CN106402430A - Control valve and water heater - Google Patents

Control valve and water heater Download PDF

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Publication number
CN106402430A
CN106402430A CN201610915247.5A CN201610915247A CN106402430A CN 106402430 A CN106402430 A CN 106402430A CN 201610915247 A CN201610915247 A CN 201610915247A CN 106402430 A CN106402430 A CN 106402430A
Authority
CN
China
Prior art keywords
valve block
valve
control valve
hole
block
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.)
Pending
Application number
CN201610915247.5A
Other languages
Chinese (zh)
Inventor
孙殿
王建军
尹忠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
Original Assignee
Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd filed Critical Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
Priority to CN201610915247.5A priority Critical patent/CN106402430A/en
Priority to PCT/CN2016/112530 priority patent/WO2018072320A1/en
Publication of CN106402430A publication Critical patent/CN106402430A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/072Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members
    • F16K11/074Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members with flat sealing faces

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multiple-Way Valves (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)

Abstract

The invention discloses a control valve. The control valve comprises a shell provided with a water inlet and a water outlet, and a water drain assembly contained in the shell. The water drain assembly comprises a first valve block, a second valve block and a through knob which are sequentially arranged from the water inlet to the water outlet and right face one another. The first valve block is provided with two first through holes, the second valve block is provided with two second through holes, and the through knob is connected with the second valve block and rotates to drive the second valve block to rotate to enable the two second through holes to communicate with the two first through holes correspondingly, so that two circulating channels are formed or the second through holes are disconnected from the first through holes. The invention further discloses a water heater provided with the control valve. According to the technical scheme, the control valve can be used for balancing the air pressure and guaranteeing smooth water drainage.

Description

Control valve and water heater
Technical field
The present invention relates to control valve and the water heater with this control valve.
Background technology
Existing control valve passage is mostly only one of which passage or through hole, is only used for realizing draining or water inlet, works as water When pressing through greatly or there is the impurity such as dirt in current, easily cause the blocking of circulation passage in control valve so that control valve can not be suitable Freely realize the function of draining or water inlet.
Content of the invention
The main object of the present invention is to provide a kind of control valve and water heater it is intended to solve control valve single channel hydraulic pressure injustice During weighing apparatus, current arrange the drawbacks of do not go out.
For achieving the above object, described control valve proposed by the present invention, including the shell with water inlet and outlet and It is partially housed in the drain assembly of described shell, described drain assembly is included from described water inlet to described outlet direction successively Just to the first valve block of setting, the second valve block and insertion knob, described first valve block offer two first through holes, described second Valve block offers two the second through holes, and described insertion knob is connected with described second valve block, by described insertion knob rotating band Dynamic described second valve block rotation is so that the second through hole described in two connect with first through hole para-position described in two is led to forming two and circulating Road or dislocation disconnect.
Preferably, first through hole described in two is centrosymmetric distribution with respect to center of rotation, and the second through hole described in two is relatively It is centrosymmetric distribution in center of rotation, the area of described first through hole is less than a quarter of described first valve block area, institute The area stating the second through hole is less than a quarter of described second valve block area, and described first valve block and described second valve block Equivalently-sized.
Preferably, described first through hole and described second through hole are fan-shaped pylone.
Preferably, described insertion knob is provided with several projections/grooves towards the second valve block side, and described second valve block sets There is the groove/land that several are mated with described projections/grooves, described raised and described groove engages.
Preferably, described first valve block periphery is provided with fixed block/fixing groove, described fixed block/fixing groove and described shell Fixing groove/fixed block be connected.
Preferably, dorsad described second valve block side is provided with insertion handle, described insertion handle one end to described insertion knob Connect described insertion knob, the other end exposes to described shell.
Preferably, it is additionally provided with sealing ring between described shell and described first valve block, described sealing ring both sides are respectively with outward Shell and described first valve block abut.
Preferably, described shell includes valve body and valve gap, and described valve body includes the first side wall and connects described the first side wall The bottom including second sidewall and connecting described second sidewall and described outlet with the stage portion of described water inlet, described valve gap Wall, described stage portion is abutted with described first valve block, and described diapire is abutted with described insertion knob, described the first side wall and described Second sidewall is threaded.
Preferably, described the first side wall is provided with and is centrosymmetric distribution with respect to center of rotation towards the side of described valve gap Two limited blocks, described insertion knob periphery be provided with according to center of rotation be centrosymmetric distribution and respectively be located at two described in limit Two blocks between the block of position.
The present invention also provides a kind of water heater, including blowdown interface and above-mentioned control valve, the water inlet of described control valve with Described blowdown interface connects.
In technical scheme, described first valve block of described control valve offer two first through holes, described Two valve blocks offer two described second through holes, and can drive turning of described second valve block by the rotation of described insertion knob Dynamic, when first through hole described in two with described in two, the second through hole para-position connects when, described control valve also just includes two passages, two In individual described passage, a passage leads in order to realize current, and another passage enables the circulation of air, and then can prevent from controlling The blockage problem that valve occurs because of air pressure.
Brief description
In order to be illustrated more clearly that the present embodiment or technical scheme of the prior art, below will be to embodiment or existing skill Art description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description are only the present invention Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis Structure shown in these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the perspective view of control valve of the present invention;
Fig. 2 is the decomposition texture schematic diagram of control valve of the present invention;
Fig. 3 is the decomposition texture schematic diagram of water heater of the present invention.
Drawing reference numeral explanation:
Label Title Label Title
100 Water heater 10 Control valve
30 Blowdown interface 50 Inner bag
11 Shell 111 Valve body
A Water inlet 1111 The first side wall
1113 Stage portion 1115 Limited block
113 Valve gap B Outlet
1131 Second sidewall 1133 Diapire
13 Drain assembly 131 First valve block
1311 First through hole 1313 Fixed block
133 Second valve block 1331 Second through hole
1333 Groove 135 Insertion knob
1351 Raised 1353 Handle
1355 Block 137 Sealing ring
The realization of the object of the invention, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
Below in conjunction with the accompanying drawing in the present embodiment, the technical scheme in the present embodiment is clearly and completely described, Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based in the present invention Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, Broadly fall into the scope of protection of the invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used for solving in the present embodiment Release the relative position relation between each part, motion conditions etc. under a certain particular pose (as shown in drawings), if this is specific When attitude changes, then directionality instruction also correspondingly changes therewith.
In addition, in the present invention such as relating to the description of " first ", " second " etc. is only used for describing purpose, and it is not intended that Indicate or imply its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", The feature of " second " can be expressed or implicitly include a this feature.In describing the invention, " multiple " are meant that Two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should be interpreted broadly, For example, " fixing " can be to be fixedly connected or be detachably connected, or integral;Can be mechanically connected or Electrical connection;Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can be the connection or two of two element internals The interaction relationship of individual element, limits unless otherwise clear and definite.For the ordinary skill in the art, can basis Concrete condition understands above-mentioned term concrete meaning in the present invention.
In addition, the technical scheme between each embodiment of the present invention can be combined with each other, but must be general with this area Based on logical technical staff is capable of, will be understood that this when the combination appearance of technical scheme is conflicting or cannot realize The combination of technical scheme does not exist, also not within the protection domain of application claims.
The present invention proposes a kind of control valve.
Refer to Fig. 1 and Fig. 2, wherein, Fig. 1 is the perspective view of control valve of the present invention;Fig. 2 controls for the present invention The decomposition texture schematic diagram of valve.Described control valve 10 includes shell 11 and drain assembly 13;Described drain assembly 13 partial receipt In described shell 11.Described shell 11 includes water inlet A and water outlet B, described drain assembly 13 include from described water inlet A to Described water outlet B direction is successively just to the first valve block 131 of setting, the second valve block 133 and insertion knob 135, described first valve Piece 131 offers two first through holes 1311, and described second valve block 133 offers two the second through holes 1331, described insertion rotation Button 135 is connected with described second valve block 133, rotarily drives described second valve block 133 by described insertion knob 135 and rotates, with Make the second through hole 1331 described in two connect with first through hole described in two 1311 para-position to disconnect to form two circulation passages or dislocation.
In technical scheme, the water inlet A of described shell 11 and water outlet B two ends extrude described first valve block 131 and described insertion knob 135 to be close to described second valve block 133, and passage described in two is mutually led with described insertion knob 135 Logical, so that current will not produce the flow direction in addition to passage described in two it is ensured that rotating when by described drain assembly 13 Described insertion knob 135 drives described second valve block 133 rotation can play the effect adjusting described channel capacity.
Described second valve block 133 is close to and is formed rub towards the side of described first valve block 131 with described first valve block 131 Wipe and connect, the side of described second valve block 133 dorsad described first valve block 131 is connected with described insertion knob 135, described in rotation Insertion knob 135 is such that it is able to drive described second valve block 133 to rotate, thus producing friction with described first valve block 131.
In the present embodiment, the quantity of described passage is for two it is intended to solve to make because of only water outlet to during sealing space draining Become sealing space internal gas pressure not enough, the problem that current row does not go out.In this programme when carrying out draining to sealing space, one leads to Road is used for proper drainage for water stream channel, and another passage is used for equilibrium air pressure for gas channel.Solve in prior art and only deposit When being used for the passage realizing draining or water inlet for one, the air pressure of draining is uneven, and ambient pressure is excessive, and current can not arrange passage Problem, the present embodiment increases gas channel and is used for equilibrium air pressure, reaches the effect of smooth draining.
The material of described first valve block 131 and described second valve block 133 should be made up of wear-resisting, rustless material.This reality Apply in example, described first valve block 131 becomes ceramic valve plate with the Ceramics materials processing of described second valve block 133.Certainly, the present invention It is not limited to described first valve block 131 of described above and the material of the second valve block 133.
Preferably, first through hole 1311 described in two is centrosymmetric distribution with respect to center of rotation, the second through hole described in two 1331 are centrosymmetric distribution with respect to center of rotation, and the area of described first through hole 1311 is less than described first valve block 131 face Long-pending a quarter, the area of described second through hole 1331 is less than a quarter of described second valve block 133 area, and described the One valve block 131 is equivalently-sized with described second valve block 133.
In the present embodiment, described control valve 10 is loop configuration, and described first valve block 131 and described second valve block 133 are Two areas are identical and the circular valve block of coaxial rotating.The center of rotation of described first valve block 131 is described first valve block 131 The center of circle, the center of rotation of described second valve block 133 is the center of circle of described second valve block 133.It is in center pair with respect to center of rotation Distribution is claimed both to ensure that passage described in two can turn on additionally it is possible to make described in first through hole 1311 and two described in two second to lead to simultaneously Hole 1331 gradually expands with the rotation of described insertion knob 135, thus adjusting the flow of passage described in two.
When opening passage described in two, by described second through hole 1331 is rotated to complete with described first through hole 1311 The position overlapping, the now maximum flow of passage described in two;When closing passage described in two, described second through hole 1331 is rotated 90 degree.
The space of passage described in two is bigger, and the volume for impurity in effluent sewerage is also bigger, improves effluent sewerage The ability of middle impurity.
Preferably, described first through hole 1311 and described second through hole 1331 are fan-shaped pylone.
On the basis of a upper embodiment, described first through hole 311 and described second through hole 331 are designed as fan-shaped logical Hole, ensure that and make the logical of described first through hole 311 and described second through hole 331 while pathway closure described in two is tight The cross-sectional area that hole is formed reaches maximum, improves the ability of impurity in effluent sewerage.
Preferably, described insertion knob 135 is provided with several projections 1351 towards described second valve block 133 side, described Second valve block 133 is provided with the groove 1333 that several mate with described raised 1351, described raised 1351 with described groove 1333 Engaging;Or described insertion knob 135 is provided with several grooves towards described second valve block 133 side, described second valve block 133 sets There is the projection of several and described matching grooves, described raised and described groove engages.
In the present embodiment, described raised 1351 located at described insertion knob 135, and described groove 1333 is located at described second valve Piece 133.When rotating described insertion knob 135, described raised 1351 extrude described groove 1333 side inwall thus driving institute State the second valve block 133 and follow described insertion knob 135 and rotate together with, so that described second through hole 1331 and described first through hole 1311 gradually become dislocation from para-position connection disconnects, and plays the effect adjusting the flow of passage described in two.
Preferably, described first valve block 131 periphery is provided with fixed block 1313, described fixed block 1313 and described shell 11 Fixing groove (not shown) is connected;Or described first valve block 131 periphery is provided with fixing groove, described fixing groove and described shell 11 Fixed block be connected.
In the present embodiment, located at described first valve block 131, described fixing groove is located at described shell for described fixed block 1313 11.If described first valve block 131 be have rotated by the drive that rubs of described second valve block 133, insertion knob 135 is limited or engaging In the case of fixation, it is likely to result in when should closing passage described in two, the situation that passage described in two is opened, shadow occur Ring the normal use of described control valve 10.
Described fixed block 1313 mode such as can abut, engage, be integrally formed with described shell 11 and be connected, and quantity does not limit, and use Described first valve block 131 being close to is driven to produce rotation in preventing the friction when described second valve block 133 rotates.In the present embodiment Use the mode being connected together.
Preferably, dorsad described second valve block 133 side is provided with insertion handle 1353 to described insertion knob 135, described passes through Logical handle 1353 one end connects described insertion knob 135, and the other end exposes to described shell 11.
Described insertion knob 135 is housed in inside described shell 11, needs manually or could rotate by instrument described Insertion knob 135.In the present embodiment, in described insertion knob 135, dorsad the side of described second valve block 133 is provided with one and exposes In the insertion handle 1353 of described shell 11, user pass through to rotate described insertion handle 1353 rotate described insertion knob 135 from And adjust the flow of passage described in two.Passage described in two is located in described insertion handle 1353, and current are from described insertion handle Flow out in 1353.In the present embodiment, described insertion handle 1353 is ring gear.
Preferably, it is additionally provided with sealing ring 137 between described shell 11 and described first valve block 131,137 liang of described sealing ring Side is abutted with shell 11 and described first valve block 131 respectively.
Described sealing ring 137 is extruded by described shell 11 and described insertion knob 135 makes described sealing ring 137 both sides Abut with described shell 11 and described first valve block 131 respectively, serve sealing effectiveness well.And because described sealing ring 137 is flexible material, it is to avoid the damage that the hard contact between described shell 11 and described first valve block 131 causes.
Preferably, described shell 11 includes valve body 111 and valve gap 113, and described valve body 111 includes the first side wall 1111 and connects Connect the stage portion 1113 of described the first side wall 1111 and described water inlet A, described valve gap 113 includes second sidewall 1131 and connects Described second sidewall 1131 and the diapire 1133 of described water outlet B, described stage portion 1113 is abutted with described first valve block 131, Described diapire 1133 is abutted with described insertion knob 135, and described the first side wall 1111 is threadeded with described second sidewall 1131.
Described drain assembly 13 is contained in described shell 11, big for the difficulty of processing manufacturing described control valve 10.Cause This, described shell 11 is divided into valve body 111 and valve gap 113, after described drain assembly 13 being installed in described valve body 111, Described valve gap 113 is connected with described valve body 111 by screw thread, and is connected to described insertion knob 135 to consolidate described draining group Part 13.
Preferably, described the first side wall 1111 is provided with and with respect to center of rotation is in towards the side of described first valve block 131 Two limited blocks 1115 of centrosymmetry distribution, described insertion knob 135 periphery is provided with and is centrosymmetric point according to center of rotation Cloth is simultaneously located at two blocks 1355 between limited block 1115 described in two respectively.
After described first valve block 131 is fixing, coordinated by limited block 1115 described in block described in two 1355 and two, limit The anglec of rotation of described insertion knob 135 defines the anglec of rotation of second valve block 133, thus limit described first leading to Position relationship between hole 1311 and described second through hole 1331, facilitates the flow that user adjusts passage described in two.
The present invention also provides a kind of water heater with above-mentioned control valve.
Refer to Fig. 3 again, be the decomposition texture schematic diagram of water heater of the present invention.Described water heater 100 include control valve 10, Blowdown interface 30 and inner bag 50, described control valve 10 is connected with described blowdown interface 30, to discharge the sewage in described inner bag 50.
Described blowdown interface 30 is connected with the inner bag 50 of described water heater 100, needs to exclude in described inner bag 50 in user Sewage when, rotate described insertion knob 135 and open the described inner bag of connection 50 with extraneous passage described in two such that it is able to by institute The sewage stated in inner bag 50 drains into the external world.
The foregoing is only the preferred embodiments of the present invention, not thereby limit the present invention the scope of the claims, every this Under the design of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/indirectly it is used in it He is included in the scope of patent protection of the present invention technical field of correlation.

Claims (10)

1. a kind of control valve is it is characterised in that inclusion has the shell of water inlet and outlet and is partially housed in described shell Drain assembly, described drain assembly include from described water inlet to described outlet direction successively just to setting the first valve Piece, the second valve block and insertion knob, described first valve block offers two first through holes, described second valve block offers two Two through holes, described insertion knob is connected with described second valve block, rotarily drives described second valve block rotation by described insertion knob Turn so that the second through hole described in two is connected with first through hole para-position described in two to form two circulation passages or dislocation disconnection.
2. control valve according to claim 1 is it is characterised in that first through hole described in two is in center with respect to center of rotation Symmetrical, the second through hole described in two is centrosymmetric distribution with respect to center of rotation, and the area of described first through hole is less than institute State a quarter of the first valve block area, the area of described second through hole is less than a quarter of described second valve block area, and Described first valve block is equivalently-sized with described second valve block.
3. control valve according to claim 2 is it is characterised in that described first through hole and described second through hole are fan-shaped logical Hole.
If 4. control valve according to claim 1 is it is characterised in that described insertion knob is provided with towards the second valve block side Dry projections/grooves, described second valve block is provided with the groove/land that several mates with described projections/grooves, described projection and Described groove engaging.
5. control valve according to claim 1 is it is characterised in that described first valve block periphery is provided with fixed block/fixing groove, Described fixed block/fixing groove is connected with the fixing groove/fixed block of described shell.
6. control valve according to claim 1 it is characterised in that described insertion knob dorsad described second valve block side sets There is insertion handle, described insertion handle one end connects described insertion knob, and the other end exposes to described shell.
7. control valve according to claim 1 is it is characterised in that be additionally provided with close between described shell and described first valve block Seal, described sealing ring both sides are abutted with shell and described first valve block respectively.
8. control valve according to claim 1 is it is characterised in that described shell includes valve body and valve gap, described valve body bag The stage portion including the first side wall and connecting described the first side wall and described water inlet, described valve gap includes second sidewall and connects institute State second sidewall and the diapire of described outlet, described stage portion is abutted with described first valve block, described diapire and described insertion Knob abuts, and described the first side wall and described second sidewall are threaded.
9. control valve according to claim 8 is it is characterised in that described the first side wall is provided with towards the side of described valve gap Be centrosymmetric two limited blocks of distribution with respect to center of rotation, and described insertion knob periphery is provided with according to center of rotation being in The heart is symmetrical and is located at two blocks between limited block described in two respectively.
10. a kind of water heater is it is characterised in that include the control valve any one of blowdown interface and claim 1-9, institute The water inlet stating control valve is connected with described blowdown interface.
CN201610915247.5A 2016-10-20 2016-10-20 Control valve and water heater Pending CN106402430A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201610915247.5A CN106402430A (en) 2016-10-20 2016-10-20 Control valve and water heater
PCT/CN2016/112530 WO2018072320A1 (en) 2016-10-20 2016-12-28 Control valve and water heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610915247.5A CN106402430A (en) 2016-10-20 2016-10-20 Control valve and water heater

Publications (1)

Publication Number Publication Date
CN106402430A true CN106402430A (en) 2017-02-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610915247.5A Pending CN106402430A (en) 2016-10-20 2016-10-20 Control valve and water heater

Country Status (1)

Country Link
CN (1) CN106402430A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107131634A (en) * 2017-05-27 2017-09-05 朱秋虹 Voltage stabilizing water heater
CN109424757A (en) * 2017-09-04 2019-03-05 芜湖美的厨卫电器制造有限公司 Water heater
CN109578661A (en) * 2018-12-11 2019-04-05 佛山市雅科奇电子电器有限公司 A kind of mechanical valve

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Publication number Priority date Publication date Assignee Title
CN2752558Y (en) * 2004-12-09 2006-01-18 郭秀琴 Ceramics spool
CN101639130A (en) * 2008-08-03 2010-02-03 邹建仁 Knob valve core
CN203258089U (en) * 2013-04-22 2013-10-30 福建福泉集团有限公司 Flow control connection device
CN203395225U (en) * 2013-07-15 2014-01-15 黄文聪 Simple water nozzle
CN203847744U (en) * 2014-03-07 2014-09-24 芜湖美的厨卫电器制造有限公司 Electric water heater and blow-down valve thereof
CN104633156A (en) * 2014-11-25 2015-05-20 深圳市飞托克实业有限公司 Valve
CN204985787U (en) * 2015-05-15 2016-01-20 杨方华 Valve is led to to sealed ending of bi -polar face potsherd
CN205559827U (en) * 2016-03-28 2016-09-07 厦门建霖工业有限公司 Filth -discharging valve
CN206175725U (en) * 2016-10-20 2017-05-17 芜湖美的厨卫电器制造有限公司 Control valve and water heater

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2752558Y (en) * 2004-12-09 2006-01-18 郭秀琴 Ceramics spool
CN101639130A (en) * 2008-08-03 2010-02-03 邹建仁 Knob valve core
CN203258089U (en) * 2013-04-22 2013-10-30 福建福泉集团有限公司 Flow control connection device
CN203395225U (en) * 2013-07-15 2014-01-15 黄文聪 Simple water nozzle
CN203847744U (en) * 2014-03-07 2014-09-24 芜湖美的厨卫电器制造有限公司 Electric water heater and blow-down valve thereof
CN104633156A (en) * 2014-11-25 2015-05-20 深圳市飞托克实业有限公司 Valve
CN204985787U (en) * 2015-05-15 2016-01-20 杨方华 Valve is led to to sealed ending of bi -polar face potsherd
CN205559827U (en) * 2016-03-28 2016-09-07 厦门建霖工业有限公司 Filth -discharging valve
CN206175725U (en) * 2016-10-20 2017-05-17 芜湖美的厨卫电器制造有限公司 Control valve and water heater

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107131634A (en) * 2017-05-27 2017-09-05 朱秋虹 Voltage stabilizing water heater
CN107131634B (en) * 2017-05-27 2019-11-12 江苏固泰建筑材料科技有限公司 Pressure stabilizing water heater
CN109424757A (en) * 2017-09-04 2019-03-05 芜湖美的厨卫电器制造有限公司 Water heater
CN109424757B (en) * 2017-09-04 2023-10-27 芜湖美的厨卫电器制造有限公司 water heater
CN109578661A (en) * 2018-12-11 2019-04-05 佛山市雅科奇电子电器有限公司 A kind of mechanical valve
CN109578661B (en) * 2018-12-11 2024-05-28 佛山市雅科奇电子电器有限公司 Mechanical valve

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