CN219891554U - Clock precision and crystal oscillator temperature control compensation control device of electronic clock - Google Patents
Clock precision and crystal oscillator temperature control compensation control device of electronic clock Download PDFInfo
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- CN219891554U CN219891554U CN202320501112.XU CN202320501112U CN219891554U CN 219891554 U CN219891554 U CN 219891554U CN 202320501112 U CN202320501112 U CN 202320501112U CN 219891554 U CN219891554 U CN 219891554U
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- 239000013078 crystal Substances 0.000 title claims abstract description 41
- 230000017525 heat dissipation Effects 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
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Abstract
The utility model discloses a clock precision and crystal oscillator temperature control compensation control device of an electronic clock, which comprises a clock shell, a crystal oscillator and an electronic display screen, wherein a control mounting plate is arranged on the inner wall of the clock shell, a control chip and the crystal oscillator are mounted on the back surface of the control mounting plate, the crystal oscillator is positioned below the control chip, and temperature sensors are mounted on the inner wall of the clock shell at equal intervals. According to the utility model, the control mounting plate, the control chip, the crystal oscillator, the temperature sensor, the mounting frame, the heat dissipation fan and the heat dissipation holes are arranged, so that the temperature sensor can be used for detecting the temperature of the controller and the temperature of the external environment, when the temperature is too high to influence the precision, the internal and external temperature changes are reduced through the arrangement of the heat dissipation fan and the heat dissipation holes, the temperature control compensation is completed, the accuracy of the electronic clock is improved, and the problems and the defects in the traditional device are effectively solved.
Description
Technical Field
The utility model relates to the technical field of electronics, in particular to a clock precision and crystal oscillator temperature control compensation control device of an electronic clock.
Background
In the fields of precise control such as counting and the like, a controller is often required to perform certain tasks at regular time, and how to provide a clock system with higher precision, so that the timing of the tasks is precise, which is a key factor for ensuring precise control, and the development of electronic technology puts higher and higher demands on the accuracy and stability of a crystal oscillator.
However, when the controller of the existing electronic clock is used for precisely controlling, the controller generates heat, and the controller is very sensitive to the perception of the external environment temperature, so that the internal and external temperature changes can influence the accuracy of the electronic clock, and the output frequency of the crystal oscillator is easy to drift along with the change of the environment temperature.
In view of the above, the present utility model provides a clock precision and crystal oscillator temperature control compensation control device for electronic clocks, which can utilize a temperature sensor to detect the temperature of a controller and the temperature of the external environment by using the device, and reduce the internal and external environment temperature of the electronic clock and the internal and external temperature variation by setting a heat dissipation fan and a heat dissipation hole when the temperature is too high to influence the precision, thereby improving the precision of the electronic clock.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a clock precision and crystal oscillator temperature control compensation control device of an electronic clock.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a clock precision and crystal oscillator control by temperature change compensation controlling means of electronic clock, includes clock casing, crystal oscillator and electronic display screen, the inner wall of clock casing is provided with the control mounting panel, the back-mounted of control mounting panel has control chip and crystal oscillator, and crystal oscillator is located the below of control chip, temperature sensor is installed to the inner wall equidistance of clock casing.
As a further optimization of the technical scheme, the clock precision and crystal oscillator temperature control compensation control device of the electronic clock is characterized in that a mounting frame is arranged in the clock shell, a heat dissipation fan is arranged in the mounting frame, and the heat dissipation fan is electrically connected with a control chip.
As a further optimization of the technical scheme, the clock precision and crystal oscillator temperature control compensation control device of the electronic clock is characterized in that a radiating hole is formed in one side surface of the clock shell in a penetrating mode, and the control chip is electrically connected with the crystal oscillator.
As a further optimization of the technical scheme, the clock precision and crystal oscillator temperature control compensation control device of the electronic clock is characterized in that the back of the clock shell is clamped with the dust cover, and the back of the clock shell is provided with the battery groove in a penetrating manner.
As a further optimization of the technical scheme, the clock precision and crystal oscillator temperature control compensation control device for the electronic clock is characterized in that an electronic display screen is arranged on the front side of a clock shell in a penetrating mode, control keys are arranged on the back side of the clock shell at equal intervals, a power switch is arranged on the back side of the clock shell, and the power switch is located below a plurality of groups of control keys.
As a further optimization of the technical scheme, the clock precision and crystal oscillator temperature control compensation control device of the electronic clock is characterized in that a button is arranged at the top of the clock shell, and a supporting seat is arranged at the bottom of the clock shell at equal intervals.
The utility model has the following beneficial effects:
according to the utility model, the control mounting plate, the control chip, the crystal oscillator, the temperature sensor, the mounting frame, the heat dissipation fan and the heat dissipation hole are arranged, as the output frequency of the crystal oscillator is easy to drift along with the change of the ambient temperature, the temperature sensor is used for detecting the temperature of the controller and the temperature of the external environment, when the temperature is too high to influence the accuracy, the heat dissipation fan and the heat dissipation hole are used for ventilating and dissipating the heat of the controller of the clock, the internal and external environment temperature of the electronic clock is reduced, the internal and external temperature change is reduced, the temperature control compensation is completed, and the accuracy of the electronic clock is improved, so that the problems and the defects in the prior device are effectively solved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the present utility model;
fig. 3 is a schematic rear view of the present utility model.
In the figure: 1. a clock housing; 2. a control mounting plate; 3. a control chip; 4. a crystal oscillator; 5. a temperature sensor; 6. a mounting frame; 7. a heat radiation fan; 8. a heat radiation hole; 9. a dust cover; 10. a battery case; 11. an electronic display screen; 12. a control key; 13. a power switch; 14. a button; 15. and a supporting seat.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a clock precision and crystal oscillator control by temperature change compensation controlling means of electronic clock, includes clock casing 1, crystal oscillator 4 and electronic display 11, the inner wall of clock casing 1 is provided with control mounting panel 2, the back side mounting of control mounting panel 2 has control chip 3 and crystal oscillator 4, and crystal oscillator 4 is located the below of control chip 3, temperature sensor 5 is installed to the inner wall equidistance of clock casing 1, the inside of clock casing 1 is provided with mounting frame 6, the internally mounted of mounting frame 6 has radiator fan 7, and radiator fan 7 and control chip 3 electric connection, one side surface of clock casing 1 is run through and is provided with louvre 8, control chip 3 and crystal oscillator 4 electric connection, the back joint of clock casing 1 has shield 9, the back of clock casing 1 is run through and is provided with battery jar 10, the front of clock casing 1 is run through and is provided with electronic display 11, the back equidistance of clock casing 1 is provided with control button 12, the back of clock casing 1 is provided with switch 13, and switch 13 is located the below of control button 12, the equidistant top of clock casing 1 is provided with the clock seat 15.
Specifically, as the output frequency of the crystal oscillator 4 is easy to drift along with the change of the ambient temperature, the temperature sensor 5 is used for detecting the temperature of the control chip 3 and the temperature of the external environment, when the temperature is too high to influence the accuracy, the control chip 3 of the clock is ventilated and radiated by using the radiating fan 7 and the radiating hole 8, the internal and external ambient temperature of the electronic clock is reduced, the internal and external temperature change is reduced, the temperature control compensation is completed, the accuracy of the electronic clock is improved, and the problems and the defects in the prior device are effectively solved.
Working principle: in the process of using the electronic clock, the temperature sensor 5 is used for detecting the temperature of the control chip 3 and the temperature of the external environment, when the temperature is too high to influence the accuracy, the control chip 3 is ventilated and radiated by using the radiating fan 7 and the radiating holes 8, and the internal and external temperature changes are reduced, so that the temperature control compensation is completed.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a clock precision and crystal oscillator control by temperature change compensation control device of electronic clock, includes clock casing (1), crystal oscillator (4) and electronic display screen (11), its characterized in that: the clock is characterized in that a control mounting plate (2) is arranged on the inner wall of the clock shell (1), a control chip (3) and a crystal oscillator (4) are mounted on the back surface of the control mounting plate (2), the crystal oscillator (4) is located below the control chip (3), and a temperature sensor (5) is mounted on the inner wall of the clock shell (1) at equal intervals.
2. The clock precision and crystal oscillator temperature control compensation control device of the electronic clock as claimed in claim 1, wherein: the clock is characterized in that a mounting frame (6) is arranged in the clock shell (1), a heat dissipation fan (7) is arranged in the mounting frame (6), and the heat dissipation fan (7) is electrically connected with the control chip (3).
3. The clock precision and crystal oscillator temperature control compensation control device of the electronic clock as claimed in claim 1, wherein: a radiating hole (8) is formed in the surface of one side of the clock shell (1) in a penetrating mode, and the control chip (3) is electrically connected with the crystal oscillator (4).
4. The clock precision and crystal oscillator temperature control compensation control device of the electronic clock as claimed in claim 1, wherein: the back joint of clock casing (1) has shield (9), the back of clock casing (1) is provided with battery jar (10) in the penetration.
5. The clock precision and crystal oscillator temperature control compensation control device of the electronic clock as claimed in claim 1, wherein: the electronic display screen (11) is arranged on the front face of the clock shell (1) in a penetrating mode, control keys (12) are arranged on the back face of the clock shell (1) at equal intervals, a power switch (13) is arranged on the back face of the clock shell (1), and the power switch (13) is located below the plurality of groups of control keys (12).
6. The clock precision and crystal oscillator temperature control compensation control device of the electronic clock as claimed in claim 1, wherein: the top of clock casing (1) is provided with button (14), supporting seat (15) are installed to the bottom equidistance of clock casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320501112.XU CN219891554U (en) | 2023-03-15 | 2023-03-15 | Clock precision and crystal oscillator temperature control compensation control device of electronic clock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320501112.XU CN219891554U (en) | 2023-03-15 | 2023-03-15 | Clock precision and crystal oscillator temperature control compensation control device of electronic clock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219891554U true CN219891554U (en) | 2023-10-24 |
Family
ID=88410007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320501112.XU Active CN219891554U (en) | 2023-03-15 | 2023-03-15 | Clock precision and crystal oscillator temperature control compensation control device of electronic clock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219891554U (en) |
-
2023
- 2023-03-15 CN CN202320501112.XU patent/CN219891554U/en active Active
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