CN203071893U - Miniature resistance-welding type quartz-crystal resonator composed of wafer with only one fixed end - Google Patents
Miniature resistance-welding type quartz-crystal resonator composed of wafer with only one fixed end Download PDFInfo
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- CN203071893U CN203071893U CN 201320054636 CN201320054636U CN203071893U CN 203071893 U CN203071893 U CN 203071893U CN 201320054636 CN201320054636 CN 201320054636 CN 201320054636 U CN201320054636 U CN 201320054636U CN 203071893 U CN203071893 U CN 203071893U
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- quartz
- crystal resonator
- silver electrode
- wafer
- spring leaf
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Abstract
The utility model discloses a miniature resistance-welding type quartz-crystal resonator composed of a wafer with only one fixed end. The quartz-crystal resonator comprises a base and a shell, wherein the base and the shell together form the shell of the quartz-crystal resonator provided with a cavity. A silver electrode crystal wafer, a pedestal and a spring leaf are arranged in the shell with the cavity. The pedestal comprises two glass insulators, and two lead terminals passing through the glass insulators. Each lead terminal comprises a nail head part and a pin part. The silver electrode crystal is fixed on the spring leaf through two blocks of conducting resin. The bonding parts of the silver electrode crystal wafer with the spring leaf, realized through the two blocks of conducting resin, are positioned at the two sides of one end of the silver electrode crystal wafer. According to the technical scheme of the quartz-crystal resonator in the utility model, the vibration area of the silver electrode crystal wafer during the resonance process is increased, while the influence of the boundary effect is minimized. Therefore, the internal resistance of the quartz-crystal resonator is effectively reduced and the requirements of the stable operation are satisfied.
Description
Technical field
The utility model relates to a kind of quartz-crystal resonator, especially relates to the fixing small-sized quartz-crystal resonator of electric resistance welding of a kind of wafer one end.
Background technology
Quartz-crystal resonator is that requisite frequency is selected and the control core parts in hyundai electronics and the mechanics of communication.In the military and civilian product, all use widely and use, as communication, navigation, quartz clock, colour TV, computer and terminal equipment, various integrated circuit boards etc.
Along with the development of microelectric technique, and the popularizing of integrated circuit, anodal requirement to various components and parts not only is confined to the electric property aspect, and also more and more harsher to volume and the requirement for height of components and parts, needs components and parts to realize miniaturization, SMD.And quartz-crystal resonator is a kind of components and parts that are not suitable for integrated morphology, but it is again indispensable Primary Component aspect stabilized frequency, so its miniaturization becomes the problem that people are concerned about.
Generally use the quartz-crystal resonator at the electric resistance welding packaged type at present in the electronic applications.When the miniaturization of quartz-crystal resonator volume, because spring leaf is fixed respectively the two ends of silver electrode quartz wafer by conducting resinl, cause the vibration area in the silver electrode quartz wafer resonant process to reduce, increased the influence of boundary effect, cause the resonance internal resistance of quartz-crystal resonator sharply to increase, even can not work.
The utility model content
In view of above-mentioned condition, be necessary to provide a kind of can the fixing small-sized quartz-crystal resonator of electric resistance welding of wafer one end.
The small-sized quartz-crystal resonator of electric resistance welding that a kind of wafer one end is fixing, this quartz-crystal resonator comprises the cavity housing that pedestal and shell combine, in this cavity housing, be provided with the silver electrode quartz plate, base and spring leaf, this base comprises two glass insulators of being located at base bottom, with two two lead terminals that pass glass insulator, this two lead terminal includes ailhead part and pin part, the pin of this two lead terminal part is all passed glass insulator and is located at base bottom and continues across this pedestal and extend to outside the housing, all be welded with this spring leaf on the ailhead part of this two lead terminal, it is characterized in that: this silver electrode quartz plate is fixed on this spring leaf by two conducting resinls, and the position of this two conducting resinls bonding quartz plate and spring leaf is the both sides that are in quartz plate one end.
All be welded with this spring leaf on the ailhead of this two lead terminal part, wherein a spring leaf one end is by the fixing silver electrode quartz plate of conducting resinl, and the other end supports the silver electrode quartz plate.
This pedestal and shell carry out air-tight packaging by the electric resistance welding mode.
Compared with prior art above-mentioned, the utlity model has following beneficial effect: the small-sized quartz-crystal resonator of electric resistance welding that wafer one end that the utility model proposes is fixing, be arranged on homonymy by the end to two spring leafs bonding conducting resinl, the design that two spring leafs are fixed an end of silver electrode quartz wafer with conducting resinl, when the quartz-crystal resonator miniaturization, effectively increased the vibration area in the silver electrode quartz wafer resonant process, reduced the influence of boundary effect, the resonance internal resistance of quartz-crystal resonator can effectively reduce, and satisfies the requirement of stable work.
Description of drawings
Fig. 1 is the vertical view after the small-sized quartz-crystal resonator of the fixing electric resistance welding of the utility model embodiment wafer one end is removed shell.
Fig. 2 is that the master of the fixing small-sized quartz-crystal resonator of electric resistance welding of the utility model embodiment wafer one end looks half-sectional view.
Fig. 3 is the left pseudosection of the fixing small-sized quartz-crystal resonator of electric resistance welding of the utility model embodiment wafer one end.
Fig. 4 is the vertical view of removal enclosing cover, conducting resinl and the silver electrode quartz plate of the fixing small-sized quartz-crystal resonator of electric resistance welding of the utility model embodiment wafer one end.
Fig. 5 is that the master of removal enclosing cover, conducting resinl and the silver electrode quartz plate of the fixing small-sized quartz-crystal resonator of electric resistance welding of the utility model embodiment wafer one end looks and partly cuts open figure.
Fig. 6 is the left view of removal enclosing cover, conducting resinl and the silver electrode quartz plate of the fixing small-sized quartz-crystal resonator of electric resistance welding of the utility model embodiment wafer one end.
Fig. 7, Fig. 8, Fig. 9, Figure 10 are respectively vertical view, front view, upward view and the left view of the fixing small-sized quartz-crystal resonator of electric resistance welding of the utility model embodiment wafer one end when being made into the SMD pasting type.
Wherein: 10, pedestal;
20, shell;
30, silver electrode quartz plate;
40, conducting resinl;
50, glass insulator;
60, lead terminal; 62, pin; 64, ailhead;
70, spring leaf.
Embodiment
Below in conjunction with drawings and Examples the fixing small-sized quartz-crystal resonator of electric resistance welding of wafer one end of the present utility model is described in further detail.
See also Fig. 1 to shown in Figure 6, the small-sized quartz-crystal resonator of electric resistance welding that wafer one end of the utility model embodiment is fixing, this quartz-crystal resonator comprises the cavity housing that pedestal 10 and shell 20 combine, in this cavity housing, be provided with silver electrode quartz plate 30, base and spring leaf 70, this base comprises two glass insulators 50 of being located at pedestal 10 bottoms, with two two lead terminals 60 that pass glass insulator 50, this two lead terminal 60 includes ailhead 64 parts and pin 62 parts, pin 62 parts of this two lead terminal 50 are all passed glass insulator 50 and are located at pedestal 10 bottoms and continue across this pedestal 10 and extend to outside the housing, all be welded with this spring leaf 70 on ailhead 64 parts of this two lead terminal 50, this silver electrode quartz plate 30 is fixed on this spring leaf 70 by two conducting resinls 40, and the position of these two conducting resinls, 40 bonding silver electrode quartz plates 30 and spring leaf 70 is the both sides that are in silver electrode quartz plate 30 1 ends; This spring leaf 70 that all is welded with on ailhead 64 parts of this two lead terminal 60; Wherein a spring leaf 70 1 ends pass through fixedly silver electrode quartz plate 30 of conducting resinl 40, and the other end supports the silver electrode quartz plate; This pedestal 10 carries out air-tight packaging with shell 20 by the electric resistance welding mode.
The utility model adopts the electric resistance welding packaged type, be arranged on homonymy by the end to spring leaf 70 bonding conducting resinls 40, two electrodes of silver electrode quartz plate 30 are bonded on the spring leaf 70 with conducting resinl 40 respectively, and the design that an end of silver electrode quartz plate 30 is fixed simultaneously, when the quartz-crystal resonator miniaturization, effectively increased the vibration area in silver electrode quartz plate 30 resonant process, reduced the influence of boundary effect, the resonance internal resistance of quartz-crystal resonator can effectively reduce, and satisfies the requirement of stable work.
To sum up, the electric resistance welding that the utility model proposes encapsulates small-sized quartz-crystal resonator, be arranged on homonymy by the end to two spring leafs bonding conducting resinl, the design that two spring leafs are fixed an end of silver electrode quartz wafer with conducting resinl, when the quartz-crystal resonator miniaturization, effectively increased the vibration area in the silver electrode quartz wafer resonant process, reduced the influence of boundary effect, the resonance internal resistance of quartz-crystal resonator can effectively reduce, and satisfies the requirement of stable work.
The utility model passes the insulation spacer opening by two lead-in wires, makes insulation spacer place frame bottom, will go between and put in the inserted shim groove that bends to difference respectively, can be made into the SMD pasting type, meets the surface mount requirement.The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solutions of the utility model content, any simple modification that foundation technical spirit of the present utility model is done above embodiment, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (3)
1. the fixing small-sized quartz-crystal resonator of electric resistance welding of wafer one end, this quartz-crystal resonator comprises the cavity housing that pedestal and shell combine, in this cavity housing, be provided with the silver electrode quartz plate, base and spring leaf, this base comprises two glass insulators of being located at base bottom, with two two lead terminals that pass glass insulator, this two lead terminal includes ailhead part and pin part, the pin of this two lead terminal part is all passed glass insulator and is located at base bottom and continues across this pedestal and extend to outside the housing, the ailhead of this two lead terminal is partly gone up all and is welded with this spring leaf, it is characterized in that: this silver electrode quartz plate is fixed on this spring leaf by two conducting resinls, and the position of this two conducting resinls bonding silver electrode quartz plate and spring leaf is the both sides that are in quartz plate one end.
2.
AsThe small-sized quartz-crystal resonator of electric resistance welding that described wafer one end of claim 1 is fixing, it is characterized in that: all be welded with this spring leaf on the ailhead part of this two lead terminal, wherein a spring leaf one end is by the fixing silver electrode quartz plate of conducting resinl, and the other end supports the silver electrode quartz plate.
3. the fixing small-sized quartz-crystal resonator of electric resistance welding of wafer one end as claimed in claim 1, it is characterized in that: this pedestal and shell carry out air-tight packaging by the electric resistance welding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320054636 CN203071893U (en) | 2013-01-31 | 2013-01-31 | Miniature resistance-welding type quartz-crystal resonator composed of wafer with only one fixed end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320054636 CN203071893U (en) | 2013-01-31 | 2013-01-31 | Miniature resistance-welding type quartz-crystal resonator composed of wafer with only one fixed end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203071893U true CN203071893U (en) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320054636 Expired - Lifetime CN203071893U (en) | 2013-01-31 | 2013-01-31 | Miniature resistance-welding type quartz-crystal resonator composed of wafer with only one fixed end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203071893U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103117726A (en) * | 2013-01-31 | 2013-05-22 | 深圳市晶峰晶体科技有限公司 | Electric-resistance-welded small size quartz-crystal resonator with one-end-fixed chip |
-
2013
- 2013-01-31 CN CN 201320054636 patent/CN203071893U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103117726A (en) * | 2013-01-31 | 2013-05-22 | 深圳市晶峰晶体科技有限公司 | Electric-resistance-welded small size quartz-crystal resonator with one-end-fixed chip |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |