CN211182502U

CN211182502U - Line side is to connection structure

Info

Publication number: CN211182502U
Application number: CN202020003020.5U
Authority: CN
Inventors: 张忠宣
Original assignee: Wuxi Wentai Information Technology Co ltd
Current assignee: Wuxi Wentai Information Technology Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-08-04
Anticipated expiration: 2030-01-02

Abstract

The utility model discloses a line lateral connection structure, which comprises a shell antenna, a bracket antenna and a connection sheet monomer; the shell antenna is provided with an accommodating cavity with an upward opening, and the side edge of the surface of the shell antenna is provided with a contact point; the bracket antenna comprises a substrate and an antenna arranged on the surface of the substrate; the connecting sheet monomer is fixed on one side of the substrate, the connecting sheet monomer is provided with a first elastic arm and a second elastic arm, the tail end of the first elastic arm is provided with a first contact, the first contact is in contact conduction with the antenna, the tail end of the second elastic arm is provided with a second contact, and the second contact is in conduction with the contact points. Through setting up the connection piece monomer to cooperation first elastic arm and second elastic arm are located same horizontal straight line, connect with this side direction, have realized the shortest distance connection of support antenna and casing antenna, and the straight line horizontal connection can be realized to the interface channel, and the distance is the shortest, realizes the impedance minimizing, and signal transmission passageway does not have the turn simultaneously and does not influence the transmission performance of signal.

Description

Line side is to connection structure

Technical Field

The utility model relates to a cell-phone card technical field, in particular to line side is to connection structure.

Background

The mobile phone antenna is a standing wave antenna, impedance mismatch of the antenna will cause a large amount of signal reflection, so that radiation efficiency of the antenna is reduced, meanwhile, due to reflection influence, gain of the antenna in a wide frequency band is jittered, if standing wave of the antenna is 6, breakdown voltage of a front end of the mobile phone will be reduced to 1/6, and power capacity will be reduced. The standing wave of the mobile phone antenna has an inadvertent influence on the antenna efficiency.

At present, a mobile phone antenna, especially an occasion needing a support antenna and a shell antenna to be connected, is mostly connected with a lower main board through a support, and the main board is connected with the shell antenna. The scheme has long connecting channels, causes large resistance of connecting lines and more turning of the connecting channels, and influences the transmission performance of signals.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a line side is to connection structure, and the connected mode that aims at effectively solving current antenna has the problem that impedance is big.

To achieve the above object, the present invention provides

A line side direction connecting structure comprises a shell antenna, a bracket antenna and a connecting sheet monomer; the shell antenna is provided with an accommodating cavity with an upward opening, and the side edge of the surface of the shell antenna is provided with a contact point which is positioned on the side edge of the accommodating cavity; the bracket antenna is arranged in the opening of the accommodating cavity and comprises a substrate and an antenna arranged on the surface of the substrate; the connecting sheet monomer is made of conductive materials, is fixed on one side of the substrate and is provided with a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are located on the same horizontal straight line, the tail end of the first elastic arm is provided with a first contact, the first contact is in contact conduction with the antenna, the tail end of the second elastic arm is provided with a second contact, and the second contact is in conduction with the contact points.

Preferably, the edge of the surface of the housing antenna is recessed to form a recess, and the contact point is located in the recess.

Preferably, a gold-plated copper sheet is welded on the contact point, and the second contact abuts against the surface of the gold-plated copper sheet.

Preferably, the edge of the surface of the substrate is recessed to form a contact groove, the antenna has a transfer point, the transfer point is located in the contact groove, and the first contact is in contact conduction with the transfer point.

Preferably, a clamping groove is formed in the side edge of the bottom surface of the base plate, a fixed elastic sheet is bent and extended from the connecting sheet single body, and the fixed elastic sheet is inserted and fixed in the clamping groove.

Preferably, the two fixing elastic pieces are arranged on the left and right, the corresponding clamping grooves are two opposite sides, and the two fixing elastic pieces are respectively clamped into the corresponding clamping grooves for fixing.

The utility model discloses technical scheme is through setting up the connection piece monomer to first elastic arm of cooperation and second elastic arm are located same horizontal straight line, carry out the side direction with this and connect, have realized that the shortest distance of support antenna and casing antenna is connected, and straight line horizontal connection can be realized to interface channel, and the distance is shortest, realizes the impedance minimizing, and signal transmission passageway does not have the transmission performance that the turn does not influence the signal simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of an assembly structure of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is an enlarged partial schematic view of FIG. 3;

FIG. 5 is a partially enlarged view of the assembled state of the present invention;

fig. 6 is a schematic diagram of the back side of the middle bracket antenna according to the present invention;

FIG. 7 is an enlarged schematic view of the middle connection piece unit of the present invention;

fig. 8 is another enlarged schematic view of the middle connection piece unit according to the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a line side is to connection structure.

In the embodiment of the present invention, as shown in fig. 1 to fig. 8, a line-side directional connection structure includes a housing antenna 10, a bracket antenna 20, and a connection sheet unit 30.

The housing antenna 10 has an accommodating cavity 11 with an upward opening, a contact point 12 is arranged on a side edge of the surface of the housing antenna 10, and the contact point 12 is located on the side edge of the accommodating cavity 11; in this embodiment, the edge of the surface of the housing antenna 10 is recessed to form a recess 13, and the contact 12 is located in the recess 13. And, the gold-plated copper sheet 14 is welded on the contact point 12, so that the contact surface is prevented from being oxidized, the impedance is reduced, and the connection effect is improved.

The stand antenna 20 is disposed in the opening of the accommodating cavity 11, and the stand antenna 20 includes a substrate 21 and an antenna 22 disposed on a surface of the substrate 21. In the present embodiment, the surface edge of the substrate 21 is recessed to form a contact groove 211, and the antenna 22 has a transfer point 221, and the transfer point 221 is located in the contact groove 211.

The single connecting piece 30 is made of a conductive material, the single connecting piece 30 is fixed on one side of the substrate 21, the single connecting piece 30 is provided with a first elastic arm 31 and a second elastic arm 32, the first elastic arm 31 and the second elastic arm 32 are located on the same horizontal straight line, the tail end of the first elastic arm 31 is provided with a first contact 311, the first contact 311 is in contact conduction with the antenna 22, the tail end of the second elastic arm 32 is provided with a second contact 321, and the second contact 321 is in conduction with the contact 12. In this embodiment, the connection unit 30 is a metal sheet, which is formed by bending, the first contact 311 is in contact with the transfer point 221 for conduction, and the second contact 321 is pressed against the surface of the gold-plated copper sheet 14 for conduction with the contact 12 through the gold-plated copper sheet 14.

And a clamping groove 212 is arranged at the bottom side edge of the base plate 21, a fixed elastic sheet 33 is bent and extended from the connecting sheet single body 30, and the fixed elastic sheet 33 is inserted into and fixed in the clamping groove 212. In this embodiment, the two fixing elastic pieces 33 are disposed on the left and right sides, the corresponding slots 212 are disposed on opposite sides, and the two fixing elastic pieces 33 are respectively clamped into the corresponding slots 212 for fixing to prevent shaking.

During assembly, the fixing elastic sheet 33 is inserted into the slot 212 for fixing, and after the fixing elastic sheet is inserted in place, the first contact 311 is in contact conduction with the transfer point 221, and the second contact 321 is in contact conduction against the surface of the gold-plated copper sheet 14. Therefore, when the antenna works, the signal of the antenna 22 enters the first contact 311 through the transfer point 221, and then enters the contact 12 on the shell antenna 10 through the second contact 321, the horizontal direction of the transmission path is minimized, no path turning exists, and the interference loss caused by the signal turning is solved.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A line side direction connecting structure is characterized by comprising a shell antenna, a bracket antenna and a connecting sheet monomer; the shell antenna is provided with an accommodating cavity with an upward opening, and the side edge of the surface of the shell antenna is provided with a contact point which is positioned on the side edge of the accommodating cavity; the bracket antenna is arranged in the opening of the accommodating cavity and comprises a substrate and an antenna arranged on the surface of the substrate; the connecting sheet monomer is made of conductive materials, is fixed on one side of the substrate and is provided with a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are located on the same horizontal straight line, the tail end of the first elastic arm is provided with a first contact, the first contact is in contact conduction with the antenna, the tail end of the second elastic arm is provided with a second contact, and the second contact is in conduction with the contact points.

2. A line-side lateral connection structure according to claim 1, wherein the edge of the surface of said housing antenna is recessed to form a recess, and said contact point is located in said recess.

3. A line side connection structure as claimed in claim 1 or 2, wherein said contact point is soldered with a gold-plated copper sheet, and said second contact point abuts against the surface of the gold-plated copper sheet.

4. The line-side connection structure of claim 1, wherein the substrate has a contact groove recessed from a surface edge thereof, the antenna has a transition point, the transition point is located in the contact groove, and the first contact is in contact with the transition point.

5. The line-side connecting structure according to claim 1, wherein a slot is formed on a side edge of the bottom surface of the substrate, and a fixing elastic piece is bent and extended from the connecting unit and inserted into the slot for fixing.

6. The line-side directional connection structure according to claim 5, wherein the two fixing elastic pieces are arranged left and right, the corresponding slots are opposite to each other, and the two fixing elastic pieces are respectively clamped into the corresponding slots for fixing.