost and structure weight are increased; additional plastic antenna covers are required to seal the gaps, which increases cost and structural weight; the installation of the antenna cover and the shell easily causes the problem of vibration abnormal sound. Based on above problem, the inventor of this application has provided a car machine that includes board and has carried antenna structure, and direct board carries the antenna, does not have unnecessary fixed knot to construct for simple to operate, the opening can not influence EMC test result for a short time moreover, and the antenna exposes simultaneously makes the signal better, and antenna overall installation structure quality is light, simple structure, be convenient for maintain or change, and is with low costs moreover, easily obtains.

Example one

A vehicle machine including an on-board antenna structure is proposed, as shown in fig. 3 and 4, and includes a main body 1, an upper cover 9, a circuit board 2, an antenna 3, and an antenna cover 4. Main part 1 and upper cover 9 form the cuboid form, are provided with a plurality of connecting holes on the main part 1, and the connecting piece runs through the connecting hole and realizes being connected of circuit board 2 and main part 1, still inlays in the circuit board 2 and is equipped with signal transmitter and signal receiver, ensures antenna 3's normal use. Antenna 3 and circuit board 2 integrated into one piece, antenna 3 are two at the lateral wall fixedly connected with of circuit board 2, and first breach 5 has been seted up with antenna 3's corresponding position on main part 1, and antenna 3 runs through first breach 5 and realizes the interference fit with antenna cover 4.

The antenna cover 4 is made of rubber or plastic.

In order to further increase the stability of the antenna cover 4 sleeved on the antenna 3, a boss 6 is fixedly connected to the inner side wall of the antenna cover 4, a plurality of bosses 6 are uniformly distributed on the inner side wall of the antenna cover 4, and when the antenna cover 4 is sleeved on the antenna 3 in an interference manner, the boss 6 is elastically extruded between the antenna cover and the antenna 3. The cross-section of antenna lid 4 is "protruding" font, through the setting of "protruding" font, is favorable to improving antenna lid 4's support intensity. In addition, the cross section of the antenna cover 4 may be arranged in a cross shape.

A stopper edge 7 is fixedly connected to an outer edge of the opening end of the antenna cover 4, and the stopper edge 7 is integrally formed with the antenna cover 4 and is annularly provided along an outer periphery of the antenna cover 4. When antenna cover 4 runs through first breach 5, spacing edge 7 on antenna cover 4 contradicts at the lateral wall of first breach 5, forms to antenna cover 4 spacing state in first breach 5 to prevent that antenna cover 4 from receiving the emergence of the condition of vibrations landing from antenna 3.

The main part 1 is including bottom plate 10 and three fixed plate of fixed connection on the bottom plate, and the one side of keeping away from antenna 3 on the bottom plate 10 is dismantled and is installed back lid 8, still dismantles at the top of main part 10 and installs upper cover 9, still is provided with circuit board 2 between upper cover 9 and the main part 1, and upper cover 9 passes through the connecting piece and is connected rather than circuit board 2 and the main part 1 below. The main body 1, the upper cover 9 and the rear cover 8 are all made of metal.

The peripheral wall of upper cover 9 is dismantled and is connected with closing plate 11, four closing plate 11 annular settings are at the lateral wall all around of upper cover 9, second breach 12 has been seted up with the position that antenna 3 corresponds on closing plate 11, second breach 12 is used for making antenna 3 and cover establish antenna cover 4 outside the antenna 3 to pass through, the opening direction of second breach 12 and the opening direction of first breach 5 are on the coplanar, even make the board of this application carry 3 structures of antenna and can not influence EMC's test result, ensure that the second breach 12 and the first breach 5 size that supply antenna cover 4 to pass through are suitable. Meanwhile, the outer diameter size of the upper cover 9 is larger than the outer diameter of the main body 1, so that the upper cover 9 is covered outside the main body 1, and the waterproof effect of the antenna 3 structure can be improved.

In order to assemble the main body 1 with the circuit board 2, the upper cover 9, and the rear cover 8, an accommodating groove 13 is formed on the outer circumferential wall of the upper cover 9, a positioning hole 14 is formed at the bottom of the accommodating groove 13, and the upper cover 9 and the circuit board 2 are mounted on the main body 1 by penetrating the positioning hole 14 and the circuit board 2 through a connector to be connected to the main body 1. In order to prevent the temperature in the vehicle from being excessively high, a heat radiation fan 15 is further installed on the sidewall of the main body 1.

The connecting pieces in this embodiment are all screws.

The specific implementation process comprises the following steps: when the structure of the antenna 3 is assembled, the antenna cover 4 is sleeved on the antenna 3 corresponding to the position of the antenna 3, and the boss 6 is extruded between the antenna cover 4 and the antenna 3. Then, the circuit board 2 is mounted on the main body 1 together with the antenna cover 4. At this moment, antenna cover 4 correspondingly wears to establish in first breach 5, then establishes upper cover 9 lid on circuit board 2 to adjust second breach 12 and antenna cover 4's position to correspond, all correspondingly install upper cover 9, circuit board 2 and back lid 8 on main part 1 through the connecting piece. Through the setting of the board of this application year antenna 3, direct board carries the structure of antenna 3 for simple to operate, the opening can not influence EMC test result for a short time moreover, and antenna 3 exposes simultaneously and makes the signal better, and 3 overall installation structure qualities of antenna are light, simple structure, be convenient for maintain or change, and are with low costs moreover, easily obtain.

While preferred embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the true scope of the embodiments of the invention.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a car machine that contains board-mounted antenna structure which characterized in that includes:

the shell comprises a main body and an upper cover detachably mounted on the top of the main body;

a circuit board mounted between the upper cover and the main body;

an antenna integrally formed with the circuit board; and

the antenna cover is sleeved on the antenna;

the antenna comprises a main body, an upper cover, an antenna cover and a power supply, wherein a first notch is formed in the main body, a second notch is formed in the position, corresponding to the first notch, of the upper cover, the antenna penetrates through and protrudes from a channel formed by the first notch and the second notch, and the antenna cover is in interference connection with the antenna cover.

2. The vehicle machine with an onboard antenna structure as claimed in claim 1, wherein the inner sidewall of the antenna cover is fixedly connected with a plurality of bosses, and the antenna cover is sleeved on the antenna in an interference manner so that the bosses are elastically pressed between the antenna cover and the antenna.

3. The vehicle machine including an on-board antenna structure of claim 1 or 2, wherein a limiting edge is fixedly connected to an outer edge of the opening of the antenna cover, and when the antenna cover penetrates through a channel formed by the first notch and the second notch, the limiting edge abuts against side walls of the first notch and the second notch.

4. A vehicle machine incorporating an on-board antenna structure as claimed in claim 3,

one side of the limiting edge is abutted against the outer side wall of the circuit board, and the other side of the limiting edge is abutted against the inner side wall of the first notch and the inner side wall of the second notch.

5. A vehicle mounted unit including an on-board antenna structure as claimed in claim 3, wherein said housing further includes a rear cover removably attached to said main body.

6. The vehicle machine with an onboard antenna structure as claimed in claim 5, wherein a sealing plate is connected to an outer side wall of the upper cover, and the second notch is disposed on the sealing plate at a position corresponding to the antenna, such that an opening of the second notch is disposed on the same plane as an opening of the first notch.

7. A vehicle mounted with an on-board antenna structure as recited in claim 6, wherein said upper cover has an outer diameter that is greater than an outer diameter of said open end of said main body, such that said upper cover is disposed on said main body.

8. The vehicle mounted with an on-board antenna structure as claimed in claim 7, wherein the peripheral wall of the top cover defines a receiving cavity, the bottom of the receiving cavity defines a positioning hole, and a connecting member extends through the positioning hole and the circuit board to connect to the main body, so that the top cover and the circuit board are mounted on the main body.

9. A vehicle machine incorporating an on-board antenna structure as claimed in claim 1 or 2, wherein the antenna cover has a cross-section in the shape of a "convex" or "cross".

10. A vehicle machine incorporating an on-board antenna structure as claimed in claim 1 or 2, wherein the antenna cover is made of plastic or rubber.