CN204831693U - Water pump signal converter - Google Patents
Water pump signal converter Download PDFInfo
- Publication number
- CN204831693U CN204831693U CN201520656811.7U CN201520656811U CN204831693U CN 204831693 U CN204831693 U CN 204831693U CN 201520656811 U CN201520656811 U CN 201520656811U CN 204831693 U CN204831693 U CN 204831693U
- Authority
- CN
- China
- Prior art keywords
- pressure
- signal converter
- water pump
- pump signal
- chip
- 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.)
- Expired - Fee Related
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a water pump signal converter, which comprises a housin, the casing top is provided with integrated circuit chip, the casing bottom is provided with the water inlet, the water inlet bottom is provided with the inlet channel, the inlet channel top is provided with the pressure diaphragm, pressure diaphragm top is provided with pressure equalizing component and pressure chamber, the pressure equalizing component is located the pressure chamber, the pressure chamber is horn shaped structure, the pressure chamber top is provided with buffer, the buffer top is provided with the pressure sensor chip, the pressure sensor chip is equipped with the wire with integrated circuit chip and is connected, the design of this water pump signal converter is simple, excellent performance and detection precision are high.
Description
Technical field
The utility model relates to a kind of water pump signal converter.
Background technology
Based on the pressure transducer of MEMS technology, comprise substrate, be fixed on the shell of described substrate, described substrate and described shell form described pressure transducer outer enclosure structure.In described outer enclosure structure, described substrate is fixedly installed pressure sensor chip and integrated circuit (IC) chip, pressure sensor chip is electrically connected with the mode of integrated circuit (IC) chip by metal lead wire routing, substrate is provided with pad, pressure sensor inside chip is electrically connected with external electronic circuits by substrate pads, meanwhile, pressure transducer is fixed on outside mainboard by pad.The pressure transducer of traditional structure, pressure sensor chip is directly fixed on substrate, in pressure transducer assembling, use procedure, the stress that substrate is subject to can conduct on pressure sensor chip, pressure sensor chip responds to this stress, make pressure transducer produce error, cause pressure transducer performance issue.
Utility model content
The technical problems to be solved in the utility model is to provide the high water pump signal converter of a kind of simplicity of design, function admirable and accuracy of detection.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of water pump signal converter, comprise housing, described case top is provided with integrated circuit (IC) chip, described housing bottom is provided with water inlet, inlet channel is provided with bottom described water inlet, described inlet channel top is provided with pressure-sensitive diaphragm, described pressure-sensitive diaphragm top is provided with pressure equalization member and pressure chamber, described pressure equalization member is positioned at pressure chamber, described pressure chamber is horn-like structure, top, described pressure chamber is provided with snubber assembly, described snubber assembly top is provided with pressure sensor chip, described pressure sensor chip and integrated circuit (IC) chip are provided with wire and are connected.
As preferably, between described integrated circuit (IC) chip and housing, be provided with shock prevention element, prevent the vibrations of housing from damaging integrated circuit (IC) chip.
As preferably, described housing is Stainless Steel Shell, prevents housing from getting rusty because of Long Term Contact water and oxygen.
As preferably, described pressure equalization member and the integrated setting of pressure-sensitive diaphragm, structure is compacter, improves the precision detected.
As preferably, described snubber assembly inside is provided with spring, the shock-absorbing capacity of Promoting Layered Buffer device.
The beneficial effects of the utility model are: this water pump signal converter design is simple, and the setting of pressure equalization member makes diaphragm applied force balanced; By arranging the pressure chamber of horn-like structure, improve the Detection job of signal converter; By arranging snubber assembly, preventing pressure from acting on pressure sensor chip, ensureing pressure transducer stable performance.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of water pump signal converter of the utility model.
Embodiment
As shown in Figure 1, a kind of water pump signal converter, comprise housing 1, described housing 1 top is provided with integrated circuit (IC) chip 2, water inlet 3 is provided with bottom described housing 1, inlet channel 4 is provided with bottom described water inlet 3, described inlet channel 4 top is provided with pressure-sensitive diaphragm 5, described pressure-sensitive diaphragm 5 top is provided with pressure equalization member 7 and pressure chamber 6, described pressure equalization member 7 is positioned at pressure chamber 6, described pressure chamber 6 is horn-like structure, top, described pressure chamber 6 is provided with snubber assembly 8, described snubber assembly 8 top is provided with pressure sensor chip 9, described pressure sensor chip 9 and integrated circuit (IC) chip 2 are provided with wire 10 and are connected.
Be provided with shock prevention element (not shown) between described integrated circuit (IC) chip 2 and housing 1, prevent the vibrations of housing 1 from damaging integrated circuit (IC) chip 2.
Described housing 1 is Stainless Steel Shell, prevents housing 1 from getting rusty because of Long Term Contact water and oxygen.
Described pressure equalization member 7 and the integrated setting of pressure-sensitive diaphragm 5, structure is compacter, improves the precision detected.
Described snubber assembly 8 inside is provided with spring (not shown), the shock-absorbing capacity of Promoting Layered Buffer device 8.
The beneficial effects of the utility model are: this water pump signal converter design is simple, and the setting of pressure equalization member makes diaphragm applied force balanced; By arranging the pressure chamber of horn-like structure, improve the Detection job of signal converter; By arranging snubber assembly, preventing pressure from acting on pressure sensor chip, ensureing pressure transducer stable performance.
The above, be only embodiment of the present utility model, but protection domain of the present utility model is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed in protection domain of the present utility model.
Claims (5)
1. a water pump signal converter, it is characterized in that: comprise housing, described case top is provided with integrated circuit (IC) chip, described housing bottom is provided with water inlet, inlet channel is provided with bottom described water inlet, described inlet channel top is provided with pressure-sensitive diaphragm, described pressure-sensitive diaphragm top is provided with pressure equalization member and pressure chamber, described pressure equalization member is positioned at pressure chamber, described pressure chamber is horn-like structure, top, described pressure chamber is provided with snubber assembly, described snubber assembly top is provided with pressure sensor chip, described pressure sensor chip and integrated circuit (IC) chip are provided with wire and are connected.
2. water pump signal converter according to claim 1, is characterized in that: be provided with shock prevention element between described integrated circuit (IC) chip and housing.
3. water pump signal converter according to claim 2, is characterized in that: described housing is Stainless Steel Shell.
4. water pump signal converter according to claim 3, is characterized in that: described pressure equalization member and the integrated setting of pressure-sensitive diaphragm.
5. water pump signal converter according to claim 4, is characterized in that: described snubber assembly inside is provided with spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520656811.7U CN204831693U (en) | 2015-08-28 | 2015-08-28 | Water pump signal converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520656811.7U CN204831693U (en) | 2015-08-28 | 2015-08-28 | Water pump signal converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204831693U true CN204831693U (en) | 2015-12-02 |
Family
ID=54689284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520656811.7U Expired - Fee Related CN204831693U (en) | 2015-08-28 | 2015-08-28 | Water pump signal converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204831693U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153245A (en) * | 2016-08-15 | 2016-11-23 | 西安森瑟斯传感器有限公司 | Water pump special pressure transmitter |
-
2015
- 2015-08-28 CN CN201520656811.7U patent/CN204831693U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153245A (en) * | 2016-08-15 | 2016-11-23 | 西安森瑟斯传感器有限公司 | Water pump special pressure transmitter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20160828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |