CN204461500U - Water flow sensing unit - Google Patents
Water flow sensing unit Download PDFInfo
- Publication number
- CN204461500U CN204461500U CN201520184766.XU CN201520184766U CN204461500U CN 204461500 U CN204461500 U CN 204461500U CN 201520184766 U CN201520184766 U CN 201520184766U CN 204461500 U CN204461500 U CN 204461500U
- Authority
- CN
- China
- Prior art keywords
- water flow
- sensing unit
- assembly
- fixed block
- flow sensing
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 10
- 239000012535 impurity Substances 0.000 abstract description 10
- 229910052742 iron Inorganic materials 0.000 abstract description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a kind of water flow sensing unit, it comprises fixed block assembly etc., and sealing fixed block assembly is made up of fixing and O-ring seal, and plastic impeller assembly comprises magnet strip, blade, locating shaft, magnet strip is placed in blade respectively, and locating shaft is through the centre of blade; The below of water flow sensing unit shell is provided with filtering screen; Sealing fixed block assembly and plastic impeller assembly are arranged on the inner side of water flow sensing unit shell, Hall circuit assembly is packed in the outside of water flow sensing unit shell, sealing fixed block assembly is arranged on the top of plastic impeller assembly, the top of sealing fixed block assembly bottom socket plastic impeller assembly.The utility model prevents from entering impurity, reduces iron rust class accumulation of impurities in addition.
Description
Technical field
The utility model relates to a kind of sensor, particularly relates to a kind of water flow sensing unit.
Background technology
There is following problem in existing water flow sensing unit: one, easily enters impurity; Two, impeller monoblock is magnet, and iron rust class impurity ratio is easier to gather.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of water flow sensing unit, and it prevents from entering impurity, reduces iron rust class accumulation of impurities in addition.
The utility model solves above-mentioned technical matters by following technical proposals: a kind of water flow sensing unit, it is characterized in that, it comprises fixed block assembly, plastic impeller assembly, water flow sensing unit shell, Hall circuit assembly, sealing fixed block assembly is made up of fixing and O-ring seal, plastic impeller assembly comprises magnet strip, blade, locating shaft, magnet strip is placed in blade respectively, and locating shaft is through the centre of blade; The below of water flow sensing unit shell is provided with filtering screen; Sealing fixed block assembly and plastic impeller assembly are arranged on the inner side of water flow sensing unit shell, Hall circuit assembly is packed in the outside of water flow sensing unit shell, sealing fixed block assembly is arranged on the top of plastic impeller assembly, the top of sealing fixed block assembly bottom socket plastic impeller assembly; O-ring seal arranges the right angle of the front end of fixed block, and the diameter of O-ring seal is identical with the length of fixed block right angle, and O-ring seal contacts with the inner wall smooth face of water flow sensing unit shell and seals.
Preferably, the below of described Hall circuit assembly is provided with projection.
Positive progressive effect of the present utility model is: the utility model prevents from entering impurity by filtering screen, and in addition, impeller is plastic impeller assembly, punch in blade, put into magnet strip, magnet strip enough produces induced field, effectively reduce magneticaction again, reduce iron rust class accumulation of impurities.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model water flow sensing unit.
Fig. 2 is the utility model impeller assembly xsect structure schematic diagram.
Embodiment
The utility model preferred embodiment is provided, to describe the technical solution of the utility model in detail below in conjunction with accompanying drawing.
As shown in Figure 1, the utility model water flow sensing unit comprises sealing fixed block assembly 1, plastic impeller assembly 2, water flow sensing unit shell 3, Hall circuit assembly 6, sealing fixed block assembly 1 by fix 4 and O-ring seal 5 form, plastic impeller assembly 2 comprises magnet strip 8, blade 9, locating shaft 10, magnet strip 8 is placed in blade 9 respectively, and locating shaft 10 is through the centre of blade 9; The below of water flow sensing unit shell 3 is provided with filtering screen 7; Sealing fixed block assembly 1 and plastic impeller assembly 2 are arranged on the inner side of water flow sensing unit shell 3, Hall circuit assembly 6 is packed in the outside of water flow sensing unit shell 3, sealing fixed block assembly 1 is arranged on the top of plastic impeller assembly 2, the top of sealing fixed block assembly 1 bottom socket plastic impeller assembly 2; O-ring seal 5 arranges the right angle of the front end of fixed block 4, and the diameter of O-ring seal 5 is identical with the length of fixed block 4 right angle, and O-ring seal 5 contacts with the inner wall smooth face of water flow sensing unit shell 3 and seals.The below of Hall circuit assembly 6 is provided with protruding 11, and convenient like this and other elements are fixed.
The utility model prevents from entering impurity by filtering screen, and in addition, impeller is plastic impeller assembly, punches in blade, puts into magnet strip, and magnet strip enough produces induced field, effectively reduces magneticaction again, reduces iron rust class accumulation of impurities.
Above-described specific embodiment; the technical matters of solution of the present utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (2)
1. a water flow sensing unit, it is characterized in that, it comprises fixed block assembly, plastic impeller assembly, water flow sensing unit shell, Hall circuit assembly, sealing fixed block assembly is made up of fixing and O-ring seal, plastic impeller assembly comprises magnet strip, blade, locating shaft, magnet strip is placed in blade respectively, and locating shaft is through the centre of blade; The below of water flow sensing unit shell is provided with filtering screen; Sealing fixed block assembly and plastic impeller assembly are arranged on the inner side of water flow sensing unit shell, Hall circuit assembly is packed in the outside of water flow sensing unit shell, sealing fixed block assembly is arranged on the top of plastic impeller assembly, the top of sealing fixed block assembly bottom socket plastic impeller assembly; O-ring seal arranges the right angle of the front end of fixed block, and the diameter of O-ring seal is identical with the length of fixed block right angle, and O-ring seal contacts with the inner wall smooth face of water flow sensing unit shell and seals.
2. water flow sensing unit as claimed in claim 1, it is characterized in that, the below of described Hall circuit assembly is provided with projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520184766.XU CN204461500U (en) | 2015-03-28 | 2015-03-28 | Water flow sensing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520184766.XU CN204461500U (en) | 2015-03-28 | 2015-03-28 | Water flow sensing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204461500U true CN204461500U (en) | 2015-07-08 |
Family
ID=53668371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520184766.XU Expired - Fee Related CN204461500U (en) | 2015-03-28 | 2015-03-28 | Water flow sensing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204461500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627210A (en) * | 2018-07-04 | 2018-10-09 | 台州白山机电有限公司 | A kind of flow counting sensor module |
-
2015
- 2015-03-28 CN CN201520184766.XU patent/CN204461500U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627210A (en) * | 2018-07-04 | 2018-10-09 | 台州白山机电有限公司 | A kind of flow counting sensor module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160630 Address after: 528305, Shunde District, Guangdong City, Ronggui province Foshan Li neighborhood committee, 37 West Bao Long Road, Tian Fu International Industrial City, two, 1, five, 501 units Patentee after: FOSHAN SHUNDE ONLY ONE ELECTRICAL APPLIANCE Co.,Ltd. Address before: 528305 Guangdong province Foshan city Shunde District Ronggui Street Ring Road Sunshine Garden 11 gold Luyuan No. 11A Patentee before: Zhong Lihua |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |