CN206862415U - A kind of water flow sensing unit of positive sensing - Google Patents
A kind of water flow sensing unit of positive sensing Download PDFInfo
- Publication number
- CN206862415U CN206862415U CN201720653209.7U CN201720653209U CN206862415U CN 206862415 U CN206862415 U CN 206862415U CN 201720653209 U CN201720653209 U CN 201720653209U CN 206862415 U CN206862415 U CN 206862415U
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- China
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- water
- rotor
- axis body
- rotor chamber
- outlet mouthpiece
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Abstract
A kind of water flow sensing unit of positive sensing, including housing, rotor and magnet piece, housing has water inlet interface, rotor chamber and water outlet mouthpiece, and rotor is arranged in rotor chamber, and pin joint seat is arranged in rotor chamber, locating piece is chimeric with locating piece groove, in top cover insertion counterbore, the centre bore of axis and annulus pivot connecting plate is rotatably assorted, and dead axle is set on the annulus pivot connecting plate of water outlet mouthpiece and rotor chamber openend adjacent, the articulated section of ratchet coordinates with fixed-axis rotation, and corpus unguis portion coordinates with spine groove；When water (flow) direction is flowed by water inlet interface to water outlet mouthpiece direction, corpus unguis portion is slidably matched with axis body；When water (flow) direction is flowed by water outlet mouthpiece to water inlet interface direction, the stop chimeric with the spine groove on axis body of corpus unguis portion.Due to structure as use, when water (flow) direction is flowed by water inlet interface to water outlet mouthpiece direction, rotor rotates, and exports magnetic signal；And during current reverse flow, stationary rotor, the output of no magnetic signal, the defects of eliminating hot water apparatus malfunction, eliminate potential safety hazard.
Description
Technical field
It the utility model is related to for electric heater, electric water-heating apparatus or the water flow sensing unit being arranged on liquid line.
Background technology
Currently available technology, a kind of water flow sensing unit, including housing, rotor and magnet piece, housing have water inlet interface, turned
Sub- chamber and water outlet mouthpiece, magnet piece rotate with rotor.Problem be present is：When there is negative pressure on the pipeline being connected with hot water apparatus,
Current reverse flow in hot water apparatus, causes unexpected transducing signal, potential safety hazard be present.
Utility model content
The purpose of this utility model is：A kind of water flow sensing unit of positive sensing is provided, it has positive sensing, reversely quiet
Only the characteristics of, eliminate potential safety hazard.
What the utility model was realized in：A kind of water flow sensing unit of positive sensing, including housing, rotor and magnet
Block, housing have water inlet interface, rotor chamber and water outlet mouthpiece, and magnet piece rotates with rotor；It is characterized in that：The rotor
The axis of chamber is vertical with the axis of water inlet interface and water outlet mouthpiece, sets counterbore on the top opening of rotor chamber, on the bottom plate of counterbore
It is provided with locating piece groove；
The rotor includes impeller blade, axis body and the spine groove being arranged on axis body,
Also include a pin joint seat, top cover and ratchet, pin joint seat includes barrel and the annulus positioned at barrel bottom is pivotally connected
Plate, locating piece is provided with barrel；
Ratchet includes corpus unguis portion and articulated section,
Rotor is arranged in rotor chamber, and pin joint seat is arranged in rotor chamber, and locating piece is chimeric with locating piece groove, top cover insertion
In counterbore, the centre bore of axis and annulus pivot connecting plate is rotatably assorted, the annulus pivot of water outlet mouthpiece and rotor chamber openend adjacent
Dead axle is set on fishplate bar, and articulated section and the fixed-axis rotation of ratchet coordinate, and corpus unguis portion coordinates with spine groove；
When water (flow) direction is flowed by water inlet interface to water outlet mouthpiece direction, corpus unguis portion is slidably matched with axis body；
When water (flow) direction is flowed by water outlet mouthpiece to water inlet interface direction, the stop chimeric with the spine groove on axis body of corpus unguis portion.
A kind of water flow sensing unit of described positive sensing, it is characterized in that：It is provided with the axis body of the rotor
Around several vanelets vertically of axis body rounded distribution, the gap between adjacent two vanelets forms the spine
Groove；
The upper end of axis body is provided with spindle nose；The axis body of vanelets Upper Upper is in more prismatics；
Also include circular magnet seat and jump ring, circular magnet seat is provided centrally with more prismatic holes, and the magnet is arranged on
On circular magnet seat；
Circular magnet seat is located in pin joint seat, grafting at more prismatics of more prismatic holes and axis body, and jump ring is sealed with spindle nose.
A kind of water flow sensing unit of described positive sensing, it is characterized in that：Water inlet interface and the rotor chamber phase
Dead axle is set on the annulus pivot connecting plate at neighbour, and articulated section and the fixed-axis rotation of ratchet coordinate, and ratchet coordinates with spine groove.
A kind of water flow sensing unit of positive sensing of the utility model, due to structure as use, water (flow) direction is by intaking
Interface to water outlet mouthpiece direction flow when, rotor rotate, export magnetic signal；And during current reverse flow, stationary rotor, no magnetic letter
Number output, the defects of eliminating hot water apparatus malfunction, eliminates potential safety hazard.
Brief description of the drawings
Fig. 1 is sectional view of the present utility model.
Fig. 2 is Fig. 1 A-A views.
Fig. 3 is three-dimensional exploded view of the present utility model.
Fig. 4 is stereogram of the present utility model.
Fig. 5 is the sectional view of second of embodiment of the present utility model.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of water flow sensing unit of positive sensing, including housing 1, rotor 2 and magnet piece 3,
Housing 1 has water inlet interface 11, rotor chamber 12 and water outlet mouthpiece 13, and magnet piece 3 rotates with rotor.
The axis of the rotor chamber 12 is vertical with the axis of water inlet interface 11 and water outlet mouthpiece 13, the top opening of rotor chamber 12
It is upper that counterbore 14 is set, it is provided with locating piece groove 141 on the bottom plate of counterbore 14；
The rotor 2 includes impeller blade 21, axis body 22 and the spine groove 23 being arranged on axis body,
Also include a pin joint seat 4, top cover 5 and ratchet 6, pin joint seat 4 includes barrel 41 and the circle positioned at barrel bottom
Ring pivot connecting plate 42, locating piece 411 is provided with barrel 41；
Ratchet 6 includes corpus unguis portion 61 and articulated section 62,
Rotor 2 is arranged in rotor chamber 12, and pin joint seat 4 is arranged in rotor chamber 12, locating piece 411 and locating piece groove 141
Chimeric, top cover 5 is inserted in counterbore 14 and is fixedly connected with rotor chamber；The centre bore of axis body 22 and annulus pivot connecting plate 42, which rotates, matches somebody with somebody
Close, dead axle 7 is set on the annulus pivot connecting plate 42 of water outlet mouthpiece 13 and the openend adjacent of rotor chamber 12, and the articulated section of ratchet is with determining
Axle is rotatably assorted, and corpus unguis portion 61 coordinates with spine groove 23；
As shown in hollow arrow direction in Fig. 2, when water (flow) direction is flowed by water inlet interface 11 to the direction of water outlet mouthpiece 13, turn
Son 2 rotates in an anti-clockwise direction, and corpus unguis portion 61 is slidably matched with axis body 22；When non-water flow flows, effect of the ratchet 6 in self gravitation
Under, the end in corpus unguis portion 61 is chimeric with spine groove 23；
Solid arrow direction as shown in Figure 2, when water (flow) direction is flowed by water outlet mouthpiece 13 to the direction of water inlet interface 11, corpus unguis
Portion 61 and the 23 chimeric stop of spine groove on axis body 22.
Several vanelets 24 vertically around axis body rounded distribution are provided with the axis body 22 of the rotor 2,
Gap between adjacent two vanelets 24 forms the spine groove 23；
The upper end of axis body 22 is provided with spindle nose 25；The axis body 22 of vanelets Upper Upper is in more prismatics；
Also include circular magnet seat 7 and jump ring 8, circular magnet seat 7 is provided centrally with more prismatic holes, and the magnet 3 is set
Put on circular magnet seat 7；
Circular magnet seat 7 is located in pin joint seat 4, more prismatic holes and grafting at more prismatics of axis body 22, jump ring 8 and spindle nose 25
It is sealed and fix the position of circular magnet seat.
Also include a rotating shaft 9,
Rotating shaft fixing hole is provided with the axis body 22, the one end of rotating shaft 9 is stretched into rotating shaft fixing hole and is fixedly connected；
There is a shaft hole in the rotor chamber 12, rotating shaft 9 is rotatably assorted with shaft hole.In use, water inlet interface 11 is located at
Bottom, and axis and horizontal plane.
As further improvement of the utility model；
Dead axle, the articulated section of ratchet 6 are set on the annulus pivot connecting plate 42 of water inlet interface 11 and rotor chamber 12 adjacent
62 coordinate with fixed-axis rotation, and ratchet 6 coordinates with spine groove 23.
Using the technical program, water inlet interface 11 and water outlet mouthpiece 13 can exchange.In use, water inlet interface 11 and water outlet
The axis and horizontal plane of interface 13.
As used in oil pipe line, chemical liquid pipeline on.
Above-described is only preferred embodiments of the present utility model.It should be pointed out that for the common of this area
For technical staff, in the case where not departing from the utility model principle, some improvement and modification can also be made, this is also considered as
The scope of protection of the utility model.
Claims (4)
1. a kind of water flow sensing unit of positive sensing, including housing, rotor and magnet piece, housing have water inlet interface, rotor chamber
And water outlet mouthpiece, magnet piece rotate with rotor；It is characterized in that：The axis of the rotor chamber and water inlet interface and water outlet mouthpiece
Axis is vertical, and counterbore is set on the top opening of rotor chamber, locating piece groove is provided with the bottom plate of counterbore；
The rotor includes impeller blade, axis body and the spine groove being arranged on axis body,
Also include a pin joint seat, top cover and ratchet, pin joint seat includes barrel and the annulus pivot connecting plate positioned at barrel bottom, cylinder
Body is provided with locating piece in portion；
Ratchet includes corpus unguis portion and articulated section,
Rotor is arranged in rotor chamber, and pin joint seat is arranged in rotor chamber, and locating piece is chimeric with locating piece groove, top cover insertion counterbore
Interior, the centre bore of axis and annulus pivot connecting plate is rotatably assorted, the annulus pivot connecting plate of water outlet mouthpiece and rotor chamber openend adjacent
Upper setting dead axle, articulated section and the fixed-axis rotation of ratchet coordinate, and corpus unguis portion coordinates with spine groove；
When water (flow) direction is flowed by water inlet interface to water outlet mouthpiece direction, corpus unguis portion is slidably matched with axis body；
When water (flow) direction is flowed by water outlet mouthpiece to water inlet interface direction, the stop chimeric with the spine groove on axis body of corpus unguis portion.
A kind of 2. water flow sensing unit of positive sensing according to claim 1, it is characterised in that：On the axis body of the rotor
It is provided with several vanelets vertically around axis body rounded distribution, the gap between adjacent two vanelets forms institute
State spine groove；
The upper end of axis body is provided with spindle nose；The axis body of vanelets Upper Upper is in more prismatics；
Also include circular magnet seat and jump ring, circular magnet seat is provided centrally with more prismatic holes, and the magnet is arranged on circle
On magnetic receiver；
Circular magnet seat is located in pin joint seat, grafting at more prismatics of more prismatic holes and axis body, and jump ring is sealed with spindle nose.
A kind of 3. water flow sensing unit of positive sensing according to claim 1, it is characterised in that：Also include a rotating shaft,
Rotating shaft fixing hole is provided with the axis body, rotating shaft one end is stretched into rotating shaft fixing hole；
There is a shaft hole in the rotor chamber, rotating shaft is rotatably assorted with shaft hole.
A kind of 4. water flow sensing unit of positive sensing according to claim 1,2 or 3, it is characterised in that：The water inlet connects
Dead axle is set on the annulus pivot connecting plate of mouth and rotor chamber adjacent, and articulated section and the fixed-axis rotation of ratchet coordinate, ratchet and spine groove
Coordinate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653209.7U CN206862415U (en) | 2017-06-07 | 2017-06-07 | A kind of water flow sensing unit of positive sensing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653209.7U CN206862415U (en) | 2017-06-07 | 2017-06-07 | A kind of water flow sensing unit of positive sensing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206862415U true CN206862415U (en) | 2018-01-09 |
Family
ID=60831079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720653209.7U Active CN206862415U (en) | 2017-06-07 | 2017-06-07 | A kind of water flow sensing unit of positive sensing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206862415U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060058A (en) * | 2018-07-28 | 2018-12-21 | 厦门市龙腾实业有限公司 | A kind of water meter of preventing water burglary |
| CN109827624A (en) * | 2019-03-29 | 2019-05-31 | 海默科技（集团）股份有限公司 | A kind of jack catchs type obvolvent docking mechanism based on underwater flowmeter |
| CN111614348A (en) * | 2020-04-20 | 2020-09-01 | 中山市博安泰电器科技有限公司 | Hall switch with electricity-proof wall |
-
2017
- 2017-06-07 CN CN201720653209.7U patent/CN206862415U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060058A (en) * | 2018-07-28 | 2018-12-21 | 厦门市龙腾实业有限公司 | A kind of water meter of preventing water burglary |
| CN109060058B (en) * | 2018-07-28 | 2020-08-11 | 厦门市龙腾实业有限公司 | Water meter capable of preventing water stealing |
| CN109827624A (en) * | 2019-03-29 | 2019-05-31 | 海默科技（集团）股份有限公司 | A kind of jack catchs type obvolvent docking mechanism based on underwater flowmeter |
| CN109827624B (en) * | 2019-03-29 | 2023-12-08 | 海默科技（集团）股份有限公司 | Claw type cohesion butt joint mechanism based on underwater flowmeter |
| CN111614348A (en) * | 2020-04-20 | 2020-09-01 | 中山市博安泰电器科技有限公司 | Hall switch with electricity-proof wall |
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| GR01 | Patent grant |