CN201947227U - External oscillation interference reduction structure of high-stability crystal oscillator - Google Patents
External oscillation interference reduction structure of high-stability crystal oscillator Download PDFInfo
- Publication number
- CN201947227U CN201947227U CN201020617512XU CN201020617512U CN201947227U CN 201947227 U CN201947227 U CN 201947227U CN 201020617512X U CN201020617512X U CN 201020617512XU CN 201020617512 U CN201020617512 U CN 201020617512U CN 201947227 U CN201947227 U CN 201947227U
- Authority
- CN
- China
- Prior art keywords
- crystal oscillator
- box body
- circuit board
- oscillation
- reduction structure
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Abstract
The utility model relates to an external oscillation interference reduction structure of a high-stability crystal oscillator. The oscillation reduction structure is characterized by comprising an oscillation reduction box, the high-stability crystal oscillator, a circuit board, a support board and O-shaped damp rings with nuts screwed at two ends, wherein the oscillation reduction box consists of a box cover and a box body; the high-stability crystal oscillator, the circuit board, the support board and the O-shaped damp rings with nuts screwed at two ends are arranged in the oscillation reduction box; a hole for the penetration of a bolt is preset on the circuit board; coaxial grooves evading crystal oscillator pins are preset on the support board; the outer profile of the support board is similar to that of the inner wall of the box body in geometrical shape; the bolt penetrates into the circuit board; the high-stability crystal oscillator is welded on the circuit board; the circuit board is fixed on the support board by the nuts; and one O-shaped damp ring with nuts screwed at two ends is arranged between each side surface of the support board and each side inside the box body, and the electrical connection points of the crystal oscillator are connected on a radio frequency connector on the box body through the coaxial line. The advantages are as follows: the external oscillation interference reduction structure is applicable to lead-type or surface-mounted type crystal oscillators with various shapes and sizes; the oscillator can be connected with the oscillation reduction structure directly in a tin soldering way; and the oscillation reduction structure optimizes the installation and debugging processes, improves the oscillation reduction effect and simultaneously reduces the size.
Description
Technical field
The utility model relates to a kind of vibration-proof structure of high stability crystal oscillator, be applied to the lifting and the optimization of high stability crystal oscillator stability.
Background technology
Along with the continuous development of radar and microwave communication technology, system is also improving gradually to the requirement of reference source spectral purity.Crystal oscillator is as a kind of important reference source, and the research of its high stability (low phase noise, high stability, high reliability) performance has been become an important topic.Crystal oscillator reduces stability because of the influence that is subjected to various acceleration at work, is a kind of effective measures that improve its stability for crystal oscillator increases vibration-proof structure.Reasonably damping structure design, easy Installation and Debugging method and the little overall dimension of trying one's best etc. remain main points and the difficult point in the crystal oscillator Vibration Absorption Designing process.
Summary of the invention
The utility model relates to a kind of vibration-proof structure of high stability crystal oscillator, and its purpose is intended to optimize the Installation and Debugging process, reduces overall dimension when reaching good effectiveness in vibration suppression.
Technical solution of the present utility model: it is characterized in that comprising a vibration damping box of forming by lid and box body, high stability crystal oscillator with its inside, wiring board, supporting bracket, the O type damped ring of both-end bag nut, wherein wiring board is reserved the hole of wearing bolt, supporting bracket is reserved the groove of hiding crystal oscillator pin and coaxial line, the supporting bracket outline is similar to the inboard wall of cartridge profile geometries, bolt penetrates wiring board, the welding of high stability crystal oscillator in the circuit board, nut is fixed on wiring board on the supporting bracket, the O type damped ring of both-end bag nut is installed respectively between inner each side of each side of supporting bracket and box body, the electric connecting point of crystal oscillator is connected on the radio frequency connector on the box body by coaxial line.
Advantage of the present utility model: the design and installation mode of O type damped ring can absorb the kinetic energy that all directions acceleration brings, and reaches the favorable damping effect; Be applicable to the lead type or the surface-adhered type crystal oscillator of various overall dimensions, and crystal oscillator can be directly mode by soldering be connected with vibration-proof structure, need not increases clamp structure for crystal oscillator, can adjust the weight of intraware by the thickness of adjusting supporting bracket, to reach best vibration damping proportion, optimized the assembly and adjustment process; The design's compact conformation, the length of supporting bracket and width can be reduced to length and the width that is equal to crystal oscillator, have greatly reduced overall dimension.
Description of drawings
Fig. 1 is the internal structure assembly drawing.
Fig. 2 is the overall structure assembly drawing.
Among the figure 1 is the high stability crystal oscillator, the 2nd, and bolt, the 3rd, wiring board, the 4th, supporting bracket, the 5th, nut, the 6th, the O type damped ring of both-end bag nut, the 7th, bolt, the 8th, bolt, the 9th, bolt, the 10th, lid, the 11st, box body, the 12nd, radio frequency connector, the 13rd, coaxial line.
Embodiment
The contrast accompanying drawing, its structure is to comprise a vibration damping box of being made up of lid 10 and box body 11, high stability crystal oscillator 1 with its inside, wiring board 3, supporting bracket 4, the O type damped ring 6 of both-end bag nut, wherein wiring board 3 is reserved the hole of wearing bolt 2, supporting bracket 4 is reserved the groove of hiding crystal oscillator pin and coaxial line 13, the supporting bracket outline is similar to the inboard wall of cartridge profile geometries, bolt 2 penetrates wiring board 3, the welding of high stability crystal oscillator in the circuit board, nut 5 is fixed on wiring board 3 on the supporting bracket, the O type damped ring 6 of both-end bag nut is installed respectively between supporting bracket 4 each side and box body 11 inner each side, the electric connecting point of crystal oscillator is connected on the radio frequency connector 12 on the box body 11 by coaxial line 13.
During installation, internal structure shown in the accompanying drawing 1 at first is installed, wiring board 3 is reserved the hole of wearing bolt 2 in the accompanying drawing 1, supporting bracket 4 is reserved the groove of hiding crystal oscillator pin and coaxial line 13, the supporting bracket outline is similar to box body 11 inner surface contour geometries, adjust the weight of intraware by the thickness of adjusting supporting bracket 4, to reach best vibration damping proportion.At first bolt 2 is penetrated wiring board 3, the high stability crystal oscillator with lead type or surface-adhered type is welded on the wiring board 3 then, and the nut 5 of screwing on is fixed on wiring board on the supporting bracket 4, O type damped ring 6 is installed in each side of supporting bracket 4 with bolt 7.Shown in accompanying drawing 2, overall structure is installed again, is fixed on the box body 11, the electric connecting point of crystal oscillator is connected on the radio frequency connector 12 on the box body, use fixedly lid 10 of bolt 9 at last by coaxial line 13 with the other end of bolt 8 with O type damped ring 6.
Claims (1)
1. the vibration-proof structure of a high stability crystal oscillator, it is characterized in that comprising a vibration damping box of forming by lid and box body, high stability crystal oscillator with its inside, wiring board, supporting bracket, 0 type damped ring of both-end bag nut, wherein wiring board is reserved the hole of wearing bolt, supporting bracket is reserved the groove of hiding crystal oscillator pin and coaxial line, the supporting bracket outline is similar to the inboard wall of cartridge profile geometries, bolt penetrates wiring board, the welding of high stability crystal oscillator in the circuit board, nut is fixed on wiring board on the supporting bracket, the O type damped ring of both-end bag nut is installed respectively between inner each side of each side of supporting bracket and box body, the electric connecting point of crystal oscillator is connected on the radio frequency connector on the box body by coaxial line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020617512XU CN201947227U (en) | 2010-11-22 | 2010-11-22 | External oscillation interference reduction structure of high-stability crystal oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020617512XU CN201947227U (en) | 2010-11-22 | 2010-11-22 | External oscillation interference reduction structure of high-stability crystal oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201947227U true CN201947227U (en) | 2011-08-24 |
Family
ID=44474563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020617512XU Expired - Lifetime CN201947227U (en) | 2010-11-22 | 2010-11-22 | External oscillation interference reduction structure of high-stability crystal oscillator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201947227U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104716923A (en) * | 2015-02-02 | 2015-06-17 | 西安电子科技大学 | Crystal oscillator damping device based on flexible reeds |
| CN106643899A (en) * | 2016-12-27 | 2017-05-10 | 美的集团股份有限公司 | Air box |
| CN107733394A (en) * | 2017-09-18 | 2018-02-23 | 维沃移动通信有限公司 | A kind of crystal oscillator and preparation method thereof and electronic equipment |
| CN109687836A (en) * | 2018-11-21 | 2019-04-26 | 中国电子科技集团公司第三十八研究所 | A kind of miniaturization antivibration a reference source |
| US11131360B2 (en) | 2015-12-03 | 2021-09-28 | Viasat, Inc. | Vibration isolation apparatuses for crystal oscillators |
| CN116398581A (en) * | 2023-03-29 | 2023-07-07 | 中国科学院国家空间科学中心 | Crystal oscillator vibration damper for sounding rocket data transmission transmitter |
-
2010
- 2010-11-22 CN CN201020617512XU patent/CN201947227U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104716923A (en) * | 2015-02-02 | 2015-06-17 | 西安电子科技大学 | Crystal oscillator damping device based on flexible reeds |
| CN104716923B (en) * | 2015-02-02 | 2017-11-24 | 西安电子科技大学 | A kind of crystal oscillator vibration absorber based on flexible strip |
| US11131360B2 (en) | 2015-12-03 | 2021-09-28 | Viasat, Inc. | Vibration isolation apparatuses for crystal oscillators |
| CN106643899A (en) * | 2016-12-27 | 2017-05-10 | 美的集团股份有限公司 | Air box |
| CN106643899B (en) * | 2016-12-27 | 2019-08-30 | 美的集团股份有限公司 | Air box |
| CN107733394A (en) * | 2017-09-18 | 2018-02-23 | 维沃移动通信有限公司 | A kind of crystal oscillator and preparation method thereof and electronic equipment |
| CN109687836A (en) * | 2018-11-21 | 2019-04-26 | 中国电子科技集团公司第三十八研究所 | A kind of miniaturization antivibration a reference source |
| CN116398581A (en) * | 2023-03-29 | 2023-07-07 | 中国科学院国家空间科学中心 | Crystal oscillator vibration damper for sounding rocket data transmission transmitter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201947227U (en) | External oscillation interference reduction structure of high-stability crystal oscillator | |
| CN102324299B (en) | High-safety capacitor used for vehicle | |
| CN203398270U (en) | Short-wave whip-shaped double-frequency antenna | |
| CN203056062U (en) | Interdigital filter used for C-waveband electronic countermeasure system | |
| CN202443864U (en) | Anti-explosion capacitor | |
| CN204572394U (en) | Noise-and-vibration-reduction piston compressor | |
| CN206419620U (en) | Secondary insulating shock-absorbing foot pad | |
| CN203260492U (en) | Novel high-voltage power capacitor | |
| CN201918736U (en) | High-voltage power capacitor | |
| CN206236756U (en) | A kind of lead-acid accumulator | |
| CN205131377U (en) | Chassis top connecting plate base of safety and stability | |
| CN204792449U (en) | Low impedance and non - solid electrolyte of induction reactance combination tantalum capacitor | |
| CN201627221U (en) | Shockless mounting structure for electrical apparatus of dredger | |
| CN206781146U (en) | A kind of foamed aluminium composite power battery anti-explosion plate | |
| CN201698900U (en) | Capacitor insulating sleeve convenient to fix | |
| CN203854728U (en) | Auxiliary-frame mounting structure | |
| CN2922236Y (en) | Integrated wide-band power supply wave filter | |
| CN205589147U (en) | Battery pencil fixed bolster and car | |
| CN204966278U (en) | Car condenser | |
| CN203406354U (en) | Vehicle power battery pack assembly | |
| CN215646386U (en) | Shielding case convenient for mounting vehicle-mounted wireless charger | |
| CN207140773U (en) | The mounting structure that a kind of battery installing plate is connected with engine mounting | |
| CN203558020U (en) | Back mounting bracket assembly of ECU | |
| CN201611612U (en) | Harmonic wave-suppressing capacitor | |
| CN207291633U (en) | Motor for Electric Automobile rear suspension bracket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110824 |