CN208077606U - It is a kind of to use stable piezoelectric buzzer - Google Patents
It is a kind of to use stable piezoelectric buzzer Download PDFInfo
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- CN208077606U CN208077606U CN201820136615.0U CN201820136615U CN208077606U CN 208077606 U CN208077606 U CN 208077606U CN 201820136615 U CN201820136615 U CN 201820136615U CN 208077606 U CN208077606 U CN 208077606U
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- lead
- nickel alloy
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Abstract
The utility model discloses a kind of using stable piezoelectric buzzer, belongs to buzzer field.The a kind of of the utility model uses stable piezoelectric buzzer, including shell, potsherd, nickel alloy substrate, positive lead and negative lead, potsherd and nickel alloy substrate are set in shell, and potsherd is set to above nickel alloy base piece, negative terminal pad and positive terminal pad are additionally provided on shell, the both ends of negative lead are connected on potsherd and negative terminal pad, and the connecting pin of negative lead and potsherd, it is equipped with conductive silver paste on the connecting pin of negative lead and negative terminal pad, the both ends of positive lead are connected in nickel alloy substrate and positive terminal pad, and the connecting pin of positive lead and nickel alloy substrate, it is also equipped with conductive silver paste on the connecting pin of positive lead and positive terminal pad, positive lead is additionally provided with graphite on the conductive silver paste on nickel alloy substrate connecting pin.The piezoelectric buzzer of the utility model, turn-on effect is good, using reliable.
Description
Technical field
The utility model is related to a kind of piezoelectric buzzers, and stable piezoelectric buzzer is used more specifically to a kind of.
Background technology
Existing piezoelectric buzzer using straight plain conductor point postwelding as shown in Figure 1, generally apply conductive silver paste on the market
For being connected, the shortcomings that such product is to be in tight state after being fixed due to plain conductor, when product by temperature or
When external force influences, plain conductor fracture or related fillet lifting are easily led to, especially when piezoelectric buzzer uses nickel alloy base
When piece, silver paste surface during baking and curing can form one layer of megohmite insulant and be flowed through in the moment of buzzer turn-on current
The electric current of silver paste and substrate can puncture silver paste surface insulation substance, form access, reach the turn-on effect of resistance very little, but
It is that many times insulating layer can not be punctured by electric current, it is very big may result in product resistance so that metal wire and nickel alloy substrate
Poor flow influences properties of product, and buzzer is caused often to occur using unstable phenomenon, higher to buzzer quality requirement
Occasion, the buzzer of this application cannot be met the requirements well, very not applicable.
Invention content
1. utility model technical problems to be solved
It is bad, electric using the piezoelectric buzzer conduction of nickel alloy substrate that the purpose of the utility model is to overcome existing
Hold unstable deficiency, provides a kind of piezoelectric buzzer using stabilization, the buzzer is in positive lead and nickel alloy substrate
Graphite is set in the silver paste of connecting pin, and setting electrically conductive graphite enhances the turn-on effect of the buzzer so that the capacitance of buzzer
More stablize, be not susceptible to inside buzzer open circuit the phenomenon that, improve the quality of buzzer, improve buzzer use it is steady
It is qualitative, it is ingenious in design.
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model is：
The a kind of of the utility model uses stable piezoelectric buzzer, including shell, potsherd, nickel alloy substrate, anode
Connecting line and negative lead, the potsherd and nickel alloy substrate are set in shell, and the potsherd is closed set on nickel
The top of auri piece further respectively has negative terminal pad and positive terminal pad, the both ends of the negative lead on the shell
Be connected on potsherd and negative terminal pad, and the connecting pin of the negative lead and potsherd, negative lead and
Conductive silver paste is respectively equipped on the connecting pin of negative terminal pad, the both ends of the positive lead are connected to nickel alloy substrate
In positive terminal pad, and the positive lead and the connecting pin of nickel alloy substrate, the company of positive lead and positive terminal pad
It connects and is also respectively equipped with conductive silver paste on end, the positive lead is also set on the conductive silver paste on nickel alloy substrate connecting pin
There is graphite.
Further, the negative lead and positive lead are waveform.
Further, the negative lead and positive lead are tinned wire.
Further, it is additionally provided with silica gel on one end that the positive lead is connect with nickel alloy substrate, to solid
Determine positive lead.
Further, one end that the negative lead is located on potsherd also is provided with silica gel.
3. advantageous effect
It is had the advantages that compared with existing known technology using technical solution provided by the utility model：
(1) the utility model is a kind of using stable piezoelectric buzzer, and the buzzer is in positive lead and nickel alloy
Graphite is set in the silver paste of substrate connecting pin, and setting electrically conductive graphite enhances turn-on effect so that the capacitance of buzzer is more steady
Fixed, the phenomenon that open circuit is not susceptible to inside buzzer, is improved the quality of buzzer, is improved buzzer use using reliable
Stability, it is ingenious in design.
(2) a kind of of the utility model uses stable piezoelectric buzzer, positive lead and cathode in the buzzer
Connecting line is waveform, and waveform increases the extended length of connecting line, increases it when by temperature and outer force effect
Cushion space, effectively avoid the noiseless problem of broken string of buzzer, improve the quality of buzzer.
(3) a kind of of the utility model uses stable piezoelectric buzzer, the positive lead and nickel alloy of the buzzer
It is additionally provided with silica gel on one end of substrate connection, which can play the role of fixed and insulate, which can fix just
Pole connecting line is located at the end of nickel alloy base on piece, and positive lead is avoided to be contacted with potsherd, very useful.
Description of the drawings
Fig. 1 is the overall structure diagram of existing piezoelectric buzzer；
Fig. 2 is a kind of overall structure diagram using stable piezoelectric buzzer of the utility model.
Label declaration in schematic diagram：
1, shell；2, nickel alloy substrate；3, potsherd；4, positive terminal pad；5, negative terminal pad；6, conductive silver paste；7, positive
Connecting line；8, negative lead；9, graphite；10, silica gel.
Specific implementation mode
To further appreciate that the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
In conjunction with shown in Fig. 2, a kind of of the present embodiment is closed using stable piezoelectric buzzer, including shell 1, potsherd 3, nickel
Auri piece 2, positive lead 7 and negative lead 8, wherein potsherd 3 and nickel alloy substrate 2 are set in shell 1, and ceramics
Piece 3 is set to the top of nickel alloy substrate 2, also, further respectively has negative terminal pad 5 and positive terminal pad 4 on above-mentioned shell 1, together
When, the both ends of above-mentioned negative lead 8 are connected on potsherd 3 and negative terminal pad 5, and negative lead 8 and ceramics
Conductive silver paste 6, above-mentioned anode connection are respectively equipped on the connecting pin of the connecting pin of piece 3, negative lead 8 and negative terminal pad 5
The both ends of line 7 are connected on nickel alloy substrate 2 and positive terminal pad 4, and the connection of positive lead 7 and nickel alloy substrate 2
End, positive lead 7 are also respectively equipped with conductive silver paste 6 on the connecting pin of positive terminal pad 4.It should be strongly noted that at this
In embodiment, above-mentioned positive lead 7 is additionally provided with graphite 9 on the conductive silver paste 6 on 2 connecting pin of nickel alloy substrate, the stone
Ink 9 is set on conductive silver paste 6 and graphite 9 also is provided with being in direct contact part with positive lead 7.The graphite 9 can play conducting
Effect, and graphite 6 will not form megohmite insulant in the curing process, and conduction property is stablized always.When conductive silver paste 6 is asked
Topic is so that when its turn-on effect is bad, and graphite 9 can be connected instead of conductive silver paste 6, which is combined with conductive silver paste 6
Play the role of dual fail-safe, meanwhile, graphite 9 is arranged on conductive silver paste 6, and graphite 9 is combined with conductive silver paste 6 so that is led
Electric silver paste 6 is not allowed to be also easy to produce insulating layer, and the turn-on effect in conjunction with after greatly promotes.Setting graphite 9 enhances turn-on effect, makes
The capacitance for obtaining buzzer is more stable, the phenomenon that being not susceptible to open a way inside buzzer, improves the quality of buzzer, improves
The stability that buzzer uses, it is ingenious in design.In addition, compared with being directly connected using graphite 9, the present embodiment is in conductive silver paste
It is relatively reliable that graphite 9 is set, since the brittleness of graphite 9 is larger, if directly in positive lead 7 and nickel alloy substrate 2 on 6
Graphite 9, the then easily fragmentation of graphite 9, to generate the situations such as open circuit, so that buzzer breaks down is arranged in connecting pin.Practical behaviour
When making, the both ends of negative lead 8 and positive lead 7 are correspondingly connected with by way of electric welding first in negative terminal pad 5, pottery
On tile, positive terminal pad 4 and nickel alloy substrate 2, conductive silver paste 6 is being smeared in several connecting pins respectively, is finally being connected in anode
Line 7 and smearing graphite 9 on the conductive silver paste 6 on 2 connecting pin of nickel alloy substrate.
Further, the negative lead 8 of the present embodiment and positive lead 7 are waveform, and waveform increases just
The extended length of pole connecting line 7 and negative lead 8 increases its cushion space when by temperature and outer force effect, has
The noiseless problem of broken string for avoiding buzzer of effect, improves the quality of buzzer.It is preferred that the cathode of the present embodiment
Connecting line 8 and positive lead 7 are tinned wire.
Further, silica gel is additionally provided on one end that the positive lead 7 of the present embodiment is connect with nickel alloy substrate 2
10, to fixed positive lead 7, specifically, as shown in Fig. 2, the silica gel 10 is arranged is located at nickel alloy base in positive lead 7
The end of one end on piece 2, the silica gel 10 can play the role of fixed and insulate, which can fix positive connection
Line 7 is located at the end on nickel alloy substrate 2, and positive lead 7 is avoided to be contacted with potsherd 3, and the silica gel 10 is non-conductive,
Insulating effect can be played so that 7 reliable operation of positive lead, it is very useful.At the same time, above-mentioned negative lead 8
It also is provided with silica gel 10 in one end on potsherd 3, the silica gel 10 at this can equally play fixed function, avoid negative lead 8
It loosens so that it touches nickel alloy substrate 2.
The a kind of of the utility model uses stable piezoelectric buzzer, and the turn-on effect inside the buzzer is more preferable, capacitance
More stablize, be not susceptible to inside buzzer open circuit the phenomenon that, improve the quality of buzzer, improve buzzer use it is steady
It is qualitative, it is ingenious in design.
Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing
Shown in also be the utility model one of embodiment, actual structure is not limited to this.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, without creatively designing
Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (5)
1. a kind of using stable piezoelectric buzzer, including shell (1), potsherd (3), nickel alloy substrate (2), positive lead
(7) and negative lead (8), the potsherd (3) and nickel alloy substrate (2) are in shell (1), and the potsherd
(3) it is set to the top of nickel alloy substrate (2), negative terminal pad (5) and positive terminal pad (4) are further respectively had on the shell (1),
It is characterized in that：The both ends of the negative lead (8) are connected on potsherd (3) and negative terminal pad (5), and described
The connecting pin of negative lead (8) and potsherd (3), negative lead (8) and negative terminal pad (5) connecting pin on set respectively
There are conductive silver paste (6), the both ends of the positive lead (7) to be connected to nickel alloy substrate (2) and positive terminal pad (4)
On, and connecting pin, positive lead (7) and the positive terminal pad (4) of the positive lead (7) and nickel alloy substrate (2)
Also conductive silver paste (6), the positive lead (7) and leading on nickel alloy substrate (2) connecting pin are respectively equipped on connecting pin
It is additionally provided with graphite (9) on electric silver paste (6).
2. a kind of piezoelectric buzzer using stabilization according to claim 1, it is characterised in that：The negative lead
(8) and positive lead (7) is waveform.
3. a kind of piezoelectric buzzer using stabilization according to claim 2, it is characterised in that：The negative lead
(8) and positive lead (7) is tinned wire.
4. a kind of piezoelectric buzzer using stabilization according to claims 1 to 3 any one, it is characterised in that：It is described
One end for being connect with nickel alloy substrate (2) of positive lead (7) on be additionally provided with silica gel (10), to fixed positive lead
(7)。
5. a kind of piezoelectric buzzer using stabilization according to claim 4, it is characterised in that：The negative lead
(8) one end being located on potsherd (3) also is provided with silica gel (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820136615.0U CN208077606U (en) | 2018-01-26 | 2018-01-26 | It is a kind of to use stable piezoelectric buzzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820136615.0U CN208077606U (en) | 2018-01-26 | 2018-01-26 | It is a kind of to use stable piezoelectric buzzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208077606U true CN208077606U (en) | 2018-11-09 |
Family
ID=64035860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820136615.0U Active CN208077606U (en) | 2018-01-26 | 2018-01-26 | It is a kind of to use stable piezoelectric buzzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208077606U (en) |
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2018
- 2018-01-26 CN CN201820136615.0U patent/CN208077606U/en active Active
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