JPH0163786U - - Google Patents
Info
- Publication number
- JPH0163786U JPH0163786U JP1987159285U JP15928587U JPH0163786U JP H0163786 U JPH0163786 U JP H0163786U JP 1987159285 U JP1987159285 U JP 1987159285U JP 15928587 U JP15928587 U JP 15928587U JP H0163786 U JPH0163786 U JP H0163786U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric vibrator
- spring
- mass
- piston
- connecting member
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Reciprocating Pumps (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Description
第１図乃至第３図は本考案の第１の実施例を示
し、第１図は全体の縦断面図、第２図は振動系を
モデル化して示す図、第３図は振幅特性図であり
、第４図は本考案の第２の実施例を示す第１図相
当図である。そして、第５図は従来例を示す第１
図相当図である。
図中、１１はシリンダフレーム、１２は圧電振
動子、１４はピストン、１６はポンプ室、１７は
連結部材、１８，２５はばねである。
Figures 1 to 3 show the first embodiment of the present invention, with Figure 1 being a longitudinal cross-sectional view of the whole, Figure 2 being a modeled version of the vibration system, and Figure 3 being an amplitude characteristic diagram. 4 is a diagram corresponding to FIG. 1 showing a second embodiment of the present invention. FIG. 5 shows the first example of the conventional example.
It is a figure equivalent figure. In the figure, 11 is a cylinder frame, 12 is a piezoelectric vibrator, 14 is a piston, 16 is a pump chamber, 17 is a connecting member, and 18 and 25 are springs.
Claims (1)
前記シリンダフレーム内に移動可能に設けられた
ピストンとを具備し、前記圧電振動子とピストン
とを、圧電振動子側から順に所要質量の連結部材
及び所要ばね力のばねを介して連結する構成とし
、且つ、前記圧電振動子に対する駆動周波数をω
、圧電振動子のばね定数をＫ１、連結部材の質量
をｍ１、前記ばねのばね定数をＫ２、前記ピスト
ンの質量をｍ２としたときにこれらＫ１，ｍ１，
Ｋ２，ｍ２，ωの関係を、 √１ １≒√Ｋ２／ｍ２ ≒ωとなるように定
めたことを特徴とする圧電式エアポンプ。[Claims for Utility Model Registration] A piezoelectric vibrator disposed in a cylinder frame,
a piston movably provided within the cylinder frame, and the piezoelectric vibrator and the piston are connected in order from the piezoelectric vibrator side via a connecting member of a required mass and a spring of a required spring force. , and the driving frequency for the piezoelectric vibrator is ω
, the spring constant of the piezoelectric vibrator is K 1 , the mass of the connecting member is m 1 , the spring constant of the spring is K 2 , and the mass of the piston is m 2 , these K 1 , m 1 ,
A piezoelectric air pump characterized in that the relationship among K 2 , m 2 , and ω is determined to be √ 1 1 ≒√ K 2 /m 2 ≒ ω.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159285U JPH0163786U (en) | 1987-10-20 | 1987-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159285U JPH0163786U (en) | 1987-10-20 | 1987-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0163786U true JPH0163786U (en) | 1989-04-24 |
Family
ID=31440364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987159285U Pending JPH0163786U (en) | 1987-10-20 | 1987-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0163786U (en) |
-
1987
- 1987-10-20 JP JP1987159285U patent/JPH0163786U/ja active Pending