CN203131048U - Electronic hot water valve - Google Patents
Electronic hot water valve Download PDFInfo
- Publication number
- CN203131048U CN203131048U CN2013201416123U CN201320141612U CN203131048U CN 203131048 U CN203131048 U CN 203131048U CN 2013201416123 U CN2013201416123 U CN 2013201416123U CN 201320141612 U CN201320141612 U CN 201320141612U CN 203131048 U CN203131048 U CN 203131048U
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- Prior art keywords
- valve
- spool
- warm water
- screw mandrel
- water valve
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- 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.)
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Abstract
The utility model discloses an electronic hot water valve. The electronic hot water valve comprises a valve seat with a valve cavity and an installation plate which is arranged on the upper end of the valve seat, wherein the installation plate is provided with a motor, the motor is connected with a lead screw assembly, the lead screw assembly is in thread connection with a nut in a matching way, the lead screw assembly can move along the axial direction of the valve cavity so as to open or close a valve port which is arranged on the valve seat; and the lead screw assembly comprises a lead screw and a valve core, when the lead screw assembly is completely closed, the valve core stretches into the valve port and is sealed to the valve port, and the valve core is sleeved on the lead screw. Compared with the prior art, according to the electronic hot water valve, the lead screw assembly is changed from an integral structure to a split structure, so that the lead screw and the valve core are assembled after being separately machined, the cutting quantity of materials can be reduced, and the production cost can be reduced; and in addition, the lead screw and the valve core are made of different materials according to the requirement, so that a more appropriate machining device can be selected, and the machining efficiency can be improved.
Description
Technical field
The utility model relates to a kind of electronics warm water valve, particularly relates to a kind of electronics warm water valve for water heater.
Background technique
Electronics warm water valve can be regulated in the electric water heater hot water or cold water's ratio automatically to keep effluent temperature constancy.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the partial cutaway schematic of prior art common electronics warm water valve; Fig. 2 is the structural representation of the screw component of electronics warm water valve among Fig. 1.
Electronics warm water valve comprises valve seat 200, screw component 100 and nut 300, screw component 100 passes nut 300, and form screw pairs with nut 300, one end of screw component 100 cooperates with the output reduction gear of motor (not shown), the other end cooperates with the valve port of valve seat 200, moves up and down by motor rotating band movable wire bar assembly 100, thus the size of change valve port circulation area, and then regulate the water heater flow of inlet water automatically, to reach the requirement of constant water-exit temperature.
In existing electronics warm water valve, screw component 100 is generally integral structure, be that screw mandrel 101 and spool 102 are overall structure, adding needs one to process man-hour, because the diameter of spool 102 is greater than the diameter of screw mandrel 101 main bodys, to excise material man-hour many so add, and can cause bigger waste, improve product cost; Because screw component 100 is taked integral type processing, is being difficult to reach unified aspect workability and the material wear ability two; What the valve port of electronics warm water valve and the sealing of spool 102 were adopted is hard sealing, and sealing effect is poor, when the screw component close port, can aggravate the wearing and tearing between spool 102 and the valve port, reduces the working life of product.
In addition, because the material of the nut 300 of electronics warm water valve is generally plastics, institute causes wearing and tearing easily so that screw component 100 and the screw thread drive part of nut 300 formation are metal threadedly to cooperate with plastic whorl.
Therefore, how designing a kind of electronics warm water valve, can either reduce the cost of production of electronics warm water valve, can improve the service behaviour of electronics warm water valve again, is the present technical issues that need to address of those skilled in the art.
The model utility content
The purpose of this utility model provides a kind of electronics warm water valve, and the cost of production of this electronics warm water valve is lower, and service behaviour is more reliable.
For solving the problems of the technologies described above, the utility model provides a kind of electronics warm water valve, comprises the valve seat with valve pocket and the mounting plate of being located at described valve seat upper end; Described mounting plate is provided with motor, and described motor is connected with screw component, and described screw component is connected with nut by screw-thread fit, and what described screw component can be along described valve pocket moves axially to open or close the valve port of being located on the described valve seat; Described screw component comprises screw mandrel and spool, during described screw component complete shut-down, described spool stretch into described valve port and with its formation sealing; Described valve core housing is loaded on described screw mandrel.
Preferably, described spool and described screw mandrel Spielpassung, and described spool can rotate around described screw mandrel; Further comprise the axial limiting parts, so as to limit described spool described screw axis to the position.
Preferably, described axial limiting parts are jump ring, and described spool press-fits by described jump ring and described screw mandrel.
Preferably, be provided with pad between described spool and the described screw mandrel.
Preferably, described pad is the graphite nylon spacer.
Preferably, the periphery wall of described spool is provided with groove, in the described groove seal ring is set, during described screw component complete shut-down, and the sealing of fitting of described seal ring and described valve port.
Preferably, described screw mandrel is the screw mandrel that brass is made, and described spool is the spool that stainless steel is made.
Preferably, the surface of described screw mandrel is provided with chemical deposit.
Preferably, described chemical deposit is Ni-P-PTFE coating.
Relative above-mentioned background technology, electronics warm water valve provided by the utility model comprises the valve seat with valve pocket and is located at the mounting plate of described valve seat upper end, described mounting plate is provided with motor, described motor is connected with screw component, described screw component is connected with nut by screw-thread fit, and what described screw component can be along described valve pocket moves axially to open or close the valve port of being located on the described valve seat; Described screw component comprises screw mandrel and spool, during described screw component complete shut-down, described spool stretch into described valve port and with its formation sealing, described valve core housing is loaded on described screw mandrel.Compared with prior art, electronics warm water valve provided by the utility model is improved to the branch body structure with screw component by integrative-structure, and namely described screw mandrel and described spool can be processed respectively, and then assembling, can reduce the material bite, reduces production costs.Because screw mandrel and spool split design can also be adopted two kinds of different materials, choose the process equipment that is fit to more, improve work efficiency.
In further technological scheme, described spool and described screw mandrel Spielpassung, and described spool can rotate around described screw mandrel; Further comprise the axial limiting parts, with limit described spool described screw axis to the position.Electronics warm water valve is when close port, the spool of screw component and valve port are fitted after the sealing, screw component also can continue to move downward under the drive of motor, because spool can rotate by wire winding rod, so this moment, spool was motionless, screw mandrel continues to move downward, thereby has avoided spool producing friction under the drive of screw mandrel and between the valve port, cause wearing and tearing, reduce the service behaviour of electronics warm water valve.
In further technological scheme, be provided with pad between described spool and the described screw mandrel, can prevent that described spool and described screw mandrel from causing friction when relatively rotating, reduce the working life of screw component.
In further technological scheme, the periphery wall of described spool is provided with groove, in the described groove seal ring is set, and during described screw component complete shut-down, described seal ring is fitted with described valve port and sealed, and is soft seal, can improve sealability.
In further technological scheme, described screw mandrel is the screw mandrel that brass is made, and is convenient to processing; Described spool is the spool that stainless steel is made, and can improve the wear resistance of spool.
In further technological scheme, the surface of described screw mandrel is provided with chemical deposit, can improve the wear resistance on described wire rod thread surface, reduces friction factor between screw pair, makes that the performance of electronics warm water valve is more reliable.
Description of drawings
Fig. 1 is the partial cutaway schematic of common electronics warm water valve in the prior art;
Fig. 2 is the structural representation of the screw component of electronics warm water valve among Fig. 1;
Fig. 3 provides the generalized section of a kind of embodiment of electronics warm water valve for the utility model;
Fig. 4 is the structural representation of the screw component of the valve of electronics warm water shown in Fig. 3;
Embodiment
Core of the present utility model provides a kind of electronics warm water valve, and the cost of production of this electronics warm water valve is lower, and service behaviour is more reliable.
In order to make those skilled in the art person understand the utility model scheme better, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 3 and Fig. 4; Fig. 3 provides the generalized section of a kind of embodiment of electronics warm water valve for the utility model; Fig. 4 is the structural representation of the screw component of the valve of electronics warm water shown in Fig. 3.
In a kind of embodiment, electronics warm water valve provided by the utility model comprises the valve seat 1 with valve pocket; The upper end of described valve seat 1 is installed with mounting plate 2, and mounting plate 2 is provided with motor 3, and described motor 3 is connected with screw component 4.
Particularly, described screw component 4 cooperates with the output reduction gear of described motor 3; Described screw component 4 is connected with nut 5 by screw-thread fit; Described nut 5 is inserted in the described valve seat 1, and is fixed on the described mounting plate 2.
Described screw component 4 comprises screw mandrel 41 and spool 42, and described spool 42 is sleeved on the lower end of described screw mandrel 41, cooperates with the valve port of described valve seat 1; Described screw component 4 moves axially to open or close described valve port the described valve pocket in the drive lower edge of motor 3.
Wherein, all can pass through the screw secure fit between the coil of described valve seat 1 and described mounting plate 2, described mounting plate 2 and described nut 5 and described motor 3 and the described mounting plate 2, can certainly take other means of fixation to cooperate.
Owing to screw component 4 splits design, be about to screw mandrel 41 and spool 42 and process respectively, and then fit together, in the course of working, can reduce the material bite, reduce the cost of production of screw component 4.
Screw mandrel 41 and spool 42 splits design also make screw mandrel 41 and spool 42 can adopt two kinds of different material processing, are convenient to the unification of workability and wear resistance.
Particularly, described screw mandrel 41 can adopt the brass material, is convenient to the processing of screw mandrel 41; Described spool 42 can adopt stainless steel, can improve wear resistance, also is convenient to improve the surface quality of part.Because screw mandrel 41 adopts two kinds of different materials to make with spool 42, so can select corresponding process equipment, satisfies processability and the element precision of material, improves work efficiency.
Further, can carry out chemical plating to the surface of described screw mandrel 41 and handle, easy, the energy-conservation and environmental protection of this technology can improve the wear resistance of screw mandrel 41, reduce the friction factor of the screw pair of screw mandrel 41 and nut 5 formation, make the performance of electronics warm water valve more reliable.
Particularly, described chemical plating coating can be the Ni-P-PTFE(nickel-phosphorus-polytetrafluorethylecomposite) coating, other coating can certainly be set as required.
Further, described spool 42 and described screw mandrel 41 Spielpassung, and described spool 42 can rotate around described screw mandrel 41; Described electronics warm water valve also comprises the axial limiting parts, is used for the described spool 42 of restriction in the axial position of described screw mandrel 41.
Here the Spielpassung that it is pointed out that above-mentioned spool 42 and screw mandrel 41 refers to have the gap between spool 42 and the screw mandrel 41, makes spool 42 freely to rotate by wire winding rod 41.
Electronics warm water valve cuts out at valve port, be after spool 42 seals with the valve port applying, screw component 4 also can continue to move downward under the drive of motor 3, because spool 42 has goed deep into valve port and has sealed with the valve port applying, and spool 42 and screw mandrel 41 can relatively rotate, so this moment, a screw mandrel 41 moved downward under the drive of motor 3, thus the wearing and tearing of having avoided the friction between spool 42 and the valve port to cause, the working life of prolongation electronics warm water valve.
It is pointed out that under the above-mentioned noun of locality it is to be arranged in figure and component position each other defines with component shown in Fig. 3, just in order to explain the clear and convenient of technological scheme.Should be appreciated that the use of the described noun of locality should not limit the protection domain of the application's request.
Particularly, described axial limiting parts can be jump ring 43, and described spool 42 and described screw mandrel 41 are fitted in together by jump ring 43.
Further, can between described screw mandrel 41 and described spool 42, pad 44 be set, be used for preventing the wearing and tearing that screw mandrel 41 and spool 42 cause when relatively rotating.Particularly, described pad 44 can be the graphite nylon spacer, has higher capacity and wear resistance.
Further, can groove be set at the periphery wall of described spool 42, and seal ring 421 is set in described groove, when valve port is closed, seal ring 421 is fitted with described valve port and is formed sealing because seal ring 421 is generally the rubber material, so all the other valve ports be sealed into soft seal, leak in can preventing effectively and take place, improve sealing.
Compared with prior art, the screw component of electronics warm water valve provided by the utility model is for dividing a body structure, i.e. screw mandrel and spool split arranges, assembling again after screw mandrel and spool are processed respectively, so can reduce the bite that adds the material in man-hour, significantly reduce production costs.Because screw mandrel and spool split design so can adopt different materials to process, are convenient to the unification of workability and wear resistance.
More than electronics warm water valve provided by the utility model is described in detail.Used specific case herein principle of the present utility model and mode of execution are set forth, above embodiment's explanation just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (9)
1. an electronics warm water valve comprises the valve seat with valve pocket and the mounting plate of being located at described valve seat upper end; Described mounting plate is provided with motor, and described motor is connected with screw component, and described screw component is connected with nut by screw-thread fit, and what described screw component can be along described valve pocket moves axially to open or close the valve port of being located on the described valve seat; Described screw component comprises screw mandrel and spool, during described screw component complete shut-down, described spool stretch into described valve port and with its formation sealing; It is characterized in that described valve core housing is loaded on described screw mandrel.
2. electronics warm water valve as claimed in claim 1 is characterized in that, described spool and described screw mandrel Spielpassung, and described spool can rotate around described screw mandrel; Further comprise the axial limiting parts, so as to limit described spool described screw axis to the position.
3. electronics warm water valve as claimed in claim 2 is characterized in that, described axial limiting parts are jump ring, and described spool press-fits by described jump ring and described screw mandrel.
4. electronics warm water valve as claimed in claim 2 is characterized in that, is provided with pad between described spool and the described screw mandrel.
5. electronics warm water valve as claimed in claim 4 is characterized in that, described pad is the graphite nylon spacer.
6. electronics warm water valve as claimed in claim 1 is characterized in that the periphery wall of described spool is provided with groove, in the described groove seal ring is set, during described screw component complete shut-down, and the sealing of fitting of described seal ring and described valve port.
7. as each described electronics warm water valve of claim 1 to 6, it is characterized in that described screw mandrel is the screw mandrel that brass is made, described spool is the spool that stainless steel is made.
8. electronics warm water valve as claimed in claim 7 is characterized in that the surface of described screw mandrel is provided with chemical deposit.
9. electronics warm water valve as claimed in claim 8 is characterized in that, described chemical deposit is Ni-P-PTFE coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201416123U CN203131048U (en) | 2013-03-26 | 2013-03-26 | Electronic hot water valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201416123U CN203131048U (en) | 2013-03-26 | 2013-03-26 | Electronic hot water valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203131048U true CN203131048U (en) | 2013-08-14 |
Family
ID=48939028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201416123U Expired - Fee Related CN203131048U (en) | 2013-03-26 | 2013-03-26 | Electronic hot water valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203131048U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764209A (en) * | 2015-04-14 | 2015-07-08 | 万家乐热能科技有限公司 | Plate replacing waterway module in fuel gas heating water heater |
| CN104847949A (en) * | 2014-02-14 | 2015-08-19 | 株式会社京浜 | Electromagnetic valve |
| WO2024140876A1 (en) * | 2022-12-31 | 2024-07-04 | 浙江三花智能控制股份有限公司 | Driving device and water valve |
-
2013
- 2013-03-26 CN CN2013201416123U patent/CN203131048U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847949A (en) * | 2014-02-14 | 2015-08-19 | 株式会社京浜 | Electromagnetic valve |
| CN104764209A (en) * | 2015-04-14 | 2015-07-08 | 万家乐热能科技有限公司 | Plate replacing waterway module in fuel gas heating water heater |
| WO2024140876A1 (en) * | 2022-12-31 | 2024-07-04 | 浙江三花智能控制股份有限公司 | Driving device and water valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170216 Address after: 312500 Zhejiang city of Shaoxing province Xinchang County Chengguan town of Liquan Patentee after: ZHEJIANG SANHUA CLIMATE AND APPLIANCE CONTROLS GROUP Co.,Ltd. Address before: 312500 Liquan village of Chengguan Zhejiang city of Shaoxing province Xinchang County town Patentee before: ZHEJIANG SANHUA Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20220815 Address after: 312500 Daming new area, Zhejiang Xinchang Economic Development Zone, Xinchang County, Shaoxing City, Zhejiang Province Patentee after: Zhejiang Sanhua Commercial Refrigeration Co.,Ltd. Address before: Xia Li Quan, Chengguan Town, Xinchang County, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG SANHUA CLIMATE AND APPLIANCE CONTROLS GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |