CN204327460U - Buoyancy induction type flow switch - Google Patents
Buoyancy induction type flow switch Download PDFInfo
- Publication number
- CN204327460U CN204327460U CN201420774216.9U CN201420774216U CN204327460U CN 204327460 U CN204327460 U CN 204327460U CN 201420774216 U CN201420774216 U CN 201420774216U CN 204327460 U CN204327460 U CN 204327460U
- Authority
- CN
- China
- Prior art keywords
- buoyancy
- switch
- spool
- valve seat
- water pump
- 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
- 230000006698 induction Effects 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Electromagnetic Pumps, Or The Like (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Abstract
The utility model provides buoyancy induction type flow switch, belongs to flow switch technical field.It solve existing water pump and can produce idle running phenomenon, sealed member easily damages, the problem such as cause leakage from water pump, working life can not be guaranteed.This buoyancy induction type flow switch, valve seat is provided with between the water intake of Switch main body and water outlet, intake tunnel is located at the downside of valve seat, exhalant canal is located at the upside of valve seat, and described valve seat is provided with buoyancy spool, and buoyancy spool is provided with magnetic control means, the top of described buoyancy spool is provided with sense cell, sense cell connects the control switch of water pump, and after buoyancy spool floats up to setting height, magnetic control means can produce with sense cell the control signal exporting to control switch.The utility model has water pump to be stopped water inlet or unexpected to cut off the water, and water pump can automatic stall, without the need to manual operation, eliminates idle running phenomenon, and then guarantee water pump service property (quality), the advantage such as increase the service life.
Description
Technical field
The utility model belongs to flow switch technical field, refers in particular to a kind of buoyancy induction type flow switch.
Background technique
Water pump in use now, if because anhydrous flowing in pipeline, cause water pump to dally under anhydrous conditions always, some sealed members of water pump can be burnt out by friction because of idle running at a high speed, the sealability of sealed member greatly can decline and even damage, thus the phenomenon causing water pump to leak in use, the working life of water pump can not get Reliable guarantee.
At present, Chinese patent literature discloses a kind of electromagnetic induction flow switch, Authorization Notice No. CN200997364Y it comprise housing, isolating plate, catch and inductance type induction switch, enclosure interior forms direct piping structure, and housing upper perforate, is provided with isolating plate in hole, outside relative duct size, isolating plate is embedded with inductance type induction switch, at right angle setting catch on insides of pipes isolating plate, catch is at fluids within pipes inlet side, staggers along duct orientation in electric-type induction switch and catch position.Above-mentioned structure adopts current to the impact of catch, the change at the angle of inclination of catch is utilized to make inductance type induction switch sense signal, and then carry out adjust flux, the working principle of said structure is simply: utilize current to give switch a signal, then flow is changed according to this signal, but there is certain defect in the structure of this flow switch: one is the uncertainty that catch swings, catch pendulum angle is easily attached in switch wall under water impact cannot return, cause the disorder that signal exports, two is catch easily long-pending upper incrustation scales, cause the uncertainty of its pendulum angle, therefore, the above-mentioned mode that utilizes current to give switching signal is also immature.
Summary of the invention
The purpose of this utility model is to provide a kind of buoyancy induction type flow switch.
The purpose of this utility model is achieved in that
Buoyancy induction type flow switch, it is characterized in that: between the water intake of Switch main body and water outlet, be provided with valve seat, intake tunnel is located at the downside of valve seat, exhalant canal is located at the upside of valve seat, and described valve seat is provided with buoyancy spool, and buoyancy spool is provided with magnetic control means, the top of described buoyancy spool is provided with sense cell, sense cell connects the control switch of water pump, and after buoyancy spool floats up to setting height, magnetic control means can produce with sense cell the control signal exporting to control switch.
Above-mentioned valve seat and Switch main body are integrated.
In above-mentioned buoyancy induction type flow switch, the concrete structure that the top of described buoyancy spool is provided with sense cell is: the top of Switch main body is provided with opening, opening is provided with the switch cover that can seal opening, and sense cell is arranged on the inner side of switch cover and switch cover forms one.
In above-mentioned buoyancy induction type flow switch, described buoyancy spool offers central shaft hole, be installed with one end in central shaft hole and be fixed on guide rod inside switch cover.
In above-mentioned buoyancy induction type flow switch, the axis perpendicular of the axis of the valve port of described valve seat and water intake, water outlet is arranged.
The utility model gives prominence to compared to existing technology and useful technique effect is:
1, the utility model utilizes current to give flow switch signal, and then controls the startup of water pump, reaches water pump and has water transport to turn, the effect of anhydrous stopping, eliminating the generation of the anhydrous idle running phenomenon of water pump.
2, the utility model is owing to eliminating the phenomenon of the anhydrous idle running of water pump, avoids the generation of the over worn situation of water pump, improves quality of product, extends the working life of water pump.
What 3, the utility model adopted is buoyancy type spool, when anhydrous, spool self gravitation is relied on to fall into valve seat, can prevent the water in intake tunnel from entering in the exhalant canal of top from valve seat with Sealing below spool, the closedown and the spool that realize valve are having the effect again floated smoothly under water state.
4, structure of the present utility model is simple, and with low cost, obvious technical effects, has wide market prospects.
5, the utility model is when water pump is when normally using, when the valve of water is turned off or surprisingly cuts off the water, when flow switch senses anhydrous flowing in pipeline, motor can shut down, without the need to artificially supply disconnecton, thus effectively extend water pump working life, bring people the facility of life
6, switch cover of the present utility model and Switch main body easy accessibility, when switch internal after water pump uses for a long time and spool heap scaliness, can go out parts broken and clean thoroughly.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present utility model.
Embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, see Fig. 1:
Buoyancy induction type flow switch, valve seat 4 is provided with between the water intake 2 of Switch main body 1 and water outlet 3, intake tunnel 5 is located at the downside of valve seat, exhalant canal 6 is located at the upside of valve seat, and described valve seat is provided with buoyancy spool 7, and buoyancy spool is provided with magnetic control means 8, the top of described buoyancy spool is provided with sense cell 9, sense cell connects the control switch of water pump, and after buoyancy spool floats up to setting height, magnetic control means can produce with sense cell the control signal exporting to control switch.
The concrete structure that the top of described buoyancy spool is provided with sense cell is: the top of Switch main body is provided with opening, and opening is provided with the switch cover 10 that can seal opening, and sense cell is arranged on the inner side of switch cover and switch cover forms one.
Described buoyancy spool offers central shaft hole 11, is installed with one end in central shaft hole and is fixed on guide rod 12 inside switch cover.
The axis perpendicular of the axis of the valve port 13 of described valve seat and water intake, water outlet is arranged.
In the utility model, described magnetic control means specifically: fritter magnet.
Described sense cell is specifically: dry reed-pipe or Hall transducer.
Working procedure of the present utility model is:
1, when ingoing stream in Switch main body 1, if water flow is not enough, then buoyancy spool cannot float, and therefore cannot give signal, water pump keeps outage state;
If 2 continue input current, then under the buoyancy and Impulse of current, buoyancy spool 7 floats gradually, when buoyancy spool floats to setting height, magnetic control means 8 on buoyancy spool is just responded to sense cell 9 phase on switch cover 10, produce the control switch that signal gives water pump, the meaning expressed by this signal is: have lasting current input, water pump can start, can not dally, then control switch controls starting mode of pump, and therefore the utility model can eliminate the generation of the anhydrous idle running phenomenon of water pump.
3, when current stop input, then buoyancy spool is at self gravitation falls downward, when buoyancy spool to be connected with the induction of sense cell disappear time, then starting mode of pump signal stops, control switch controls water pump and quits work, and also eliminates the generation of the anhydrous idle running phenomenon of water pump thus.
The contrast of the utility model and prior art:
One, the utility model make use of buoyancy spool and is connected with the induction of sense cell, produces signal; And the structure of ball float adopts the mode of shock to produce signal often in prior art;
Two, the utility model utilizes spool perception current, and then control the work of water pump, eliminates the generation of the anhydrous idle running phenomenon of water pump; And prior art often control switch carry out adjust flux, the technique effect reached is not identical.
Three, structure of the present utility model is disassembled conveniently, and step is easily understood, and thoroughly, layman also can complete easily in parts cleaning; And prior art structure disassembles inconvenience, cleaning is thorough, and layman carries out operation may cause damaging product.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection domain of the present utility model according to this, therefore: all equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by within protection domain of the present utility model.
Claims (5)
1. buoyancy induction type flow switch, it is characterized in that: between the water intake (2) of Switch main body (1) and water outlet (3), be provided with valve seat (4), intake tunnel (5) is located at the downside of valve seat, exhalant canal (6) is located at the upside of valve seat, described valve seat is provided with buoyancy spool (7), buoyancy spool is provided with magnetic control means (8), the top of described buoyancy spool is provided with sense cell (9), sense cell connects the control switch of water pump, after buoyancy spool floats up to setting height, magnetic control means can produce with sense cell the control signal exporting to control switch.
2. buoyancy induction type flow switch according to claim 1, it is characterized in that: the concrete structure that the top of described buoyancy spool is provided with sense cell is: the top of Switch main body is provided with opening, opening is provided with the switch cover (10) that can seal opening, and sense cell is arranged on the inner side of switch cover.
3. buoyancy induction type flow switch according to claim 1, is characterized in that: described buoyancy spool offers central shaft hole (11), is installed with one end and is fixed on guide rod (12) inside switch cover in central shaft hole.
4. buoyancy induction type flow switch according to claim 1, is characterized in that: the axis perpendicular of the axis of the valve port (13) of described valve seat and water intake, water outlet is arranged.
5. buoyancy induction type flow switch according to claim 1, is characterized in that: described magnetic control means is magnet, and described sense cell is dry reed-pipe or Hall transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420774216.9U CN204327460U (en) | 2014-12-09 | 2014-12-09 | Buoyancy induction type flow switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420774216.9U CN204327460U (en) | 2014-12-09 | 2014-12-09 | Buoyancy induction type flow switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204327460U true CN204327460U (en) | 2015-05-13 |
Family
ID=53163829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420774216.9U Expired - Fee Related CN204327460U (en) | 2014-12-09 | 2014-12-09 | Buoyancy induction type flow switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204327460U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405628A (en) * | 2014-12-09 | 2015-03-11 | 合肥新沪屏蔽泵有限公司 | Buoyancy sensing type flow switch |
| WO2017193610A1 (en) * | 2016-05-12 | 2017-11-16 | 邢树林 | Pillow body lifting sensing device and lifting sleep pillow with the sensing device |
-
2014
- 2014-12-09 CN CN201420774216.9U patent/CN204327460U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405628A (en) * | 2014-12-09 | 2015-03-11 | 合肥新沪屏蔽泵有限公司 | Buoyancy sensing type flow switch |
| WO2017193610A1 (en) * | 2016-05-12 | 2017-11-16 | 邢树林 | Pillow body lifting sensing device and lifting sleep pillow with the sensing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IP01 | Partial invalidation of patent right |
Commission number: 5W110073 Conclusion of examination: The claim No. 1, 3 and 5 of the utility model shall be invalid, and the patent shall continue to be valid on the basis of claim 2 and 4 on the basis of claim 201420774216.9. Decision date of declaring invalidation: 20161208 Decision number of declaring invalidation: 30758 Denomination of utility model: Buoyancy sensing type flow switch Granted publication date: 20150513 Patentee: Hefei Xinhu Canned Motor Pump Co., Ltd. |
|
| IP01 | Partial invalidation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20171209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |