CN109687836A - A kind of miniaturization antivibration a reference source - Google Patents
A kind of miniaturization antivibration a reference source Download PDFInfo
- Publication number
- CN109687836A CN109687836A CN201811402400.XA CN201811402400A CN109687836A CN 109687836 A CN109687836 A CN 109687836A CN 201811402400 A CN201811402400 A CN 201811402400A CN 109687836 A CN109687836 A CN 109687836A
- Authority
- CN
- China
- Prior art keywords
- support plate
- antivibration
- miniaturization
- damper
- reference source
- Prior art date
- 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.)
- Pending
Links
- 239000013078 crystal Substances 0.000 claims abstract description 27
- 239000007769 metal material Substances 0.000 claims description 3
- 230000035939 shock Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 7
- 238000013016 damping Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders; Supports
- H03H9/09—Elastic or damping supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/14—Vibration-dampers; Shock-absorbers of cable support type, i.e. frictionally-engaged loop-forming cables
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The present invention discloses a kind of miniaturization antivibration a reference source, including support plate, crystal oscillator, circuit board and damper；The support plate is provided with obverse and reverse, and the front is connect with the circuit board to be affixed, and the reverse side connect with the damper and is affixed, and mounting hole is provided in the middle part of the support plate, and the crystal oscillator passes through the mounting hole and connect with the circuit board；The present invention has good vibration performance, shock resistance and wide warm adaptability under missile-borne platform environment, while making the design of crystal oscillator and frequency device while guaranteeing low-power consumption, light weight, small size.
Description
Technical field
The present invention relates to electronic equipment anti-vibration and shock technical fields, and in particular to a kind of miniaturization antivibration a reference source.
Background technique
Since the structure of current most of electronic equipment designs the trend of all oriented small light, by working platform environment
Influence and payload limitation, generally require frequency source circuit must assure that while guaranteeing low phase noise low-power consumption,
There is good vibration performance, shock resistance and wide warm adaptability while light weight, small size.
For frequency reference crystal oscillator due to its distinctive voltage-frequency effect become in frequency source to vibration most
Sensitive component.Under random vibration condition, crystal oscillator phase noise is almost unrelated with its static phase noise, and depends primarily on
The acceleration sensitivity of crystal oscillator and the oscillation power spectrum density that it is experienced.If usually made crystal oscillator as frequency reference source
Used time has to configuration dampening apparatus for crystal oscillator, and existing dampening apparatus volume is generally all far longer than crystal oscillating circuit
Occupied space.
In view of the above drawbacks, creator of the present invention obtains the present invention by prolonged research and practice finally.
Summary of the invention
To solve above-mentioned technological deficiency, the technical solution adopted by the present invention is, provides a kind of miniaturization antivibration a reference source,
Including support plate, crystal oscillator, circuit board and damper；The support plate is provided with obverse and reverse, the front and the circuit
Plate connection is affixed, and the reverse side connect with the damper and is affixed, and is provided with mounting hole in the middle part of the support plate, the crystal oscillator is worn
It crosses the mounting hole and is connect with the circuit board.
Preferably, the damper is set as 2, and the damper be symmetricly set on centered on the crystal oscillator it is described
In support plate.
Preferably, the damper includes wirerope and corresponding top base and bottom base, the top base and described
Support plate connection, the bottom base are connect with mounting surface.
Preferably, threaded hole is arranged in the two sides of the mounting hole in the support plate, the first screw passes through the threaded hole
The circuit board is fixedly connected with the support plate.
Preferably, the threaded hole is set as 4, and it is symmetrical set centered on the mounting hole.
Preferably, through-hole is arranged between unilateral adjacent two threaded hole of the mounting hole, the second screw passes through described
The support plate is fixedly connected by through-hole with the damper.
Preferably, groove is arranged in the positive side in the through-hole.
Preferably, the support plate is set as metal material.
The beneficial effects of the present invention are the configuration of the present invention is simple compared with the prior art, have good freedom from vibration
Energy, shock resistance and wide warm adaptability；Vibration damping, shock resistance, constant temperature and heat dissipation effect are considered simultaneously when design, and by the crystalline substance
Vibration suspension is projecting, makes full use of the space between the support plate lower part and the damper；The cushion blocking bullet of the damper
It is big between skip, antivibration, good impact resistant effect.Compared with prior art there is clear advantage to make crystalline substance under missile-borne platform environment
Vibration and the design of frequency device guarantee there is good vibration performance, shock resistance while low-power consumption, light weight, small size simultaneously
Performance and wide warm adaptability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of present invention miniaturization antivibration a reference source；
Fig. 2 is the structural schematic diagram of the damper；
Fig. 3 is the structural schematic diagram of the support plate.
Digital representation in figure:
1- support plate；2- crystal oscillator；3- circuit board；4- damper；11- mounting hole；12- threaded hole；13- through-hole；41- steel wire
Rope；42- top base；43- bottom base.
Specific embodiment
Below in conjunction with attached drawing, the forgoing and additional technical features and advantages are described in more detail.
Embodiment one
Miniaturization antivibration a reference source of the present invention includes support plate 1, crystal oscillator 2, circuit board 3 and damper 4.
The support plate 1 is provided with obverse and reverse, and the front is affixed with the circuit board 3, the reverse side with it is described
Damper 4 is affixed, and the support plate 1, the circuit board 3 and the damper 4 can be realized between adjacent component by bolt
It is fixedly connected.Be provided with mounting hole 11 in the middle part of the support plate 1, the crystal oscillator 2 pass through the mounting hole 11 and with the circuit
Plate 3 connects, to keep miniaturization antivibration a reference source connection combination shape of the present invention integral.By screw by the damping
4 bottom of device is fixed on required place, thus the integral installation of the achievable miniaturization antivibration a reference source.
Preferably, the damper 4 is set as 2, and the damper 4 is symmetricly set on centered on the crystal oscillator 2
In the support plate 1.
The support plate 1 has certain thickness, is increasing the same of the miniaturization antivibration a reference source overall structural strength
Shi Zengjia weight mass.It is projecting to suspend the crystal oscillator 2 by the way that the mounting hole 11 is arranged among the support plate 1
Mode install, the space between 1 lower part of support plate and the damper 4 is made full use of, to reduce the miniaturization
The overall volume of antivibration a reference source, convenient for being useful under the lesser working condition in mountable space.
Threaded hole 12 is arranged in the two sides of the mounting hole 11 in the support plate 1, by the threaded hole 12 by the electricity
Road plate 3 is fixedly connected with the support plate 1.Weight mass and good heating conduction for the guarantee support plate 1, it is described
1 material of support plate is set as metal material, is preferably arranged to copper, and weight is set as 57g.The crystal oscillator 2 is preferably arranged to constant temperature
Crystal oscillator, in the present embodiment the constant-temperature crystal oscillator model MXO37/8D-F17H3T-100, manufacturer Magic Xtal.Institute
The accessory circuit that circuit board 3 is the crystal oscillator 2 is stated, can be made on demand according to the crystal oscillator 2 of different model.
The threaded hole 12 is traditionally arranged to be 4, and is symmetrical set centered on the mounting hole 11, the installation
Through-hole 13 is set between unilateral adjacent two threaded hole 12 in hole 11, and the through-hole 13 is for the support plate 1 and described subtracts
The connection between device 4 is shaken, the front to guarantee the corresponding circuit board 3 of the support plate 1 is smooth, and the through-hole 13 is in institute
Positive side setting groove is stated, the groove is kept away for placing the screw ailhead for connecting the support plate 1 and the damper 4
Exempt from the caused positive out-of-flatness after the screw is installed.
The damper 4 includes wirerope 41 and corresponding top base 42 and bottom base 43, the top base 42 and institute
It states bottom base 43 and face and damping object is fixedly mounted respectively, the wirerope 41 plays cushioning effect.It is adjusted according to by damping object
41 length of wirerope and line footpath, can achieve best damping effect.For in the present invention mainly for miniaturization answer
With the wirerope 41 is relatively carefully shorter to be advisable.The damper 4 is avoided using rubber and sponge simultaneously, is had excellent long-term
Use reliability.
The configuration of the present invention is simple has good shock resistance, shock resistance and wide warm adaptability；When design simultaneously
Consider vibration damping, shock resistance, constant temperature and heat dissipation effect, and the crystal oscillator 2 is suspended and is hung upside down, makes full use of 1 lower part of support plate
Space between the damper 4；The cushion blocking bounce space of the damper 4 is big, antivibration, good impact resistant effect.With it is existing
Having technology to compare, there is clear advantage to make the design of crystal oscillator and frequency device under missile-borne platform environment while guarantee low function
There is good vibration performance, shock resistance and wide warm adaptability while consumption, light weight, small size.
The foregoing is merely presently preferred embodiments of the present invention, is merely illustrative for the purpose of the present invention, and not restrictive
's.Those skilled in the art understand that in the spirit and scope defined by the claims in the present invention many changes can be carried out to it,
It modifies or even equivalent, but falls in protection scope of the present invention.
Claims (8)
1. a kind of miniaturization antivibration a reference source, which is characterized in that including support plate, crystal oscillator, circuit board and damper；The support
Plate is provided with obverse and reverse, and the front is connect with the circuit board to be affixed, and the reverse side connect with the damper and is affixed,
Mounting hole is provided in the middle part of the support plate, the crystal oscillator passes through the mounting hole and connect with the circuit board.
2. miniaturization antivibration a reference source as described in claim 1, which is characterized in that the damper is set as 2, and described
Damper is symmetricly set in the support plate centered on the crystal oscillator.
3. miniaturization antivibration a reference source as claimed in claim 2, which is characterized in that the damper includes wirerope and right
The top base and bottom base answered, the top base are connected with the support plate, and the bottom base is connect with mounting surface.
4. as claimed in claim 2 miniaturization antivibration a reference source, which is characterized in that the support plate in the mounting hole two
Threaded hole is arranged in side, and the circuit board is fixedly connected by the first screw by the threaded hole with the support plate.
5. miniaturization antivibration a reference source as claimed in claim 4, which is characterized in that the threaded hole is set as 4, and with institute
It states and is symmetrical set centered on mounting hole.
6. as claimed in claim 5 miniaturization antivibration a reference source, which is characterized in that the mounting hole it is unilateral adjacent two described in
Through-hole is set between threaded hole, and the support plate is fixedly connected by the second screw by the through-hole with the damper.
7. miniaturization antivibration a reference source as claimed in claim 6, which is characterized in that the through-hole is arranged in the positive side
Groove.
8. miniaturization antivibration a reference source as described in claim 1, which is characterized in that the support plate is set as metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811402400.XA CN109687836A (en) | 2018-11-21 | 2018-11-21 | A kind of miniaturization antivibration a reference source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811402400.XA CN109687836A (en) | 2018-11-21 | 2018-11-21 | A kind of miniaturization antivibration a reference source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109687836A true CN109687836A (en) | 2019-04-26 |
Family
ID=66185881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811402400.XA Pending CN109687836A (en) | 2018-11-21 | 2018-11-21 | A kind of miniaturization antivibration a reference source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109687836A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112332796A (en) * | 2020-11-12 | 2021-02-05 | 中国电子科技集团公司第二十六研究所 | Vibration damper of airborne crystal oscillator |
| CN112696456A (en) * | 2020-12-22 | 2021-04-23 | 北京无线电计量测试研究所 | Auxiliary vibration damping device and method for crystal oscillator |
| CN113757302A (en) * | 2021-09-10 | 2021-12-07 | 常州工学院 | Combined vibration damper |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070114707A1 (en) * | 2005-11-18 | 2007-05-24 | Shun-Hsu Tu | Impact resistance vibration isolator |
| CN201947227U (en) * | 2010-11-22 | 2011-08-24 | 南京中电熊猫晶体科技有限公司 | External oscillation interference reduction structure of high-stability crystal oscillator |
| CN202750045U (en) * | 2012-08-06 | 2013-02-20 | 上海无线电设备研究所 | Anti-vibration crystal oscillator component |
| CN202759411U (en) * | 2012-08-03 | 2013-02-27 | 南京中电熊猫晶体科技有限公司 | Constant temperature crystal oscillator vibration damping structure |
| CN203911899U (en) * | 2014-06-23 | 2014-10-29 | 成都世源频控技术有限公司 | Miniaturized vibration resistant structure of crystal oscillator |
| CN207184453U (en) * | 2017-07-18 | 2018-04-03 | 成都世源频控技术股份有限公司 | A kind of miniaturization vibration proof structure of crystal oscillator |
-
2018
- 2018-11-21 CN CN201811402400.XA patent/CN109687836A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070114707A1 (en) * | 2005-11-18 | 2007-05-24 | Shun-Hsu Tu | Impact resistance vibration isolator |
| CN201947227U (en) * | 2010-11-22 | 2011-08-24 | 南京中电熊猫晶体科技有限公司 | External oscillation interference reduction structure of high-stability crystal oscillator |
| CN202759411U (en) * | 2012-08-03 | 2013-02-27 | 南京中电熊猫晶体科技有限公司 | Constant temperature crystal oscillator vibration damping structure |
| CN202750045U (en) * | 2012-08-06 | 2013-02-20 | 上海无线电设备研究所 | Anti-vibration crystal oscillator component |
| CN203911899U (en) * | 2014-06-23 | 2014-10-29 | 成都世源频控技术有限公司 | Miniaturized vibration resistant structure of crystal oscillator |
| CN207184453U (en) * | 2017-07-18 | 2018-04-03 | 成都世源频控技术股份有限公司 | A kind of miniaturization vibration proof structure of crystal oscillator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112332796A (en) * | 2020-11-12 | 2021-02-05 | 中国电子科技集团公司第二十六研究所 | Vibration damper of airborne crystal oscillator |
| CN112332796B (en) * | 2020-11-12 | 2024-02-20 | 中国电子科技集团公司第二十六研究所 | Vibration damper of airborne crystal oscillator |
| CN112696456A (en) * | 2020-12-22 | 2021-04-23 | 北京无线电计量测试研究所 | Auxiliary vibration damping device and method for crystal oscillator |
| CN113757302A (en) * | 2021-09-10 | 2021-12-07 | 常州工学院 | Combined vibration damper |
| CN113757302B (en) * | 2021-09-10 | 2022-11-25 | 常州工学院 | Combined vibration damper |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190426 |
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| RJ01 | Rejection of invention patent application after publication |