CN217691638U

CN217691638U - Antenna with oscillator and core wire in non-contact coupling

Info

Publication number: CN217691638U
Application number: CN202221558028.3U
Authority: CN
Inventors: 李丽娜
Original assignee: Shenzhen Zhonglian Yunda Technology Co ltd
Current assignee: Shenzhen Zhonglian Yunda Technology Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-10-28
Anticipated expiration: 2032-06-21

Abstract

The utility model relates to the technical field of antennas, in particular to an antenna with a vibrator and a core wire coupled in a non-contact way, which comprises a radio frequency connector, a first radiating vibrator, a second radiating vibrator, a third radiating vibrator and a conductor core wire; one end of the conductor core wire is arranged on the radio frequency joint; the first radiating oscillator, the second radiating oscillator and the third radiating oscillator are respectively provided with a first channel, a second channel and a third channel in a penetrating way; the other end of the conductor core wire sequentially passes through the first channel and the second channel and then is arranged in the third channel; the conductor core wire is arranged in a non-contact manner with the first channel, the second channel and the third channel respectively. The utility model discloses a conductor heart yearn sets up with first passageway, second passageway and third passageway non-contact respectively for the conductor heart yearn can produce the non-contact coupling with first radiation oscillator, second radiation oscillator and third radiation oscillator, need not to weld through the circuit board, improves manufacturing efficiency, practices thrift the cost and is convenient for realize the automation.

Description

Antenna with oscillator and core wire in non-contact coupling

Technical Field

The utility model relates to an antenna technology field, concretely relates to oscillator and heart yearn non-contact coupling's antenna.

Background

With the development of antenna technology, glass fiber reinforced plastic antennas are used more and more frequently in people's lives. In the chinese patent with application number 201922391946.6, a WLAN glass fiber reinforced plastic antenna is disclosed, wherein an internal PCB circuit board is welded with a wire core in a welding procedure, and then signal transmission with a vibrator is realized, and the welding procedure has the defects of complex procedure and low production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned among the prior art not enough, provide an oscillator and heart yearn non-contact coupling's antenna, need not to weld through the circuit board, improve manufacturing efficiency.

The purpose of the utility model is realized through the following technical scheme: an antenna with oscillators and core wires coupled in a non-contact manner comprises a radio frequency joint, a first radiation oscillator, a second radiation oscillator, a third radiation oscillator and a conductor core wire; one end of the conductor core wire is arranged on the radio frequency joint; the first radiating oscillator, the second radiating oscillator and the third radiating oscillator are respectively provided with a first channel, a second channel and a third channel in a penetrating way; the other end of the conductor core wire sequentially passes through the first channel and the second channel and then is arranged in the third channel; the conductor core wire is arranged in a non-contact manner with the first channel, the second channel and the third channel respectively; a first locking piece is arranged between the first radiation oscillator and the second radiation oscillator; and a second locking piece is arranged between the second radiation oscillator and the third radiation oscillator.

The utility model is further arranged that the first radiation oscillator comprises a first low-frequency oscillator and a first high-frequency oscillator sleeved outside the first low-frequency oscillator; the first channel is arranged in the first low-frequency oscillator.

The utility model is further arranged that the second radiating vibrator comprises a second low-frequency vibrator, a second high-frequency vibrator and a third high-frequency vibrator; the second high-frequency oscillator and the third high-frequency oscillator are respectively sleeved at two ends of the second low-frequency oscillator; the second channel is arranged in the second low-frequency oscillator.

The utility model is further arranged that the first locking piece comprises a first fixing part, a first thread part arranged at one side of the first fixing part and a second thread part arranged at the other side of the first fixing part; the first thread part and the second thread part are respectively used for being in threaded connection with the first radiating oscillator and the second radiating oscillator.

The utility model is further arranged in that the second locking piece comprises a second fixing part, a third thread part arranged at one side of the second fixing part and a fourth thread part arranged at the other side of the second fixing part; the third thread part and the fourth thread part are respectively used for being in threaded connection with the second radiation oscillator and the third radiation oscillator.

The utility model is further arranged that the antenna with the vibrator and the core wire coupled in a non-contact way also comprises a shell and a grounding tube; the first radiating oscillator, the second radiating oscillator, the third radiating oscillator and the conductor core wire are arranged in the shell; the grounding tube is arranged between the shell and the radio frequency connector.

The utility model is further arranged that the length of the third radiating vibrator is 94.5mm; and a first fixed foam is sleeved outside the second radiation oscillator.

The utility model is further arranged that the length of the third radiating vibrator is 199mm; a second fixed foam is sleeved at the joint of the first radiating oscillator and the second radiating oscillator; and a third fixed foam is sleeved at the free end of the third radiation oscillator.

The utility model has the advantages that: the utility model discloses a conductor heart yearn sets up with first passageway, second passageway and third passageway non-contact respectively for the conductor heart yearn can produce the non-contact coupling with first radiation oscillator, second radiation oscillator and third radiation oscillator, need not to weld through the circuit board, improves manufacturing efficiency, practices thrift the cost and is convenient for realize the automation.

Drawings

The invention is further described with the aid of the accompanying drawings, in which the embodiments do not constitute any limitation to the invention, and for a person skilled in the art, without inventive step, other figures can be derived from the following figures.

FIG. 1 is an exploded view of the structure of embodiment 1;

fig. 2 is a schematic structural diagram of a first radiation oscillator according to the present invention;

fig. 3 is a schematic structural diagram of a second radiation oscillator according to the present invention;

fig. 4 is a schematic structural diagram of a third radiation oscillator according to the present invention;

FIG. 5 is a sectional view of embodiment 1;

FIG. 6 is a test chart of standing waves of the antenna of example 1;

FIG. 7 is the antenna amplitude pattern at a frequency of 700MHz for example 1;

FIG. 8 is a cross-sectional view X-YZ of FIG. 7;

FIG. 9 is the antenna amplitude pattern at frequency 1710MHz for example 1;

FIG. 10 is a Z-XY cross-sectional view of FIG. 9;

FIG. 11 is a sectional view of embodiment 2;

FIG. 12 is a test chart of standing waves of the antenna of example 2;

FIG. 13 is the antenna amplitude pattern at a frequency of 700MHz for example 2;

FIG. 14 is a cross-sectional view X-YZ of FIG. 13;

FIG. 15 is the antenna amplitude pattern at frequency 2300MHz for example 2;

FIG. 16 is a cross-sectional view X-YZ of FIG. 15;

wherein: 1. a first radiating element; 11. a first low frequency oscillator; 12. a first high-frequency oscillator; 2. a second radiation element; 21. a second low frequency oscillator; 22. a second high-frequency oscillator; 23. a third high frequency oscillator; 3. a third radiation element; 41. a radio frequency connector; 42. a conductor core wire; 51. a first channel; 52. a second channel; 53. a third channel; 6. a first locking member; 61. a first fixed part; 62. a first threaded portion; 63. a second threaded portion; 7. a second locking member; 71. a second fixed part; 72. a third threaded portion; 73. a fourth threaded portion; 81. a housing; 82. a ground pipe; 91. first fixed foam; 92. second fixed foam; 93. and thirdly, fixing foam.

Detailed Description

The invention will be further described with reference to the following examples.

Embodiment 1, as can be seen from fig. 1 to 5, the antenna with elements coupled with core wires in a non-contact manner in this embodiment includes a radio frequency connector 41, a first radiating element 1, a second radiating element 2, a third radiating element 3, and a conductor core wire 42; one end of the conductor core wire 42 is arranged on the radio frequency connector 41; the first radiating oscillator 1, the second radiating oscillator 2 and the third radiating oscillator 3 are respectively provided with a first channel 51, a second channel 52 and a third channel 53 in a penetrating manner; the other end of the conductor core wire 42 sequentially passes through the first channel 51 and the second channel 52 and then is arranged in the third channel 53; the conductor core wire 42 is arranged in non-contact with the first channel 51, the second channel 52 and the third channel 53 respectively; a first locking piece 6 is arranged between the first radiation oscillator 1 and the second radiation oscillator 2; and a second locking piece 7 is arranged between the second radiation oscillator 2 and the third radiation oscillator 3.

Specifically, when the antenna with the oscillator and the core wire coupled in a non-contact manner according to this embodiment is installed, only after one end of the conductor core wire 42 is inserted into the radio frequency connector 41, the other end of the conductor core wire 42 sequentially passes through the first channel 51 of the first radiating oscillator 1 and the second channel 52 of the second radiating oscillator 2 and then reaches the third channel 53 of the third radiating oscillator 3, and then the housing 81 is installed; when the antenna is connected with an external radio frequency wire, a woven layer of the radio frequency wire is connected with the radio frequency connector 41, a wire core layer of the radio frequency wire is connected with the conductor core wire 42, so that signals enter the conductor core wire 42 from the wire core layer, the conductor core wire 42 is respectively coupled with the first radiation oscillator 1, the second radiation oscillator 2 and the third radiation oscillator 3 in a non-contact mode, the antenna generates radiation, the first locking piece 6 and the second locking piece 7 play a role in locking and fixing, and meanwhile, a transmission coupling extension role is played, and the gain of the antenna can be effectively improved; in the embodiment, the conductor core wire 42 is arranged in a non-contact manner with the first channel 51, the second channel 52 and the third channel 53 respectively, so that the conductor core wire 42 can generate non-contact coupling with the first radiation oscillator 1, the second radiation oscillator 2 and the third radiation oscillator 3, welding through a circuit board is not needed, the manufacturing efficiency is improved, the cost is saved, and automation is facilitated.

In the antenna with a non-contact coupled oscillator and a core wire according to this embodiment, the first radiating oscillator 1 includes a first low-frequency oscillator 11 and a first high-frequency oscillator 12 sleeved outside the first low-frequency oscillator 11; the first channel 51 is provided in the first low frequency oscillator 11.

Specifically, the first low frequency element 11 is used to match a frequency of 700-960MHz, and the first high frequency element 12 is used to match a frequency of 1700-2700MHz, so that the bandwidth of the antenna can be enhanced.

In the antenna with the oscillator and the core wire coupled in a non-contact manner in this embodiment, the second radiating oscillator 2 includes a second low-frequency oscillator 21, a second high-frequency oscillator 22, and a third high-frequency oscillator 23; the second high-frequency oscillator 22 and the third high-frequency oscillator 23 are respectively sleeved at two ends of the second low-frequency oscillator 21; the second channel 52 is provided in the second low frequency oscillator 21.

Specifically, the second low frequency element 21 is used to match a frequency of 700-960MHz, and the second high frequency element 22 and the third high frequency element 23 are used to match a frequency of 1700-2700MHz, so that the bandwidth of the antenna can be enhanced.

In the antenna with the vibrator coupled with the core wire in a non-contact way, the first locking member 6 comprises a first fixing part 61, a first thread part 62 arranged on one side of the first fixing part 61 and a second thread part 63 arranged on the other side of the first fixing part 61; the first screw portion 62 and the second screw portion 63 are screwed to the first radiator element 1 and the second radiator element 2, respectively. Through the setting, the first radiating oscillator 1 and the second radiating oscillator 2 can be conveniently assembled in a threaded manner, so that the assembly and disassembly are convenient, and the signal transmission coupling extending effect is achieved.

In the antenna with the vibrator coupled with the core wire in a non-contact manner in the embodiment, the second locking member 7 includes a second fixing portion 71, a third threaded portion 72 disposed on one side of the second fixing portion 71, and a fourth threaded portion 73 disposed on the other side of the second fixing portion 71; the third and fourth screw portions 72 and 73 are screwed to the second and

third radiating elements

2 and 3, respectively. Through above-mentioned setting be convenient for second radiation oscillator 2 and third radiation oscillator 3 carry out the screw thread equipment, be convenient for carry out the dismouting, play the signal transmission coupling simultaneously and prolong the effect.

In the antenna with the non-contact coupled oscillator and core wire in this embodiment, the antenna with the non-contact coupled oscillator and core wire further includes a housing 81 and a grounding tube 82; the first radiation oscillator 1, the second radiation oscillator 2, the third radiation oscillator 3 and the conductor core wire 42 are arranged in the shell 81; the grounding tube 82 is disposed between the housing 81 and the rf connector 41. Through the arrangement, the antenna is stable in structure, and the grounding tube 82 plays a role in fixing the shell 81 and the radio frequency connector 41 and also plays a role in grounding the antenna.

In the antenna with the oscillator and the core wire coupled in a non-contact manner, the length of the third radiating element 3 is 94.5mm; and a first fixed foam 91 is sleeved outside the second radiation oscillator 2. The first fixing foam 91 plays a role of stabilizing the antenna structure.

Specifically, the length of the grounding tube 82 of the present embodiment is 60mm, the length of the first low-frequency oscillator 11 is 155mm, the length of the first high-frequency oscillator 12 is 53mm, and the grounding tube 82 and the first radiation oscillator 1 are both used as a grounding metal radiator; the length of the second low-frequency oscillator 21 is 86mm, the length of the second high-frequency oscillator 22 and the length of the third high-frequency oscillator 23 are both 36mm, the length of the first locking piece 6 is 10.3mm, the length of the second locking piece 7 is 15.2mm, and the length of the conductor core wire 4212 is 285mm.

Through the setting of the dimensions, as shown in an antenna standing wave test chart of FIG. 6, the standing wave ratio of the antenna is less than or equal to 3 within the frequencies of 700-960MHz and 1700-2700 MHz; also as with the antenna amplitude patterns of fig. 7-10, the maximum gain of the antenna can reach 4Dbi.

Embodiment 2, as shown in fig. 11, unlike embodiment 1, in the antenna of this embodiment in which the element is coupled to the core wire in a non-contact manner, the length of the third radiating element 3 is 199mm; a second fixed foam 92 is sleeved at the joint of the first radiation oscillator 1 and the second radiation oscillator 2; and a third fixed foam 93 is sleeved at the free end of the third radiation oscillator 3. The second fixing foam 92 and the third fixing foam 93 play a role of stabilizing the antenna structure.

Through the setting of the dimensions, as shown in an antenna standing wave test chart of FIG. 12, the standing wave ratio of the antenna is less than or equal to 3 within the frequencies of 700-960MHz and 1700-2700 MHz; also as with the antenna amplitude patterns of fig. 13-16, the maximum gain of the antenna can approach up to 5Dbi.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides an oscillator and heart yearn non-contact coupling's antenna which characterized in that: the radio frequency connector comprises a radio frequency connector (41), a first radiating oscillator (1), a second radiating oscillator (2), a third radiating oscillator (3) and a conductor core wire (42); one end of the conductor core wire (42) is arranged on the radio frequency joint (41); the first radiating vibrator (1), the second radiating vibrator (2) and the third radiating vibrator (3) are respectively provided with a first channel (51), a second channel (52) and a third channel (53) in a penetrating manner; the other end of the conductor core wire (42) sequentially passes through the first channel (51) and the second channel (52) and then is arranged in the third channel (53); the conductor core wire (42) is arranged in a non-contact manner with the first channel (51), the second channel (52) and the third channel (53) respectively; a first locking piece (6) is arranged between the first radiation oscillator (1) and the second radiation oscillator (2); and a second locking piece (7) is arranged between the second radiation vibrator (2) and the third radiation vibrator (3).

2. An antenna with a vibrator and a core wire coupled in a non-contact manner according to claim 1, wherein: the first radiation oscillator (1) comprises a first low-frequency oscillator (11) and a first high-frequency oscillator (12) sleeved outside the first low-frequency oscillator (11); the first channel (51) is arranged in the first low-frequency oscillator (11).

3. An antenna with a vibrator and a core wire coupled in a non-contact manner according to claim 1, wherein: the second radiating oscillator (2) comprises a second low-frequency oscillator (21), a second high-frequency oscillator (22) and a third high-frequency oscillator (23); the second high-frequency oscillator (22) and the third high-frequency oscillator (23) are respectively sleeved at two ends of the second low-frequency oscillator (21); the second channel (52) is provided in the second low-frequency oscillator (21).

4. An element and core wire non-contact coupling antenna according to claim 1, wherein: the first locking piece (6) comprises a first fixing part (61), a first threaded part (62) arranged on one side of the first fixing part (61) and a second threaded part (63) arranged on the other side of the first fixing part (61); the first thread part (62) and the second thread part (63) are respectively used for being in threaded connection with the first radiation oscillator (1) and the second radiation oscillator (2).

5. An element and core wire non-contact coupling antenna according to claim 1, wherein: the second locking piece (7) comprises a second fixing part (71), a third threaded part (72) arranged on one side of the second fixing part (71) and a fourth threaded part (73) arranged on the other side of the second fixing part (71); the third screw part (72) and the fourth screw part (73) are respectively used for being in screw connection with the second radiation oscillator (2) and the third radiation oscillator (3).

6. An element and core wire non-contact coupling antenna according to claim 1, wherein: the antenna with the oscillator coupled with the core wire in a non-contact manner further comprises a shell (81) and a grounding tube (82); the first radiating oscillator (1), the second radiating oscillator (2), the third radiating oscillator (3) and the conductor core wire (42) are arranged in the shell (81); the grounding pipe (82) is arranged between the shell (81) and the radio frequency connector (41).

7. An element and core wire non-contact coupling antenna according to claim 1, wherein: the length of the third radiating oscillator (3) is 94.5mm; and a first fixed foam (91) is sleeved outside the second radiation oscillator (2).

8. An antenna with a vibrator and a core wire coupled in a non-contact manner according to claim 1, wherein: the length of the third radiating oscillator (3) is 199mm; a second fixed foam (92) is sleeved at the joint of the first radiation oscillator (1) and the second radiation oscillator (2); and a third fixed foam (93) is sleeved at the free end of the third radiation oscillator (3).