CN103231630A - Micro intelligent sensor - Google Patents

Micro intelligent sensor Download PDF

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Publication number
CN103231630A
CN103231630A CN2013101858246A CN201310185824A CN103231630A CN 103231630 A CN103231630 A CN 103231630A CN 2013101858246 A CN2013101858246 A CN 2013101858246A CN 201310185824 A CN201310185824 A CN 201310185824A CN 103231630 A CN103231630 A CN 103231630A
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CN
China
Prior art keywords
circuit card
antenna
battery
intelligent sensor
micro intelligent
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2013101858246A
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Chinese (zh)
Other versions
CN103231630B (en
Inventor
张国华
王跃琼
黄彦源
杨国涛
赵宏娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Net technology (Wuhan) Co., Ltd.
Original Assignee
Zhuhai FTZ Oplink Communications Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhuhai FTZ Oplink Communications Inc filed Critical Zhuhai FTZ Oplink Communications Inc
Priority to CN201310185824.6A priority Critical patent/CN103231630B/en
Publication of CN103231630A publication Critical patent/CN103231630A/en
Application granted granted Critical
Publication of CN103231630B publication Critical patent/CN103231630B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention provides a micro intelligent sensor which comprises a shell, wherein the shell is internally provided with a circuit board as well as a battery which are arranged in a stacked mode, wherein the circuit board is provided with an antenna; and on the projection of the circuit board on a plane, the antenna is positioned at the outer side of the battery, and the distance between an emitting end of the antenna and the center of the battery is greater than the distance between a feed end of the antenna and the center of the battery. The micro intelligent sensor provided by the invention is small in volume; and the influence on a wireless signal emitted by the antenna by a shell of the battery is low, and the communication quality of the micro intelligent sensor and other devices is ensured.

Description

Micro Intelligent Sensor
Technical field
The present invention relates to sensor field, especially relate to a kind of Micro Intelligent Sensor for Internet of Things.
Background technology
Micro Intelligent Sensor should be very extensive in modern technology of Internet of things, it can be used as signal detection and feedway in the Internet of Things security product, detect in the specific region or the vibration signal of certain objects or reach the displacement signal of activation threshold value, and detected signal is launched with wireless mode.After the backstage receiving device receives the signal of Micro Intelligent Sensor in the Internet of things system, other demanders uses in the internet are handled and be provided to signal.
Existing Micro Intelligent Sensor has a housing usually, circuit card and battery are set in housing, circuit card is provided with chip, testing circuit and antenna, and battery is to chip, testing circuit and antenna power supply, and chip and testing circuit send detected signal by antenna.
Yet, existing Micro Intelligent Sensor is placed on battery and circuit card in the housing mostly concurrently, and namely circuit card and battery are roughly in the same plane in housing, cause housing roughly to be square, and volume is bigger, is unfavorable for the hidden layout of Micro Intelligent Sensor.
Be that the Chinese utility model patent of CN202764615U discloses the innovation and creation of a kind of " sensor of wireless receiving detecting temperature and pressure " by name as notification number, this sensor is a kind of sensor for detection of tyre temperature and pressure, be installed on the valve of tire, it is a kind of miniature sensor.
This sensor has a housing, and circuit card and button cell are installed in housing, the stacked setting of circuit card and button cell, and circuit card is provided with sensing module, for detection of signals such as the temperature of tire, air pressure.Also be provided with a day wire casing seat in the housing, the antenna of G type is installed in day wire casing seat, and this antenna is the metal ring antenna, is positioned at the battery outside, and with the separate setting of circuit card, namely antenna is not to be arranged on the circuit card.One end of antenna links to each other with circuit card, and sensing module sends to background devices with detected signal by antenna.
Because sensor need send signal to distance background devices far away, thus antenna volume need do big to satisfy the requirement of transmission of wireless signals distance, cause the volume of sensor bigger like this.
If need reduce the volume of sensor, then need to reduce antenna volume, but antenna volume reduces, can influence the transmission distance of the wireless signal that antenna launches.And, because the wireless signal that the metal shell of button cell sends antenna has the effect of decay, existing Micro Intelligent Sensor also is arranged on antenna the position away from battery, causes the distance between antenna and battery bigger, and then makes the volume of Micro Intelligent Sensor excessive.
Summary of the invention
Main purpose of the present invention provides the long Micro Intelligent Sensor of transmission of wireless signals distance that volume is less and antenna sends.
For realizing main purpose of the present invention, Micro Intelligent Sensor provided by the invention has housing, be provided with in the housing circuit card and with the battery of the stacked setting of circuit card, wherein, circuit card is provided with antenna, in the projection on plane, circuit card place, antenna is positioned at the outside of battery, and the distance between the transmitting terminal of antenna and the battery center is greater than the feed side of antenna and the distance between the battery center.
By such scheme as seen, circuit card and battery are placed rather than parallel the placement in the housing inner stacks, and the thickness of housing increases a little, but the area of upper surface then greatly reduces, therefore Micro Intelligent Sensor can be arranged to cylindric, thereby reduce the volume of Micro Intelligent Sensor.And, because antenna is positioned at the outside of battery, and the transmitting terminal of antenna and battery centre distance are farthest, the interference of the wireless signal that the metal shell that effectively reduces battery sends antenna, the transmission of wireless signals distance that antenna sends is guaranteed, makes the transmission distance of wireless signal longer.
A preferred scheme is, the parallel placement with battery of circuit card, and the area of circuit card is greater than the area of battery, and this antenna is paster antenna, and antenna is positioned at the edge of circuit card.
This shows that because the volume of paster antenna is less, being integrated in the volume that can not cause housing on the circuit card increases, in housing, also need not to set up day wire casing seat to settle antenna, reduce the volume of Micro Intelligent Sensor.
Further scheme is, housing has loam cake and bottom, and the top of bottom is provided with battery cover, battery is installed in the battery cover, circuit card is positioned at the top of battery, and circuit card has towards the lower surface of battery and the upper surface of battery dorsad, and antenna arrangement is at the upper surface of circuit card.
As seen, by circuit boards, so the distance between antenna and the battery is far away between battery and the antenna, the interference of the wireless signal that the metal shell that is conducive to reduce battery is launched antenna.
Further scheme is, this antenna is oblong, and the transmitting terminal of antenna and feed side lay respectively at the two ends on the long limit of oblong.
This shows because antenna is rectangularity, like this transmitting terminal and battery centre distance farthest, and feed side and battery centre distance are the shortest, are conducive to reduce the interference of the wireless signal that the battery metal housing sends transmitting terminal.
Description of drawings
Fig. 1 is embodiment of the invention STRUCTURE DECOMPOSITION figure.
Fig. 2 is the STRUCTURE DECOMPOSITION figure at another visual angle of the embodiment of the invention.
Fig. 3 is circuit card and the multiview drawing of battery on plane, circuit card place in the embodiment of the invention.
The invention will be further described below in conjunction with drawings and Examples.
The specific embodiment
Micro Intelligent Sensor of the present invention is used for the security product of Internet of things system, for detection of movable signal or the position signal of object, and the signal that detects is sent with wireless mode.
Referring to Fig. 1 and Fig. 2, Micro Intelligent Sensor of the present invention has housing, housing comprises loam cake 10 and bottom 15, loam cake 10 comprises and is positioned at Micro Intelligent Sensor upper surface 11 topmost and the perisporium 12 that 11 periphery extends from the upper surface downwards, bottom 15 have be positioned at Micro Intelligent Sensor bottom lower surface 16 and from the lower surface 16 the upwardly extending perisporium 17 of periphery.Loam cake 10 constitutes a complete housing after fastening with bottom 15, and housing is oblate bar shape, and namely this cylindrical height is less than cylindrical radius.
Loam cake 10 surrounds a cavity with bottom 15, battery cover 20 and circuit card 25 are installed in cavity, battery cover 20 is installed in the top of bottom 15, and the installation position that a circle is arranged on the battery cover 20, circular button cell 21 is installed on the battery installation position, so button cell 21 is mounted in battery cover 20 near a side of loam cake 10.
Circuit card 25 is printed circuit board (PCB), and it is between battery cover 20 and loam cake 10, and circuit card 25 is circular, and it has the lower surface 27 of close button cell 21 1 sides and away from the upper surface 26 of button cell 21 1 sides, so upper surface 26 is towards upper end cover 10.Be integrated with antenna 28 on the upper surface 26 of circuit card 25, in the present embodiment, antenna 28 is paster antenna, and namely antenna 28 is mounted on the upper surface 26 of circuit card 25 by chip mounter.The paster antenna volume is less, and is easy to be integrated on the circuit card 25, in the area that reduces circuit card 25, also reduces the productive costs of Micro Intelligent Sensor.
Button cell 21 is flats with circuit card 25, and button cell 21 is arranged in parallel with circuit card 25.From Fig. 1 and Fig. 2 as seen, in the cavity that housing surrounds, button cell 21 and circuit card 25 stacked settings, namely on the direction perpendicular to circuit card 25 upper surfaces 26, button cell 21 and circuit card 25 are not at grade, and in the projection on plane, circuit card 25 place, button cell 21 is overlapping with circuit card 25.
In addition, circuit card 25 is parallel with the upper surface 11 of loam cake 10 also, and battery 21 also is parallel with upper surface 11.Like this, circuit card 25 is arranged compactness with battery 21 in housing, make the volume of Micro Intelligent Sensor less.
Referring to Fig. 3, button cell 21 is circle with circuit card 25, and the diameter of circuit card 25 is greater than the diameter of button cell 21, so the area of circuit card 25 is greater than the area of button cell 21.In the projection on the plane at circuit card 25 places, the projection of button cell 21 is positioned at circuit card 25 fully.But button cell 21 is not arranged concentric with circuit card 25, and namely the circle of the center of circle of button cell 21 and circuit card 25 is not overlapping, so button cell 21 arranged off-centre in the projection of circuit card 25.
Antenna 28 is arranged in the edge of circuit card 25, and it has transmitting terminal 29 and feed side 30, and transmitting terminal 29 is used for the emission wireless signal, and feed side 29 is connected with circuit on the circuit card 25, transmits for signal.Antenna 28 is oblong, and transmitting terminal 29 and feed side 30 lay respectively at the two ends on the long limit of oblong.
From Fig. 3 as seen, in the projection on plane, circuit card 25 place, the transmitting terminal 29 of antenna 28 and the center of button cell 21, be that distance between the center of circle o of button cell 21 is D1, distance between feed side and button cell 21 center of circle o is D2, and D1 is greater than D2, and namely the distance between transmitting terminal 29 and button cell 21 centers of circle is greater than the distance between feed side 30 and button cell 21 centers of circle.And in the projection on plane, circuit card 25 place, antenna 28 is positioned at the outside of button cell 21, and namely antenna 28 is not overlapping with button cell 21.
Because button cell 21 and circuit card 25 arranged stacked, reduced the volume of Micro Intelligent Sensor, and antenna 28 has been arranged on the circuit card 25, can reduce the shared volume of antenna 28, more effectively reduce the volume of Micro Intelligent Sensor.In addition, the transmitting terminal of antenna 28 29 is far away with the distance of button cell 21, effectively reduces the interference of the wireless signal that button cell 21 metal shells send transmitting terminal 29, guarantees the wireless signal over long distances transmission of antenna 28 emissions.
Certainly, above-described embodiment only is the preferred embodiment of the present invention, during practical application more change can be arranged, and for example, housing can be arranged to other shapes such as elliptic cylindrical or ellipsoid shape; Perhaps, battery cover and bottom are injection molded into one, such change also can realize purpose of the present invention.
It is emphasized that at last; the invention is not restricted to above-mentioned embodiment, also should be included in the protection domain of claim of the present invention as the change of circuit card and button cell shape, the change of antenna pattern, the variations such as change of the position relation of button cell in the circuit card projection.

Claims (10)

1. Micro Intelligent Sensor comprises
Housing, be provided with in the described housing circuit card and with the battery of the stacked setting of described circuit card;
It is characterized in that:
Described circuit card is provided with antenna, in the projection on plane, described circuit card place, described antenna is positioned at the outside of described battery, and the distance between the transmitting terminal of described antenna and the described battery center is greater than the feed side of described antenna and the distance between the described battery center.
2. Micro Intelligent Sensor according to claim 1 is characterized in that:
Described circuit card and the parallel placement of described battery, and the area of described circuit card is greater than the area of described battery;
Described antenna is paster antenna, and described antenna is positioned at the edge of described circuit card.
3. Micro Intelligent Sensor according to claim 1 and 2 is characterized in that:
Described housing has loam cake and bottom, and the top of described bottom is provided with battery cover, and described battery is installed in the described battery cover.
4. Micro Intelligent Sensor according to claim 3 is characterized in that:
Described circuit card is positioned at the top of described battery, and described circuit card has towards the lower surface of described battery and the upper surface of described battery dorsad, and described antenna is positioned at described upper surface.
5. Micro Intelligent Sensor according to claim 1 and 2 is characterized in that:
Described battery is circular button cell, and described battery center is the center of circle of described button cell.
6. Micro Intelligent Sensor according to claim 5 is characterized in that:
Described circuit card is circular, and the diameter of described circuit card is greater than the diameter of described button cell.
7. Micro Intelligent Sensor according to claim 6 is characterized in that:
In the projection on plane, described circuit card place, being projected in the described circuit card of described button cell.
8. Micro Intelligent Sensor according to claim 7 is characterized in that:
Described antenna is oblong, and described transmitting terminal and described feed side lay respectively at the two ends on the long limit of described oblong.
9. Micro Intelligent Sensor according to claim 1 and 2 is characterized in that:
Described housing is cylinder, and described cylindrical height is less than described cylindrical radius.
10. Micro Intelligent Sensor according to claim 9 is characterized in that:
Described circuit card is parallel with the upper surface of described housing, and described battery is also parallel with the upper surface of described housing.
CN201310185824.6A 2013-05-17 2013-05-17 Micro intelligent sensor Expired - Fee Related CN103231630B (en)

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Application Number Priority Date Filing Date Title
CN201310185824.6A CN103231630B (en) 2013-05-17 2013-05-17 Micro intelligent sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310185824.6A CN103231630B (en) 2013-05-17 2013-05-17 Micro intelligent sensor

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CN103231630B CN103231630B (en) 2016-08-17

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107367261A (en) * 2017-06-23 2017-11-21 国网浙江省电力公司宁波供电公司 A kind of novel field shaft tower surveys the device that inclines
CN109927492A (en) * 2017-12-15 2019-06-25 比亚迪股份有限公司 Device for monitoring tyre pressure, tire and vehicle

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6134188A (en) * 1997-08-08 2000-10-17 Junghans Uhren Gmbh Antenna for a radio-controlled wristwatch
WO2005049339A2 (en) * 2003-11-18 2005-06-02 Advantage Enterprises, Inc. Pressure monitoring system
US20060176230A1 (en) * 2005-02-01 2006-08-10 Akira Takakura Antenna structure and wave clock having the antenna structure, and method for manufacturing the antenna structure
CN101293467A (en) * 2007-04-27 2008-10-29 车王电子股份有限公司 Air valve cap type tire pressure detecting device
TW200943626A (en) * 2008-04-01 2009-10-16 Quanta Comp Inc Ultra-wideband antenna
CN102347777A (en) * 2010-07-23 2012-02-08 株式会社电装 Portable transmitter powered by button battery
CN102800922A (en) * 2012-05-31 2012-11-28 上海航铠电子科技有限公司 TPMS (Tire Pressure Monitor System) helicoidal paster covert inverted F-shaped antenna system
CN202764615U (en) * 2012-07-24 2013-03-06 彭达敏 Sensor capable of wirelessly transmitting and receiving signals and measuring temperature and pressure

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6134188A (en) * 1997-08-08 2000-10-17 Junghans Uhren Gmbh Antenna for a radio-controlled wristwatch
WO2005049339A2 (en) * 2003-11-18 2005-06-02 Advantage Enterprises, Inc. Pressure monitoring system
US20060176230A1 (en) * 2005-02-01 2006-08-10 Akira Takakura Antenna structure and wave clock having the antenna structure, and method for manufacturing the antenna structure
CN101293467A (en) * 2007-04-27 2008-10-29 车王电子股份有限公司 Air valve cap type tire pressure detecting device
TW200943626A (en) * 2008-04-01 2009-10-16 Quanta Comp Inc Ultra-wideband antenna
CN102347777A (en) * 2010-07-23 2012-02-08 株式会社电装 Portable transmitter powered by button battery
CN102800922A (en) * 2012-05-31 2012-11-28 上海航铠电子科技有限公司 TPMS (Tire Pressure Monitor System) helicoidal paster covert inverted F-shaped antenna system
CN202764615U (en) * 2012-07-24 2013-03-06 彭达敏 Sensor capable of wirelessly transmitting and receiving signals and measuring temperature and pressure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107367261A (en) * 2017-06-23 2017-11-21 国网浙江省电力公司宁波供电公司 A kind of novel field shaft tower surveys the device that inclines
CN109927492A (en) * 2017-12-15 2019-06-25 比亚迪股份有限公司 Device for monitoring tyre pressure, tire and vehicle
CN109927492B (en) * 2017-12-15 2020-11-06 比亚迪股份有限公司 Tire pressure monitoring device, tire and vehicle

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C53 Correction of patent of invention or patent application
CB03 Change of inventor or designer information

Inventor after: Zhang Guohua

Inventor after: Wang Yueqiong

Inventor after: Huang Yanyuan

Inventor after: Yang Guotao

Inventor after: Zhao Hongjuan

Inventor after: Yuan Qin

Inventor before: Zhang Guohua

Inventor before: Wang Yueqiong

Inventor before: Huang Yanyuan

Inventor before: Yang Guotao

Inventor before: Zhao Hongjuan

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: ZHANG GUOHUA WANG YUEQIONG HUANG YANYUAN YANG GUOTAO ZHAO HONGJUAN TO: ZHANG GUOHUA WANG YUEQIONG HUANG YANYUAN YANG GUOTAO ZHAO HONGJUAN YUAN QIN

ASS Succession or assignment of patent right

Owner name: ZHUHAI QUANQING TECHNOLOGY CO., LTD.

Free format text: FORMER OWNER: GUANGLIAN COMMUNICATION TECH CO. LTD.,ZHUHAI BONDED AREA

Effective date: 20150831

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Address after: 519060 Room 408, building A, comprehensive service area, Zhuhai Free Trade Zone, Guangdong

Applicant after: Zhuhai Quanqing Science and Technology Co., Ltd.

Address before: 519060 Union Avenue, Zhuhai Free Trade Zone, Guangdong

Applicant before: Oplink Communications Inc.

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Effective date of registration: 20170831

Address after: Luo East Lake New Technology Development Zone, Hubei city of Wuhan Province Yu Road 430074 No. 889 Wuhan Optics Valley Garden Center A 6 storey building No. 02

Patentee after: Net technology (Wuhan) Co., Ltd.

Address before: 519060 Room 408, building A, comprehensive service area, Zhuhai Free Trade Zone, Guangdong

Patentee before: Zhuhai full engine Technology Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160817

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CF01 Termination of patent right due to non-payment of annual fee