CN205377813U - Piezoelectric quartz crystal syntonizer of strip sensor subassembly - Google Patents
Piezoelectric quartz crystal syntonizer of strip sensor subassembly Download PDFInfo
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- CN205377813U CN205377813U CN201620073928.7U CN201620073928U CN205377813U CN 205377813 U CN205377813 U CN 205377813U CN 201620073928 U CN201620073928 U CN 201620073928U CN 205377813 U CN205377813 U CN 205377813U
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- piezoelectric quartz
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Abstract
The utility model is suitable for a syntonizer technical field provides a piezoelectric quartz crystal syntonizer of strip sensor subassembly, including quartz -crystal unit, pickup assembly, ceramics base and ceramic upper cover. Ceramics base's both sides are equipped with first, second circuit respectively, and the last through -hole of having seted up of ceramics base is worn to be equipped with the circuit and is connected first, second circuit with the electricity in. Quartz -crystal unit sets up on first circuit, set up the recess of setting pickup assembly on ceramics base's the opposite side, the recess of setting quartz -crystal unit is also seted up to ceramic upper cover. The utility model discloses a piezoelectric quartz crystal syntonizer simple structure, it is convenient to encapsulate, and the processing cost is low, quartz -crystal unit is located independent cavity, has avoided the pollution that comes from the external environment condition, simultaneously pickup assembly again can through the second circuit for external circuit provides quartz -crystal unit's environmental parameter, make it do corresponding compensation or correction to the frequency, satisfied higher frequency stability.
Description
Technical field
This utility model belongs to resonator technologies field, particularly relates to the piezoelectric quartz crystal resonator of a kind of belt sensor assembly.
Background technology
Piezoelectric quartz crystal resonator, although frequency-temperature characteristic is better, but in order to meet the frequency stability of requirements at the higher level, in addition it is also necessary to gather the ambient parameter of piezoelectric quartz crystal or piezoelectric quartz crystal, and frequency characteristic is made corresponding compensation or correction, thus meeting actual operation requirements.
Providing a kind of solution gathering ambient parameter in the market is adopt TSX (Crystalwiththermistor, band critesistor multi-laminate burns pedestal), this pedestal can carry piezoelectric quartz crystal resonator and critesistor simultaneously, is used as the peripheral temperature of detection piezoelectric quartz crystal resonator.TSX encapsulation is by multilayer ceramic structure, burns mode by multi-laminate and builds encapsulating housing.Now having two class formations, the first kind is that critesistor is concurrently placed in same cavity with oscillator, and Equations of The Second Kind is that same shell block provides two cavitys, and oscillator and critesistor are respectively placed in different cavity body.The shell block of two series products is all adopt multi-laminate to burn, and cost and technological requirement are higher.And, this two series products by pedestal top tape can valve collar, and by resistance seam welding mode by upper cover with can valve collar sew up be packaged；Complicated and application the equipment of base construction is many, with high costs, and efficiency is also restricted.
Utility model content
Technical problem to be solved in the utility model is in that to provide the piezoelectric quartz crystal resonator of a kind of belt sensor assembly, it is intended to solve the structure existing for piezoelectric quartz crystal resonator of the prior art and packaging technology is complicated, the problem that production cost is high.
This utility model is realized in, a kind of piezoelectric quartz crystal resonator of belt sensor assembly, including quartz-crystal unit, sensor cluster and base of ceramic, described piezoelectric quartz crystal resonator also includes pottery upper cover, and the side of described base of ceramic is provided with the first circuit, and its opposite side is provided with second circuit, and, offering the through hole running through both sides on described base of ceramic, described quartz-crystal unit is arranged on described first circuit, and electrically connects with described first circuit；The opposite side of described base of ceramic is further opened with groove, described pottery upper cover also offers groove, described sensor cluster is embedded in the groove of described base of ceramic, it is equipped with circuit in described through hole, described first circuit and second circuit are electrically connected to each other by described circuit, and described second circuit electrically connects with described sensor cluster；Described pottery upper cover is encapsulated on the side of described base of ceramic, and, described quartz-crystal unit is embedded in the groove of described pottery upper cover.
Further, described second circuit includes sensor cluster circuit, and described sensor cluster circuit is arranged in the groove of described base of ceramic, and described sensor cluster accesses second circuit by described sensor cluster circuit.
Further, described first circuit is positioned at the end face of described base of ceramic, and described second circuit is positioned at the bottom surface of described base of ceramic.
Further, described circuit is the conduction oar material being filled in described through hole.
Further, described second circuit includes pad, and described sensor cluster is welded with described second circuit by pad.
Further, the piezoelectric quartz crystal resonator of described belt sensor assembly is welded with external circuit by described pad.
Further, described pottery upper cover is bonding with described base of ceramic by covering glue.
Further, described quartz-crystal unit is by conducting resinl and described first circuit bonding.
Further, described sensor cluster is bonding with described second circuit by conducting resinl.
Further, in the groove of described base of ceramic, and it is positioned on the end face of described sensor cluster and is perfused with casting glue.
This utility model is compared with prior art, have the beneficial effects that: base of ceramic of the present utility model offers for setting sensor cluster groove, covering the groove offered for setting quartz-crystal unit on pottery, sensor cluster and quartz-crystal unit are achieved by the circuit in base of ceramic through hole and electrically connect.Piezoelectric quartz crystal resonator structure of the present utility model is simple, and it is convenient to encapsulate, and processing cost is low；The groove cap seal quartz-crystal unit of pottery upper cover, independent cavity is provided for quartz-crystal unit, avoid the external environment condition pollution to quartz-crystal unit, sensor cluster can pass through again second circuit simultaneously provides the ambient parameter of quartz-crystal unit for external circuit, make it that frequency can be made corresponding compensation or correction, meet higher frequency stability.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of the base of ceramic of the piezoelectric quartz crystal resonator of a kind of belt sensor assembly that this utility model embodiment provides.
Fig. 2 is the structural representation of another decomposing state of piezoelectric quartz crystal resonator shown in Fig. 1.
Fig. 3 is the decomposition texture schematic diagram of another angle of piezoelectric quartz crystal resonator shown in Fig. 2.
Fig. 4 is the longitudinal cross-sectional schematic after piezoelectric quartz crystal resonator packages shown in Fig. 1.
Fig. 5 is the perspective view after piezoelectric quartz crystal resonator packages shown in Fig. 1.
Fig. 6 is the perspective view before segmentation of the base of ceramic in multiple Fig. 1.
Fig. 7 is the perspective view before segmentation of the ceramic upper cover in multiple Fig. 1.
Detailed description of the invention
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
As shown in Figures 1 to 5, for a preferred embodiment of the present utility model, the piezoelectric quartz crystal resonator of a kind of belt sensor assembly, including quartz-crystal unit 1, sensor cluster 2, base of ceramic 3 and pottery upper cover 4.
The side of base of ceramic 3 is provided with the first circuit 31, and opposite side is provided with second circuit 32, and, base of ceramic 3 offers the through hole 33 running through both sides.In the present embodiment, the first circuit 31 is positioned at the end face of base of ceramic 3, and second circuit 32 is positioned at the bottom surface of base of ceramic 3.Quartz-crystal unit 1 is arranged on the first circuit 31, and electrically connects with the first circuit 31.Being equipped with circuit 331 in through hole 33, the first circuit 31 is electrically connected to each other by circuit 331 with second circuit 32.Offering groove 34 on the bottom surface of base of ceramic 3, second circuit 32 includes sensor cluster circuit 321, and sensor cluster circuit 321 is arranged in the groove 34 of base of ceramic 3, and sensor cluster 2 accesses second circuit 32 by sensor cluster circuit 321.Pottery upper cover 4 also offers groove 41, and sensor cluster 2 is embedded in the groove 34 of base of ceramic 3, and second circuit 32 electrically connects with sensor cluster 2.Pottery upper cover 4 is encapsulated on the end face of base of ceramic 3, and, quartz-crystal unit 1 is embedded in the groove 41 of pottery upper cover 4.
Specifically, above-mentioned circuit 331 is the conduction oar material being filled in through hole 33, and circuit 331 makes first, second circuit 31,32 be interconnected, and provides loop for quartz-crystal unit 1 with external electrical connections.Second circuit 32 includes pad 322, and sensor cluster 2 is welded with second circuit 32 by pad 322, and the piezoelectric quartz crystal resonator of belt sensor assembly welds with external circuit also through pad 322.
In the present embodiment, base of ceramic 3 offer for setting sensor cluster 2 groove 34, offering the groove 41 for setting quartz-crystal unit 1 on pottery upper cover 4, sensor cluster 2 achieves with quartz-crystal unit 1 circuit 331 passed through in base of ceramic 3 through hole 33 and electrically connects.Visible, the piezoelectric quartz crystal resonator structure of the present embodiment is simple, and it is convenient to encapsulate, and processing cost is low；Simultaneously, the groove 41 cap seal quartz-crystal unit 1 of pottery upper cover 4, independent cavity is provided for quartz-crystal unit 1, avoid the external environment condition pollution to quartz-crystal unit 1, simultaneously, sensor cluster 2 can provide again the ambient parameter of quartz-crystal unit 1 by second circuit 32 for external circuit so that it is frequency can be made corresponding compensation or correction, meet higher frequency stability.
Above-mentioned pottery upper cover 4 is bonding with base of ceramic 3 by covering glue 5, capping glue 5 in the form of a ring, is embedded between pottery upper cover 4 and base of ceramic 3, can play good sealing effectiveness, further by quartz-crystal unit 1 and external environs, it is to avoid quartz-crystal unit 1 is contaminated.It addition, quartz-crystal unit 1 is bonding by conducting resinl 6a and the first circuit 31, sensor cluster 2 is bonding with second circuit 32 by conducting resinl 6b.
When encapsulating products, first on the first circuit 31 of base of ceramic 3, it is pre-coated with conducting resinl 6a, then; conducting resinl 6a puts quartz-crystal unit 1, then covers painting conducting resinl 6a, after solidification; by covering glue 5, pottery upper cover 4 and base of ceramic 3 are bonded, form inner chamber to protect quartz-crystal unit 1.After capping, the sensor cluster circuit 321 in groove 34 bottom base of ceramic 3 coats conducting resinl 6b, sensor cluster 2 is placed on conducting resinl 6b, after solidification, form the quartz-crystal resonator of belt sensor assembly.
In order to protect sensor cluster 2 further, it is to avoid it is in use impaired, it is necessary to time, in the groove 34 of base of ceramic 3, and can be positioned on the end face of sensor cluster 2 and be perfused with casting glue 7.Further, the end face of sensor cluster 2 or casting glue 7 lower than the notch of groove 34, should cause failure welding to avoid pad 322 cannot contact with tin cream.
In actual production process, in order to improve production efficiency, several base of ceramic 3 and pottery upper cover 4, respectively with the arrangement mode of array, are connected with each other integral, after unified processing, then split, encapsulation.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent replacement and improvement etc. made within spirit of the present utility model and principle, should be included within protection domain of the present utility model.
Claims (10)
1. the piezoelectric quartz crystal resonator of a belt sensor assembly, including quartz-crystal unit, sensor cluster and base of ceramic, it is characterized in that, described piezoelectric quartz crystal resonator also includes pottery upper cover, and the side of described base of ceramic is provided with the first circuit, and its opposite side is provided with second circuit, and, offering the through hole running through both sides on described base of ceramic, described quartz-crystal unit is arranged on described first circuit, and electrically connects with described first circuit；The opposite side of described base of ceramic is further opened with groove, described pottery upper cover also offers groove, described sensor cluster is embedded in the groove of described base of ceramic, it is equipped with circuit in described through hole, described first circuit and second circuit are electrically connected to each other by described circuit, and described second circuit electrically connects with described sensor cluster；Described pottery upper cover is encapsulated on the side of described base of ceramic, and, described quartz-crystal unit is embedded in the groove of described pottery upper cover.
2. the piezoelectric quartz crystal resonator of belt sensor assembly as claimed in claim 1, it is characterized in that, described second circuit includes sensor cluster circuit, described sensor cluster circuit is arranged in the groove of described base of ceramic, and described sensor cluster accesses second circuit by described sensor cluster circuit.
3. the piezoelectric quartz crystal resonator of belt sensor assembly as claimed in claim 1, it is characterised in that described first circuit is positioned at the end face of described base of ceramic, and described second circuit is positioned at the bottom surface of described base of ceramic.
4. the piezoelectric quartz crystal resonator of the belt sensor assembly as described in claims 1 to 3 any one, it is characterised in that described circuit is the conduction oar material being filled in described through hole.
5. the piezoelectric quartz crystal resonator of the belt sensor assembly as described in claims 1 to 3 any one, it is characterised in that described second circuit includes pad, described sensor cluster is welded with described second circuit by pad.
6. the piezoelectric quartz crystal resonator of belt sensor assembly as claimed in claim 5, it is characterised in that the piezoelectric quartz crystal resonator of described belt sensor assembly is welded with external circuit by described pad.
7. the piezoelectric quartz crystal resonator of the belt sensor assembly as described in claims 1 to 3 any one, it is characterised in that described pottery upper cover is bonding with described base of ceramic by covering glue.
8. the piezoelectric quartz crystal resonator of the belt sensor assembly as described in claims 1 to 3 any one, it is characterised in that described quartz-crystal unit is by conducting resinl and described first circuit bonding.
9. the piezoelectric quartz crystal resonator of belt sensor assembly as claimed in claim 8, it is characterised in that described sensor cluster is bonding with described second circuit by conducting resinl.
10. the piezoelectric quartz crystal resonator of the belt sensor assembly as described in claims 1 to 3 any one, it is characterised in that in the groove of described base of ceramic, and be positioned on the end face of described sensor cluster and be perfused with casting glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620073928.7U CN205377813U (en) | 2016-01-25 | 2016-01-25 | Piezoelectric quartz crystal syntonizer of strip sensor subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620073928.7U CN205377813U (en) | 2016-01-25 | 2016-01-25 | Piezoelectric quartz crystal syntonizer of strip sensor subassembly |
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| Publication Number | Publication Date |
|---|---|
| CN205377813U true CN205377813U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620073928.7U Ceased CN205377813U (en) | 2016-01-25 | 2016-01-25 | Piezoelectric quartz crystal syntonizer of strip sensor subassembly |
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| CN (1) | CN205377813U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650223A (en) * | 2021-08-23 | 2021-11-16 | 东莞市速力科技有限公司 | Quartz sensor packaging method and device |
-
2016
- 2016-01-25 CN CN201620073928.7U patent/CN205377813U/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650223A (en) * | 2021-08-23 | 2021-11-16 | 东莞市速力科技有限公司 | Quartz sensor packaging method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20190830 Decision number of declaring invalidation: 41538 Granted publication date: 20160706 |