CN209549835U - The ultrasonic ultrasonic delay line memory unit of high reliability - Google Patents
The ultrasonic ultrasonic delay line memory unit of high reliability Download PDFInfo
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- CN209549835U CN209549835U CN201920076731.2U CN201920076731U CN209549835U CN 209549835 U CN209549835 U CN 209549835U CN 201920076731 U CN201920076731 U CN 201920076731U CN 209549835 U CN209549835 U CN 209549835U
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- shell
- base plate
- installation base
- pedestal
- rear side
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Abstract
A kind of ultrasonic ultrasonic delay line memory unit of high reliability, including shell, the hold-doun nut being threadedly connected on the outside of cover top portion, it is set to the rear side cover board of outer casing bottom, it is set to the installation base plate at middle part in shell, the circuit board being set on installation base plate, it is set to the electric connection head being electrically connected on rear side cover board and with circuit board, it is set in shell and is located at the pedestal of side of the installation base plate far from rear side cover board, piezoelectric energy-conversion piece in pedestal, it is connect with piezoelectric energy-conversion piece and passes through pedestal and installation base plate and the extraction electrode connecting with circuit board, the acoustic lens of inner seal rings between pedestal and shell and the side positioned at piezoelectric energy-conversion piece far from rear side cover board, piezoelectric energy-conversion piece is embedded in inner seal rings.Such inner seal rings will not be subjected to displacement deformation, good seal performance and without using shell as electrode, avoid shell generation electrochemical corrosion phenomenon, prevent Housing failure, surface atomizing water pollution.
Description
Technical field
The utility model relates to air conditioner humidifier technical field, the ultrasonic ultrasonic delay line memory list of especially a kind of high reliability
Member.
Background technique
It is atomized in air conditioner humidifier with a capillary gravity wave and ultrasonic fountain effect using ultrasonic wave
Ultrasonic ultrasonic delay line memory.As Chinese patent CN1974026A discloses a kind of transduction piece sealing mechanism of ultrasonic ultrasonic delay line memory.It is existing
Most of product using installed on cast metal casing (such as kirsite, stainless steel etc.) it is several to dozens of diameter 10 to
The piezoelectric ceramics Atomazing transducing chip of 30mm, and corresponding driving circuit is installed inside the housing, finally carried out using epoxy resin
The structure of encapsulating sealing.Entire product is submerged in water.The outside of Atomazing transducing chip is equipped with single layer cushion rubber, the rotation of metallic screw gland
It is pressed on single layer cushion rubber to be sealed to Atomazing transducing chip, metallic screw gland can generate rotation during screw socket rotates
Torque causes the single layer cushion rubber of bottom to be subjected to displacement, and is influenced by thread pitch, and single layer cushion rubber can not be accomplished completely
Ground according to design state pressing it is closed, especially after temperature change by the different materials coefficient of expansion it is inconsistent in the case where
It becomes apparent.Furthermore this class formation is in design, due to the needs of circuit, generally using shell as an electricity of Atomazing transducing chip
Pole is electrified for a long time work and easily forms electrochemical corrosion phenomenon, lead to the damage of shell since there are potential differences with ambient enviroment for shell
It is bad, and shell corrosion can release heavy metal substance to water body, lead to the pollution for being atomized water body.
Utility model content
In view of this, the present invention provides a kind of inner seal rings will not be subjected to displacement deformation, good seal performance and
Without using shell as electrode, avoid shell occur electrochemical corrosion phenomenon, prevent Housing failure, surface atomizing water pollution
High reliability ultrasonic ultrasonic delay line memory unit, to solve the above problems.
A kind of ultrasonic ultrasonic delay line memory unit of high reliability, is set to the bottom of a sink, and be at least partially situated at water
The outside of slot, the ultrasonic ultrasonic delay line memory unit of the high reliability include shell (10), are threadedly connected to outside shell (10) top
The hold-doun nut (20) of side, the rear side cover board (40) for being set to shell (10) bottom, the installation for being set to middle part in shell (10)
Substrate (50), the circuit board (60) being set on installation base plate (50), be set on rear side cover board (40) and with circuit board (60)
The electric connection head (70) of electric connection is set in shell (10) and is located at installation base plate (50) far from rear side cover board (40)
Side pedestal (80), be located in pedestal (80) piezoelectric energy-conversion piece (90), connect with piezoelectric energy-conversion piece (90) and across base
Seat (80) and installation base plate (50) and the extraction electrode (110) connect with circuit board (60) are located at pedestal (80) and shell (10)
Between inner seal rings (120) and be located at piezoelectric energy-conversion piece (90) far from rear side cover board (40) side acoustic lens (130),
The bottom of shell (10) has opening, and rear side cover board (40) is slidably disposed in opening, and the top of shell (10) is equipped with outstanding
The outer circumferential of interconnecting piece (11), interconnecting piece (11) is equipped with external screw thread, and hold-doun nut (20) is threadedly coupled with interconnecting piece (11), even
The inside of socket part (11) has the groove of truncated cone-shaped, and the small head end of groove, towards rear side cover board (40), acoustic lens (130) is arranged
In the groove of interconnecting piece (11), the piezoelectric energy-conversion piece (90) is embedded in inner seal rings (120).
It further, further include the external sealing ring (30) being set between hold-doun nut (20) and shell (10).
Further, the pedestal (80) is equipped with mounting groove, inner seal rings (120) far from the side of rear side cover board (40)
At the circumferential edge of mounting groove, inner seal rings (120) bottom surface is abutted with pedestal (80), and top surface is supported with interconnecting piece (11)
It connects, the week of inner seal rings (120) is equipped with accommodation groove inwardly, and the edge of piezoelectric energy-conversion piece (90) is located at inner seal rings
(120) in accommodation groove.
Further, the inner sidewall of the shell (10) is equipped with the First terrace being located at below interconnecting piece (11) and position
The first screw hole, Ruo Gan are equipped on second step face below first step surface side, First terrace and second step face
One screw passes through installation base plate (50) and is threadedly coupled with first screw hole in the second step face of shell (10), installation base plate (50)
Several second screw holes are equipped with, several second screws pass through circuit board (60) and connect with the second screw hole screw thread of installation base plate (50)
It connects, several third screws pass through pedestal (80) and are threadedly coupled with the first screw hole of First terrace of shell (10).
Further, the electric connection head (70) is connect with circuit board (60) by cable.
Further, there is heat dissipation channel between the installation base plate (50) and shell (10).
Further, the heat sink material of high thermal conductivity coefficient is filled in the heat dissipation channel.
Compared with prior art, the ultrasonic ultrasonic delay line memory unit of the high reliability of the utility model includes shell (10), spiral shell
Line is connected to the hold-doun nut (20) of shell (10) top outer, the rear side cover board (40) for being set to shell (10) bottom, setting
In the shell (10) installation base plate (50) at middle part, the circuit board (60) being set on installation base plate (50), be set to rear side cover
The electric connection head (70) that is electrically connected on plate (40) and with circuit board (60) is set in shell (10) and is located at installation base
The pedestal (80) of side of the plate (50) far from rear side cover board (40), the piezoelectric energy-conversion piece (90) and piezoelectricity being located in pedestal (80)
Transduction piece (90) connection and pass through pedestal (80) and installation base plate (50) and the extraction electrode (110) being connect with circuit board (60),
Inner seal rings (120) between pedestal (80) and shell (10) and it is located at piezoelectric energy-conversion piece (90) far from rear side cover board
(40) bottom of the acoustic lens (130) of side, shell (10) has opening, and rear side cover board (40) is slidably disposed in opening,
The top of shell (10) is equipped with interconnecting piece outstanding (11), and the outer circumferential of interconnecting piece (11) is equipped with external screw thread, hold-doun nut
(20) it is threadedly coupled with interconnecting piece (11), the inside of interconnecting piece (11) has the groove of truncated cone-shaped, and the small head end direction of groove
Rear side cover board (40), acoustic lens (130) are set in the groove of interconnecting piece (11), and the piezoelectric energy-conversion piece (90) is embedded inside
In sealing ring (120).Such inner seal rings will not be subjected to displacement deformation, good seal performance and be used as electricity without using shell
Pole avoids shell that electrochemical corrosion phenomenon occurs, prevents Housing failure, surface atomizing water pollution.
Detailed description of the invention
The embodiments of the present invention are described below in conjunction with attached drawing, in which:
Fig. 1 is that the ultrasonic ultrasonic delay line memory unit of high reliability provided by the utility model is installed on the schematic diagram in sink.
Fig. 2 is the partial sectional view of the side of the ultrasonic ultrasonic delay line memory unit of high reliability provided by the utility model.
Fig. 3 is the stereoscopic schematic diagram of the ultrasonic ultrasonic delay line memory unit of high reliability provided by the utility model.
Specific embodiment
Specific embodiment of the utility model is further elaborated below based on attached drawing.It should be understood that
The explanation of the utility model embodiment is not used to herein to limit the protection scope of the utility model.
Fig. 1 and Fig. 3 is please referred to, the ultrasonic ultrasonic delay line memory unit 100 of high reliability provided by the utility model is set to one
The bottom of sink 200, and the bottom of the ultrasonic ultrasonic delay line memory unit 100 of high reliability is at least partially situated at the outer of sink 200
Portion.The top section that the ultrasonic ultrasonic delay line memory unit 100 of high reliability is located at sink 200 is submerged in water.The bottom of sink 200
Equipped with through-hole, the top of the ultrasonic ultrasonic delay line memory unit 100 of high reliability passes through the through-hole of sink 200, positioned at the top of sink 200
Portion is sealingly fastened in the bottom of sink 200 by hold-doun nut 20 and external sealing ring 30.
It please also refer to Fig. 2, the ultrasonic ultrasonic delay line memory unit 100 of high reliability provided by the utility model includes shell
10, the hold-doun nut 20 for being threadedly connected to 10 top outer of shell, the outside being set between hold-doun nut 20 and shell 10 are close
Seal 30, the rear side cover board 40 for being set to 10 bottom of shell are set to the installation base plate 50 at middle part in shell 10, are set to installation
Circuit board 60 on substrate 50 is set to the electric connection head 70 being electrically connected on rear side cover board 40 and with circuit board 60, setting
It is changed in shell 10 and positioned at the pedestal 80 of side of the installation base plate 50 far from rear side cover board 40, the piezoelectricity being set in pedestal 80
Energy piece 90 connect with piezoelectric energy-conversion piece 90 and passes through pedestal 80 and installation base plate 50 and the extraction electrode connecting with circuit board 60
110, the inner seal rings 120 between pedestal 80 and shell 10 and positioned at piezoelectric energy-conversion piece 90 far from rear side cover board 40 one
The acoustic lens 130 of side.Head 70 is electrically connected to connect with circuit board 60 by cable.Circuit board 60 is driven by extraction electrode 110
Piezoelectric energy-conversion piece 90.Circuit board 60 is set to installation base plate 50 towards the side of rear side cover board 40.
100 nothing of ultrasonic ultrasonic delay line memory unit so that high reliability provided by the utility model is arranged in extraction electrode 110
Need to using shell as electrode, avoid shell occur electrochemical corrosion phenomenon, prevent Housing failure, surface atomizing water pollution.
The bottom of shell 10 has opening, and rear side cover board 40 is slidably disposed in opening.Shell 10, which uses, to exist for a long time
Alloying metal used in water, such as copper alloy, aluminium alloy or stainless steel.
The top of shell 10 is equipped with interconnecting piece 11 outstanding, and interconnecting piece 11 passes through the through-hole of sink 200, the week of interconnecting piece 11
It is equipped with external screw thread, groove of the inside with truncated cone-shaped, and the small head end of groove outward towards rear side cover board 40.Hold-doun nut 20
Inside be equipped with internal screw thread, and be threadedly coupled with the external screw thread of interconnecting piece 11.The top surface of external sealing ring 30 and hold-doun nut 20
It abuts, bottom surface is abutted with the bottom of sink 200.
Acoustic lens 130 is set in the groove of interconnecting piece 11.The acoustic pressure power that acoustic lens 130 generates piezoelectric energy-conversion piece 90
Wave, which is able to carry out, to be gathered.
The inner sidewall of shell 10 is equipped with the First terrace for being located at 11 lower section of interconnecting piece and is located under first step surface side
The second step face of side.The first screw hole is equipped on First terrace and second step face.
Several first screws pass through installation base plate 50 and are threadedly coupled with first screw hole in the second step face of shell 10.Peace
It fills substrate 50 and is equipped with several second screw holes.
Several second screws pass through circuit board 60 and are threadedly coupled with the second screw hole of installation base plate 50.Installation base plate 50 can
Think the metal or non-metal board of exterior insulation processing, is provided for circuit board 60 and support and play thermally conductive effect.Installation base plate
There is heat dissipation channel, heat dissipation channel is hollow between 50 and shell 10.Or the heat dissipation filled with thermal coefficient with higher
Material, such as high molecular material, the metal powder or single crystal grain of insulating, the heat that circuit board 60 is generated is timely
It radiates.
Several third screws pass through pedestal 80 and are threadedly coupled with the first screw hole of First terrace of shell 10.
Pedestal 80 is equipped with mounting groove far from the side of rear side cover board 40, and inner seal rings 120 are located at the peripheral edge of mounting groove
At edge, 120 bottom surface of inner seal rings is abutted with pedestal 80, and top surface is abutted with interconnecting piece 11.
The week of inner seal rings 120 is equipped with accommodation groove inwardly, and the edge of piezoelectric energy-conversion piece 90 is located at inner seal rings 120
Accommodation groove in.Such inner seal rings 120 clamp piezoelectric energy-conversion piece 90.By screwing third screw, base may make
Seat 80 is mobile towards interconnecting piece 11, to compress inner seal rings 120, and then clamps piezoelectric energy-conversion piece 90.It will not so generate
Positional shift, good seal performance will not occur for rotation torque, inner seal rings 120.
In present embodiment, inner seal rings 120 and external sealing ring 30 use rubber material, such as silica gel, natural rubber
Or synthetic rubber, the preferably specially treated synthetic rubber with good waterproof performance.
Compared with prior art, the ultrasonic ultrasonic delay line memory unit of the high reliability of the utility model includes shell 10, screw thread
It is connected to the hold-doun nut 20 of 10 top outer of shell, the rear side cover board 40 for being set to 10 bottom of shell, is set in shell 10
The installation base plate 50 at middle part, the circuit board 60 being set on installation base plate 50, be set to rear side cover board 40 on and with circuit board 60
The electric connection head 70 of electric connection is set in shell 10 and is located at side of the installation base plate 50 far from rear side cover board 40
Pedestal 80, the piezoelectric energy-conversion piece 90 being set in pedestal 80 connect with piezoelectric energy-conversion piece 90 and pass through pedestal 80 and installation base plate
50 and connect with circuit board 60 extraction electrode 110, the inner seal rings 120 between pedestal 80 and shell 10 and be located at pressure
The acoustic lens 130 of electric side of the transduction piece 90 far from rear side cover board 40, the bottom of shell 10 have opening, 40 activity of rear side cover board
Ground is located at opening, and the top of shell 10 is equipped with interconnecting piece 11 outstanding, and the outer circumferential of interconnecting piece 11 is equipped with external screw thread, fixed
Nut 20 is threadedly coupled with interconnecting piece 11, and the inside of interconnecting piece 11 has the groove of truncated cone-shaped, and the small head end of groove is after
Side cover plate 40, acoustic lens 130 are set in the groove of interconnecting piece 11, and the piezoelectric energy-conversion piece 90 is embedded at inner seal rings 120
In.Such inner seal rings will not be subjected to displacement deformation, good seal performance and without using shell as electrode, avoid shell from sending out
Raw electrochemical corrosion phenomenon prevents Housing failure, surface atomizing water pollution.
The above is only the preferred embodiments of the utility model, are not used to the limitation protection scope of the utility model, any
Modification, equivalent replacement or improvement within the spirit of the present invention etc. are all covered in the scope of the claims of the utility model.
Claims (7)
1. a kind of ultrasonic ultrasonic delay line memory unit of high reliability, is set to the bottom of a sink, and is at least partially situated at sink
Outside, it is characterised in that: the ultrasonic ultrasonic delay line memory unit of the high reliability includes shell (10), is threadedly connected to shell
(10) hold-doun nut (20) of top outer, be set to shell (10) bottom rear side cover board (40), be set in shell (10)
The installation base plate (50) at middle part, the circuit board (60) being set on installation base plate (50), be set on rear side cover board (40) and with
The electric connection head (70) of circuit board (60) electric connection is set in shell (10) and is located at installation base plate (50) far from rear side
The pedestal (80) of the side of cover board (40), the piezoelectric energy-conversion piece (90) being located in pedestal (80) are connect with piezoelectric energy-conversion piece (90)
And pass through pedestal (80) and installation base plate (50) and the extraction electrode (110) connect with circuit board (60), be located at pedestal (80) and
The sound of the inner seal rings (120) between shell (10) and side positioned at piezoelectric energy-conversion piece (90) far from rear side cover board (40) is saturating
The bottom of mirror (130), shell (10) has opening, and rear side cover board (40) is slidably disposed in opening, and shell is set at the top of (10)
Have interconnecting piece outstanding (11), the outer circumferential of interconnecting piece (11) is equipped with external screw thread, hold-doun nut (20) and interconnecting piece (11) spiral shell
Line connection, the inside of interconnecting piece (11) have a groove of truncated cone-shaped, and the small head end of groove is towards rear side cover board (40), acoustic lens
(130) it is set in the groove of interconnecting piece (11), the piezoelectric energy-conversion piece (90) is embedded in inner seal rings (120).
2. the ultrasonic ultrasonic delay line memory unit of high reliability as described in claim 1, it is characterised in that: further include being set to fixation
External sealing ring (30) between nut (20) and shell (10).
3. the ultrasonic ultrasonic delay line memory unit of high reliability as described in claim 1, it is characterised in that: the pedestal (80) is separate
The side of rear side cover board (40) is equipped with mounting groove, and inner seal rings (120) are located at the circumferential edge of mounting groove, inner seal rings
(120) bottom surface is abutted with pedestal (80), and top surface is abutted with interconnecting piece (11), and the week of inner seal rings (120) is equipped with inwardly holds
Slot is set, the edge of piezoelectric energy-conversion piece (90) is located in the accommodation groove of inner seal rings (120).
4. the ultrasonic ultrasonic delay line memory unit of high reliability as described in claim 1, it is characterised in that: the shell (10) it is interior
Side wall is equipped with the First terrace being located at below interconnecting piece (11) and the second step face below first step surface side, the
Be equipped with the first screw hole on one step surface and second step face, several first screws pass through installation base plate (50) and with shell (10)
First screw hole in second step face be threadedly coupled, installation base plate (50) is equipped with several second screw holes, and several second screws wear
Oversampling circuit plate (60) is simultaneously threadedly coupled with the second screw hole of installation base plate (50), several third screws pass through pedestal (80) and with it is outer
The first screw hole of First terrace of shell (10) is threadedly coupled.
5. the ultrasonic ultrasonic delay line memory unit of high reliability as described in claim 1, it is characterised in that: the electric connection head
(70) it is connect with circuit board (60) by cable.
6. the ultrasonic ultrasonic delay line memory unit of high reliability as described in claim 1, it is characterised in that: the installation base plate (50)
There is heat dissipation channel between shell (10).
7. the ultrasonic ultrasonic delay line memory unit of high reliability as claimed in claim 6, it is characterised in that: filled out in the heat dissipation channel
Heat sink material filled with high thermal conductivity coefficient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920076731.2U CN209549835U (en) | 2019-01-17 | 2019-01-17 | The ultrasonic ultrasonic delay line memory unit of high reliability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920076731.2U CN209549835U (en) | 2019-01-17 | 2019-01-17 | The ultrasonic ultrasonic delay line memory unit of high reliability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209549835U true CN209549835U (en) | 2019-10-29 |
Family
ID=68308039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920076731.2U Active CN209549835U (en) | 2019-01-17 | 2019-01-17 | The ultrasonic ultrasonic delay line memory unit of high reliability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209549835U (en) |
-
2019
- 2019-01-17 CN CN201920076731.2U patent/CN209549835U/en active Active
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