CN108980416A - Thermostatic valve and gas heater with it - Google Patents
Thermostatic valve and gas heater with it Download PDFInfo
- Publication number
- CN108980416A CN108980416A CN201710400825.6A CN201710400825A CN108980416A CN 108980416 A CN108980416 A CN 108980416A CN 201710400825 A CN201710400825 A CN 201710400825A CN 108980416 A CN108980416 A CN 108980416A
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- Prior art keywords
- valve
- water
- valve core
- gas
- adjusting rod
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 254
- 230000003139 buffering effect Effects 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 2
- 238000011835 investigation Methods 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 103
- 230000000694 effects Effects 0.000 description 12
- 230000001360 synchronised effect Effects 0.000 description 9
- 239000000567 combustion gas Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 239000000872 buffer Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000006173 Good's buffer Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/14—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
- F16K31/0624—Lift valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
- F16K31/0679—Electromagnet aspects, e.g. electric supply therefor with more than one energising coil
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
- F16K31/1262—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like one side of the diaphragm being spring loaded
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
- F16K31/1268—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like with a plurality of the diaphragms
Abstract
The invention discloses a kind of thermostatic valve and with its gas heater, the thermostatic valve includes: valve body, water valve core, gas valve core and linkage unit, the water passage of connection is formed in the valve body and crosses gas channel, the water passage has inlet and outlet, and the gas channel of crossing has air inlet and air outlet;The water valve core is movably arranged at the aperture that the water passage is adjusted on the valve body;The gas valve core is movably arranged on the valve body to adjust the aperture for crossing gas channel;The linkage unit is movably mounted on the valve body and is connected with the water valve core and the gas valve core respectively so that the gas valve core and the water valve core synchronizing moving.Thermostatic valve according to an embodiment of the present invention can be realized the linkage that runoff investigation and tolerance are adjusted, to facilitate adjusting, conducive to water termostat is realized out, can be improved with water comfort, and can reduce security risk.
Description
Technical field
The present invention relates to technical field of water heaters, and in particular, to a kind of thermostatic valve and the gas heater with it.
Background technique
Gas heater in the related technology realizes that water flowing is opened by water vapor linked valve to improve safety in utilization
Blast tube cuts off the water supply and closes the function of blast tube.
But the structure is when in use, and after user's regulating pondage, if undesirable without timely regulating gas amount or adjusting,
Leaving water temperature can then be made, and great changes will take place, influences to use water comfort, or even there are security risks.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of perseverance
Warm valve, the linkage that the thermostatic valve can be realized runoff investigation and tolerance is adjusted, can conducive to water termostat is realized out convenient for adjusting
To mention high water usage comfort, reduce security risk.
The invention also provides a kind of gas heaters with above-mentioned thermostatic valve.
Thermostatic valve according to an embodiment of the present invention, comprising: valve body, water valve core, gas valve core and linkage unit, in the valve body
It forms the water passage of connection and crosses gas channel, the water passage has inlet and outlet, and the gas channel of crossing has
Air inlet and air outlet;The water valve core is movably arranged at the aperture that the water passage is adjusted on the valve body;It is described
Gas valve core is movably arranged on the valve body to adjust the aperture for crossing gas channel;The linkage unit is moveably mounted
It is connected on the valve body and respectively with the water valve core and the gas valve core so that the gas valve core is synchronous with the water valve core
It is mobile.
Thermostatic valve according to an embodiment of the present invention can be realized runoff investigation and the linkage that tolerance is adjusted, to facilitate tune
Section can be improved with water comfort, and can reduce security risk conducive to water termostat is realized out.
In addition, it is according to the above embodiment of the present invention for Tailings Dam drain off floodwaters with return water composite device can also have as
Under additional technical characteristic:
According to some embodiments of the present invention, when the aperture of the water passage increases under the adjusting of the water valve core,
The gas valve core moves synchronously under the drive of the linkage unit with the water valve core to increase the aperture for crossing gas channel.
In some embodiments, the linkage unit includes: universal driving shaft, and the universal driving shaft is movably mounted at the valve
In vivo and both ends are connected with the water valve core and the gas valve core respectively;Reset spring, the reset spring are set in described
On moving axis, the reset spring acts on the universal driving shaft by own resilient, to pass through the universal driving shaft as the water valve core
It closes the water passage and the gas valve core closes the gas channel of crossing and provides driving force.
Optionally, the valve body has the first mounting portion, and the universal driving shaft runs through first mounting portion, the universal driving shaft
It is equipped with baffle ring, the reset spring is only against between first mounting portion and the baffle ring.
Optionally, the linkage unit further include: water valve linkage disk, the water valve linkage disk are located at the one of the universal driving shaft
It holds and is connected with the water valve core;Buffering linkage head, it is described buffering linkage head be located at the universal driving shaft the other end and respectively with
The valve body is connected with the gas valve core.
Further, the buffering linkage head includes: the first lid, and first lid is set in the institute of the universal driving shaft
State the other end;Second lid, second lid are connected with the gas valve core and are arranged with first lid interval;Drive bullet
Spring, the both ends of the driving spring are connected with first lid and second lid respectively.
According to some embodiments of the present invention, the water valve core includes: that water flow adjusts ring, and the water flow adjusts ring and sets
On the valve body and it is located in the water passage, the water flow, which adjusts ring and constitutes, is located at the water inlet and the water outlet
Water flow adjustment hole between mouthful;Water flow adjusting rod, the water flow adjusting rod and the water flow adjust ring movably
Cooperate to adjust the aperture of the water flow adjustment hole;Elastic diaphragm, the elastic diaphragm are located in the water passage and divide
It is not connected with the linkage unit and the water flow adjusting rod;Adjustment spring, the adjustment spring are compressed in the water flow
Amount is adjusted between ring and the water flow adjusting rod.
According to some embodiments of the present invention, it is configured on the valve body and executes hole, the gas valve core includes: throughput tune
Pole, the air-flow adjusting rod are equipped with the throughput adjustment hole between the air inlet and the gas outlet, the gas
Flow control rod movably passes through the execution hole and is often only against on the edge for executing hole, the throughput adjusting rod
The aperture of the throughput adjustment hole is adjusted by the active force at the edge for executing hole;Diaphragm, the diaphragm are located at described
It crosses and is connected in gas channel and respectively with the linkage unit and the throughput adjusting rod;Feedback spring, the feedback spring are set
The two of the throughput adjusting rod is located between the valve body and the throughput adjusting rod and with the linkage unit
Side.
Optionally, the throughput adjusting rod is equipped with the valve being often only against on the edge for executing hole, the gas
The surface of door being often only against on the edge for executing hole is configured to execution hole arcwall face outstanding.
Further, the thermostatic valve further include: air pressure adjustment part, the air pressure adjustment part are movably mounted at described
It is connected on valve body and with the feedback spring to adjust the maximum opening of the air-flow adjustment hole.
Specifically, the air pressure adjustment part is adjusting nut.
According to some embodiments of the present invention, the thermostatic valve further include: the first solenoid valve, first solenoid valve are located at
To open or close the air inlet at the air inlet;Second solenoid valve, the second solenoid valve are located at the gas outlet
To open or close the gas outlet;Microswitch, the microswitch respectively with first solenoid valve and second solenoid valve
It is connected to control first solenoid valve and second solenoid valve movement;Moving contact, the moving contact are located on the linkage unit
And it is mobile with the linkage unit, when the water valve core opens the water passage, the microswitch is by the moving contact
It touches and controls first solenoid valve and open the air inlet, the control second solenoid valve opening gas outlet.
Gas heater according to an embodiment of the present invention, including thermostatic valve according to the above embodiment of the present invention.
According to an embodiment of the present invention and gas heater, by the way that thermostatic valve according to the above embodiment of the present invention is arranged,
Runoff investigation and the linkage that tolerance is adjusted may be implemented, convenient for adjusting, conducive to water termostat is realized out, can be improved comfortable with water
Property, and can reduce security risk.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the cross-sectional view of thermostatic valve according to an embodiment of the present invention;
Fig. 2 is the enlarged drawing in the portion A that Fig. 1 centre circle shows;
Fig. 3 is the enlarged drawing in the portion B that Fig. 1 centre circle shows;
Fig. 4 is the enlarged drawing in the portion C that Fig. 1 centre circle shows;
Appended drawing reference:
100: thermostatic valve;
1: valve body;10a: water passage;101: water inlet;102: water outlet;10b: gas channel is crossed;103: air inlet;
104: gas outlet;11: the first mounting portions;12: executing hole;
2: water valve core;
21: water flow adjusts ring;210: water flow adjustment hole;22: water flow adjusting rod;23: elastic diaphragm;24: adjusting
Spring;
3: gas valve core;
31: throughput adjusting rod;310: throughput adjustment hole;32: diaphragm;33: feedback spring;34: valve;341: arc
Face;
4: linkage unit;41: universal driving shaft;411: baffle ring;42: reset spring;43: water valve linkage disk;44: buffering linkage
Head;441: the first lids;442: the second lids;443: driving spring;
5: air pressure adjustment part (adjusting nut);
6: the first solenoid valves;7: second solenoid valve;8: microswitch;9: moving contact.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", "left", "right", "inner", "outside", " axial direction ",
The orientation or positional relationship of the instructions such as " radial direction ", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.In addition, defining " first ", " second "
Feature can explicitly or implicitly include one or more of the features.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be to be connected directly, the connection inside two elements can also be can be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Thermostatic valve 100 according to an embodiment of the present invention and combustion gas with the thermostatic valve 100 are described below with reference to Fig. 1-Fig. 4
Water heater, thermostatic valve 100 according to an embodiment of the present invention can be used for gas heater according to an embodiment of the present invention, but be not limited to
This.For ease of description and understand, by taking thermostatic valve 100 is applied to gas heater as an example, and by taking the left and right directions of diagram as an example
It is illustrated, in this regard, being not considered as limiting the invention.Wherein, solid arrow signal thermostatic valve 100 is applied to combustion gas heat
The flow direction of water when hydrophone, the flow direction of combustion gas when dotted arrow illustrates thermostatic valve 100 to be applied to gas heater.
As shown in Figure 1, thermostatic valve 100 according to an embodiment of the present invention includes: valve body 1, water valve core 2, gas valve core 3 and linkage
Component 4.Specifically, can form the water passage 10a of connection in valve body 1 and cross gas channel 10b, water passage 10a has
Water inlet 101 and water outlet 102, crossing gas channel 10b has air inlet 103 and gas outlet 104, wherein water inlet 101 and water supply
Source is connected, and water outlet 102 can be connected to heat-exchanging component, and water to be heated is delivered in heat-exchanging component, air inlet 103 and combustion
Gas air supply pipe is connected, and gas outlet 104 can be connected with the combustion chamber of water heater, to realize the heating to water.
Water valve core 2 is movably arranged on valve body 1, to adjust the aperture of water passage 10a, controls inflow.Gas valve core 3
It is movably arranged on valve body 1, to adjust the aperture of gas channel 10b, controls air inflow.As shown in Figure 1, linkage unit 4 can
It removably mounts on valve body 1, and linkage unit 4 can be connected with water valve core 2 and gas valve core 3 respectively, so that gas valve core 3 and water
2 synchronizing moving of spool.For example, in the example shown in the series of figures, the left end of linkage unit 4 is connected with gas valve core 3, right end and water valve core 2
It is connected.
That is, 4 connecting with water valve core 2 of linkage unit and gas valve core 3, and linkage unit 4 is removable relative to valve body 1
It is dynamic, when water valve core 2 is mobile, it is adjustable the aperture of water passage 10a, at this point, linkage unit 4 makes 3 synchronizing moving of gas valve core, is adjusted
The aperture of gas channel 10b is crossed, realizes runoff investigation and the linkage that tolerance is adjusted, convenient for adjusting.
In use, linkage unit 4 can make gas valve core 3 and water valve core when user's water adjusting valve 2 water yield adjusting of core
2 synchronizing movings, so that gas valve core 3 and water valve core 2 be made to realize the connection for linking, and then can be realized runoff investigation and tolerance adjusting
It is dynamic, it is not only convenient for adjusting, and the timeliness that tolerance adjusting can be improved avoids leaving water temperature from going out conducive to water termostat is realized out
It is now widely varied, can be improved and reduce security risk with water comfort in addition it can avoid output water temperature excessively high.
Therefore, thermostatic valve 100 according to an embodiment of the present invention, water valve core 2 is movably arranged on valve body 1, water is utilized
Spool 2 adjusts the aperture of water passage 10a, and gas valve core 3 is movably arranged on valve body 1, and it is logical to adjust gas using gas valve core 3
The aperture of road 10b, and linkage unit 4 is movably mounted on valve body 1, by linkage unit 4 respectively with water valve core 2 and air valve
Core 3 is connected, and makes gas valve core 3 and 2 synchronizing moving of water valve core, so as to realize the linkage of runoff investigation and tolerance adjusting, is convenient for
It adjusts, conducive to water termostat is realized out, can be improved with water comfort, and adjustment process is without detecting element part and control member
Part, low in cost, the movement of mechanical valve body is timely, sensitive, can reduce security risk.
According to some embodiments of the present invention, when the aperture of water passage 10a increases under the adjusting of water valve core 2, air valve
Core 3 can move synchronously under the drive of linkage unit 4 with water valve core 2 to increase the aperture of gas channel 10b.In other words, when
User's water adjusting valve core 2 increase water passage 10a aperture when, inflow increase, at this point, linkage unit 4 can band take offence
Spool 3 moves synchronously, and to increase the aperture of gas channel 10b, increases air inflow, increases air inflow with the increase of inflow
Add;On the contrary, when user's water adjusting valve core 2 reduces the aperture of water passage 10a, decreased influent flow, at this point, linkage unit
4 can drive gas valve core 3 to move synchronously, and to reduce the aperture of gas channel 10b, reduce air inflow, make air inflow with inflow
Reduction and reduce.
Thus, it is possible to realize the synchronous adjustment of air inflow and inflow, further it is conducive to realize out water termostat, to both may be used
Occurs the phenomenon that water temperature rapid decrease because of deficiency of air when to avoid inflow increase, when being also possible to prevent inflow reduction
Occur water temperature because air inflow is excessive and quickly increase, further promoted with water comfort, security risk can be greatly reduced, improves
Safety.
According to some embodiments of the present invention, as shown in Figure 1, thermostatic valve 100 further include: the first solenoid valve 6, the second electromagnetism
Valve 7, microswitch 8 and moving contact 9.Wherein, the first solenoid valve 6 is located at air inlet 103, to open or close air inlet 103,
Realize that second solenoid valve 7 can be located at water outlet 102, to the control for the combustion gas for entering inlet channel to open or close out
Port 104 realizes the control of the combustion gas to outflow inlet channel.
Microswitch 8 can be connected with ground solenoid valve and second solenoid valve 7 respectively, with the first solenoid valve of control 6 and the second electricity
Magnet valve 7 acts, and realizes the control to air inlet and outlet.As shown in Figure 1, moving contact 9 can be located on linkage unit 4, and move
Contact 9 can be mobile with linkage unit 4, and when water valve core 2 opens water passage 10a, microswitch 8 can be touched by moving contact 9, and
And microswitch 8 controls the first solenoid valve 6 and opens air inlet 103, the control opening of second solenoid valve 7 gas outlet 104.
In this way, inlet channel can be opened with the opening of intake tunnel, on the one hand, can be closed to avoid because of intake tunnel
When inlet channel be opened accidentally and dry combustion method phenomenon occur, safety can be improved;On the other hand, it can be improved and adjusted with inflow
Timeliness when air inflow, meanwhile, also there is the advantages that simple and compact for structure, controllability is good, and control precision is high, and stability is good.
The water valve core 2 of thermostatic valve 100 according to an embodiment of the present invention is described in detail below with reference to Fig. 1 and Fig. 2.
According to some embodiments of the present invention, as illustrated in fig. 1 and 2, water valve core 2 includes: that water flow adjusts ring 21, water flow
Adjusting rod 22, elastic diaphragm 23 and adjustment spring 24.
Specifically, as shown in Fig. 2, water flow adjusting ring 21 can be located on valve body 1, and water flow adjusting ring 21 can
In water passage 10a, water flow, which adjusts ring 21, may be constructed the water flow between water inlet 101 and water outlet 102
Adjustment hole 210.Water flow adjusting rod 22 can adjust ring 21 with water flow and movably cooperate, with regulating water flow adjustment hole 210
Aperture, realize the adjusting of inflow.Elastic diaphragm 23 can be located in water passage 10a, and elastic diaphragm 23 can be distinguished
It is connected with linkage unit 4 and water flow adjusting rod 22.Elastic diaphragm 23 has elastic characteristic, and elastic shape can occur in stress
Become, and elastic diaphragm 23 has revertible characteristic.Adjustment spring 24 is compressed in water flow and adjusts ring 21 and water flow
It measures between adjusting rod 22.Adjustment spring 24 can often push flexible sheet 32 far from water flow adjusting rod 22, flexibly to drive
Linkage unit 4.
In this way, the pressure that elastic diaphragm 23 is subject to becomes larger, at this point, bullet when user increases water flow or external water pressure increase
Property diaphragm 23 occur elastic deformation be moved to the left, under the collective effect of elastic diaphragm 23 and adjustment spring 24, linkage unit 4 to
Move left, gas valve core 3 driven to be moved to the left, to increase the aperture of gas channel 10b, to increase air inflow, make air inflow with
The increase of inflow and increase;When user reduces water flow or hydraulic pressure becomes smaller, the pressure that elastic diaphragm 23 is subject to becomes smaller, this
When, elastic diaphragm 23 restores to the original state, and under the collective effect of elastic diaphragm 23 and adjustment spring 24, linkage unit 4 moves right,
It drives gas valve core 3 to move right, to reduce the aperture of gas channel 10b, to reduce air inflow, makes air inflow with inflow
Reduce and reduces.Gas flow increase synchronous with water flow or hydraulic pressure and synchronous reduction are realized, is tended to conducive to leaving water temperature
It is constant.
It should be noted that water flow adjusting rod 22 is equipped with the adjustment portion (not shown) for stretching out gas channel 10b,
User is by adjusting adjustment portion, and adjustable water flow adjusting rod 22 adjusts the distance between ring 21 with water flow, to adjust
The aperture of water flow adjustment hole 210, and then regulating water flow size.
For example, as shown in Fig. 2, water flow adjusting rod 22 adjusts ring 21 through water flow, water flow adjusting rod 22
The periphery of right end is inward-facing and protrudes to the left, so that the outer peripheral surface of water flow adjusting rod 22, which stops, supports the inner circumferential that water flow adjusts ring 21
Face.Water flow adjusting rod 22 can reduce the aperture that water flow adjusts ring 21, subtract when water flow is adjusted and is moved to the left in ring 21
The flow of small water;Water flow adjusting rod 22 can increase water flow adjustment hole 210 when water flow is adjusted and moved right in ring 21
Aperture, increase the flow of water.
The gas valve core 3 of thermostatic valve 100 according to an embodiment of the present invention is described in detail below with reference to Fig. 1 and Fig. 3.
According to some embodiments of the present invention, as shown in figures 1 and 3, it can be configured on valve body 1 and execute hole 12, air valve
Core 3 includes: throughput adjusting rod 31, diaphragm 32 and feedback spring 33, wherein on throughput adjusting rod 31 can be equipped be located at into
Throughput adjustment hole 310 between port 103 and gas outlet 104, throughput adjustment hole 310 movably pass through and execute hole 12,
And throughput adjustment hole 310 is often only against on the edge for executing hole 12, the edge that throughput adjusting rod 31 passes through execution hole 12
Active force adjust throughput adjustment hole 310 aperture.
Diaphragm 32 can be located in the 10b of gas channel, and diaphragm 32 can respectively with the gentle flow control rod of linkage unit 4
31 are connected, and to drive throughput adjusting rod 31 mobile when linkage unit 4 is mobile, realize throughput with the same step of water flow
Section, conducive to water termostat is realized out.
Feedback spring 33 can be located between valve body 1 and device flow control rod, and linkage unit 4 is located at throughput
The two sides of adjusting rod 31.In this way, feedback spring 33 often can only be against throughput adjusting rod 31 to the movement of linkage unit 4, thus
Make throughput adjusting rod 31 that there is the trend of normal closed gas flow amount adjustment hole 310, so that the synchronous adjustment effect of linkage unit 4 is more
It is sensitive reliable.
Optionally, the valve 34 that can be equipped on throughput adjusting rod 31 on the edge for being often only against and executing hole 12, valve
34 surface being often only against on the edge for executing hole 12 can be configured to the execution arcwall face 341 outstanding of hole 12.For example,
In example as shown in Figure 3, throughput adjusting rod 31 is equipped with valve 34, the adjustable throughput aperture of valve 34, valve 34
Right side often only be against execute hole 12 edge, the right side of valve 34 is configured to arcwall face 341 outstanding to the right.
When water flow increase or hydraulic pressure increase as a result, water valve core 2 drives linkage unit 4 to be moved to the left, 4 band of linkage unit
Flow control rod 31 of taking offence is moved to the left, and valve 34 is under the collective effect of throughput adjusting rod 31 and feedback spring 33 to moving to left
It is dynamic, so that throughput aperture increases;And when book flow reduces or hydraulic pressure reduces, water valve core 2 can drive linkage unit 4 to the right
Mobile, linkage unit 4 drives throughput adjusting rod 31 to move right, and valve 34 is in throughput adjusting rod 31 and feedback spring 33
It moves right under collective effect, so that throughput aperture reduces.In short, valve 34 can be in water valve core 2 and feedback spring 33
Collective effect under, with gas valve core 3 realize to cross gas channel 10b aperture adjusting.
Also, when the gaseous-pressure of air inlet 103 increases, there is pressure difference in the two sides of diaphragm 32, and diaphragm 32 will receive
Active force to the right, diaphragm 32 move right micro distance, so that diaphragm 32 drives throughput adjusting rod 31 and valve 34 to the right
It is mobile, so that small reduction occurs for throughput aperture;On the contrary, when the gaseous-pressure of air inlet 103 reduces, the two of diaphragm 32
There is pressure difference in side, and diaphragm 32 will receive active force to the left, and diaphragm 32 is moved to the left micro distance, so that 32 band of diaphragm is taken offence
Flow control rod 31 and valve 34 are moved to the left, so that micro increase occurs for throughput aperture.Throughput aperture can be with as a result,
The variation of air pressure realizes that dynamic controls, and realizes voltage regulation result, and then can further realize out water termostat, it is comfortable to mention high water usage
Degree.
In some embodiments, as shown in Figure 1, thermostatic valve 100 further include: air pressure adjustment part 5, air pressure adjustment part 5 are removable
It is mounted on valve body 1 dynamicly, and air pressure adjustment part 5 can be connected with feedback spring 33, to adjust throughput adjustment hole 310 most
Big aperture.Specifically, air pressure adjustment part 5 pushes against to the right feedback spring 33, air pressure adjustment part 5 moves right after the distance of one end,
The elastic force that valve 34 needs to overcome feedback spring 33 bigger when being moved to the left, under the action of identical active force, valve 34 to
The distance moved left becomes smaller, so as to reduce the maximum opening of throughput adjustment hole 310;And when air pressure adjustment part 5 is to moving to left
After dynamic a distance, the elastic force for the feedback spring 33 for needing to overcome when valve 34 is moved to the left reduces, in identical active force
Under effect, the distance that valve 34 is moved to the left increases, so as to increase the maximum opening of throughput adjustment hole 310.In this way, with
Family can set required initial leaving water temperature by operating air pressure adjustment part 5, convenient for adjusting operation.
Optionally, air pressure adjustment part 5 can be adjusting nut 5.It is understood that adjusting nut 5 can be with 1 screw thread of valve body
Cooperation, when user's rotating adjusting nut 5, adjusting nut 5 may be implemented to move, to adjust the maximum of throughput adjustment hole 310
Aperture, it is simple and compact for structure, it is easy to adjust laborsaving.
The linkage unit 4 of thermostatic valve 100 according to an embodiment of the present invention is described in detail below with reference to Fig. 1 and Fig. 4.
According to some embodiments of the present invention, as shown in Figure 1 and Figure 4, linkage unit 4 may include: universal driving shaft 41 and answer
Position spring 42, universal driving shaft 41 is movably mounted in valve body 1, and the both ends of universal driving shaft 41 can be gentle with water valve core 2 respectively
Spool 3 is connected, and reset spring 42 can be located on universal driving shaft 41, and reset spring 42 can act on universal driving shaft by own resilient
41, to be that the closing water passage 10a of water valve core 2 and 3 spool of gas valve core closed gas channel 10b and provide drive by universal driving shaft 41
Power.That is, 41 connecting with water valve core 2 of universal driving shaft and gas valve core 3, and universal driving shaft 41 is movably mounted in valve body 1,
Reset spring 42 is that universal driving shaft 41 provides driving force, to drive water valve core 2 to close water passage 10a by universal driving shaft 41 and drive
Gas valve core 3 closed gas channel 10b.
Need to overcome the elastic force of reset spring 42 when water valve core 2 opens water passage 10a as a result, to can not only lead to
The synchronous opening/closing that universal driving shaft 41 realized gas channel 10b and water passage 10a is crossed, and water can be made by reset spring 42
Channel 10a has the trend closed with gas channel 10b is crossed, and can effectively improve stability and reliability, reduces security risk.
Optionally, as shown in figure 4, valve body 1 can have the first mounting portion 11, universal driving shaft 41 can run through the first mounting portion
11, baffle ring 411 can be equipped on universal driving shaft 41, reset spring 42 can be supported only between the first mounting portion 11 and baffle ring 411.
Specifically, as shown in figure 4, being formed with through hole in the first mounting portion 11, the interval of baffle ring 411 is provided with the first mounting portion 11
Right side, reset spring 42 are set on universal driving shaft 41 and between the first mounting portion 11 and baffle rings 411.On the one hand, first
Mounting portion 11 can provide limit for universal driving shaft 41, avoid universal driving shaft 41 that radial displacement occurs, improve stablize to a certain extent
Property, on the other hand, reset spring 42 can provide restoring force for universal driving shaft 41, so that the reliability of thermostatic valve 100 is higher, safety is hidden
Trouble further decreases.
In some embodiments, as shown in Fig. 2, linkage unit 4 further include: water valve linkage disk 43 and buffering linkage head 44,
Water valve linkage disk 43 can be located at one end of universal driving shaft 41, and water valve linkage disk 43 can be connected with water valve core 2, in water valve core
2 mobile regulating water flows and gas valve core 3 move when driving universal driving shaft 41 mobile, to assist realizing that water flow adjusting is gentle
The synchronization that strength is adjusted, conducive to water termostat is realized out.Buffering linkage head 44 can be located at the other end of universal driving shaft 41 (for example, figure
The left end shown), and buffer linkage head 44 and can be connected respectively with valve body 1 and gas valve core 3, realize universal driving shaft 41 and gas valve core 3
Connection.Meanwhile buffering linkage head 44 can provide buffering for the active force between gas valve core 3 and universal driving shaft 41, avoid the short time
Over-large displacement occurs for interior universal driving shaft 41.In addition, the water valve linkage disk 43 for being formed as disk body can also be water valve core 2, especially bullet
Property diaphragm 23 uniform driving force is provided, preventing elastic diaphragm 23 because local pressure is excessive, to occur tearing damaged, reliability and
Stability is further promoted.
As shown in Figure 1 and Figure 4, buffering linkage head 44 may include: the first lid 441, the second lid 442 and driving spring
443.First lid 441 can be set in the other end (that is, left end of diagram) of universal driving shaft 41, and the second lid 442 can be with gas
Spool 3 is connected, and the second lid 442 can be spaced with the first lid 441 and be arranged, and the both ends of driving spring 443 can be respectively with the
One lid 441 is connected with the second lid 442.When universal driving shaft 41 moves right as a result, the first lid 441 is pushed to move right, the
During one lid 441 is mobile, compressible drive spring 443, driving spring 443 provides buffer function, and pushes the second lid
Body 442 moves right, so that gas valve core 3 be driven to increase the aperture of gas channel 10b, increases throughput;And when universal driving shaft 41 to
When moving left, under the collective effect of feedback spring 33 and driving spring 443, gas valve core 3 is moved to the left, and crosses gas channel 10b's
Aperture reduces, and can reduce throughput.It is simple and compact for structure, good buffer effect, can for realize gas flow and water flow or
The synchronous adjustment of hydraulic pressure provides effective auxiliary, improves the temperature uniformity of leaving water temperature, is not only convenient for user's adjusting, and can be with
High water usage comfort is mentioned, security risk can also be effectively reduced.
Gas heater according to an embodiment of the present invention, including thermostatic valve according to the above embodiment of the present invention 100.
Gas heater according to an embodiment of the present invention, by the way that thermostatic valve 100 according to the above embodiment of the present invention is arranged,
Runoff investigation and the linkage that tolerance is adjusted may be implemented, convenient for adjusting, conducive to water termostat is realized out, can be improved comfortable with water
Property, and can reduce security risk.
With reference to the accompanying drawing by taking thermostatic valve 100 is applied to gas heater as an example, detailed description has for one according to the present invention
The adjustment process of the thermostatic valve 100 of body embodiment.
As Figure 1-Figure 4, thermostatic valve 100 accord to a specific embodiment of that present invention include: valve body 1, water valve core 2,
Gas valve core 3 and linkage unit 4, adjusting nut 5, the first solenoid valve 6, second solenoid valve 7, microswitch 8 and moving contact 9.Wherein,
Water passage 10a is formed in valve body 1 and crosses gas channel 10b, and water passage 10a has water inlet 101 and water outlet 102, crosses gas
Channel 10b has air inlet 103 and gas outlet 104.Linkage unit 4 includes universal driving shaft 41, reset spring 42, water valve linkage disk 43
Link head 44 with buffering, buffering linkage head 44 can by the first lid 441, the second lid 442 and respectively with the first lid 441 and the
The connected driving spring 443 of two lids 442 forms.Water valve core 2 includes that water flow adjusts ring 21, water flow adjusting rod 22, elasticity
Diaphragm 23 and adjustment spring 24.Gas valve core 3 includes throughput adjusting rod 31, diaphragm 32 and feedback spring 33.
Link respectively with water valve disk 43 and the first lid 441 of 41 both ends of universal driving shaft is connected, water valve link disk 43 with it is elastic every
Film 23 is in close contact, and the left side of the first lid 441 is sequentially installed with driving spring 443, the gentle flow control rod 31 of diaphragm 32, gas
Flow control rod 31 is equipped with valve 34, and the left side of valve 34 is equipped with feedback spring 33, and adjusting nut 5 and feedback spring 33 are tight
Contiguity touching, adjusts adjusting nut 5, the decrement of fine-tuning feedback spring 33.
When thermostatic valve 100 works, water flow flows into water passage 10a from water inlet 101, and 23 two sides of elastic diaphragm form pressure
Difference, water pressure pushing elastic diaphragm 23 and water valve linkage disk 43 are moved to the left, and water valve linkage disk 43 pushes universal driving shaft 41 to be moved to the left,
The moving contact 9 being located on universal driving shaft 41 touches microswitch 8, and microswitch 8 controls the first solenoid valve 6 and second solenoid valve 7 is beaten
It opens, so that combustion gas was able to enter gas channel 10b.Universal driving shaft 41 drives 441 compressible drive spring 443 of the first lid simultaneously,
The collective effect downstream amount adjusting rod 31 of driving spring 443 and feedback spring 33 is moved to the left, 34 stress of valve sidesway to the left
It is dynamic to open, it crosses gas channel 10b and is opened.
It, can be with the variation of air pressure since valve 34 is under the collective effect of diaphragm 32, driving spring 443 and feedback spring 33
Along the axial to micro distance is moved of universal driving shaft 41, dynamic controls the aperture of throughput adjustment hole 310, so as to realize pressure stabilizing
Effect.
When gas water heater working, user can set required initial leaving water temperature by operating adjusting nut 5.It uses
In the process, when user's increase water flow or external water pressure become larger, the pressure that elastic diaphragm 23 is subject to becomes larger therewith, elastic diaphragm 23
Water valve linkage disk 43 and the first lid 441 is pushed to move micro distance to the left, the aperture of throughput adjustment hole 310 becomes larger, combustion
Throughput increases;Conversely, if when user reduces water flow or external water pressure and becomes smaller in use process, pressure that elastic diaphragm 23 is subject to
Power becomes smaller therewith, controls universal driving shaft 41 and the first lid 441 along universal driving shaft 41 axially to the right by the water valve disk 43 that links,
So that the feedback spring 33 between adjusting nut 5 and valve 34 restores to the original state, in the common of feedback spring 33 and reset spring 42
Under effect, throughput adjusting rod 31 moves right micro distance, and the aperture that valve 34 controlled gas channel 10b becomes smaller, combustion gas stream
Amount is reduced.
Hereby it is achieved that throughput adjusts the linkage adjusted with water flow, gas flow and water flow or hydraulic pressure are realized
It is synchronous increase and synchronous reduction, to make effluent temperature constancy in initial temperature set by user, be not only simple in structure it is compact,
Convenient for adjusting, can be improved with water comfort level, and adjustment process is not necessarily to detecting element part and control element, i.e. thermostatic valve 100
It is configured to constant temperature mechanical valve, low in cost, movement is timely, sensitive, and high reliablity, stability is good, and it is hidden can to effectively reduce safety
Suffer from.
Other of gas heater according to an embodiment of the present invention are constituted and are operated for those of ordinary skill in the art
For be all it is known, be not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (13)
1. a kind of thermostatic valve characterized by comprising
Valve body, the valve body is interior to be formed the water passage being connected to and crosses gas channel, and the water passage is with water inlet and water outlet
Mouthful, the gas channel of crossing has air inlet and air outlet;
Water valve core, the water valve core are movably arranged at the aperture that the water passage is adjusted on the valve body;
Gas valve core, the gas valve core are movably arranged on the valve body to adjust the aperture for crossing gas channel;
Linkage unit, the linkage unit be movably mounted on the valve body and respectively with the water valve core and the air valve
Core is connected so that the gas valve core and the water valve core synchronizing moving.
2. according to claim 1 the thermostatic valve, which is characterized in that the aperture of the water passage is in the water valve core
When adjusting lower increase, the gas valve core is moved synchronously with the water valve core under the drive of the linkage unit to increase the mistake
The aperture in gas channel.
3. according to claim 2 the thermostatic valve, which is characterized in that the linkage unit includes:
Universal driving shaft, the universal driving shaft be movably mounted in the valve body and both ends respectively with the water valve core and the air valve
Core is connected;
Reset spring, the reset spring are set on the universal driving shaft, and the reset spring acts on institute by own resilient
Universal driving shaft is stated, to be that the water valve core closes the water passage and the gas valve core closes the mistake by the universal driving shaft
Gas channel provides driving force.
4. according to claim 3 the thermostatic valve, which is characterized in that the valve body has the first mounting portion, the linkage
Axis runs through first mounting portion, and the universal driving shaft is equipped with baffle ring, and the reset spring is only against first mounting portion
Between the baffle ring.
5. according to claim 3 the thermostatic valve, which is characterized in that the linkage unit further include:
Water valve linkage disk, the water valve linkage disk are located at one end of the universal driving shaft and are connected with the water valve core;
Buffering linkage head, it is described buffering linkage head be located at the universal driving shaft the other end and respectively with the valve body and the air valve
Core is connected.
6. according to claim 5 the thermostatic valve, which is characterized in that the buffering head that links includes:
First lid, first lid are set in the other end of the universal driving shaft;
Second lid, second lid are connected with the gas valve core and are arranged with first lid interval;
Driving spring, the both ends of the driving spring are connected with first lid and second lid respectively.
7. according to claim 1 the thermostatic valve, which is characterized in that the water valve core includes:
Water flow adjusts ring, and the water flow adjusts ring and is located on the valve body and is located in the water passage, the water flow
Amount adjusts water flow adjustment hole of the ring composition between the water inlet and the water outlet;
Water flow adjusting rod, the water flow adjusting rod and the water flow adjust ring and movably cooperate to adjust the water flow
Measure the aperture of adjustment hole;
Elastic diaphragm, the elastic diaphragm be located in the water passage and respectively with the linkage unit and the water flow tune
Pole is connected;
Adjustment spring, the adjustment spring are compressed in the water flow and adjust between ring and the water flow adjusting rod.
8. according to claim 1 the thermostatic valve, which is characterized in that be configured on the valve body and execute hole, the air valve
Core includes:
Throughput adjusting rod, the air-flow adjusting rod are equipped with the throughput tune between the air inlet and the gas outlet
Knothole, the throughput adjusting rod movably passes through the execution hole and is often only against on the edge for executing hole, described
Throughput adjusting rod adjusts the aperture of the throughput adjustment hole by the active force at the edge for executing hole;
Diaphragm, the diaphragm be located at it is described cross gas channel in and respectively with the linkage unit and the throughput adjusting rod phase
Even;
Feedback spring, the feedback spring are located between the valve body and the throughput adjusting rod and divide with the linkage unit
Not Wei Yu the throughput adjusting rod two sides.
9. thermostatic valve according to claim 8, which is characterized in that the throughput adjusting rod is described equipped with being often only against
The valve on the edge in hole is executed, the surface of the valve being often only against on the edge for executing hole is configured to described
Execute hole arcwall face outstanding.
10. thermostatic valve according to claim 8, which is characterized in that further include:
Air pressure adjustment part, the air pressure adjustment part are movably mounted on the valve body and are connected with the feedback spring to adjust
Save the maximum opening of the air-flow adjustment hole.
11. thermostatic valve according to claim 10, which is characterized in that the air pressure adjustment part is adjusting nut.
12. according to claim 1 the thermostatic valve, which is characterized in that further include:
First solenoid valve, first solenoid valve are located at the air inlet to open or close the air inlet;
Second solenoid valve, the second solenoid valve are located at the gas outlet to open or close the gas outlet;
Microswitch, the microswitch are connected respectively to control first electricity with first solenoid valve and second solenoid valve
Magnet valve and second solenoid valve movement;
Moving contact, the moving contact is located on the linkage unit and with linkage unit movement, when the water valve core is opened
When the water passage, the microswitch, which is touched by the moving contact and controlled first solenoid valve, opens the air inlet
Mouth, the control second solenoid valve open the gas outlet.
13. a kind of gas heater, which is characterized in that including thermostatic valve described according to claim 1 any one of -12.
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CN201710400825.6A CN108980416B (en) | 2017-05-31 | 2017-05-31 | Thermostatic valve and gas water heater with same |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110345307A (en) * | 2019-07-05 | 2019-10-18 | 广东万家乐燃气具有限公司 | A kind of water valve, faucet assembly |
CN112880200A (en) * | 2019-11-29 | 2021-06-01 | 芜湖美的厨卫电器制造有限公司 | Water flow sensor and water heater |
CN110345307B (en) * | 2019-07-05 | 2024-05-03 | 广东万家乐燃气具有限公司 | Water valve and water tap assembly |
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