CN204392180U - A kind of pressure-adjustable electrical oscillator - Google Patents
A kind of pressure-adjustable electrical oscillator Download PDFInfo
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- CN204392180U CN204392180U CN201420855354.XU CN201420855354U CN204392180U CN 204392180 U CN204392180 U CN 204392180U CN 201420855354 U CN201420855354 U CN 201420855354U CN 204392180 U CN204392180 U CN 204392180U
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Abstract
The utility model discloses a kind of pressure-adjustable electrical oscillator, comprise two container bodies connected up and down via the distance member of metal material formation, the first container body of piezoelectric shock element and the interior second container body being provided with oscillating circuit is provided with in being respectively, the 3rd container body that described second container body side is also connected to, described 3rd container body and second container body are arranged side by side, and be positioned at below the first container body, be provided with the Circuit tuning for adjusting piezoelectric oscillator target component in described 3rd container body.The structural framing of the whole piezoelectric oscillator of the utility model has better adaptability, flexibility, the speed that producer meets the piezoelectric oscillator simultaneously producing different size demand can be improved, because the same raw materials of height specification unification can be used, avoid stock's waste, reduce production cost, decrease research and development and production time, overall structure is simple.
Description
Technical field
The utility model relates to field of oscillators, particularly relates to a kind of pressure-adjustable electrical oscillator.
Background technology
Piezoelectric oscillator, generally comprise piezoelectric shock element and the oscillating circuit with the oscillation circuit element for making this piezoelectric shock element oscillates, all being not suitable with is caused in order to avoid being packaged in together in same container body by two kinds of elements, as wherein a component wear causes whole oscillator not repair use, they are generally contained in each packaging container by existing piezoelectric oscillator, and are fixed.
And general its target component such as frequency, amplitude or voltage etc. are all unmodifiable after this piezoelectric oscillator production, but after piezoelectric oscillator is installed into circuit board, if former piezoelectric oscillator specification does not satisfy the demands, then need target component as frequency carries out adjustment change.Prior art is generally also be arrange many Circuit tunings outside piezoelectric oscillator or redesign product on circuit boards.But owing to circuit board existing multiple components and parts, they can have an impact to the Circuit tuning increased, and make each Circuit tuning carrying out the adjustment of piezoelectric oscillator frequency can not accomplish unanimously completely, operation more complicated trouble.
Sometimes producer produces in order to the amount of meeting the need of market meeting is a large amount of, but in the face of the difference of client measures demand, producer's production in enormous quantities can limit by the problems referred to above, if the piezoelectric oscillator of the piezoelectric oscillator or several specification of producing a specification in enormous quantities according to former technology still can not meet customer demand sometimes, also too much piezoelectric oscillator waste may be caused, and the high cost of adjustment aim parameter, increase production cost, have impact on the supply time, this prior art is only suitable for producing for order, producer is made to be in passivity, end-of-life state is in without during order, waste resource.
Utility model content
In order to solve prior art Problems existing, the utility model provides a kind of pressure-adjustable electrical oscillator, and it can change the target component of original piezoelectric oscillator, utilizes the 3rd container body to adjust the target component of setting, there is better adaptability, the different market demands can be met.
The technical solution adopted in the utility model is as follows:
A kind of pressure-adjustable electrical oscillator, comprise two container bodies connected up and down via the distance member of metal material formation, the first container body of piezoelectric shock element and the interior second container body being provided with oscillating circuit is provided with in being respectively, described second container body side is also connected to the 3rd container body, described 3rd container body and second container body are arranged side by side, and be positioned at below the first container body, be provided with the Circuit tuning for adjusting piezoelectric oscillator target component in described 3rd container body.
Original piezoelectric oscillator only has two packaging container bodies, be respectively the first container body and second container body, in the utility model, by arranging many new packaging container bodies, also be the 3rd container body, and inside this container body the built-in Circuit tuning be electrically connected with second container body, this Circuit tuning is arranged according to actual market demand, being electrically connected combination by it with second container body makes whole piezoelectric oscillator adjustable, this vibrational power flow has better adaptability, the speed that producer meets the piezoelectric oscillator simultaneously producing different size demand can be improved, it also avoid waste, reduce cost.
Here convenient understanding is illustrated: the target component that will adjust as original production piezoelectric oscillator is out assumed to frequency, former natural frequency is 20MHZ, and actual real-time frequency requires as 10MHZ, the 3rd container body that then the utility model is provided with Circuit tuning in arranging on former piezoelectric oscillator carries out frequency reducing, piezoelectric oscillator frequency is made to reduce to 10MHZ, if real-time frequency requires that the Circuit tuning then arranging the 3rd container body carries out raising frequency compensation for 30MHZ; In like manner, if target component is voltage, former piezoelectric oscillator inherent voltage is 5V, and real-time voltage requires as 3V, then carry out step-down by the Circuit tuning in the 3rd container body of the present utility model and can adapt to the demand after changing to make product.
House is much produced sometimes in order to meet the need of market as being mentioned in background technology in prior art, external Circuit tuning can only be adopted or redesign product and carry out realize target parameter change, and Circuit tuning is often owing to affecting by other components and parts of circuit board, can not accomplish to be that the simple oscillating circuit with former piezoelectric oscillator utilizes multiple different circuit connected in series or in parallel this structure of piecing together just can realize like that, may need in Circuit tuning to arrange other components and parts, the frequency of citing as prior art Central Plains piezoelectric oscillator is 10MHz, actual needs is 20MHz, then prior art is that mounting and adjusting circuit goes to integrate with piezoelectric oscillator to form 20MHz on circuit boards, but this Circuit tuning can not to be only serial or parallel connection many one just passable as the oscillating circuit of former piezoelectric oscillator, owing to will consider that other components and parts affect, may need in the adjusting circuit to connect more resistance capacitance.This original piezoelectric oscillator structural change target component needs the set-up mode more complicated trouble combining outside adjustment, causes production cost and supply time to increase, and adds the inconsistency risk of product.
And this piezoelectric oscillator of the utility model is integrated morphology, overall structure framework can be meticulousr, has encapsulating structure, and not by ectocine, production cost is low, is well suited for producer's batch production and the consistency of guarantee product.The no matter product of which kind of specification, as long as overall dimension is consistent, same raw material and product (major part) production process is enjoyed between getting final product mutually, and each raw material of this designing requirement are modularized design, reduce coupling, decrease because the impact of product unreliability that brings of the replacing of raw-material replacing or production process, reduce integrated cost, because the research and development and raw material set-up procedure not having repetition decrease out ETCD estimated time of commencing discharging.
Here it should be noted that, the oscillating circuit that the utility model relates to and Circuit tuning are all that those skilled in the art carry out designing according to actual market demand, and technology point of the present utility model is mainly to improve original oscillator structure.
Particularly, described first container body comprises lid, is connected with lid and the first support substrate of opening upwards, described first support substrate bottom interior wall is provided with piezoelectric shock element by adhesive, the bottom of described first support substrate is embedded with the first connecting portion be electrically connected with piezoelectric shock element, described first connecting portion comprises the first container body terminal be electrically connected with piezoelectric shock element and the first container body outside terminal being exposed at the first support substrate outer surface outward, and described first container body outside terminal is electrically connected with second container body.
In the utility model, realize piezoelectric shock element by the first connecting portion of the first container body and be electrically connected with the oscillating circuit of second container body.
Particularly, described second container body comprises the second support substrate of opening upwards, the oscillating circuit comprising oscillating element is provided with in described second support substrate, the Resin material protective layer for the protection of built-in oscillation circuit is filled with in described second container body, described second support substrate is embedded with the second connecting portion, described second connecting portion comprises the second container body internal terminal I be electrically connected with the first container body, the second container body internal terminal II be electrically connected with oscillating circuit and the second container external body terminal I being exposed at the second support substrate bottom outer surface outward, with the first container body, the second container external body terminal II of the 3rd container body electrical connection.
In the utility model, oscillating circuit accesses external circuit by second container external body terminal I, is electrically connected with the piezoelectric shock element in the first container body by second container body internal terminal I; When piezoelectric oscillator does not change specification, another outside terminal of second container external body terminal II and the first container body is electrically connected to form loop; When changing original piezoelectric oscillator specification, oscillating circuit is also electrically connected with the Circuit tuning in access the 3rd container body by second container external body terminal II.
The distance member that described first container body outside terminal is formed via metal material is electrically connected with second container external body terminal I.
Particularly, described 3rd container body opening is contrary with second container body opening, comprise three support substrate towards the opposite with the second support substrate of second container body, the Circuit tuning for adjusting the intrinsic target component of piezoelectric oscillator is provided with in described 3rd support substrate, described 3rd support substrate is embedded with the 3rd connecting portion, described 3rd connecting portion comprises the 3rd container body terminal be electrically connected with Circuit tuning and the 3rd container body outside terminal being exposed at Resin material protective layer outer surface outward, described 3rd container body terminal is electrically connected with the second container external body terminal II of second container body.
In the utility model, this vibrational power flow of 3rd container body is the encapsulating structure not needing to destroy original piezoelectric oscillator in order to increase new Circuit tuning, only needs to be electrically connected with the second outside terminal II of second container body by Circuit tuning more just can meet the specification of market demands.This configuration flexibility is strong, strong adaptability, and operation is easy, and overall structure is simple.
The Resin material protective layer for the protection of fixed adjustment circuit is also provided with in described 3rd support substrate.
Described second container external body terminal II extends to the 3rd support substrate of the 3rd container body, comprise the section of connecing in being electrically connected with the 3rd container body terminal and cover external section of the 3rd support substrate outer surface of the 3rd container body, for being electrically connected with the first container body.
In the utility model, in second container external body terminal II is this, the vibrational power flow of the section of connecing and external section can be electrically connected with the Circuit tuning of the 3rd container body on the one hand, and another aspect is also also will be electrically connected with the first container body, realizes dual-use function.
In the utility model, the following two kinds is had preferably to arrange to the shape after second container body is connected with the 3rd container body:
Preferably one is that lateral dimension after described second container body connects with the 3rd container body is identical with the first container body.
In the utility model, this structural entity shape is exactly that the entirety that forms of second container body and the 3rd container body and the first container body overall dimensions coincide, and profile looks to be exactly the superimposed of two bulk container bodies, and outward appearance is good-looking.
Preferably two is that lateral dimension after described second container body is connected with the 3rd container body is greater than the first container body.
In the utility model, preferably two is that another kind compares the vibrational power flow possessing adaptability.
The joint of described lid and the first support substrate is provided with sealing ring.
Compared with prior art, the beneficial effect that the utility model possesses: the structural framing of whole piezoelectric oscillator has better adaptability, flexibility, the speed that producer meets the piezoelectric oscillator simultaneously producing different size demand can be improved, because the same raw materials of height specification unification can be used, avoid stock's waste, reduce production cost, decrease research and development and production time, overall structure is simple.
Accompanying drawing explanation
Fig. 1: the utility model embodiment one structural representation;
Fig. 2: the utility model embodiment two structural representation;
Fig. 3: the utility model rough schematic view;
Fig. 4: the structural representation of original piezoelectric oscillator;
Fig. 5: the utility model embodiment three structural representation one;
Fig. 6: the utility model embodiment three structural representation two;
Fig. 7: the utility model embodiment four structural representation one;
Fig. 8: the utility model embodiment four structural representation two.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, here it should be noted that the mark of arrow be one on a large scale, overall explanation, do not represent indicated parts, just represent this entirety of the first container body as marked 1, but be not say that the parts that it points to are exactly the first container body.
Embodiment one:
As shown in Figure 1, a kind of pressure-adjustable electrical oscillator, comprise two container bodies connected via the distance member about 13 of metal material formation, the first container body 1 and the interior oscillating circuit 14(that is provided with that are provided with piezoelectric shock element 4 in being respectively do not draw) second container body 2, described second container body 2 side has been arranged side by side the 3rd container body 3, is provided with the Circuit tuning 15 for adjusting the intrinsic target component of piezoelectric oscillator in described 3rd container body 3.
Wherein, first container body 1 comprises lid 9, be connected with lid 9 and the first support substrate 6 of opening upwards, described first support substrate 6 bottom interior wall is provided with piezoelectric shock element 4 by adhesive 5, the bottom of described first support substrate 6 is embedded with the first connecting portion 10 be electrically connected with piezoelectric shock element 4, described first connecting portion 10 comprises the first container body terminal 12 be electrically connected with piezoelectric shock element 4 and the first container body outside terminal 11 being exposed at the first support substrate 6 outer surface outward, the distance member 13 that described first container body outside terminal 11 is formed via metal material is electrically connected with second container body 2.
Second container body 2 comprises the second support substrate 7 of opening upwards, the oscillating circuit 14 comprising oscillating element is provided with in described second support substrate 7, the Resin material protective layer 16 for the protection of built-in oscillation circuit is filled with in described second container body 2, described second support substrate 2 is embedded with the second connecting portion 17, described second connecting portion 17 comprises the second container body internal terminal I 18 be electrically connected with the first container body outside terminal 11, the second container body internal terminal II 19 be electrically connected with the oscillating circuit 14 and second container external body terminal I 20 being exposed at the second support substrate 7 bottom outer surface outward, with the first container body 1, the second container external body terminal II 21 that 3rd container body 3 is electrically connected.
Described 3rd container body 3 opening is contrary with second container body 2 opening, comprise three support substrate 8 towards the opposite with the second support substrate 7 of second container body 2, in described 3rd support substrate 8, the Circuit tuning 15(be provided with for adjusting the intrinsic target component of piezoelectric oscillator does not draw), also be provided with the Resin material protective layer 16 for the protection of fixed adjustment circuit, described 3rd support substrate 8 is embedded with the 3rd connecting portion 22, described 3rd connecting portion 22 comprises the 3rd container body terminal 23 be electrically connected with Circuit tuning 15 and the 3rd container body outside terminal 27 being exposed at Resin material protective layer outer surface outward, described 3rd container body terminal 23 is electrically connected with the second container external body terminal II 21 of second container body 2.
Described second container external body terminal II 21 extends to the 3rd support substrate 8 of the 3rd container body 3, comprise the section of connecing 24 in being electrically connected with the 3rd container body terminal 23 and cover external section 25 of the 3rd support substrate 8 outer surface of the 3rd container body 3, for being electrically connected with the first container body 1.
Lateral dimension after described second container body 2 connects with the 3rd container body 3 is identical with the first container body 1.
The joint of described lid 9 and the first support substrate 6 is provided with sealing ring 26.
In the present embodiment, target component can be set as frequency according to actual needs.
Embodiment two:
The present embodiment structure is substantially identical with embodiment one, difference be described second container body 2 be connected with the 3rd container body 3 after lateral dimension be greater than the first container body 1, other mark with embodiment one.
Embodiment three:
The present embodiment is done to specialize further to describe with regard to the utility model.
As shown in Figure 3, oscillating circuit mentioned by the utility model is fundamental oscillation circuit, and piezoelectric shock element is resonator, and Circuit tuning is adjusting module, and adjusting module can be frequency regulation block according to actual needs, it also can be waveform transformation adjusting module etc.
By resonator, Connecting groups incompatible formation pressure-adjustable electrical oscillator between fundamental oscillation circuit and adjusting module, resonator is connected with fundamental oscillation circuit by joint pin, fundamental oscillation circuit is connected with adjusting module, by increasing or change different modular circuits, the specific output characteristic of primary oscillator is changed, described output characteristic comprises amplitude, the type of waveform, frequency values, frequency stability, watt level, the change of output loading, phase noise, harmonic wave, short-term stability, middle stable degree and long-term stability.
In Fig. 3, described resonator includes the frequency chip be arranged in the first container body 1, and packaged resonator is connected with fundamental oscillation circuit by joint pin, and the first container body 1 can be square, circular or different form etc.
Described fundamental oscillation circuit is arranged in second container body 2, this container body has more than or equals two terminals and resonator connects and composes crystal oscillator, also be piezoelectric oscillator, container body makes output signal arrive adjusting module by connection line, and adjusting module controls fundamental oscillation circuit by connection line.Described adjusting module is arranged in the 3rd container body 3, and the 3rd container body 3 and second container body 2 can up-down structures, can be also tiled configuration or polymorphic structure, and the present embodiment are tiled configuration.
As shown in Figure 4, original piezoelectric oscillator is made up of fundamental oscillation circuit 1 resonator 2, wherein fundamental oscillation circuit is connected to form by 1 amplifier Q1,2 capacitive reactance device C1 and C2,1 feedback resistance Rf and 1 buffer Q2, fundamental oscillation circuit draws two circuit connecting wires for connecting resonator, and its frequency of oscillation is determined by resonator and 2 capacitive reactance devices.
Now because of market demand, piezoelectric oscillator needs characteristic frequency, then adjusting module should realize frequency inverted, to the improvement that it carries out as shown in Figure 5 and Figure 6 on the primary oscillator basis shown in Fig. 4, the output signal of fundamental oscillation circuit is connected with the frequency regulation block in the 3rd container body 3 by connection line, fundamental oscillation circuit is by the different frequency values of the exportable appointment of adjustment of frequency regulation block, and final frequency is by the output frequency of fundamental oscillation circuit, R value, the decision of N value.
Embodiment four
Original piezoelectric oscillator involved by the present embodiment and embodiment three basically identical, because of market demand, piezoelectric oscillator needs specific waveforms, then adjusting module should realize waveform transformation, to the improvement that it carries out as shown in Figure 7 and Figure 8 on the primary oscillator basis shown in Fig. 4, the output signal of fundamental oscillation circuit is connected by the waveform transformation adjusting module of connection line with the 3rd container body 3, fundamental oscillation circuit is by exportable appointment waveform after waveform transformation adjusting module, this example is transformed to a kind of square-wave signal formulating amplitude, but be not limited to square-wave signal, the variable signal being changed to other designated magnitude, as sine wave, sharpening sine waveform number.
Claims (10)
1. a pressure-adjustable electrical oscillator, comprise two container bodies connected up and down via the distance member of metal material formation, the first container body of piezoelectric shock element and the interior second container body being provided with oscillating circuit is provided with in being respectively, it is characterized in that, the 3rd container body that described second container body side is also connected to, described 3rd container body and second container body are arranged side by side, and be positioned at below the first container body, be provided with the Circuit tuning for adjusting piezoelectric oscillator target component in described 3rd container body.
2. pressure-adjustable electrical oscillator according to claim 1, it is characterized in that, described first container body comprises lid, be connected with lid and the first support substrate of opening upwards, described first support substrate bottom interior wall is provided with piezoelectric shock element by adhesive, the bottom of described first support substrate is embedded with the first connecting portion be electrically connected with piezoelectric shock element, described first connecting portion comprises the first container body terminal be electrically connected with piezoelectric shock element and the first container body outside terminal being exposed at the first support substrate outer surface outward, described first container body outside terminal is electrically connected with second container body.
3. pressure-adjustable electrical oscillator according to claim 2, it is characterized in that, described second container body comprises the second support substrate of opening upwards, the oscillating circuit comprising oscillating element is provided with in described second support substrate, the Resin material protective layer for the protection of built-in oscillation circuit is filled with in described second container body, described second support substrate is embedded with the second connecting portion, described second connecting portion comprises the second container body internal terminal I be electrically connected with the first container body, the second container body internal terminal II be electrically connected with oscillating circuit and the second container external body terminal I being exposed at the second support substrate bottom outer surface outward, with the first container body, the second container external body terminal II of the 3rd container body electrical connection.
4. pressure-adjustable electrical oscillator according to claim 3, is characterized in that, the distance member that described first container body outside terminal is formed via metal material is electrically connected with second container external body terminal I.
5. pressure-adjustable electrical oscillator according to claim 3, it is characterized in that, described 3rd container body opening is contrary with second container body opening, comprise three support substrate towards the opposite with the second support substrate of second container body, the Circuit tuning for adjusting the intrinsic target component of piezoelectric oscillator is provided with in described 3rd support substrate, described 3rd support substrate is embedded with the 3rd connecting portion, described 3rd connecting portion comprises the 3rd container body terminal be electrically connected with Circuit tuning and the 3rd container body outside terminal being exposed at Resin material protective layer outer surface outward, described 3rd container body terminal is electrically connected with the second container external body terminal II of second container body.
6. pressure-adjustable electrical oscillator according to claim 5, is characterized in that, is also provided with the Resin material protective layer for the protection of fixed adjustment circuit in described 3rd support substrate.
7. pressure-adjustable electrical oscillator according to claim 5, it is characterized in that, described second container external body terminal II extends to the 3rd support substrate of the 3rd container body, comprise the section of connecing in being electrically connected with the 3rd container body terminal and cover external section of the 3rd support substrate outer surface of the 3rd container body, for being electrically connected with the first container body.
8. the pressure-adjustable electrical oscillator according to claim 1 to 7 any one, is characterized in that, described second container body and the 3rd container body are arranged side by side, and described second container body connect with the 3rd container body after lateral dimension identical with the first container body.
9. the pressure-adjustable electrical oscillator according to claim 1 to 7 any one, is characterized in that, the lateral dimension after described second container body is connected with the 3rd container body is greater than the first container body.
10. pressure-adjustable electrical oscillator according to claim 2, is characterized in that, the joint of described lid and the first support substrate is provided with sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420855354.XU CN204392180U (en) | 2014-12-30 | 2014-12-30 | A kind of pressure-adjustable electrical oscillator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420855354.XU CN204392180U (en) | 2014-12-30 | 2014-12-30 | A kind of pressure-adjustable electrical oscillator |
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| CN204392180U true CN204392180U (en) | 2015-06-10 |
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| CN201420855354.XU Active CN204392180U (en) | 2014-12-30 | 2014-12-30 | A kind of pressure-adjustable electrical oscillator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467675A (en) * | 2014-12-30 | 2015-03-25 | 广州晶优电子科技有限公司 | Adjustable piezoelectric oscillator |
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2014
- 2014-12-30 CN CN201420855354.XU patent/CN204392180U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467675A (en) * | 2014-12-30 | 2015-03-25 | 广州晶优电子科技有限公司 | Adjustable piezoelectric oscillator |
| CN104467675B (en) * | 2014-12-30 | 2017-12-29 | 广州晶优电子科技有限公司 | A kind of adjustable piezoelectric oscillator |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Adjustable piezoelectric oscillator Effective date of registration: 20180322 Granted publication date: 20150610 Pledgee: Bank of Guangzhou branch of the Bank of Guangzhou Science City Branch Pledgor: GUANGZHOU JINGYOU ELECTRONIC TECHNOLOGY CO., LTD. Registration number: 2018440000065 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190522 Granted publication date: 20150610 Pledgee: Bank of Guangzhou branch of the Bank of Guangzhou Science City Branch Pledgor: GUANGZHOU JINGYOU ELECTRONIC TECHNOLOGY CO., LTD. Registration number: 2018440000065 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Adjustable piezoelectric oscillator Effective date of registration: 20190701 Granted publication date: 20150610 Pledgee: Guangzhou Branch of Guangzhou Bank Co., Ltd. Pledgor: GUANGZHOU JINGYOU ELECTRONIC TECHNOLOGY CO., LTD. Registration number: 2019440000248 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200715 Granted publication date: 20150610 Pledgee: Guangzhou Branch of Guangzhou Bank Co.,Ltd. Pledgor: GUANGZHOU JINGYOU ELECTRONIC TECHNOLOGY Co.,Ltd. Registration number: 2019440000248 |