CN109488776A - Water heater - Google Patents
Water heater Download PDFInfo
- Publication number
- CN109488776A CN109488776A CN201710818915.7A CN201710818915A CN109488776A CN 109488776 A CN109488776 A CN 109488776A CN 201710818915 A CN201710818915 A CN 201710818915A CN 109488776 A CN109488776 A CN 109488776A
- Authority
- CN
- China
- Prior art keywords
- hole
- porcelain piece
- shaft
- dynamic porcelain
- valve
- 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
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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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/04—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members
- F16K3/06—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
- F16K27/045—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members with pivotal obturating members
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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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
-
- 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
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
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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
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
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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
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/18—Water-storage heaters
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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
- F24H9/16—Arrangements for water drainage
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Multiple-Way Valves (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The invention discloses a kind of water heaters, comprising: the liner with sewage draining exit；Blowdown valve, blowdown valve are installed on liner and are connected to form out water passage with sewage draining exit, and blowdown valve includes: valve body；Spool, spool include: fixed porcelain piece and dynamic porcelain piece, and fixed porcelain piece has first through hole, and dynamic porcelain piece has the second through-hole；Valve deck, valve deck have support division, and support division is connected to dynamic porcelain piece to apply pressing force to dynamic porcelain piece and fixed porcelain piece, and valve deck has the third through-hole through valve deck upper and lower surface；Shaft, shaft wears third through-hole, and one end of shaft exposes to the lower end surface of valve deck, and the other end of shaft has first connecting portion, and dynamic porcelain piece is equipped with the second connecting portion cooperated with first connecting portion；Driving assembly.The structure of the water heater of the embodiment of the present invention, the blowdown valve is simple, and blowdown process is easy to operate and realize.
Description
Technical field
The present invention relates to fields of home appliance technology, and in particular, to a kind of water heater.
Background technique
Water heater in use, is easy to produce sediment, and water heater filth-discharging effect in the related technology is poor, blowdown
Valve is inconvenient to use.
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 water heater, the blowdown valve blowdown of the water heater is convenient, simply and is easily achieved.
Water heater according to an embodiment of the present invention, comprising: the liner with sewage draining exit；Blowdown valve, the blowdown valve installation
It is connected to form out water passage on the liner and with the sewage draining exit, the blowdown valve includes: valve body；Spool, the spool
It include: fixed porcelain piece and dynamic porcelain piece, which has first through hole, which has the second through-hole, and fixed porcelain piece not can be rotated
Ground is installed in valve body, and dynamic porcelain piece is rotationally installed in valve body, and fixed porcelain piece and dynamic porcelain piece are in contact with each other to loaded in valve body；
Valve deck, the valve deck have support division, which, which is connected to, states dynamic porcelain piece to apply pressing force to dynamic porcelain piece and fixed porcelain piece, are somebody's turn to do
Valve deck has the third through-hole through valve deck upper and lower surface；Shaft, the shaft wear the third through-hole, and the one of the shaft
End exposes to the lower end surface of valve deck, the other end of shaft has a first connecting portion, and dynamic porcelain piece is equipped with to be cooperated with first connecting portion
Second connecting portion；One end connection of driving assembly, the driving assembly and shaft is rotated with drive shaft, so that dynamic porcelain piece be driven to exist
Switch between first position and the second position, when dynamic porcelain piece is located at the first position, the first through hole of fixed porcelain piece and dynamic porcelain
When second through-hole of piece is completely coincident, out water passage be connected, when dynamic porcelain piece is located at the second position, the first through hole of fixed porcelain piece and
Second through-hole of dynamic porcelain piece is staggered, and water passage disconnects out.
Water heater according to an embodiment of the present invention, by being arranged and dynamic porcelain piece and driving assembly in the third through-hole of valve deck
The shaft of connection is rotated that dynamic porcelain piece is driven to rotate synchronously by driving assembly drive shaft, to change first through hole and second
The mated condition of through-hole, and then realize the water passage that is turned on or off out, the structure of the blowdown valve is simple, and blowdown process is easily operated
And realization.
Water heater according to an embodiment of the present invention can also have following technical characteristic:
In some embodiments of the invention, the driving component is used and is driven by electricity.
In some embodiments of the invention, the blowdown valve is lower water-outlet type.
In some embodiments of the invention, water outlet is formed on the valve deck, described the first of the fixed porcelain piece is logical
When second through-hole of hole and the dynamic porcelain piece is completely coincident, the water outlet is connected with second through-hole.
In some embodiments of the invention, the shaft has fourth hole, and the fourth hole and the third are logical
Hole coaxial arrangement, the outer peripheral surface of the shaft are bonded with the circumferential surface of the third through-hole, the first through hole and dynamic porcelain piece of fixed porcelain piece
The second through-hole when being completely coincident, the second through-hole is connected to fourth hole.
In some embodiments of the invention, the end of the other end of the shaft is formed with the cavity knot being open upwards
The bottom surface of structure, the cavity body structure is mutually abutted with the support division of valve deck, and the top surface of cavity body structure is bonded with the lower surface of dynamic porcelain piece,
When water passage is connected out, the chamber of cavity body structure is connected to the second through-hole and fourth hole respectively.
In some embodiments of the invention, the blowdown valve is side water-outlet type, and the peripheral wall of the valve body is formed through
The peripheral wall of valve body and the water outlet being connected to the second through-hole, shaft close third through-hole.
In some embodiments of the invention, the end of the other end of the shaft is formed with the cavity knot being open upwards
The bottom surface of structure, the cavity body structure is mutually abutted with the support division of valve deck, and the top surface of cavity body structure is bonded with the lower surface of dynamic porcelain piece,
When water passage is connected out, the chamber of cavity body structure is communicated with water outlet and the second through-hole.
In some embodiments of the invention, the cavity body structure includes: bottom plate, top plate and is set between bottom plate and top plate
Connector, deflector hole is formed between the connector, the first through hole of fixed porcelain piece and the second through-hole of dynamic porcelain piece are completely heavy
When conjunction, deflector hole and water outlet face.
In some embodiments of the invention, the bottom surface of the cavity body structure and the valve deck are equipped with gasket, the gasket
It is sheathed in shaft.
In some embodiments of the invention, the first connecting portion and the second connecting portion one of them be protrusion,
Another is groove, which is embedded in groove so that shaft drives dynamic porcelain piece to rotate synchronously.
In some embodiments of the invention, the second connecting portion is formed in the peripheral wall of the dynamic porcelain piece porcelain.
In some embodiments of the invention, the second connecting portion is formed in the bottom of the dynamic porcelain piece.
In some embodiments of the invention, the driving component has driving motor and transmission mechanism, the driving motor
It is rotated by transmission mechanism drive shaft.
In some embodiments of the invention, the transmission mechanism is gear drive, which includes:
The motor axis connection of driving gear, the driving gear and driving motor；One end of driven gear, the driven gear and shaft connects
And it is intermeshed with driving gear.
In some embodiments of the invention, the driving component further include: shell, the shell include: upper housing, institute
It states upper housing to be installed on valve body and open wide downwards, the driving motor is installed in shell；Lower case, the lower case connection
Run through lower case for closing the upper housing, the motor shaft of the driving motor in upper housing, driving gear is connected to motor
Axis and the lower surface for being located at lower case.
In some embodiments of the invention, the driving component further include: gear cap, the gear cap are connected to valve body
Bottom with lower case is to limit the accommodating chamber for accommodating driving gear and driven gear.
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 structural schematic diagram of water heater according to an embodiment of the present invention；
Fig. 2 is the perspective view of blowdown valve according to some embodiments of the invention；
Fig. 3 is the cross-sectional view of blowdown valve according to some embodiments of the invention；
Fig. 4 is the enlarged drawing in Fig. 3 at A；
Fig. 5 is the top view of blowdown valve according to some embodiments of the invention；
Fig. 6 is the explosive view of blowdown valve according to some embodiments of the invention；
Fig. 7 is the perspective view of valve shaft and driven gear according to some embodiments of the invention.
Appended drawing reference:
Water heater 100；
Liner 10；Intake antrum 11；Water inlet pipe 12；Outlet pipe 13；
Blowdown valve 20；
Valve body 21；Water inlet 211；Water outlet 212；
Spool 22；Fixed porcelain piece 221；First through hole 2211；Dynamic porcelain piece 222；Second through-hole 2221；Groove 2222；
Valve deck 23；Support division 231；Third through-hole 2311；
Shaft 24；Cavity body structure 241；Top plate 2411；Protrusion 24111；Connector 2412；Deflector hole 24121；Bottom plate
2413；
Driving assembly 25；Driving motor 251；Drive mechanism 252；Driving gear 2521；Driven gear 2522；Upper housing
253；Lower case 254；Gear cap 255；
Gasket 26.
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 ", "upper", "lower", "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 feature.In the description of the present invention, unless otherwise saying
Bright, the meaning of " plurality " is two or more.
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 mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Water heater 100 according to an embodiment of the present invention is described referring to Fig. 1-Fig. 7, as shown in Figure 1, the water heater 100
It include: liner 10, water inlet pipe 40, outlet pipe 50 and blowdown valve 20.
As shown in Figure 1, liner 10 limits water storage cavity 11, wherein liner 10 is equipped with to be connected with water storage cavity 11 and extraneous pipeline
Logical water inlet pipe 12, liner 10 are equipped with the outlet pipe 13 with water storage cavity 11 and extraneous pipeline connection, and the water outlet of outlet pipe 13 can
To connect with flusher with for users to use.
That is, water heater 100 in normal use, is intake by water inlet pipe 12, water heats it in water storage cavity 11
Afterwards, it is flowed out from outlet pipe 13.It is understood that cold water sinks since hot water is up walked, the water outlet of water inlet pipe 12 is usual
Lower than the input end of outlet pipe 13, to guarantee that outlet pipe 13 can discharge hot water always.Therefore, the water in water storage cavity 11 can not
It is emptied by outlet pipe 13.
It is understood that usually after used a period of time, the bottom of liner 10 can deposit largely water heater 100
Dirt necessarily will affect the water quality using water if can not clean out in time dirt, and then the skin for influencing user is strong
Health.
Therefore, the water heater 100 of the application passes through blowdown valve 20 by the way that blowdown valve 20 is arranged at the sewage draining exit of liner 10
The water of liner 10 is emptied, to achieve the purpose that update and cleaning liner 10.Wherein, blowdown valve 20 is met with what liner 10 was connect
The bottom surface less than or equal to liner 10 can be set into water end (W.E.) face, in this way, the messy substance of 10 bottom of liner is thorough with water flow
Drain to bottom, improves cleaning effect.
In some embodiments of the invention, as shown in connection with fig. 6 such as Fig. 3, blowdown valve 20 may include: valve body 21, spool
22, valve deck 23, shaft 24 and driving assembly 25.
Specifically, valve body 21 is the cylinder-like structure with water inlet 211 and water outlet 212, and spool 22 includes: fixed porcelain piece
221 and dynamic porcelain piece 222.Wherein, fixed porcelain piece 221 has first through hole 2211, and dynamic porcelain piece 222 has the second through-hole 2221, determines porcelain
Piece 221 is un-rotatably installed in valve body 21, and dynamic porcelain piece 222 is rotationally installed in valve body 21, fixed porcelain piece 221 and dynamic porcelain
Piece 222 is in contact with each other to loaded in valve body 21.
Valve deck 23 has support division 231, and support division 231 is connected to dynamic porcelain piece 222 with to dynamic porcelain piece 222 and fixed porcelain piece 221
Apply pressing force, valve deck 23 has the third through-hole 2311 through 23 upper and lower surface of valve deck.Shaft 24 wears third through-hole 2311,
And one end (lower end in such as Fig. 3) of shaft 24 exposes to the lower end surface of valve deck 23, the other end of shaft 24 is (upper in such as Fig. 3
End) there is first connecting portion, dynamic porcelain piece 222 is equipped with the second connecting portion 2222 cooperated with first connecting portion.
In other words, upward pressing force is applied to dynamic porcelain piece 222 and fixed porcelain piece 221 by valve deck 23, to limit dynamic porcelain
The freedom degree of piece 222 and fixed porcelain piece 221 in the axial direction, so that can be between 221 opposite face of dynamic porcelain piece 222 and fixed porcelain piece
It fits closely, improves the leakproofness between dynamic porcelain piece 222 and fixed porcelain piece 221.
Driving assembly 25 is connect with the rotation of drive shaft 24, to drive dynamic porcelain piece 222 first with one end of shaft 24
Switch between position and the second position, the first through hole 2211 of fixed porcelain piece 221 and the second through-hole 2221 weight completely of dynamic porcelain piece 222
When conjunction, water passage is connected out, when dynamic porcelain piece 222 is located at the second position, the first through hole 2211 and dynamic porcelain piece of fixed porcelain piece 221
222 the second through-hole 2221 is staggered, and water passage disconnects out.
I.e. shaft 24 exposes to part and 25 phase of driving assembly of 23 lower end surface of valve deck through the upper and lower end face of valve deck 23
Even, it is rotated by 25 drive shaft 24 of driving assembly, since first connecting portion and second connecting portion cooperate, so that shaft 24
Dynamic porcelain piece 222 can be driven to rotate synchronously in rotation process, and then change the cooperation of first through hole 2211 and the second through-hole 2221
State realizes the control to water passage on-off out.
Wherein, dynamic porcelain piece 222 is located at the case where first position, and water passage is fully turned on out, at this point, blowdown valve 20 goes out
Water is maximum；Dynamic porcelain piece 222 is located at the case where second position, and water passage is disconnected out, at this point, blowdown valve 20 is not discharged；Dynamic porcelain
The case where piece 222 is between first position and second, first through hole 2211 partially overlap with the second through-hole 2221, and part is wrong
It opens, water passage is partly open out, at this point, the water yield of blowdown valve 20 is less than maximum water yield.
Water heater 100 according to an embodiment of the present invention as a result, by being arranged in the third through-hole 2311 of valve deck 23 and moving
The shaft 24 that tile 222 and driving assembly 25 connect is rotated to drive dynamic porcelain piece 222 same by 25 drive shaft 24 of driving assembly
Step rotation to change the mated condition of first through hole 2211 and the second through-hole 2221, and then realizes the water passage that is turned on or off out,
The structure of the blowdown valve 20 is simple, and blowdown process is easy to operate and realize.
In alternative embodiment, driving assembly 25 is rotated using being driven by electricity by being driven by electricity shaft 24, so that
The opening and closing of blowdown valve 20 is simpler, and user uses more easily.
In some embodiments of the invention, blowdown valve 20 is lower water-outlet type.Pass through row from the water flow that sewage draining exit flows out
The water inlet 211 of dirty valve 20 enters in valve body 21, first through hole 2211 and the second through-hole 2221 is then sequentially passed through, finally from valve
It flows out the bottom of body 21.
In some alternative embodiments, it is formed with water outlet 212 on valve deck 23, the first through hole 2211 of fixed porcelain piece 221 and dynamic
When second through-hole 2221 of tile 222 is completely coincident, water outlet 212 and the second through-hole 2221 are connected.
Wherein, first connecting portion and second connecting portion one of them be protrusion 24111, another is groove, protrusion 24111
It is embedded in groove so that shaft 24 drives dynamic porcelain piece 222 to rotate synchronously.
In further alternative embodiment, second connecting portion 2222 is formed in the bottom of dynamic porcelain piece 222.Wherein, shaft 24 is set
In the center of valve deck 23, the central axis of shaft 24 is overlapped with the rotation center of dynamic porcelain piece 222 and fixed porcelain piece 221.Shaft
The end of 24 other end is equipped with the groove to lower recess, and the bottom centre of dynamic porcelain piece 222 has been downwardly extending protrusion
24111, protrusion 24111 protrudes into groove, so that the connection between shaft 24 and dynamic porcelain piece 222 is realized, in this way, shaft 24 is turning
Dynamic porcelain piece 222 can be driven to rotate during dynamic, to change the mated condition of first through hole 2211 and the second through-hole 2221.
In other alternative embodiments, shaft 24 has fourth hole (not shown go out), fourth hole and third through-hole
2311 coaxial arrangements, the outer peripheral surface of fourth hole are bonded with the inner peripheral surface of third through-hole 2311, the first through hole of fixed porcelain piece 221
2211 with the second through-hole 2221 of dynamic porcelain piece 222 when being completely coincident, and the second through-hole 2221 is connected to fourth hole.In other words, out
When water passage is switched on, water flow is successively passed through first through hole 2211, the second through-hole 2221 and fourth hole and is flowed downward out.
In further alternative embodiment, the end of the other end of shaft 24 is formed with cavity body structure 241, cavity body structure 241
Bottom surface mutually abutted with the support division 231 of valve deck 23, the top surface of cavity body structure 241 is bonded with the lower surface of dynamic porcelain piece 222, out
When water passage is connected, the chamber of cavity body structure 241 is connected to the second through-hole 2221 and fourth hole respectively.That is, valve deck
23 abutting part contact is applied to dynamic porcelain piece 222 by the top surface of cavity body structure 241 and is compressed in the bottom surface of cavity body structure 241
Power, so that dynamic porcelain piece 222 and fixed porcelain piece 221 mutually recline.
The case where the first through hole 2211 of fixed porcelain piece 221 and the second through-hole 2221 of dynamic porcelain piece 222 are staggered, chamber and the
Two through-holes 2221 are not connected to；It is completely coincident in the first through hole 2211 of fixed porcelain piece 221 and the second through-hole 2221 of dynamic porcelain piece 222
Situation, chamber is connected to the second through-hole 2221, after water flow flows into chamber, is flowed downward and is discharged by fourth hole direction.
In still other embodiments of the present invention, as shown in Figures 2 and 3, blowdown valve 20 is side water-outlet type, and water outlet 212 passes through
It wears the peripheral wall of valve body 21 and is connected to the second through-hole 2221, shaft 24 closes third through-hole 2311.First connecting portion and second connects
One of them is protrusion 24111 to socket part, another is groove 2222, and protrusion 24111 is embedded in groove 2222 so that shaft
24 drive dynamic porcelain piece 222 to rotate synchronously.I.e. valve deck 23 and shaft 24 close the bottom of valve body 21, out the feelings of water passage conducting
Condition, water flow are discharged from the side wall of valve body 21.
In some alternative embodiments, as shown in Fig. 4, Fig. 6 and Fig. 7, the end of the other end of shaft 24 is formed with cavity knot
The bottom surface of structure 241, cavity body structure 241 is mutually abutted with the support division 231 of valve deck 23, the top surface of cavity body structure 241 and dynamic porcelain piece
222 lower surface fitting, when water passage is connected out, chamber and 2221 phase of water outlet 212 and the second through-hole of cavity body structure 241
It is logical.That is, the abutting part contact of valve deck 23 is in the bottom surface of cavity body structure 241, and by the top surface of cavity body structure 241 to dynamic
Tile 222 applies pressing force, so that dynamic porcelain piece 222 and fixed porcelain piece 221 mutually recline.
In further alternative embodiment, cavity body structure 241 includes: bottom plate 2413, top plate 2411 and is set to 2413 and of bottom plate
Connector 2412 between top plate 2411 is formed with deflector hole 24121, the first through hole of fixed porcelain piece 221 on connector 2412
2211 with the second through-hole 2221 of dynamic porcelain piece 222 when being completely coincident, deflector hole 24121 and 212 face of water outlet.
In further optional implementation example, second connecting portion 2222 is formed in the peripheral wall of dynamic porcelain piece 222.Specifically, top plate
2411 be cyclic annular plate body, and the upper surface of top plate 2411, which upwardly extends, is formed with protrusion 24111, and the peripheral wall of dynamic porcelain piece 222 is formed with
The groove 2222 of 24111 cooperation of protrusion.When protrusion 24111 is embedded in groove 2222, the lower surface of dynamic porcelain piece 222 fits in top plate
2411 upper surface, the abutting part of valve deck 23 stops the lower surface for being butted on bottom plate 2413, thus by dynamic porcelain piece 222 and fixed porcelain piece 221
Compress fitting.
In a specific embodiment, as shown in Fig. 3 combination Fig. 4 and Fig. 6, bottom surface and the valve deck 23 of cavity body structure 241 are set
There is gasket 26, gasket 26 is sheathed in shaft 24.That is, the not direct lower surface with bottom plate 2413 of the abutting part of valve deck 23
Contact thus, it is possible to reduce the frictional force between valve deck 23 and bottom plate 2413, and then reduced in 24 rotation process of shaft
Drive shaft 24 rotates required torque, so that blowdown valve 20 is more easier to open or close.
Wherein, the projection in the horizontal direction of gasket 26 covers the projection in the horizontal direction of third through-hole 2311.In this way, can be with
Fit clearance outflow of the water between shaft 24 and third through-hole 2311 is prevented, the leakproofness of blowdown valve 20 is improved.
In still other embodiments of the present invention, driving assembly 25 has driving motor 251 and transmission mechanism 252, driving electricity
Machine 251 is rotated by 252 drive shaft 24 of transmission mechanism.
In some alternative embodiments, transmission mechanism 252 is gear drive, and gear transmission structure 252 includes: driving tooth
Wheel 2521 and driven gear 2522, the motor axis connection of driving gear 2521 and driving motor 251；Driven gear 2522 and shaft
24 one end connects and is intermeshed with driving gear 2521.Wherein, the section of the other end of shaft 24 can be rectangular, passively
Square hole can be equipped on gear 2522, in this way, the stability connected between shaft 24 and driven gear 2522 can be improved.
It is understood that above-described embodiment is only illustrative, and it is not limiting the scope of the invention, transmission
Mechanism 252 or belt gear.
In further alternative embodiment, as shown in fig. 6, driving assembly 25 can also include: shell.Shell may include:
Upper housing 253 and lower case 254.Upper housing 253 is installed on valve body 21 and opens wide downwards, and driving motor 251 is installed on shell
It is interior.Lower case 254 is connected to upper housing 253 and runs through lower case for closing upper housing 253, the motor shaft of driving motor 251
254, driving gear 2521 is connected to motor shaft and is located at the lower surface of lower case 254.
In further optional implementation example, as shown in fig. 6, driving assembly 25 further include: gear cap 255, gear cap 255 connect
The bottom of valve body 21 and lower case 254 is connected to limit the receiving for accommodating driving gear 2521 and driven gear 2522
Chamber.To avoid driving gear 2511 and driven gear 2512 exposed, the safety that blowdown valve 20 uses is improved.
100 device of hot water according to an embodiment of the present invention other constitute and operate for those of ordinary skill in the art and
It says it is all known, is 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 (17)
1. a kind of water heater characterized by comprising
Liner with sewage draining exit；
Blowdown valve, the blowdown valve are installed on liner and are connected to form out water passage with sewage draining exit,
The blowdown valve includes:
Valve body；
Spool, the spool include: fixed porcelain piece and dynamic porcelain piece, which has first through hole, which has second to lead to
Hole, fixed porcelain piece are un-rotatably installed in valve body, and dynamic porcelain piece is rotationally installed in valve body, and fixed porcelain piece and dynamic porcelain piece are each other
Contact is supported loaded in valve body；
Valve deck, the valve deck have support division, which, which is connected to, states dynamic porcelain piece to apply compression to dynamic porcelain piece and fixed porcelain piece
Power, the valve deck have the third through-hole through valve deck upper and lower surface；
Shaft, the shaft wear the third through-hole, and one end of the shaft exposes to the lower end surface of valve deck, shaft it is another
End has first connecting portion, and dynamic porcelain piece is equipped with the second connecting portion cooperated with first connecting portion；
One end connection of driving assembly, the driving assembly and shaft is rotated with drive shaft, to drive dynamic porcelain piece at first
It sets and switches between the second position, when dynamic porcelain piece is located at the first position, the of the first through hole of fixed porcelain piece and dynamic porcelain piece
When two through-holes are completely coincident, water passage is connected out, when dynamic porcelain piece is located at the second position, the first through hole and dynamic porcelain piece of fixed porcelain piece
The second through-hole be staggered, out water passage disconnect.
2. water heater according to claim 1, which is characterized in that the driving component is used and is driven by electricity.
3. water heater according to claim 1, which is characterized in that the blowdown valve is lower water-outlet type.
4. water heater according to claim 3, which is characterized in that be formed with water outlet, the fixed porcelain piece on the valve deck
First through hole and the second through-hole of dynamic porcelain piece when being completely coincident, the water outlet is connected with the second through-hole.
5. water heater according to claim 3, which is characterized in that the shaft has fourth hole, the fourth hole
It is coaxially disposed with third through-hole, the outer peripheral surface of shaft is bonded with the circumferential surface of third through-hole, the first through hole and dynamic porcelain piece of fixed porcelain piece
The second through-hole when being completely coincident, the second through-hole is connected to fourth hole.
6. water heater according to claim 5, which is characterized in that the end of the other end of the shaft is formed with spacious upwards
The bottom surface of the cavity body structure opened, the cavity body structure is mutually abutted with the support division of valve deck, the top surface of cavity body structure and dynamic porcelain piece
Lower surface fitting, when water passage is connected out, the chamber of cavity body structure is connected to the second through-hole and fourth hole respectively.
7. water heater according to claim 1, which is characterized in that the blowdown valve is side water-outlet type, the week of the valve body
The water outlet that wall is formed through the peripheral wall of valve body and is connected to the second through-hole, shaft close third through-hole.
8. water heater according to claim 7, which is characterized in that the end of the other end of the shaft is formed with spacious upwards
The bottom surface of the cavity body structure opened, the cavity body structure is mutually abutted with the support division of valve deck, the top surface of cavity body structure and dynamic porcelain piece
Lower surface fitting, when water passage is connected out, the chamber of cavity body structure is communicated with water outlet and the second through-hole.
9. water heater according to claim 8, which is characterized in that the cavity body structure include: bottom plate, top plate and be set to bottom
Connector between plate and top plate, is formed with deflector hole between the connector, and the of the first through hole of fixed porcelain piece and dynamic porcelain piece
When two through-holes are completely coincident, deflector hole and water outlet face.
10. water heater according to claim 8, which is characterized in that the bottom surface of the cavity body structure and valve deck are equipped with gasket,
Gasket is sheathed in shaft.
11. water heater described in -10 any one according to claim 1, which is characterized in that the first connecting portion and described
One of them is protrusion to two interconnecting pieces, another is groove, which is embedded in groove so that shaft drives dynamic porcelain piece same
Step rotation.
12. water heater according to claim 11, which is characterized in that the second connecting portion is formed in the dynamic porcelain piece
Peripheral wall.
13. water heater according to claim 11, which is characterized in that the second connecting portion is formed in the dynamic porcelain piece
Bottom.
14. water heater described in -10 or 12-13 any one according to claim 1, which is characterized in that the driving component tool
There are driving motor and transmission mechanism, which is rotated by transmission mechanism drive shaft.
15. water heater according to claim 14, which is characterized in that the transmission mechanism is gear drive, the tooth
Taking turns drive mechanism includes:
The motor axis connection of driving gear, the driving gear and driving motor；
One end of driven gear, the driven gear and shaft connects and is intermeshed with driving gear.
16. water heater according to claim 15, which is characterized in that the driving component further include: shell, the shell
Include:
Upper housing, the upper housing are installed on valve body and open wide downwards, and the driving motor is installed in shell；
Lower case, the lower case are connected to upper housing for closing the upper housing, and the motor shaft of the driving motor runs through
Lower case, driving gear are connected to motor shaft and are located at the lower surface of lower case.
17. water heater according to claim 16, which is characterized in that the driving component further include: gear cap, the tooth
Wheel cap is connected to the bottom of valve body and lower case to limit the accommodating chamber for accommodating driving gear and driven gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818915.7A CN109488776B (en) | 2017-09-12 | 2017-09-12 | water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818915.7A CN109488776B (en) | 2017-09-12 | 2017-09-12 | water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109488776A true CN109488776A (en) | 2019-03-19 |
| CN109488776B CN109488776B (en) | 2023-10-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710818915.7A Active CN109488776B (en) | 2017-09-12 | 2017-09-12 | water heater |
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| Country | Link |
|---|---|
| CN (1) | CN109488776B (en) |
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| CN2515469Y (en) * | 2001-12-19 | 2002-10-09 | 宋莲菁 | Electromechanical control valve |
| CN2545438Y (en) * | 2002-05-10 | 2003-04-16 | 文晖 | Ceramic valve |
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|---|---|
| CN109488776B (en) | 2023-10-13 |
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