CN110793212B - Water quantity adjusting device and water heater comprising same - Google Patents
Water quantity adjusting device and water heater comprising same Download PDFInfo
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- CN110793212B CN110793212B CN201911086878.0A CN201911086878A CN110793212B CN 110793212 B CN110793212 B CN 110793212B CN 201911086878 A CN201911086878 A CN 201911086878A CN 110793212 B CN110793212 B CN 110793212B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 109
- 239000013013 elastic material Substances 0.000 claims abstract description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 27
- 230000002349 favourable effect Effects 0.000 description 17
- 230000008859 change Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
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- General Engineering & Computer Science (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Domestic Plumbing Installations (AREA)
Abstract
The invention discloses a water quantity adjusting device and a water heater comprising the same. The water quantity adjusting device comprises: the adjusting body is made of elastic materials and has a hollow cylindrical structure; the middle connecting piece is sleeved outside the adjusting body, extends along the axial direction of the adjusting body and is provided with a first end and a second end; the moving element is used for generating a first magnetic field and is arranged on the outer wall surface of the middle connecting piece in a sliding manner; and the coil is sleeved at one end, close to the first end, of the adjusting body and is used for generating a second magnetic field. When the first magnetic field and the second magnetic field are in the same direction, the moving element moves away from the coil, and conversely, the moving element moves closer to the coil. The motion element can be through intermediate junction spare to adjusting the body and applying the effort, adjust the body and produce deformation for the cross-section passageway that rivers passed through changes, and then can realize the regulation of the water yield comparatively conveniently, effectively.
Description
Technical Field
The invention relates to the field of water heaters, in particular to a water quantity adjusting device and a water heater comprising the same.
Background
In order to make the water flowing out of the water outlet pipe of the water heater meet the use requirements of users, a bypass adjusting device is usually required to be arranged in the water heater to adjust the water quantity. The proportion of cold water and hot water is adjusted by adjusting the water quantity, and then the water temperature is adjusted. This regulation is effected when the external water pressure fluctuates considerably. In the prior art, a water pipe (hereinafter referred to as an "external water pipe") for conveying water is generally connected to a side wall of the water outlet pipe. That is, in the prior art, the water quantity is adjusted by an external water pipe to adjust the water temperature, and the reliability of the adjustment is poor because the cold water introduced into the external water pipe is constant (because the cross-sectional dimension of the connection between the external water pipe and the water outlet pipe is not changed).
In summary, the water quantity adjusting device of the water heater in the prior art has the defect of low adjusting reliability.
Disclosure of Invention
The invention aims to overcome the defect that a water quantity adjusting device of a water heater in the prior art is low in adjusting reliability, and provides the water quantity adjusting device and the water heater comprising the same.
The invention solves the technical problems through the following technical scheme:
a water volume regulating device, characterized in that it comprises:
the adjusting body is made of elastic materials and is of a hollow cylindrical structure;
the middle connecting piece is sleeved outside the adjusting body, extends along the axial direction of the adjusting body and is provided with a first end and a second end;
the moving element is used for generating a first magnetic field and is arranged on the outer wall surface of the middle connecting piece in a sliding mode;
the coil is sleeved at one end, close to the first end, of the adjusting body and is used for generating a second magnetic field;
wherein,
when the directions of the first magnetic field and the second magnetic field are the same, the moving element moves towards the direction away from the coil; when the first magnetic field and the second magnetic field are opposite in direction, the moving element moves toward the coil.
In this scheme, adjust the body and make by the elasticity material, can produce deformation when adjusting the body and receiving external effort, through the interact in first magnetic field and second magnetic field for the motion element moves along the intermediate junction spare, and at this moment, the motion element can apply the effort of the inside of orientation regulation body to adjusting the body through the intermediate junction spare, thereby makes the regulation body produce deformation. When being connected to the outlet pipe with water yield adjusting device, water flows in the inside of adjusting the body, owing to adjust the body and produce deformation to the cross-section passageway that makes rivers pass through changes, and then can realize the regulation of the water yield comparatively conveniently, effectively, and the reliability of water yield regulation is higher.
Preferably, the intermediate connector has a cross-sectional dimension that gradually increases from the first end to the second end.
In this scheme, the change of middle connecting piece cross-sectional dimension for when the motion element moves on middle connecting piece, along with the position difference of motion element for middle connecting piece, more can change the deformation volume of adjusting the body reliably, and then can make the cross-section passageway change reliably, thereby be favorable to realizing the regulation of the water yield reliably.
Preferably, the moving element is sleeved outside the intermediate connecting piece.
In this scheme, the motion component cover is outside the intermediate junction spare, through the motion of motion component, can comparatively evenly, reliably exert the effort to the regulation body through the intermediate junction spare, is favorable to improving the reliability of water regulation.
Preferably, the inner wall surface of the moving element is provided with a ball, the outer wall surface of the intermediate connecting piece is provided with a guide groove, the guide groove extends along the moving direction of the moving element, and the ball is clamped in the guide groove.
In the scheme, on one hand, the balls can reduce the friction force between the moving element and the middle connecting piece, so that the moving element can move on the outer wall surface of the middle connecting piece conveniently; on the other hand, the ball and the guide groove are matched, so that the movement of the moving element can be guided, the reliable movement of the moving element on the outer wall surface of the middle connecting piece is facilitated, and the reliability of water quantity regulation is further improved.
Preferably, a plurality of groups of the balls are uniformly distributed on the inner wall surface of the moving element, each group of the balls comprises at least one ball, the number of the guide grooves is multiple, and the guide grooves are arranged at intervals along the circumferential direction of the intermediate connecting piece;
the multiple groups of balls are clamped in the guide grooves in a one-to-one correspondence manner.
In this scheme, evenly distributed's multiunit ball is favorable to realizing the reliable motion of moving element on the outer wall of intermediate junction spare, and then is favorable to further improving the reliability of water regulation.
Preferably, the second end is provided with a blocking portion extending from an outer wall surface of the intermediate connecting member toward a direction away from the adjustment body.
In this scheme, the stop part can prevent that the motion element from droing or dropping from the second end of intermediate junction spare, is favorable to improving the reliability of motion element motion, and then also is favorable to further improving the reliability of water regulation.
Preferably, the water quantity adjusting device further comprises a coil fixing frame, the coil fixing frame is sleeved at one end, close to the first end, of the adjusting body, the coil is wound on the coil fixing frame, and the first end is connected to the coil fixing frame.
In this scheme, the coil mount is used for supporting, fixed coil, in addition, connects and can also play spacing or the effect that blocks in the coil mount of first end, prevents that the moving element from dropping or droing from the first end, is favorable to improving the reliability of moving element motion, and then also is favorable to further improving the reliability of water regulation.
Preferably, the intermediate connector includes a plurality of connection units arranged at intervals in a circumferential direction, and one end of each of the connection units facing the coil fixing frame is connected to the coil fixing frame.
In this scheme, adopt above-mentioned setting, can simplify the structure of middle connecting piece, be favorable to reducing water regulation apparatus's whole weight and cost. In addition, the weight of the middle connecting piece is light, the influence of the weight of the middle connecting piece on the adjusting body is favorably reduced, and the reliability of water quantity adjustment is favorably improved.
Preferably, the water quantity adjusting device further comprises a reinforcing element, the reinforcing element is made of magnetic conductivity materials, and the reinforcing element is sleeved outside the coil.
In this scheme, the reinforcing element is favorable to improving the magnetic field intensity in second magnetic field to through the interact in second magnetic field and first magnetic field, be favorable to just can realizing the motion of motion element effectively through letting in less electric current in to the coil, be favorable to improving the efficiency that the water yield was adjusted.
Preferably, the water quantity adjusting device further comprises two end fixing pieces, the two end fixing pieces are respectively connected to two ends of the adjusting body, and the interiors of the end fixing pieces are communicated with the interior of the adjusting body.
In this scheme, the regulation body of being made by elastic material is softer, and the tip mounting can play support and tensile effect to the regulation body, in addition, can be connected to the outlet pipe with water regulation device through the tip mounting comparatively conveniently on.
The invention also provides a water heater which is characterized by comprising the water quantity adjusting device.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows:
in this water volume adjusting device, through the interact in first magnetic field and second magnetic field for the moving element moves along intermediate junction spare, and at this moment, the moving element can exert the effort towards the inside of adjusting the body to adjusting the body through intermediate junction spare, thereby makes and adjusts the body and produce deformation. When being connected to the outlet pipe with water yield adjusting device, water flows in the inside of adjusting the body, owing to adjust the body and produce deformation to the cross-section passageway that makes rivers pass through changes, and then can realize the regulation of the water yield comparatively conveniently, effectively, and the reliability of water yield regulation is higher.
Drawings
Fig. 1 is a schematic perspective view of a water quantity adjusting device according to a preferred embodiment of the invention.
Fig. 2 is a schematic view of the internal structure of a water quantity adjusting device according to a preferred embodiment of the invention.
Fig. 3 is a schematic view of a connection structure between an intermediate connector and a coil fixing frame in a water volume adjusting device according to a preferred embodiment of the invention.
Fig. 4 is a schematic structural diagram of a moving element in the water quantity adjusting device according to a preferred embodiment of the invention.
Description of reference numerals:
10 adjusting body
20 intermediate connecting piece
201 guide groove
202 blocking part
203 connection unit
30 moving element
301 ball
40 coil
50 coil fixing frame
501 position limiting part
60 end fixing piece
Detailed Description
The present invention is further illustrated by way of example and not by way of limitation in the scope of the following examples in connection with the accompanying drawings.
The present embodiment discloses a water quantity adjusting apparatus, which includes an adjusting body 10, an intermediate coupling member 20, a moving element 30, and a coil 40, as shown in fig. 1 to 4. Wherein, the adjusting body 10 is made of elastic material, and the adjusting body 10 is a hollow cylindrical structure. The middle connector 20 is sleeved outside the adjusting body 10, and the middle connector 20 extends along the axial direction of the adjusting body 10 and has a first end and a second end. The moving element 30 is used for generating a first magnetic field, and the moving element 30 is slidably disposed on the outer wall surface of the middle connector 20. The coil 40 is sleeved at one end of the adjusting body 10 close to the first end, and the coil 40 is used for generating a second magnetic field. Wherein, when the directions of the first magnetic field and the second magnetic field are the same, the moving element 30 moves in a direction away from the coil 40; when the first and second magnetic fields are opposite in direction, the moving element 30 moves toward the coil 40.
In this embodiment, the coil 40 is powered on to generate a second magnetic field, the magnitude and direction of the second magnetic field can be adjusted by adjusting the magnitude and direction of the current flowing into the coil 40, the adjusting body 10 is made of an elastic material, and the adjusting body 10 is deformed when receiving an external acting force. The moving element 30 is moved along the intermediate connector 20 by the interaction of the first magnetic field and the second magnetic field, and at this time, the moving element 30 applies a force toward the inside of the adjusting body 10 to the adjusting body 10 through the intermediate connector 20, thereby deforming the adjusting body 10. When being connected to the outlet pipe with water yield adjusting device, water flows in the inside of adjusting body 10, owing to adjust body 10 and produce deformation to the cross-section passageway that makes rivers pass through changes, and then can realize the regulation of the water yield comparatively conveniently, effectively, and the reliability of water yield regulation is higher.
It should be noted that the change of the cross-sectional passage is caused by the deformation of the adjustment body 10, and the deformation of the adjustment body 10 is affected by the force applied to the adjustment body 10 by the moving element 30 through the intermediate connection member 20. That is, the technical means of being able to vary the force applied indirectly by the moving element 30 to the adjustment body 10 is able to vary the passage of the section, for example, by varying the magnetic field strength by adjusting the current, by adjusting the size of the section of the intermediate connection (along the movement trajectory of the moving element, the size of the section of the intermediate connection varies), by adjusting the size of the section of the adjustment body, etc.
In the present embodiment, the material of the adjustment body 10 is rubber. In alternative embodiments, the adjustment body 10 can be made of other elastic materials that can be used in water heaters.
It should be noted that the first magnetic field may be generated by: (1) the moving element 30 itself is made of a magnetic material, such as a permanent magnet; (2) the moving element 30 generates a magnetic field under external action, such as by energizing. In the present embodiment, the first magnetic field is generated in the manner (1), that is, the moving element 30 is a permanent magnet. The moving element 30 is a permanent magnet, and a magnetic field generating device for generating a magnetic field does not need to be additionally arranged, so that the structure of the water quantity adjusting device is simplified, and the cost is reduced.
In addition, the present application is not overly limited in terms of the specific structure of the moving element 30, and those skilled in the art will appreciate that the moving element is required to have the following limitations: (1) can be used to generate a first magnetic field; (2) can move on the outer wall surface of the intermediate link 20 relative to the intermediate link 20. That is, any structure element having the above two conditions can be used as the moving element 30, and the scope of the present application is also claimed.
As will be understood with reference to fig. 2 and 3, the intermediate connector 20 increases in cross-sectional size from the first end to the second end. The change of the cross-sectional dimension of the intermediate connector 20 enables the deformation of the adjusting body 10 to be more reliably changed along with the different positions of the moving element 30 relative to the intermediate connector 20 when the moving element 30 moves on the intermediate connector 20, so that the cross-sectional channel can be reliably changed, and the adjustment of the water quantity is reliably facilitated.
As will be understood with reference to fig. 1 and 2, the moving element 30 is sleeved outside the intermediate link 20. The moving element 30 is sleeved outside the middle connecting piece 20, and acting force can be uniformly and reliably applied to the adjusting body 10 through the middle connecting piece 20 through the movement of the moving element 30, so that the improvement of the reliability of water quantity adjustment is facilitated.
As will be understood by referring to fig. 2 and 4, the inner wall surface of the moving element 30 is provided with balls 301, the outer wall surface of the intermediate link 20 is provided with a guide groove 201, the guide groove 201 extends in the moving direction of the moving element 30, and the balls 301 are caught in the guide groove 201. With such an arrangement, on the one hand, the balls 301 can reduce the friction between the moving element 30 and the intermediate link 20, facilitating the movement of the moving element 30 on the outer wall surface of the intermediate link 20; on the other hand, the ball 301 is engaged with the guide groove 201 to guide the movement of the moving element 30, thereby facilitating the reliable movement of the moving element 30 on the outer wall surface of the intermediate connector 20 and further improving the reliability of the water volume adjustment.
Further, a plurality of groups of balls 301 are uniformly distributed on the inner wall surface of the moving element 30, each group of balls 301 includes at least one ball 301, the number of the guide grooves 201 is multiple, and the plurality of guide grooves 201 are arranged at intervals along the circumferential direction of the intermediate connecting member 20; the plurality of groups of balls 301 are correspondingly clamped in the plurality of guide grooves 201 one by one. The evenly distributed groups of balls 301 facilitate a reliable movement of the moving element 30 on the outer wall surface of the intermediate connection piece 20, which in turn facilitates a further increase of the reliability of the water quantity regulation.
Specifically, in the present embodiment, as will be understood with further reference to fig. 2 and 4, the inner wall surface of the moving element 30 is provided with four sets of balls 301, and each set of balls 301 includes four balls 301. In other alternative embodiments, the number of groups of balls 301 may be set to other numbers according to specific needs, and each group of balls 301 may also be set to include other numbers of balls 301.
As will be understood with reference to fig. 1-3, the second end is provided with a stop 202, the stop 202 extending from the outer wall surface of the intermediate coupling member 20 in a direction away from the adjustment body 10. The blocking portion 202 can prevent the moving element 30 from falling off or falling off from the second end of the middle connecting member 20, which is beneficial to improving the moving reliability of the moving element 30, and is further beneficial to further improving the water quantity adjusting reliability.
As will be further understood by referring to fig. 1 to 3, the water quantity adjusting device further includes a coil fixing frame 50, the coil fixing frame 50 is sleeved at an end of the adjusting body 10 near the first end, the coil 40 is wound around the coil fixing frame 50, and the first end is connected to the coil fixing frame 50. Wherein, coil mount 50 is used for supporting, fixed coil 40, in addition, connects in the coil mount 50 of first end and can also play spacing or the effect that blocks, prevents that motion element 30 from dropping or droing from the first end, is favorable to improving the reliability of motion element 30 motion, and then also is favorable to further improving the reliability of water regulation.
It should be noted that the intermediate connecting member 20 and the coil fixing frame 50 may be two separate structural members connected together, or may be an integrally formed structure.
As will be further understood with reference to fig. 1 to 3, the intermediate connector 20 includes a plurality of connection units 203 arranged at intervals in the circumferential direction, and one end of each connection unit 203 facing the coil holder 50 is connected to the coil holder 50. With the above arrangement, the structure of the intermediate connection member 20 can be simplified, which is advantageous for reducing the overall weight and cost of the water amount adjusting device. In addition, the weight of the intermediate connector 20 is light, which is beneficial to reducing the influence of the weight of the intermediate connector 20 on the adjusting body 10 and improving the reliability of water quantity adjustment.
Specifically, in the present embodiment, the number of the connection units 203 is four, and each connection unit 203 is provided with one guide groove 201 (as shown in fig. 3).
In addition, the water quantity adjusting device further comprises a reinforcing element (not shown in the figure), the reinforcing element is made of magnetic conductivity materials, and the reinforcing element is sleeved outside the coil 40. Wherein, the reinforcing element is favorable for improving the magnetic field intensity of the second magnetic field, thereby being favorable for effectively realizing the movement of the moving element 30 by introducing smaller current into the coil 40 through the interaction of the second magnetic field and the first magnetic field, and being favorable for improving the efficiency of water quantity regulation.
As will be understood by referring to fig. 1 and 2, the water amount adjusting apparatus further includes two end fixing pieces 60, the two end fixing pieces 60 are respectively connected to both ends of the adjusting body 10, and the insides of the end fixing pieces 60 communicate with the inside of the adjusting body 10. The adjusting body 10 made of elastic material is softer, the end fixing piece 60 can support and stretch the adjusting body 10, and in addition, the water quantity adjusting device can be conveniently connected to the water outlet pipe through the end fixing piece 60.
It should be noted that, the coil holder 50 has a stopper portion 501 at one end facing the intermediate connector 20, and the end fixture 60 near the first end is connected to the end of the coil holder 50, so that the end fixture 60 can also stop the coil 40 at the end far from the intermediate connector 20.
The invention also provides a water heater which is characterized by comprising the water quantity adjusting device.
With the water quantity adjusting device of the present embodiment, the moving element 30 is moved along the intermediate connector 20 by the interaction of the first magnetic field and the second magnetic field, and at this time, the moving element 30 applies a force toward the inside of the adjusting body 10 to the adjusting body 10 through the intermediate connector 20, so that the adjusting body 10 is deformed. When being connected to the outlet pipe with water yield adjusting device, water flows in the inside of adjusting body 10, owing to adjust body 10 and produce deformation to the cross-section passageway that makes rivers pass through changes, and then can realize the regulation of the water yield comparatively conveniently, effectively, and the reliability of water yield regulation is higher. Correspondingly, the water heater comprising the water quantity adjusting device can conveniently and reliably realize the adjustment of the water quantity.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the present invention unless otherwise specified herein.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (10)
1. A water volume regulating device, characterized in that it comprises:
the adjusting body is made of elastic materials and is of a hollow cylindrical structure;
the middle connecting piece is sleeved outside the adjusting body, extends along the axial direction of the adjusting body and is provided with a first end and a second end;
the moving element is used for generating a first magnetic field and is arranged on the outer wall surface of the middle connecting piece in a sliding mode;
the coil is sleeved at one end, close to the first end, of the adjusting body and is used for generating a second magnetic field;
wherein,
when the directions of the first magnetic field and the second magnetic field are the same, the moving element moves towards the direction away from the coil; when the directions of the first magnetic field and the second magnetic field are opposite, the moving element moves towards the direction close to the coil;
the cross-sectional dimension of the intermediate connector gradually increases from the first end to the second end.
2. The water volume adjusting device of claim 1, wherein the moving element is sleeved outside the intermediate connecting piece.
3. The water quantity adjusting device of claim 1, wherein the inner wall surface of the moving member is provided with a ball, the outer wall surface of the intermediate connecting member is provided with a guide groove extending in the moving direction of the moving member, and the ball is caught in the guide groove.
4. The water quantity adjusting device as claimed in claim 3, wherein the inner wall surface of the moving member is provided with a plurality of sets of the balls which are uniformly distributed, each set of the balls includes at least one of the balls, the number of the guide grooves is plural, and the plural guide grooves are arranged at intervals in the circumferential direction of the intermediate coupling member;
the multiple groups of balls are clamped in the guide grooves in a one-to-one correspondence manner.
5. The water volume adjusting device of claim 1, wherein the second end is provided with a blocking portion extending from an outer wall surface of the intermediate connecting member in a direction away from the adjusting body.
6. The water volume adjusting device of claim 1, further comprising a coil fixing frame, wherein the coil fixing frame is sleeved at one end of the adjusting body close to the first end, the coil is wound on the coil fixing frame, and the first end is connected to the coil fixing frame.
7. The water quantity adjusting device of claim 6, wherein the intermediate connecting member includes a plurality of connecting units arranged at intervals in a circumferential direction, and one end of each of the connecting units facing the coil holder is connected to the coil holder.
8. The water volume regulating device of claim 1, further comprising a reinforcing element made of magnetically permeable material, wherein the reinforcing element is sleeved outside the coil.
9. The water quantity regulating device according to any one of claims 1 to 8, further comprising end fixing members connected to both ends of the regulating body, respectively, and the insides of the end fixing members communicate with the inside of the regulating body.
10. A water heater characterized in that it comprises a water quantity regulating device according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911086878.0A CN110793212B (en) | 2019-11-08 | 2019-11-08 | Water quantity adjusting device and water heater comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911086878.0A CN110793212B (en) | 2019-11-08 | 2019-11-08 | Water quantity adjusting device and water heater comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110793212A CN110793212A (en) | 2020-02-14 |
| CN110793212B true CN110793212B (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911086878.0A Active CN110793212B (en) | 2019-11-08 | 2019-11-08 | Water quantity adjusting device and water heater comprising same |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9371923B2 (en) * | 2008-04-04 | 2016-06-21 | Correlated Magnetics Research, Llc | Magnetic valve assembly |
| CN204709539U (en) * | 2015-06-25 | 2015-10-21 | 王正杨 | Infusion regulator |
| CN105626883B (en) * | 2016-02-06 | 2018-04-24 | 江苏信息职业技术学院 | The totally-enclosed contactless flow control system of cavity |
| CN110319593B (en) * | 2016-04-18 | 2021-07-09 | 芜湖美的厨卫电器制造有限公司 | Automatic flow adjusting device and gas water heater with same |
| CN108814808B (en) * | 2018-04-27 | 2021-03-19 | 川北医学院第二附属医院 | Flow regulator for ophthalmology ultrasonic emulsification instrument |
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