CN213818449U - High-stability constant-temperature crystal oscillator - Google Patents
High-stability constant-temperature crystal oscillator Download PDFInfo
- Publication number
- CN213818449U CN213818449U CN202022514683.6U CN202022514683U CN213818449U CN 213818449 U CN213818449 U CN 213818449U CN 202022514683 U CN202022514683 U CN 202022514683U CN 213818449 U CN213818449 U CN 213818449U
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- China
- Prior art keywords
- protective housing
- oscillator
- damping device
- crystal oscillator
- fixed mounting
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- 239000013078 crystal Substances 0.000 title claims abstract description 28
- 230000001681 protective effect Effects 0.000 claims abstract description 67
- 238000013016 damping Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 230000003139 buffering effect Effects 0.000 claims description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000001174 ascending effect Effects 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 230000007480 spreading Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a high stability constant temperature crystal oscillator relates to constant temperature crystal oscillator technical field. Including protective housing and oscillator body, the inside fixed mounting of protective housing has buffer gear, the outside fixed mounting of protective housing has cooling mechanism, the oscillator body passes through buffer gear and the inner wall sliding connection of protective housing. Utilize top damping device and bottom damping device to form elastic connection between the top and the bottom of oscillator body and the protective housing respectively, when external article bump with the protective housing, the protective housing can carry out the ascending slight vibrations of vertical side in the outside of oscillator body, with this come to lowly disappear to the produced impact force of bump in-process, make the impact force of spreading into the protective housing inside and obtained a large amount of reductions, thereby guaranteed that the oscillator body can obtain good protection when using, be equipped with the advantage of high stability, with the relatively poor problem of solution stability in use.
Description
Technical Field
The utility model relates to an oven controlled crystal oscillator technical field specifically is a high stability oven controlled crystal oscillator.
Background
An oven controlled crystal oscillator (OCXO) is composed of an oven control circuit and an oscillator circuit, and generally, a differential series amplifier composed of a thermistor bridge is used to realize temperature control.
In the prior art, the oven controlled crystal oscillator may be affected by the external environment during the use process, external impurities collide with the oven controlled crystal oscillator, which may cause damage to the oven controlled crystal oscillator, and the oven controlled crystal oscillator may generate heat during the use process, thereby causing the normal use of the oven controlled crystal oscillator to be limited.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high stability constant temperature crystal oscillator possesses the advantage of high stability to solve the relatively poor problem of stability in use.
For the purpose that realizes high stability, the utility model provides a following technical scheme: a high-stability constant-temperature crystal oscillator comprises a protective shell and an oscillator body, wherein a buffer mechanism is fixedly installed inside the protective shell, a cooling mechanism is fixedly installed on the outer side of the protective shell, and the oscillator body is connected with the inner wall of the protective shell in a sliding mode through the buffer mechanism;
the buffer mechanism comprises a top damping device and a bottom damping device, the top damping device is fixedly installed with the top of the inner wall of the protective shell, and the bottom damping device is fixedly installed with the bottom of the inner wall of the protective shell;
the top damping device comprises a driving box, a sliding rod is fixedly mounted between the inner walls of the two sides of the driving box, two sliding blocks are connected to the outer side of the sliding rod in a sliding mode, a telescopic loop bar is hinged to the bottom of each sliding block, and the bottom of the telescopic loop bar extends to the lower portion of the driving box and is hinged to the top of the oscillator body.
As an optimal technical scheme of the utility model, buffer spring has been cup jointed to the outside of flexible loop bar is fixed, the bottom of flexible loop bar articulates there is the connecting axle, the bottom of connecting axle and the top fixed mounting of oscillator body.
As a preferred technical scheme of the utility model, the bottom damping device and the bottom fixed mounting of protective housing inner wall, bottom damping device is including buffering frame, reset spring and place the piece, equal fixed mounting places the piece between oscillator body and the protective housing inner wall bottom, two on the same vertical direction place the piece and pass through reset spring and buffering frame sliding connection.
As a preferred technical scheme of the utility model, cooling mechanism is including the box of breathing in, the outside fixed mounting of box and protective housing breathes in, the inner wall fixed mounting of box of breathing in has the mounting panel, the inboard fixed mounting of mounting panel has micro-fan, micro-fan's air-out end is located the inside of protective housing.
As the utility model discloses a preferred technical scheme, the outside fixed mounting of box of ventilating has two grip blocks, and the activity joint has the filter screen between two grip blocks.
Compared with the prior art, the utility model provides a high stability constant temperature crystal oscillator possesses following beneficial effect:
1. this high stability constant temperature crystal oscillator, through setting up buffer gear, utilize top damping device and bottom damping device to form elastic connection between the top of oscillator body and bottom and the protective housing respectively, when external article bumps with the protective housing, the protective housing can carry out the ascending slight vibrations of vertical side in the outside of oscillator body, with this come to hang down the impact force that produces among the collision process and disappear, make the impact force of spreading into the protective housing inside and obtained a large amount of reductions, thereby guaranteed that the oscillator body can obtain good protection when using, be equipped with the advantage of high stability, with the relatively poor problem of solution stability in use.
2. This high stability constant temperature crystal oscillator, through setting up cooling mechanism, utilize micro-fan to flow with the inside of external air suction protective housing and the scavenge port through the protective housing for the inside of protective housing forms mobile heat dissipation channel, makes the air that flows take away the protective housing with the produced heat of oscillator body, thereby has reduced the oscillator body at produced temperature of during operation, has guaranteed constant temperature crystal oscillator's normal use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front sectional view of the protective case of the present invention;
fig. 3 is a schematic structural diagram of the present invention.
In the figure: 1. a protective shell; 2. an oscillator body; 3. a buffer mechanism; 4. a cooling mechanism; 5. a top damping device; 6. a bottom damping device; 7. a drive cartridge; 8. a slide bar; 9. a slider; 10. a telescopic loop bar; 11. a connecting shaft; 12. a buffer frame; 13. a return spring; 14. placing the blocks; 15. a ventilation box; 16. mounting a plate; 17. a micro fan; 18. a clamping block; 19. and (5) filtering by using a filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model discloses a high-stability oven controlled crystal oscillator, which comprises a protective shell 1 and an oscillator body 2, wherein a buffer mechanism 3 is fixedly arranged in the protective shell 1, a cooling mechanism 4 is fixedly arranged at the outer side of the protective shell 1, and the oscillator body 2 is connected with the inner wall of the protective shell 1 in a sliding manner through the buffer mechanism 3;
Top damping device 5 includes drive box 7, fixed mounting has slide bar 8 between the both sides inner wall of drive box 7, the outside sliding connection of slide bar 8 has two sliders 9, the bottom of slider 9 articulates there is flexible loop bar 10, the bottom of flexible loop bar 10 extends to the below of drive box 7 and articulates with the top of oscillator body 2.
Bottom damping device 6 and the bottom fixed mounting of 1 inner wall of protective housing, bottom damping device 6 is including buffering frame 12, reset spring 13 and place piece 14, equal fixed mounting places piece 14 between oscillator body 2 and the 1 inner wall bottom of protective housing, two on the same vertical direction place piece 14 and pass through reset spring 13 and buffering frame 12 sliding connection.
Through setting up buffer gear 3, utilize top damping device 5 and bottom damping device 6 to form elastic connection between oscillator body 2's top and bottom and protective housing 1 respectively, when external article and protective housing 1 bump, protective housing 1 can carry out the ascending slight vibrations of vertical side in oscillator body 2's the outside, with this produced impact force of collision in-process disappears lowly, make the impact force of spreading into protective housing 1 inside into obtain a large amount of reductions, thereby guaranteed that oscillator body 2 can obtain good protection when using, be equipped with the advantage of high stability, with the relatively poor problem of solution stability in use.
Specifically, the buffer spring is fixedly sleeved on the outer side of the telescopic loop bar 10, the bottom end of the telescopic loop bar 10 is hinged with a connecting shaft 11, and the bottom of the connecting shaft 11 is fixedly installed on the top of the oscillator body 2.
In this embodiment, flexible loop bar 10 includes activity pipe and sleeve pipe, and the one end of activity pipe is located intraductal portion of cover, through the pulling activity pipe, thereby makes its length constantly change at intraductal portion of cover realize flexible, utilizes buffer spring's automatic resilience on flexible loop bar 10, can make and form elastic contact between top damping device 5 and the oscillator body 2.
Specifically, cooling mechanism 4 includes box 15 that breathes in, the outside fixed mounting of box 15 and protective housing 1 breathes in, the inner wall fixed mounting of box 15 that breathes in has mounting panel 16, the inboard fixed mounting of mounting panel 16 has micro-fan 17, micro-fan 17's air-out end is located the inside of protective housing 1.
In this embodiment, through setting up cooling mechanism 4, utilize micro-fan 17 to flow with the inside of external air suction protective housing 1 and the scavenge port through protective housing 1 for the inside of protective housing 1 forms mobile heat dissipation channel, makes the air that flows take away the produced heat of oscillator body 2 protective housing 1, thereby has reduced oscillator body 2 at produced temperature of during operation, has guaranteed the normal use of constant temperature crystal oscillator.
Specifically, the outside fixed mounting of box 15 that trades gas has two grip blocks 18, and the activity joint has filter screen 19 between two grip blocks 18.
In this embodiment, utilize filter screen 19 to filter when external air gets into protective housing 1 inside to avoid external floating dust and the contact of oscillator body 2, two grip blocks 18's setting can in time be replaced filter screen 19 simultaneously, thereby has guaranteed filter screen 19's filter effect.
The utility model discloses a theory of operation and use flow: when the oscillator is used, the oscillator is connected with the circuit board, when the oscillator body 2 needs to be radiated, the micro-fan 17 is started, the micro-fan 17 pumps air outside the protective shell 1 into the micro-fan, the pumped air is discharged outwards through the ventilation port, and the heat generated by the oscillator body 2 is taken out of the protective shell 1 by the flowing air, so that the temperature generated by the oscillator body 2 during working is reduced.
In conclusion, the high-stability oven controlled crystal oscillator is provided with the buffer mechanism 3, the top and the bottom of the oscillator body 2 can be respectively and elastically connected with the protective shell 1 by utilizing the top damping device 5 and the bottom damping device 6, when an external object collides with the protective shell 1, the protective shell 1 can slightly vibrate in the vertical direction on the outer side of the oscillator body 2, so that the impact force generated in the collision process is reduced, the impact force transmitted into the protective shell 1 is greatly reduced, the oscillator body 2 can be well protected in use, and the high-stability oven controlled crystal oscillator has the advantage of high stability and solves the problem of poor use stability; through setting up cooling mechanism 4, utilize micro-fan 17 with the inside of external air suction protective housing 1 and flow through the scavenge port of protective housing 1 for the inside of protective housing 1 forms mobile formula heat dissipation channel, makes the air that flows take away protective housing 1 with the produced heat of oscillator body 2, thereby has reduced oscillator body 2 at the produced temperature of during operation, has guaranteed the normal use of constant temperature crystal oscillator.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a high stability oven controlled crystal oscillator, includes protective housing (1) and oscillator body (2), its characterized in that: the oscillator comprises a protective shell (1), a buffer mechanism (3) is fixedly mounted inside the protective shell (1), a cooling mechanism (4) is fixedly mounted on the outer side of the protective shell (1), and an oscillator body (2) is connected with the inner wall of the protective shell (1) in a sliding mode through the buffer mechanism (3);
the buffer mechanism (3) comprises a top damping device (5) and a bottom damping device (6), the top damping device (5) is fixedly installed at the top of the inner wall of the protective shell (1), and the bottom damping device (6) is fixedly installed at the bottom of the inner wall of the protective shell (1);
top damping device (5) are including drive box (7), fixed mounting has slide bar (8) between the both sides inner wall of drive box (7), the outside sliding connection of slide bar (8) has two sliders (9), the bottom of slider (9) articulates there is flexible loop bar (10), the bottom of flexible loop bar (10) extends to the below of drive box (7) and articulates with the top of oscillator body (2).
2. A high stability oven controlled crystal oscillator as claimed in claim 1, characterized in that: the outer side of the telescopic loop bar (10) is fixedly sleeved with a buffer spring, the bottom end of the telescopic loop bar (10) is hinged with a connecting shaft (11), and the bottom of the connecting shaft (11) is fixedly installed with the top of the oscillator body (2).
3. A high stability oven controlled crystal oscillator as claimed in claim 1, characterized in that: bottom damping device (6) are including buffering frame (12), reset spring (13) and place piece (14), equal fixed mounting places piece (14) between oscillator body (2) and protective housing (1) inner wall bottom, two on the same vertical direction place piece (14) through reset spring (13) and buffering frame (12) sliding connection.
4. A high stability oven controlled crystal oscillator as claimed in claim 1, characterized in that: cooling mechanism (4) are including box (15) of breathing freely, the outside fixed mounting of box (15) of breathing freely and protective housing (1), the inner wall fixed mounting of box (15) of breathing freely has mounting panel (16), the inboard fixed mounting of mounting panel (16) has micro-fan (17), the air-out end of micro-fan (17) is located the inside of protective housing (1).
5. A high stability oven controlled crystal oscillator according to claim 4, characterized in that: two clamping blocks (18) are fixedly mounted on the outer side of the ventilation box (15), and a filter screen (19) is movably clamped between the two clamping blocks (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022514683.6U CN213818449U (en) | 2020-11-04 | 2020-11-04 | High-stability constant-temperature crystal oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022514683.6U CN213818449U (en) | 2020-11-04 | 2020-11-04 | High-stability constant-temperature crystal oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213818449U true CN213818449U (en) | 2021-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022514683.6U Expired - Fee Related CN213818449U (en) | 2020-11-04 | 2020-11-04 | High-stability constant-temperature crystal oscillator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213818449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115833781A (en) * | 2023-02-16 | 2023-03-21 | 成都世源频控技术股份有限公司 | Anti-interference high-stability crystal oscillator |
-
2020
- 2020-11-04 CN CN202022514683.6U patent/CN213818449U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115833781A (en) * | 2023-02-16 | 2023-03-21 | 成都世源频控技术股份有限公司 | Anti-interference high-stability crystal oscillator |
| CN115833781B (en) * | 2023-02-16 | 2023-04-14 | 成都世源频控技术股份有限公司 | Anti-interference high-stability crystal oscillator |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |