CN110220560A - A kind of Hall sensor and water heater with temp probe - Google Patents
A kind of Hall sensor and water heater with temp probe Download PDFInfo
- Publication number
- CN110220560A CN110220560A CN201910368462.1A CN201910368462A CN110220560A CN 110220560 A CN110220560 A CN 110220560A CN 201910368462 A CN201910368462 A CN 201910368462A CN 110220560 A CN110220560 A CN 110220560A
- Authority
- CN
- China
- Prior art keywords
- temp probe
- guide tube
- hall sensor
- pedestal
- lid
- 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.)
- Granted
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
- G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The present invention discloses a kind of Hall sensor with temp probe, it is characterized in that, including the guide tube and pedestal being fixed together, magnet rotor is equipped in the guide tube, it is equipped with Hall chip and temp probe on the base, one end of the temp probe is set to inside the guide tube across the pedestal, the guide tube rear overhang and there are gaps the magnet rotor.The present invention integrates temp probe and Hall sensor, saves sheet metal and screw used in former fixed temperature probe, reduces the installation steps of temp probe, structure is simple, easy to install and use.Meanwhile in the front end insertion guide tube of temp probe, the purpose of accurate detection temperature can be played and be used to fix guide tube, guide tube rotation is prevented and move forward and backward.The present invention also provides a kind of water heaters.
Description
Technical field
The present invention relates to fluid heater technical field more particularly to a kind of Hall sensors and hot water with temp probe
Device.
Background technique
Hall sensor is mainly made of water flow rotor component, guide tube and Hall element.It is mounted in the water inlet end of water heater
For measuring flow of inlet water, when water flows through rotor assembly, magnet rotor rotation, and revolving speed is with the linear variation of flow.
Hall element exports corresponding pulse signal and feeds back to controller, and the size of water flow is judged by controller, adjusts control ratio
The electric current of valve, to avoid gas heater from occurring the warm winter in summer in use cool by proportional valve control combustion gas tolerance
Phenomenon.
In the prior art, only have one piece of Hall chip on Hall element, and there are also do not have largely the shell of entire Hall element
There is the space utilized.And temp probe is usually installed on the valve body of water heater other than Hall sensor is installed, it needs
A hole is opened on valve body to place, and is fixed with sheet metal and screw.Temp probe and Hall sensor are distributed in the two of valve body
A position, increases Material Cost and assembly process.
In addition, in the prior art, the retainer ring of fixed guide tube needs to be installed by cylinder and fixture, in installation process
In it is possible that retainer ring squeeze into it is too deep cause guide tube to deform, rotor can not work normally.And different water flow sensor
Different fixtures is needed to be installed, fixture versatility is lower, limits production efficiency.
Summary of the invention
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of structures simply, the side of installing and using
Just the Hall sensor with temp probe.
The present invention also provides a kind of water heaters with above-mentioned Hall sensor.
To achieve the above objectives, the present invention adopts the following technical scheme:
A kind of Hall sensor with temp probe, which is characterized in that including the guide tube and pedestal being fixed together, in institute
It states and is equipped with magnet rotor in guide tube, be equipped with Hall chip and temp probe on the base, one end of the temp probe is worn
Cross the pedestal, the guide tube rear overhang is set to inside the guide tube and there are gaps between the magnet rotor.
It is further preferable that the Hall chip is together with the pedestal encapsulating.
It is further preferable that being equipped with the temp probe mounting hole through the pedestal, the temp probe on the base
It is inserted in the temp probe mounting hole and is fixed by the lid that a lid closes on the base.
It is further preferable that the lid is consistent with the shape of the pedestal, it is equipped with the Hall chip on the lid
Line outlet and the temp probe line outlet.
It is further preferable that the lid is plastic sheet or thin metal piece.
It is further preferable that being equipped with buckle in described lid one end, it is equipped in one end of the pedestal corresponding with the buckle
Groove, it is described to be caught in the groove；It is solid that the other end of the lid and the pedestal is equipped with mutually matched installation
Determine hole.
It is further preferable that the lid and the pedestal are fixed on by the bolt or screw for passing through the installation fixation hole
On valve body.
It is further preferable that the distance that the temp probe protrudes into the guide tube is 6-8mm.
It is further preferable that the guide tube is fixed by c-type circlip and the valve body.
A kind of water heater, which is characterized in that be equipped on the inlet valve and/or outlet valve of the water heater as described above
Hall sensor；The water heater is gas heater, solar water heater, electric heater or air energy water heater.
The beneficial effects of the present invention are:
One, temp probe and Hall sensor are integrated, saves sheet metal used in former fixed temperature probe
And screw, the installation steps of temp probe are reduced, structure is simple, easy to install and use.
Two, in the front end insertion guide tube of temp probe, the purpose of accurate detection temperature can be played and be used to fix
Guide tube prevents guide tube rotation and moves forward and backward；Meanwhile the front end of temp probe be suspended inside the guide tube and with the magnetism
There are gaps between rotor, do not contact with magnet rotor, do not influence the normal operation of magnet rotor.
Three, fixation of the combination temperature probe to guide tube, can be changed to c-type circlip for the fixed card ring in traditional technology, match
Water supply connector is closed to limit moving forward and backward for guide tube；Valve body is squeezed into without using cylinder and fixture, also avoids the accident of guide tube
It damages by pressure.
Detailed description of the invention
Fig. 1 show the top view of the pedestal of Hall sensor.
Fig. 2 show the left view of the pedestal of Hall sensor.
Fig. 3 show the top view of the lid of Hall sensor.
Fig. 4 show the left view of the lid of Hall sensor.
Fig. 5 show the lid and pedestal assembly left view of Hall sensor.
Fig. 6 show the top view of temp probe and Hall chip relative to guide tube installation site.
The pedestal that Fig. 7 show Hall sensor is packed into the top view after Hall chip and temp probe.
Description of symbols:
1: pedestal, 2: lid, 3: Hall chip, 4: temp probe, 5: Hall chip line outlet, 6: temp probe outlet
Mouthful, 7: guide tube, 8: temp probe aperture, 9: magnet rotor.
GND: the ground wire of temp probe, OUT: the output lead of temp probe, VDD: the power supply line of Hall chip, GND1:
The ground wire of Hall chip, OUT1: the signal output line of Hall chip.
Specific embodiment
In the description of the present invention, it should be noted that " transverse direction ", " vertical if any term " center " for the noun of locality
To ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top",
The indicating positions such as "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship are orientation based on the figure or position
Relationship is set, the narration present invention is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning are necessary
It constructs and operates with specific orientation, with particular orientation, should not be understood as limiting specific protection scope of the invention.
In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy
The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include
One or more this feature, in the present description, " at least " are meant that one or more, unless otherwise clearly having
The restriction of body.
In the present invention, except as otherwise clear stipulaties and restriction, should make if any term " assembling ", " connected ", " connection " term
Broad sense goes to understand, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is also possible to mechanical connect
It connects；It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For ability
For the those of ordinary skill of domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In invention, unless otherwise specified and limited, fisrt feature second feature "upper" or "lower" may include
First and second features directly contact, also may include fisrt feature and second feature be not direct contact but by them it
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " under " and " above " include fisrt feature
Right above two features and oblique upper, or be only to indicate that first feature horizontal height is higher than the height of second feature.Fisrt feature
Second feature " on ", " under " and " below " include that fisrt feature is directly under or diagonally below the second feature, or only table
Show first feature horizontal height lower than second feature.
Below with reference to the attached drawing of specification, a specific embodiment of the invention is further described, is made of the invention
Technical solution and its benefits are clearer.It describes embodiment below with reference to attached drawing to be exemplary, it is intended to solve
The present invention is released, and is not considered as limiting the invention.
Embodiment one
As shown in Fig. 1-Fig. 7, a kind of Hall sensor with temp probe, including the guide tube 7 being fixed together and pedestal
1, it is equipped with magnet rotor 9 in the guide tube 7, Hall chip 3 and temp probe 4 are equipped on the pedestal 1, the temperature is visited
First 4 one end be set to inside the guide tube across the pedestal 1,7 rear overhang of the guide tube and the magnet rotor there are
Gap and the shaft for not contacting the magnet rotor 9；To ensure that the magnet rotor 9 can normal rotation.
Wherein, the Hall chip 3 is potted with pedestal 1 using epoxy resin；It is equipped on pedestal 1 and runs through the bottom
The temp probe mounting hole of seat 1, the temp probe 4 are inserted in the temp probe mounting hole and are closed by a lid at the bottom
Lid 2 on seat 1 is fixed.Hall chip line outlet 5 and temp probe line outlet 6 are equipped on the lid 2.
Preferably, lid 2 is plastic sheet or thin metal piece, and lid 2 is fixed using the elastic deformation of its material, is covered
Sub 2 one end have buckle structure, and corresponding 1 one end of pedestal is equipped with groove, and lid one end is caught in pedestal, and the other end and pedestal have one
Fixed spacing.And the other end of lid and pedestal is equipped with screw hole, and it, simultaneously will lid using a bolt in installation to valve body
Son and pedestal are fixed on valve body.
Preferably, temp probe aperture 8 is equipped on guide tube 7, the temp probe 4 passes through the temp probe aperture 8
After protrude into the guide tube 7, the distance protruded into is 6-8mm.Temp probe 4 protrudes into guide tube part and plays measurement temperature, positioning base
1, the effect of lid 2 and fixed guide tube 7 limits guide tube 7 with water flow rotation.
Preferably, the projection of Hall chip 3 is located at the center of magnet rotor 9, can sense 3 institute of Hall chip in the planes
The highest magnetic field of intensity guarantees that Hall chip 3 works normally.
It is further preferred that fix guide tube 7 in existing design is retainer ring, effect is to compress guide tube, and then make to lead
Cylinder can not be with water flow rotation and displacement.But the compaction process is higher to retainer ring status requirement, may damage guide tube by pressure, and then make magnetic
Property rotor can not rotate, and can not incude water flow.It, can be by retainer ring in the present invention since temp probe limits the rotation of guide tube
It is changed to c-type circlip, water supply connector is cooperated to limit moving forward and backward for guide tube.Valve body is squeezed into without using cylinder and fixture.
Fig. 7 show the top view that pedestal is packed into after Hall chip and temp probe.GND is the ground wire of temp probe, OUT
It is the output lead of temp probe, external pull-up resistor is followed by that by AD conversion and temperature value is calculated into main control chip.
VDD is the power supply line of Hall chip, and GND1 is the ground wire of Hall chip, and OUT1 is the signal output line of Hall chip.Hall core
The connection of piece and temp probe is like the prior art.
Compared with prior art, a kind of novel Hall sensor with temp probe provided in this embodiment has following
Feature: 1) temp probe is integrated with Hall sensor, saves sheet metal and screw used in former fixed temperature probe,
The installation steps of temp probe are reduced, structure is simple, easy to install and use.It 2), can in the front end insertion guide tube of temp probe
The purpose of accurate detection temperature is played, and can be used to fix guide tube, guide tube rotation is prevented and moves forward and backward.3) combination temperature is visited
Fixed card ring in traditional technology, can be changed to c-type circlip by fixation of the head to guide tube, and water supply connector is cooperated to limit guide tube
It moves forward and backward；Valve body is squeezed into without using cylinder and fixture, simplifies production stage, the accident for also avoiding guide tube is damaged by pressure.
Embodiment two
A kind of water heater, which is characterized in that such as embodiment one is equipped on the inlet valve and/or outlet valve of the water heater
The Hall sensor；The water heater is gas heater, solar water heater, electric heater or air energy water heater.
A kind of water heater provided in this embodiment, all technical effects with embodiment one, which is not described herein again.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, the present invention not office
It is limited to above-mentioned specific embodiment, this hair is all fallen within using the improvement of techniques well known and substitution on the basis of the present invention
Bright protection scope, protection scope of the present invention should limit it by each claim and its equivalent.In specific embodiment
The part not illustrated is the prior art or common knowledge.
Claims (10)
1. a kind of Hall sensor with temp probe, which is characterized in that including the guide tube and pedestal being fixed together, described
It is equipped with magnet rotor in guide tube, is equipped with Hall chip and temp probe on the base, one end of the temp probe passes through
The pedestal, the guide tube rear overhang are set to inside the guide tube and there are gaps between the magnet rotor.
2. a kind of Hall sensor with temp probe according to claim 1, which is characterized in that the Hall chip with
The pedestal encapsulating is together.
3. a kind of Hall sensor with temp probe according to claim 1, which is characterized in that set on the base
There is the temp probe mounting hole through the pedestal, the temp probe is inserted in the temp probe mounting hole and by a lid
The lid closed on the base is fixed.
4. a kind of Hall sensor with temp probe according to claim 3, which is characterized in that the lid with it is described
The shape of pedestal is consistent, on the lid the line outlet of the line outlet equipped with the Hall chip and the temp probe.
5. a kind of Hall sensor with temp probe according to claim 3 or 4, which is characterized in that the lid is
Plastic sheet or thin metal piece.
6. a kind of Hall sensor with temp probe according to claim 3 or 4, which is characterized in that in the lid
One end is equipped with buckle, is equipped with groove corresponding with the buckle in one end of the pedestal, described to be caught in the groove；
The other end of the lid and the pedestal is equipped with mutually matched installation fixation hole.
7. a kind of Hall sensor with temp probe according to claim 6, which is characterized in that the lid and described
Pedestal is fixed on valve body by the bolt or screw for passing through the installation fixation hole.
8. a kind of Hall sensor with temp probe according to claim 1, which is characterized in that the temp probe is stretched
The distance for entering the guide tube is 6-8mm.
9. a kind of Hall sensor with temp probe according to claim 7, which is characterized in that the guide tube passes through C
Type circlip is fixed with the valve body.
10. a kind of water heater, which is characterized in that be equipped with such as claim on the inlet valve and/or outlet valve of the water heater
Hall sensor described in any one of 1-9；The water heater be gas heater, solar water heater, electric heater or
Air energy water heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910368462.1A CN110220560B (en) | 2019-05-05 | 2019-05-05 | Hall sensor with temperature probe and water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910368462.1A CN110220560B (en) | 2019-05-05 | 2019-05-05 | Hall sensor with temperature probe and water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110220560A true CN110220560A (en) | 2019-09-10 |
| CN110220560B CN110220560B (en) | 2021-08-10 |
Family
ID=67820392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910368462.1A Expired - Fee Related CN110220560B (en) | 2019-05-05 | 2019-05-05 | Hall sensor with temperature probe and water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110220560B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004129383A (en) * | 2002-10-02 | 2004-04-22 | Matsushita Ecology Systems Co Ltd | Fan motor and electrical apparatus equipped with the fan motor |
| JP2007170896A (en) * | 2005-12-20 | 2007-07-05 | Matsushita Electric Ind Co Ltd | Flow sensor |
| CN201138219Y (en) * | 2008-01-10 | 2008-10-22 | 刘关泰 | Water current sensor of quick heating electric water heater |
| EP2071296A2 (en) * | 2007-12-14 | 2009-06-17 | BSH Bosch und Siemens Hausgeräte GmbH | Heat block for warm water device |
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| CN102135194A (en) * | 2011-03-18 | 2011-07-27 | 朱殿臣 | Electric water heater integrally combined constant temperature water mixing valve |
| CN102501049A (en) * | 2011-10-31 | 2012-06-20 | 长城汽车股份有限公司 | Assembling device for snap spring |
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| CN203348651U (en) * | 2013-06-17 | 2013-12-18 | 奥特朗电器（广州）有限公司 | Electric water heater flow induction valve with decompression function |
| CN206531538U (en) * | 2017-02-20 | 2017-09-29 | 广东万家乐燃气具有限公司 | A kind of water heater flow sensor |
| CN206589778U (en) * | 2017-03-03 | 2017-10-27 | 长城汽车股份有限公司 | The governor motion of headlamp |
| CN207600844U (en) * | 2017-05-25 | 2018-07-10 | 刘佳 | A kind of pressure testing instrument |
-
2019
- 2019-05-05 CN CN201910368462.1A patent/CN110220560B/en not_active Expired - Fee Related
Patent Citations (12)
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|---|---|---|---|---|
| JP2004129383A (en) * | 2002-10-02 | 2004-04-22 | Matsushita Ecology Systems Co Ltd | Fan motor and electrical apparatus equipped with the fan motor |
| JP2007170896A (en) * | 2005-12-20 | 2007-07-05 | Matsushita Electric Ind Co Ltd | Flow sensor |
| EP2071296A2 (en) * | 2007-12-14 | 2009-06-17 | BSH Bosch und Siemens Hausgeräte GmbH | Heat block for warm water device |
| CN201138219Y (en) * | 2008-01-10 | 2008-10-22 | 刘关泰 | Water current sensor of quick heating electric water heater |
| CN101537581A (en) * | 2009-04-10 | 2009-09-23 | 耐普罗机械（天津）有限公司 | Pre-adjusting device outside wire-electrode cutting processing machine |
| CN102563881A (en) * | 2010-12-14 | 2012-07-11 | 上海正克电器有限公司 | Intelligent flow controller of water heater |
| CN102135194A (en) * | 2011-03-18 | 2011-07-27 | 朱殿臣 | Electric water heater integrally combined constant temperature water mixing valve |
| CN102501049A (en) * | 2011-10-31 | 2012-06-20 | 长城汽车股份有限公司 | Assembling device for snap spring |
| CN203348651U (en) * | 2013-06-17 | 2013-12-18 | 奥特朗电器（广州）有限公司 | Electric water heater flow induction valve with decompression function |
| CN206531538U (en) * | 2017-02-20 | 2017-09-29 | 广东万家乐燃气具有限公司 | A kind of water heater flow sensor |
| CN206589778U (en) * | 2017-03-03 | 2017-10-27 | 长城汽车股份有限公司 | The governor motion of headlamp |
| CN207600844U (en) * | 2017-05-25 | 2018-07-10 | 刘佳 | A kind of pressure testing instrument |
Non-Patent Citations (1)
| Title |
|---|
| 吴国政 等: "《新编五金电气手册》", 30 April 1991 * |
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| Publication number | Publication date |
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| CN110220560B (en) | 2021-08-10 |
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