CN204705385U - A kind of dry-reed flow sensor - Google Patents
A kind of dry-reed flow sensor Download PDFInfo
- Publication number
- CN204705385U CN204705385U CN201520466743.8U CN201520466743U CN204705385U CN 204705385 U CN204705385 U CN 204705385U CN 201520466743 U CN201520466743 U CN 201520466743U CN 204705385 U CN204705385 U CN 204705385U
- Authority
- CN
- China
- Prior art keywords
- impeller
- flow sensor
- tongue tube
- lower cover
- dry
- 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.)
- Active
Links
Landscapes
- Measuring Volume Flow (AREA)
- Apparatus For Making Beverages (AREA)
Abstract
The utility model belongs to flow sensor technical field, particularly relate to a kind of dry-reed flow sensor, comprise water inlet pipe, rising pipe, housing, impeller cavity, impeller, magnet piece, tongue tube and connector, housing comprises lower cover and is covered on the upper cover of lower cover, impeller cavity is arranged at lower cover, water inlet pipe is all communicated with impeller cavity with rising pipe, impeller is arranged in impeller cavity with being fixedly connected with magnet piece, lower cover is provided with locating slot, tongue tube sealing is arranged at locating slot, and tongue tube is electrically connected with connector.The utility model is mainly used in the small household appliances industries such as water purifier, water dispenser, coffee machine, straight drink machine, by the rotation of impeller and magnet piece, tongue tube is disconnected or closes, then the action frequency of tongue tube is gathered, then in pipeline, the water yield is passed through according to proportionate relationship and then calculating how many, meet board water demand, reach the object accurately controlling the water yield.
Description
Technical field
The utility model belongs to flow sensor technical field, particularly relates to a kind of dry-reed flow sensor.
Background technology
Flow sensor be a kind of can the device of fluid flow high low signal in testing pipes, often use in the control system of fluid machinery.Can be used to accumulative fluid total volume after being combined with suitable mechanical hook-up and/or electric device by flow sensor, also can be used for detecting instantaneous delivery.Water meter is called for the device of accumulative water inventory in the control system of water disposal facility, device for detecting instantaneous delivery is called flowmeter, and water meter and flowmeter can adopt the patten's design and manufacture that are combined with suitable mechanical hook-up and/or electric device by flow sensor.
The method that current convection cell is measured is too loaded down with trivial details, too complicated for the sensor construction measuring fluid, and there is larger measuring error, limits the scope of its application, is therefore necessary to make improvement to existing flow sensor arrangement.
Utility model content
The purpose of this utility model is: for the deficiencies in the prior art, and a kind of dry-reed flow sensor is provided, this sensor is mainly used in the small household appliances industries such as water purifier, water dispenser, coffee machine, straight drink machine, by gathering the action frequency of tongue tube, then in pipeline, the water yield is passed through according to proportionate relationship and then calculating how many, meet board water demand, reach the object accurately controlling the water yield.
For achieving the above object, the utility model adopts following technical scheme:
A kind of dry-reed flow sensor, comprise water inlet pipe, rising pipe, housing, impeller cavity, impeller, magnet piece, tongue tube and connector, described housing comprises lower cover and is covered on the upper cover of described lower cover, described impeller cavity is arranged at described lower cover, described water inlet pipe is all communicated with described impeller cavity with described rising pipe, described impeller and described magnet piece are arranged in described impeller cavity with being fixedly connected with, described lower cover is provided with locating slot, described tongue tube sealing is arranged at described locating slot, and described tongue tube is electrically connected with described connector.
One as dry-reed flow sensor described in the utility model is improved, and also comprises wire, and described tongue tube is electrically connected with described connector by described wire.
One as dry-reed flow sensor described in the utility model is improved, and also comprise O-ring seal, described upper cover is located at described lower cover by described O-ring seal gland bonnet.
One as dry-reed flow sensor described in the utility model is improved, and described upper cover is provided with groove.
One as dry-reed flow sensor described in the utility model is improved, and also comprise inserted sheet, described inserted sheet is fixedly installed in the top of described groove.
One as dry-reed flow sensor described in the utility model is improved, described tongue tube by epoxy resin encapsulated in described locating slot.
One as dry-reed flow sensor described in the utility model is improved, and described magnet piece is circular multipole magnet block, and described magnet piece and described impeller adopt combinatorial injection molding formula mode to link together.
The beneficial effects of the utility model are: the utility model comprises water inlet pipe, rising pipe, housing, impeller cavity, impeller, magnet piece, tongue tube and connector, housing comprises lower cover and is covered on the upper cover of lower cover, impeller cavity is arranged at lower cover, water inlet pipe is all communicated with impeller cavity with rising pipe, impeller is arranged in impeller cavity with being fixedly connected with magnet piece, lower cover is provided with locating slot, and tongue tube sealing is arranged at locating slot, and tongue tube is electrically connected with connector.The utility model is mainly used in the small household appliances industries such as water purifier, water dispenser, coffee machine, straight drink machine, by the rotation of impeller and magnet piece, tongue tube is disconnected or closes, then the action frequency of tongue tube is gathered, then in pipeline, the water yield is passed through according to proportionate relationship and then calculating how many, meet board water demand, reach the object accurately controlling the water yield.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is water inlet pipe and one of rising pipe structural representation being connected housing in the utility model.
Fig. 3 is the structural representation two that in the utility model, water inlet pipe is connected housing with rising pipe.
Fig. 4 is decomposing schematic representation of the present utility model.
Embodiment
Below in conjunction with embodiment and Figure of description, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
As shown in Fig. 1 ~ 4, a kind of dry-reed flow sensor, comprise water inlet pipe 1, rising pipe 2, housing 3, impeller cavity 4, impeller 5, magnet piece 6, tongue tube 7 and connector 8, water inlet pipe 1 and rising pipe 2 are standard 1/4 water pipe, convenient installation, and the small but excellent standard of flow; Housing 3 comprises lower cover 31 and is covered on the upper cover 32 of lower cover 31, upper cover 32 is fixed on lower cover 31 by 4 stainless steel screws 14, upper cover 32 and lower cover 31 adopt whole POM material, because POM material rigidity is strong, stronger voltage endurance capability can be born, client's high-low pressure can be met recycle, meet food-grade hygienic requirements; Impeller cavity 4 is arranged at lower cover 31, and water inlet pipe 1 is all communicated with impeller cavity 4 with rising pipe 2, and impeller 5 and magnet piece 6 are arranged in impeller cavity 4 with being fixedly connected with, and impeller 5 also adopts POM material, and wear-resisting and rigidity is strong, can Long-Time Service; Lower cover 31 is provided with locating slot 12, tongue tube 7 sealing is arranged at locating slot 12, the tongue tube 7 of present embodiment by epoxy resin encapsulated in locating slot 12, avoid and contacting external air, anti-oxidation, serviceable life is guaranteed, in addition, tongue tube 7 is electrically connected with connector 8, thus realizes the connection with external circuit.
The utility model also comprises wire 9, O-ring seal 10 and inserted sheet 11, and tongue tube 7 is electrically connected with connector 8 by wire 9; Upper cover 32 is located at lower cover 31 by O-ring seal 10 gland bonnet, and upper cover 32 is provided with groove 13, and groove 13 can install Hall-type flowmeter, when tongue tube 7 using function is by limited time, Hall-type flowmeter can be utilized to measure, avoid the limitation that product uses; O-ring seal 10 is silica gel ring, and waterproof effect is obvious; Inserted sheet 11 is fixedly installed in the top of groove 13, for fixing Hall-type flowmeter.
Preferably, magnet piece 6 is circular multipole magnet block, and magnet piece 6 and impeller 5 adopt combinatorial injection molding formula mode to link together, and makes magnet piece 6 and impeller 5 firmly inseparable, when magnet piece 6 rotates together with impeller 5, magnet piece 6 can not shake, good stability; Again because magnet piece 6 is circular multipole magnet block, a semicircle is N pole, and second half circle is S pole, when impeller 5 drives magnet piece 6 to move, just achieves the disconnection of tongue tube 7 or closed action.
Principle of work of the present utility model is: by flow sensor access inlet channel of the present utility model, two adopts standard 1/4 water pipe head access, when current flow into impeller cavity 4 by pipeline, current impeller 5 is rotated together with magnet piece 6, now, the tongue tube 7 being arranged on locating slot 12 carries out disconnecting or closing, make-and-break signal is transferred to board mainboard, thus gather flow meter break-make number of times, it is how many that the analysis of passing ratio relation mainboard converses the outflow conduit water yield, and then precisely control the board outflow water yield, reach water yield standard.
In a word, flow sensor volume essence of the present utility model is little, flow is little and accurate, long service life, is specially adapted to the small household appliances industries such as water purifier, water dispenser, coffee machine, straight drink machine.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned embodiment and revise.Therefore, the utility model is not limited to above-mentioned embodiment, and any apparent improvement of every those skilled in the art done by basis of the present utility model, replacement or modification all belong to protection domain of the present utility model.In addition, although employ some specific terms in this instructions, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (7)
1. a dry-reed flow sensor, it is characterized in that: comprise water inlet pipe, rising pipe, housing, impeller cavity, impeller, magnet piece, tongue tube and connector, described housing comprises lower cover and is covered on the upper cover of described lower cover, described impeller cavity is arranged at described lower cover, described water inlet pipe is all communicated with described impeller cavity with described rising pipe, described impeller and described magnet piece are arranged in described impeller cavity with being fixedly connected with, described lower cover is provided with locating slot, described tongue tube sealing is arranged at described locating slot, and described tongue tube is electrically connected with described connector.
2. dry-reed flow sensor according to claim 1, is characterized in that: also comprise wire, and described tongue tube is electrically connected with described connector by described wire.
3. dry-reed flow sensor according to claim 1, is characterized in that: also comprise O-ring seal, and described upper cover is located at described lower cover by described O-ring seal gland bonnet.
4. dry-reed flow sensor according to claim 3, is characterized in that: described upper cover is provided with groove.
5. dry-reed flow sensor according to claim 4, is characterized in that: also comprise inserted sheet, and described inserted sheet is fixedly installed in the top of described groove.
6. dry-reed flow sensor according to claim 1, is characterized in that: described tongue tube by epoxy resin encapsulated in described locating slot.
7. dry-reed flow sensor according to claim 1, is characterized in that: described magnet piece is circular multipole magnet block, and described magnet piece and described impeller adopt combinatorial injection molding formula mode to link together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520466743.8U CN204705385U (en) | 2015-07-02 | 2015-07-02 | A kind of dry-reed flow sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520466743.8U CN204705385U (en) | 2015-07-02 | 2015-07-02 | A kind of dry-reed flow sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204705385U true CN204705385U (en) | 2015-10-14 |
Family
ID=54284990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520466743.8U Active CN204705385U (en) | 2015-07-02 | 2015-07-02 | A kind of dry-reed flow sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204705385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928578A (en) * | 2017-11-24 | 2018-04-20 | 佛山市顺德区美的洗涤电器制造有限公司 | Water tank type dish-washing machine |
-
2015
- 2015-07-02 CN CN201520466743.8U patent/CN204705385U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928578A (en) * | 2017-11-24 | 2018-04-20 | 佛山市顺德区美的洗涤电器制造有限公司 | Water tank type dish-washing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103364035A (en) | Pulse flowmeter | |
| CN204705385U (en) | A kind of dry-reed flow sensor | |
| CN201096268Y (en) | Flux monitoring -type gas pressure regulating apparatus | |
| CN206411051U (en) | A kind of pair of branch pH meter automatic detection device | |
| CN203298809U (en) | Pulse flowmeter | |
| CN204286502U (en) | A kind of chemical grouting self recording apparatus | |
| CN201780128U (en) | Novel integrated compound water meter | |
| CN202255476U (en) | Electromagnetic type vortex shedding flowmeter | |
| CN107036664B (en) | Hose flowmeter | |
| CN205483091U (en) | Waterproof type high accuracy heavy -calibre teletransmission water gauge flow sampling device | |
| CN204788509U (en) | Flow sensor | |
| CN210981388U (en) | Bidirectional electromagnetic flowmeter | |
| CN204142476U (en) | Reel type irrigator water turbine general performance test | |
| CN204330011U (en) | A kind of multi-functional flow sensor | |
| CN203009354U (en) | Energy efficiency indicating water pump | |
| CN203561399U (en) | Combustion gas meter | |
| CN202903253U (en) | Novel electromagnetic flow meter | |
| CN103591987A (en) | Plastic tube rotor flow meter and measuring and installing method | |
| CN207081516U (en) | A kind of water supply network conduit running parameter detecting system | |
| CN206387478U (en) | A kind of oiling machine flow meter performance testing device | |
| CN205958039U (en) | Metal mold knob formula flow sensor | |
| CN219045968U (en) | Household water detection equipment | |
| CN203337197U (en) | Ultrasonic water flow sensor | |
| CN203720688U (en) | Pressure and flow automatic regulation and control device for liquid pipeline | |
| CN2921802Y (en) | Dismountable non-magnetic heat energy meter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |