CN203146905U - Automatic water mixing valve - Google Patents
Automatic water mixing valve Download PDFInfo
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- CN203146905U CN203146905U CN 201320068589 CN201320068589U CN203146905U CN 203146905 U CN203146905 U CN 203146905U CN 201320068589 CN201320068589 CN 201320068589 CN 201320068589 U CN201320068589 U CN 201320068589U CN 203146905 U CN203146905 U CN 203146905U
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- automatic water
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Abstract
The utility model provides an automatic water mixing valve and belongs to the technical field of machinery. The automatic water mixing valve solves the problems of cross-flowing of hot water and cold water, complex structures and the like of existing water mixing valves. The automatic water mixing valve comprises a long cylindrical valve body, two ends of the valve body are provided with a water inlet I and a water outlet which are communicated with a cavity of the valve body, a side portion of the valve body is provided with a water inlet II communicated with the cavity of the valve body, a spool which can open and close the water inlet II or change the opening size of the water inlet II is arranged in the valve body, a temperature sensing bulb which is fixedly connected with the spool is arranged in the valve body, a spring I is arranged between the temperature sensing bulb and the valve body, and a spring II is arranged between the spool and the valve body. When the temperature of the fluid medium in the valve body is less than the set temperature of the temperature sensing bulb, the elastic force of the spring I is larger than the elastic force of the spring II, the water inlet II is closed by the spool under the action of the elastic force of the spring I. an adjustment mechanism which can adjust the elastic force of the spring II is further arranged in the valve body. The automatic water mixing valve is easy to assemble, good in practicability and simple in structure.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of valve, particularly a kind of automatic water-mixing valve.
Background technique
The room domestic demand is with positions such as the bathroom of warm water, lavatory, kitchens, and its warm water normally mixes cold water and hot water and gets by a multiple-way valve, and wherein hot water is from water heater, and cold water is tap water normally; In use, need usually water temperature is transferred to and remain on a certain preference temperature, this just needs to use the mixed water valve of special construction to regulate the maintenance temperature.
Mixed water valve is a kind of of valve, is used for mixing hot and cold water.Itself does not have mixed function, plays the effect that mixes water thereby just connect hot and cold water pipe.Mixed water valve is widely used in electric water heater, solar water heater and geothermal heating water system.The user can regulate the hot and cold water water-mixing temperature as required voluntarily, thus temperature required can reach rapidly and settle out guarantee effluent temperature constancy, and be not subjected to the influence of water temperature, flow, variation in water pressure.
Yet existing common mixed water valve after cutting out hot and cold water crossfire phenomenon can be taken place: namely when closing water valve, if cold water pressure is higher than the heat hydraulic pressure, the cold water crossfire causes supply water temperature to descend to hot water (device); Otherwise if the heat hydraulic pressure is higher than cold water pressure, the hot water crossfire causes the waste of the energy to cold water pipes, when serious, causes cold water pipes to break; Especially this crossfire phenomenon have more disguise and destructiveness.
Its publication number of Chinese patent CN01232473.6 provides a kind of " mixing water valve ", it is made up of shell and spool, be characterized in adopting between the last lower levelling plate of spool smooth rubbing surface sealing, Upper gasket adopts heart type regulating tank to enlarge the current ratio, and between plectrum and group sleeve, gearshift is set, make the adjusting water temperature accomplish to know what's what.Convenient and swift, not only saved time, but also saved water resources.But, mix still water outlet of water valve when one of them is not intake as cold water outlet or hot water mouth, so just caused the too high or too low situation generation of water-exit temperature.
Its publication number of Chinese patent CN2436737Y provides a kind of " hot water or cold water's mixed water valve ", the valve body that it comprises three water-in and water-out passages adopts the precision casting once-through, two regulating spools that the identical circular slide plate of being made by a pair of stupalith of structure constitutes are installed on it, finish water temperature adjusting and the water yield respectively and regulate, a mixed water cavity is arranged between two regulating spools.This mixes, and water valve has two its complex structures of spool, cost is higher.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist at prior art, and automatic water-mixing valve a kind of simple in structure, easy to adjust is provided.
The purpose of this utility model can realize by following technical proposal: a kind of automatic water-mixing valve, comprise a valve body that is long tubular, described valve body two ends have water intake one and the water outlet that communicates with body cavity, described valve body sidepiece has the water intake two that communicates with body cavity, it is characterized in that, have in the described valve body and can make water intake two open and close or change the spool of its aperture, being provided with thermometer bulb and thermometer bulb and spool in the described valve body is connected, be provided with spring one between thermometer bulb and the valve body, be provided with spring two between spool and the valve body, when the temperature of valve body inner fluid medium during less than the setting temperature of thermometer bulb, the elastic force of spring one greater than the elastic force of spring two and at the elastic force effect lower valve core of spring one with two sealings of above-mentioned water intake, also have the controlling mechanism of elastic force that can Regulation spring two in the described valve body.
Water intake one advances hot water, and water intake two advances cold water.The water temperature of this mixed water valve of flowing through makes spool with water intake two sealings under the elastic force effect of spring one during less than the setting temperature of thermometer bulb.In case water temperature is during greater than setting temperature, the thermometer bulb elongation is subjected to the elastic acting force of spring two, and spool is removed by water intake two places, thereby water intake two is opened or its aperture is increased.At this moment, the cold water that the hot water that water intake one enters and water intake two enter is discharged by water outlet after mixing in valve body.Obviously, the water temperature of discharging through water outlet is moderate, washes one's face and rinses one's mouth for the user.
Can change water-exit temperature after controlling mechanism is regulated, thereby improve the applicability of this mixed water valve.
In above-mentioned automatic water-mixing valve, described controlling mechanism comprises adjustable lever, drive link and regulating block, described adjustable lever axially is connected on the valve body and valve body is stretched out in the adjustable lever outer end, adjustable lever the inner is positioned at valve body, drive link axially is connected in the valve body, the inner engagement of drive link one end and adjustable lever, the drive link the other end is threaded with above-mentioned regulating block, and above-mentioned spring two is between regulating block and spool.
When adjustable lever rotated, drive link was along with together rotating.Because drive link is to be threaded with regulating block, simultaneously, drive link is again axially to be connected in the valve body.Therefore, can drive regulating block in the drive link rotation process and move, the regulating block after mobile compresses spring two, acts on elastic acting force on the spool thereby changed spring two.
In above-mentioned automatic water-mixing valve, described adjustable lever the inner is fixed with bevel gear one, and described drive link one end is fixed with the bevel gear two that is meshed with bevel gear one.
As another scheme, in above-mentioned automatic water-mixing valve, described adjustable lever the inner is fixed with worm screw, and described drive link one end is fixed with the worm gear that is meshed with worm screw.
No matter adopting the tapering gear still is worm gear, worm drive, and drive adjustable lever that can both be stable rotates.Simultaneously, with the vertical setting with drive link of adjustable lever also convenient the adjusting.
In above-mentioned automatic water-mixing valve, the connecting base that has protrusion in the described valve body, also has connecting cylinder in the described valve body, the threaded one end of connecting cylinder is connected on the connecting base, the other end of connecting cylinder has the retaining edge of protruding to the inside, described drive link sidepiece has the convex shoulder of protrusion, also is fixed with jump ring and above-mentioned retaining on the drive link along between jump ring and convex shoulder.
Drive link axially is connected on the connecting cylinder along, convex shoulder and jump ring by retaining, simultaneously, connecting cylinder its assembling that is threaded with connecting base also seems more convenient.
In above-mentioned automatic water-mixing valve, has seal ring between described connecting base and the connecting cylinder.
By seal ring the joint between connection and the connecting cylinder is sealed.
In above-mentioned automatic water-mixing valve, the described drive link the other end has recessed positioning chamber, and above-mentioned regulating block is positioned at positioning chamber and is threaded with drive link, and above-mentioned spring two is between regulating block and spool.
The spring two and the regulating block that are positioned at the positioning chamber place can effectively avoid spring two to come off, and have improved the stability of whole mixed water valve.
In above-mentioned automatic water-mixing valve, has seal ring between described drive link and the connecting cylinder.
Seal realizing between drive link and the connecting cylinder by seal ring.
In above-mentioned automatic water-mixing valve, described adjustable lever outer end is fixed with handle.
Handle with sleeve can easily drive adjustable lever and rotate.
In above-mentioned automatic water-mixing valve, described handle inside covers the adjustable lever outer end for cavity and handle.After adjustable lever is covered, avoid impurity to enter the joint of adjustable lever and valve body, improve its stability.
Compared with prior art, this automatic water-mixing valve is owing to axially be connected in drive link in the valve body by connecting cylinder and connecting base, and obviously, it is not only easy to assembly, and the connective stability height.Simultaneously, rotate the just elastic force of energy Regulation spring two of handwheel, thereby change the water-exit temperature of this automatic water-mixing valve, applicability is than higher.And, only needing in the operating process to rotate to be positioned at the outer handwheel of valve body, its operation is also more convenient, has higher utility.
Description of drawings
Fig. 1 is the perspective view of this automatic water-mixing valve.
Fig. 2 is the sectional structure schematic representation that this rotation mixes water valve.
Among the figure, 1, valve body; 1a, water intake one; 1b, water outlet; 1c, water intake two; 1d, connecting base; 2, spool; 3, spring one; 4, spring two; 5, thermometer bulb; 6, handle; 7, adjustable lever; 8, drive link; 8a, positioning chamber; 8b, convex shoulder; 9, regulating block; 10, bevel gear one; 11, bevel gear two; 12, connecting cylinder; 12a, retaining edge; 13, jump ring.
Embodiment
As shown in Figure 1, this automatic water-mixing valve comprises a valve body 1 that is long tubular, and valve body 1 two ends have water intake one 1a and the water outlet 1b that communicates with valve body 1 inner chamber, and valve body 1 sidepiece has water intake two 1c that communicate with valve body 1 inner chamber.
As depicted in figs. 1 and 2, have the spool 2 that can make water intake two 1c switching or change its aperture in the valve body 1, be provided with thermometer bulb 5 and thermometer bulb 5 and spool 2 in the valve body 1 and be connected, be provided with spring 1 between thermometer bulb 5 and the valve body 1, be provided with spring 24 between spool 2 and the valve body 1.When the temperature of valve body 1 inner fluid medium during less than the setting temperature of thermometer bulb 5, the elastic force of spring 1 seals above-mentioned water intake two 1c greater than the elastic force of spring 24 and at the elastic force effect lower valve core 2 of spring 1.
The controlling mechanism that also has the elastic force of energy Regulation spring 24 in the valve body 1.Controlling mechanism comprises adjustable lever 7, drive link 8 and regulating block 9, adjustable lever 7 axially is connected on the valve body 1 and valve body 1 is stretched out in adjustable lever 7 outer ends, adjustable lever 7 the inners are positioned at valve body 1, drive link 8 axially is connected in the valve body 1, drive link 8 one ends and adjustable lever 7 inner engagements, drive link 8 the other ends are threaded with above-mentioned regulating block 9, and spring 24 is between regulating block 8 and spool 2.In the present embodiment, adjustable lever 7 the inners are fixed with bevel gear 1, and drive link 8 one ends are fixed with the bevel gear 2 11 that is meshed with bevel gear 1; According to actual conditions, it also is feasible adopting another scheme, that is to say that adjustable lever 7 the inners are fixed with worm screw, and drive link 8 one ends are fixed with the worm gear that is meshed with worm screw.
The connecting base 1d that has protrusion in the valve body 1, the threaded one end of connecting cylinder 12 are connected on the connecting base 1d, and the other end of connecting cylinder 12 has to the inside the retaining that protrudes along 12a.Drive link 8 sidepieces have the convex shoulder 8b of protrusion, also be fixed with on the drive link 8 jump ring 13 and above-mentioned retaining along 12a between jump ring 13 and convex shoulder 8b.In the present embodiment, has seal ring between connecting base 1d and the connecting cylinder 12.
The moving element of valve body 1 inside, for example: drive link 8, adjustable lever 7 and spool 2 etc. all are coated with the special anti-incrustation scale material of low friction, prevent build-up of limescale, have guaranteed the life-span of valve.
In this automatic water-mixing valve, water intake one 1a is the hot water incoming end, and water intake two 1c are the cold water incoming end.When the water temperature of this mixed water valve of flowing through during less than the setting temperature of thermometer bulb, the elastic force of spring 1 is greater than the elastic force of spring 24, and this moment, the elastic force effect lower valve core 2 at spring 1 sealed water intake two 1c.
When the water temperature of this mixed water valve was greater than the setting temperature of thermometer bulb 5 in case flow through, thermometer bulb 5 elongations were subjected to the elastic acting force of spring 24, and spool 2 is removed by water intake two 1c places, thereby water intake two 1c are opened or made its aperture increase.At this moment, after the cold water that the hot water that water intake one 1a enters and water intake two 1c enter mixes in valve body, discharged by water outlet 1b.Obviously, the water temperature of discharging through water outlet 1b is moderate, washes one's face and rinses one's mouth for the user.
When changing water-exit temperature, handle with sleeve 6 drives drive link 8 by adjustable lever 7 and rotates, drive link 8 rotates back drive regulating block 9 and moves, thereby compresses the spring 24 between regulating block 9 and spool 2, and the elastic force of spring 24 has changed with regard to indirect change the water-exit temperature of this mixed water valve.
When the water temperature of this mixed water valve is less than the setting temperature of thermometer bulb 5 in case flow through, reset at the elastic force effect lower valve core 2 of spring 1, again water intake two 1c are closed.
Claims (10)
1. automatic water-mixing valve, comprise a valve body (1) that is long tubular, described valve body (1) two ends have water intake one (1a) and the water outlet (1b) that communicates with valve body (1) inner chamber, described valve body (1) sidepiece has the water intake two (1c) that communicates with valve body (1) inner chamber, it is characterized in that, have in the described valve body (1) and can make water intake two (1c) open and close or change the spool (2) of its aperture, being provided with thermometer bulb (5) and thermometer bulb (5) in the described valve body (1) is connected with spool (2), be provided with spring one (3) between thermometer bulb (5) and the valve body (1), be provided with spring two (4) between spool (2) and the valve body (1), when the temperature of valve body (1) inner fluid medium during less than the setting temperature of thermometer bulb (5), the elastic force of spring one (3) greater than the elastic force of spring two (4) and at the elastic force effect lower valve core (2) of spring one (3) with above-mentioned water intake two (1c) sealing, also have the controlling mechanism of elastic force that can Regulation spring two (4) in the described valve body (1).
2. automatic water-mixing valve according to claim 1, it is characterized in that, described controlling mechanism comprises adjustable lever (7), drive link (8) and regulating block (9), described adjustable lever (7) axially is connected in valve body (1) upward and valve body (1) is stretched out in adjustable lever (7) outer end, adjustable lever (7) the inner is positioned at valve body (1), drive link (8) axially is connected in the valve body (1), the inner engagement of drive link (8) one ends and adjustable lever (7), drive link (8) the other end is threaded with above-mentioned regulating block (9), and above-mentioned spring two (4) is positioned between regulating block (9) and the spool (2).
3. automatic water-mixing valve according to claim 2 is characterized in that, described adjustable lever (7) the inner is fixed with bevel gear one (10), and described drive link (8) one ends are fixed with the bevel gear two (11) that is meshed with bevel gear one (10).
4. automatic water-mixing valve according to claim 2 is characterized in that, described adjustable lever (7) the inner is fixed with worm screw, and described drive link (8) one ends are fixed with the worm gear that is meshed with worm screw.
5. according to claim 2 or 3 or 4 described automatic water-mixing valves, it is characterized in that, the connecting base (1d) that has protrusion in the described valve body (1), described valve body also has connecting cylinder in (1), the threaded one end of connecting cylinder (12) is connected on the connecting base (1d), the other end of connecting cylinder (12) has the retaining edge (12a) of protruding to the inside, described drive link (8) sidepiece has the convex shoulder (8b) of protrusion, also is fixed with jump ring (13) and above-mentioned retaining on the drive link (8) and is positioned between jump ring (13) and the convex shoulder (8b) along (12a).
6. automatic water-mixing valve according to claim 5 is characterized in that, has seal ring between described connecting base (1d) and the connecting cylinder (12).
7. automatic water-mixing valve according to claim 5, it is characterized in that, described drive link (8) the other end has recessed positioning chamber (8a), above-mentioned regulating block (9) is positioned at positioning chamber (8a) and is threaded with drive link (8), and above-mentioned spring two (4) is positioned between regulating block (9) and the spool (2).
8. automatic water-mixing valve according to claim 7 is characterized in that, has seal ring between described drive link (8) and the connecting cylinder (12).
9. automatic water-mixing valve according to claim 5 is characterized in that, described adjustable lever (7) outer end is fixed with handle (6).
10. automatic water-mixing valve according to claim 9 is characterized in that, described handle (6) inside covers adjustable lever (7) outer end for cavity and handle (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320068589 CN203146905U (en) | 2013-02-01 | 2013-02-01 | Automatic water mixing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320068589 CN203146905U (en) | 2013-02-01 | 2013-02-01 | Automatic water mixing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203146905U true CN203146905U (en) | 2013-08-21 |
Family
ID=48974429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320068589 Expired - Fee Related CN203146905U (en) | 2013-02-01 | 2013-02-01 | Automatic water mixing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203146905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143667A (en) * | 2017-05-22 | 2017-09-08 | 东莞市皓奇企业管理服务有限公司 | The application method of Intelligent drip-proof water water mixing valve |
-
2013
- 2013-02-01 CN CN 201320068589 patent/CN203146905U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143667A (en) * | 2017-05-22 | 2017-09-08 | 东莞市皓奇企业管理服务有限公司 | The application method of Intelligent drip-proof water water mixing valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20180201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |