CN103944558A - Multi-spring shock absorption type anti-seismic constant temperature crystal oscillator - Google Patents
Multi-spring shock absorption type anti-seismic constant temperature crystal oscillator Download PDFInfo
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- CN103944558A CN103944558A CN201410175056.0A CN201410175056A CN103944558A CN 103944558 A CN103944558 A CN 103944558A CN 201410175056 A CN201410175056 A CN 201410175056A CN 103944558 A CN103944558 A CN 103944558A
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- oscillating circuit
- crystal oscillator
- oscillation circuit
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- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
The invention provides a multi-spring shock absorption type anti-seismic constant temperature crystal oscillator and relates to the technical field of crystal oscillators. The oscillator comprises a crystal oscillator body, a fixed plate and an oscillation circuit board carried with an oscillation circuit. The oscillation circuit board is provided with multiple through holes, and lead pins of the crystal oscillator body movably and respectively penetrate the through holes of the oscillation circuit board to be fixedly connected with the fixed plate in a matched mode and respectively connected with the oscillation circuit on the oscillation circuit board through soft lead wires. Two shock absorption springs sleeve on each lead pin of the crystal oscillator body, two ends of one of shock absorption springs on the same lead pin respectively abut against the crystal oscillator body and the oscillation circuit board, two ends of the other of shock absorption springs on the same lead pin respectively abut against the oscillation circuit board and the fixed plate. The oscillator has high frequency stability.
Description
Technical field
The present invention relates to crystal oscillator technology, particularly relate to a kind of technology of many springs shock-absorbing type antidetonation constant-temperature crystal oscillator.
Background technology
High frequency crystal oscillator is the critical component in electronic equipment, and it is widely used in, in the equipment such as navigation, communication, radar, measuring instrument, being called as " heart " of this class of electronic devices as reference frequency source (reference source).
As shown in Figure 2, traditional crystal oscillator mainly consists of oscillating circuit board 22 and crystal resonator 25, and each pin of crystal resonator 22 is all directly fixed on oscillating circuit board 25.
When traditional crystal oscillator is worked in vibration environment, the external force such as the vibration that external environment condition produces, centrifugal and impact can be directly transferred on crystal resonator by oscillating circuit board, thereby can cause frequency stability (the being phase noise) variation of crystal resonator.
Summary of the invention
For the defect existing in above-mentioned prior art, technical problem to be solved by this invention is to provide the much higher spring shock-absorbing type of a kind of frequency stability antidetonation constant-temperature crystal oscillator.
In order to solve the problems of the technologies described above, a kind of many springs shock-absorbing type antidetonation constant-temperature crystal oscillator provided by the present invention, comprises crystal resonator, and is equipped with the oscillating circuit board of oscillating circuit, it is characterized in that: also comprise fixed head;
On described oscillating circuit board, offer a plurality of through holes, each pin of crystal resonator respectively through affixed with fixed head after each through hole on oscillating circuit board, and connects the oscillating circuit on oscillating circuit board by soft wire respectively with movable fit system;
On each pin of described crystal resonator, be all equipped with two damping springs, and on same pin in two damping springs, have the two ends of a damping spring to prop up respectively crystal resonator and oscillating circuit board, the two ends of another root damping spring prop up respectively oscillating circuit board and fixed head.
Further, on described crystal resonator, be fixed with balancing weight.
Many springs shock-absorbing type antidetonation constant-temperature crystal oscillator provided by the invention, because crystal resonator and oscillating circuit board are movable cooperations, and be provided with damping spring between the two, significantly decay after acting on external force on oscillating circuit board and cushioning by damping spring, can effectively reduce the impact of external vibration on crystal resonator, its frequency stability will be far above traditional crystal oscillator.
Accompanying drawing explanation
Fig. 1 is the structural representation of many springs shock-absorbing type antidetonation constant-temperature crystal oscillator of the embodiment of the present invention;
Fig. 2 is the structural representation of traditional crystal oscillator.
Embodiment
Below in conjunction with accompanying drawing explanation, embodiments of the invention are described in further detail, but the present embodiment is not limited to the present invention, every employing analog structure of the present invention and similar variation thereof, all should list protection scope of the present invention in.
As shown in Figure 1, a kind of many springs shock-absorbing type antidetonation constant-temperature crystal oscillator that the embodiment of the present invention provides, comprises crystal resonator 5, and is equipped with the oscillating circuit board 2 of oscillating circuit, it is characterized in that: also comprise fixed head 1;
On described oscillating circuit board 2, offer a plurality of through holes, each pin of crystal resonator 5 respectively through affixed with fixed head 1 after each through hole on oscillating circuit board 2, and connects the oscillating circuit on oscillating circuit board 2 by soft wire respectively with movable fit system;
On each pin of described crystal resonator 5, be all equipped with two damping springs 3, and on same pin in two damping springs 3, have the two ends of a damping spring 3 to prop up respectively crystal resonator 5 and oscillating circuit board 2, the two ends of another root damping spring 3 prop up respectively oscillating circuit board 2 and fixed head 1.
In the embodiment of the present invention, on described crystal resonator 5, be fixed with balancing weight 4, the weight of crystal resonator 5 one sides is increased to some extent, can promote damping, buffering effect.
The embodiment of the present invention is applicable to being arranged on the electronic equipment of needs reference frequency source to be used, during installation, oscillating circuit board is directly fixed on electronic equipment, and all unsettled settings of crystal resonator and fixed head, making to conduct by electronic equipment the external force of coming can only act directly on oscillating circuit board, while working in vibration environment, the external force acting on oscillating circuit board conducts to damping spring by oscillating circuit board, after damping spring buffering, conduct to crystal resonator again, External Force Acting while conducting to crystal resonator is significantly decayed by damping spring, thereby less on the impact of crystal resonator, the frequency stability of crystal resonator is also relatively high.
The traditional crystal oscillator that the embodiment of the present invention is compared same frequency in frequency stability improves significantly, the crystal oscillator of 10MHz frequency of take is example, under the acceleration environment of 1g sine wave, the stationary value of frequency is at 0.5ppb/g, and the frequency stability value of traditional crystal oscillator is at 1ppb/g.
Claims (2)
1. the shock-absorbing type of spring more than an antidetonation constant-temperature crystal oscillator, comprises crystal resonator, and is equipped with the oscillating circuit board of oscillating circuit, it is characterized in that: also comprise fixed head;
On described oscillating circuit board, offer a plurality of through holes, each pin of crystal resonator respectively through affixed with fixed head after each through hole on oscillating circuit board, and connects the oscillating circuit on oscillating circuit board by soft wire respectively with movable fit system;
On each pin of described crystal resonator, be all equipped with two damping springs, and on same pin in two damping springs, have the two ends of a damping spring to prop up respectively crystal resonator and oscillating circuit board, the two ends of another root damping spring prop up respectively oscillating circuit board and fixed head.
2. many springs shock-absorbing type antidetonation constant-temperature crystal oscillator according to claim 1, is characterized in that: on described crystal resonator, be fixed with balancing weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410175056.0A CN103944558A (en) | 2014-04-29 | 2014-04-29 | Multi-spring shock absorption type anti-seismic constant temperature crystal oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410175056.0A CN103944558A (en) | 2014-04-29 | 2014-04-29 | Multi-spring shock absorption type anti-seismic constant temperature crystal oscillator |
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| CN103944558A true CN103944558A (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410175056.0A Pending CN103944558A (en) | 2014-04-29 | 2014-04-29 | Multi-spring shock absorption type anti-seismic constant temperature crystal oscillator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104601137A (en) * | 2014-12-30 | 2015-05-06 | 广东大普通信技术有限公司 | Method for improving shock resistance of crystal oscillator and crystal oscillator |
| CN106026963A (en) * | 2016-05-13 | 2016-10-12 | 长沙天穹电子科技有限公司 | Crystal oscillator using airbag for shock absorption |
| CN106595732A (en) * | 2016-11-22 | 2017-04-26 | 何英 | Shockproof instrument |
| CN108649919A (en) * | 2018-07-31 | 2018-10-12 | 苏州市利明电子有限公司 | A kind of efficiently fixed tuning fork crystal resonator |
| CN109195230A (en) * | 2018-08-14 | 2019-01-11 | 合肥超必达网络技术服务有限公司 | A kind of shockproof wireless network card |
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| CN1271998A (en) * | 1999-04-23 | 2000-11-01 | 株式会社村田制作所 | Piezoelectric device and piezoelectric resonator using same |
| JP2007005208A (en) * | 2005-06-27 | 2007-01-11 | Matsushita Electric Works Ltd | Detecting switch |
| WO2010020389A2 (en) * | 2008-08-18 | 2010-02-25 | Albert-Ludwigs-Universität Freiburg | Method and device for generating electric energy from mechanical excitation oscillation |
| CN102222811A (en) * | 2011-03-28 | 2011-10-19 | 聚信科技有限公司 | Filter |
| CN203827318U (en) * | 2014-04-29 | 2014-09-10 | 上海鸿晔电子科技有限公司 | Multi-spring damping type anti-shock constant temperature crystal oscillator |
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2014
- 2014-04-29 CN CN201410175056.0A patent/CN103944558A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1271998A (en) * | 1999-04-23 | 2000-11-01 | 株式会社村田制作所 | Piezoelectric device and piezoelectric resonator using same |
| JP2007005208A (en) * | 2005-06-27 | 2007-01-11 | Matsushita Electric Works Ltd | Detecting switch |
| WO2010020389A2 (en) * | 2008-08-18 | 2010-02-25 | Albert-Ludwigs-Universität Freiburg | Method and device for generating electric energy from mechanical excitation oscillation |
| CN102222811A (en) * | 2011-03-28 | 2011-10-19 | 聚信科技有限公司 | Filter |
| CN203827318U (en) * | 2014-04-29 | 2014-09-10 | 上海鸿晔电子科技有限公司 | Multi-spring damping type anti-shock constant temperature crystal oscillator |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104601137A (en) * | 2014-12-30 | 2015-05-06 | 广东大普通信技术有限公司 | Method for improving shock resistance of crystal oscillator and crystal oscillator |
| CN104601137B (en) * | 2014-12-30 | 2018-04-27 | 广东大普通信技术有限公司 | A kind of method and crystal oscillator for improving crystal oscillator shock resistance |
| CN106026963A (en) * | 2016-05-13 | 2016-10-12 | 长沙天穹电子科技有限公司 | Crystal oscillator using airbag for shock absorption |
| CN106595732A (en) * | 2016-11-22 | 2017-04-26 | 何英 | Shockproof instrument |
| CN108649919A (en) * | 2018-07-31 | 2018-10-12 | 苏州市利明电子有限公司 | A kind of efficiently fixed tuning fork crystal resonator |
| CN108649919B (en) * | 2018-07-31 | 2023-08-01 | 苏州市利明电子有限公司 | High-efficient fixed tuning fork crystal resonator |
| CN109195230A (en) * | 2018-08-14 | 2019-01-11 | 合肥超必达网络技术服务有限公司 | A kind of shockproof wireless network card |
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Application publication date: 20140723 |
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