CN2320854Y

CN2320854Y - Four-way single-handle cold and hot water mixing valve

Info

Publication number: CN2320854Y
Application number: CN 97242701
Authority: CN
Inventors: 蒋国敏; 吴宽丰
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-11-24
Filing date: 1997-11-24
Publication date: 1999-05-26
Anticipated expiration: 2007-11-24

Abstract

The utility model provides a cold and hot water mixing valve, used for the outlet-opened water storage electric water heater. Four ways of the valve body are respectively connected with a water inlet pipeline, a cold water pipe, a hot water pipe and a shower head. The utility model is characterized in that a hollow cylindrical valve core is arranged in the valve body, and the cold water is divided into two ways by the valve core; one way enters the water heater, and another way is mixed with the hot water and is output through the mixing water outlet; the valve core extends out of the valve body by means of a connecting rod and is connected with a handle. The utility model has the advantages of simple structure, few parts and convenient operation, and the users are easy to regulate out the satisfied water temperature and flow quantity.

Description

The single handle water mixing valve in a kind of four-way road

The utility model proposes a kind of water mixing valve that opens wide water-storage electric heater that is used to export.

At present commercially available water mixing valve for the unlimited water-storage electric heater of outlet, one of them path connects water lines, and a path meets the heater inleting pipe, a path connects the outlet pipe of water heater, a path connects mixed water exports, and hot water passageway and mixed water exports normal open are called open type; Two gate valves are installed on the valve body, and the flow that water passage enters the heater inleting pipe in adjusting is promptly regulated hot water flow, and another is regulated and goes up flow that water passage enters mixed water exports and promptly regulate the cold water flow and regulate mixed water temperature.The regulation structure of this kind bivalve dual-handle is complicated, and water temperature and flow interfere with each other, and is difficult to obtain satisfied water temperature and flow, uses inconvenience.

Task of the present utility model is to improve at above-mentioned four-way road water mixing valve, adopts the monolever mixing valve, provides the user to be adjusted to satisfied water temperature and flow easily.

The technical solution of the utility model is: the single handle water mixing valve in a kind of four-way road, has a valve body, valve body is provided with a water intake of connecting with water supply pipeline, a Cold water supply mouth of connecting with the storage-type electric water heater intake pipe, a hot water inlet and a mixed water exports of connecting with spraying head of connecting with the storage-type electric water heater outlet pipe, hot water inlet and mixed water exports have the water channel normal open, it is characterized in that: a cylindrical spool chamber is arranged in the valve body, and this valve pocket is provided with a water inlet and communicates with water intake on the valve body, one first osculum communicates with the Cold water supply mouth and one second osculum communicates with mixed water exports; The built-in axial length of spool chamber is shorter than the cylindrical valve spool of the hollow of spool chamber, the difference of spool chamber and spool axial length constitutes the stroke that moves axially of spool, establish open position and close stance on the trip, this cylindrical valve spool one end has a connecting rod to stretch out outside the valve body and a handle that drives the spool rotation joins, the perisporium of this cylindrical valve spool is provided with a water inlet via hole and a water outlet via hole: when spool is in open position, the water inlet of its water inlet via hole and spool chamber is connected, and first osculum and second osculum of its water outlet via hole and spool chamber are connected.

Be described further below in conjunction with embodiment of the present utility model and accompanying drawing thereof.

Fig. 1 is the utility model embodiment's a structure sectional view.

Fig. 2 is a B-B place sectional view (the highest water temperature state) among Fig. 1.

Fig. 3 is B-B place sectional view among Fig. 1 (a minimum water temperature state).

Fig. 4 is a valve core structure sectional view among Fig. 1.

Fig. 5 is a valve core housing structure sectional view among Fig. 1.

The single handle water mixing valve in four-way shown in the drawings road, have a valve body 10, water intake I, Cold water supply mouth II, a hot water inlet III and a mixed water exports IV of connecting with spraying head (figure does not show) of connecting with storage-type electric water heater outlet pipe (figure does not show) of connecting with storage-type electric water heater intake pipe (figure does not show) of connecting with water supply pipeline (figure does not show) is arranged on this valve body 10.Hot water inlet III and mixed water exports IV have water channel 11 normal opens in valve body 10.Said structure is identical with existing four-way road water mixing valve, is applicable to the unlimited water-storage electric heater of outlet.The characteristics of present embodiment are that a cylindrical spool chamber is arranged in the valve body 10, and this spool chamber is provided with that a water inlet 1 communicates with water intake I on the valve body 10, first osculum 4 communicates with the Cold water supply mouth II of valve body 10 and one second osculum 5 communicates with mixed water exports IV on the valve body 10; The built-in axial length of spool chamber is shorter than the hollow cylindrical spool 9 of spool chamber, the difference of spool chamber and spool 9 axial lengths constitutes the stroke that moves axially of spool 9, the trip is provided with open position b and close stance a, these spool 9 one ends have a connecting rod 6 to stretch out outside the valve body 10 and handles 7 that drive spool 9 rotations join, and the perisporium of this spool 9 is provided with a water inlet via hole 2 and a water outlet via hole 3; Convenience for processing and installation, the spool chamber liner is gone into a valve core housing 8 and is fixedly mounted in the spool chamber, the water inlet 1 of this valve core housing 8 and spool chamber, first osculum 4 and second osculum, 5 identical positions offer respectively first through hole 1 of corresponding connection ', second through hole 4 ' and third through-hole 5 ', in fact, can regard valve core housing 8 as a constituent element of valve body 10, be used to hold spool 9.When spool 9 was in close stance a, as shown in Figure 1, the water inlet via hole 2 of spool 9, water outlet via hole 3 misplaced with water inlet 1, first osculum 4 and second osculum 5 of spool chamber.Hot and cold water does not all circulate; When spool 9 is pulled to open position b. shown in dot and dash line among Fig. 1 by handle 7, its water inlet via hole 2 is connected with the water inlet 1 of spool chamber, its water outlet via hole 3 is connected with first osculum 4 and second osculum 5 of spool chamber, the water of water supply pipeline is by water inlet 1, water inlet via hole 2 enters the center cavity of spool 9, again by 3 shuntings of water outlet via hole, one the road enters the intake pipe of electric water heater from first osculum 4, through heating, by water heater outlet, the hot water inlet III of valve body 10, water channel 11 arrives the mixed water exports IV, another road arrives mixed water exports from second osculum 5 and mixes with hot water, regulate water temperature this moment only needs rotatable handle 7, spool 9 changes the area of overlap of water outlet via hole 3 and first osculum 4 and second osculum 5 thereupon rotating, realize that thus the different flow of hot and cold water regulates the mixing water temperature, as shown in Figure 2, spool 9 hides second osculum 5 fully, and its water outlet via hole 3 and first osculum 4 are overlapping fully, what came out from the mixed water exports IV this moment is hot water entirely, and water temperature is the highest; Handle with sleeve 7, as shown in Figure 3, spool 9 hides first osculum 4 fully, and water heater does not have cold feed, does not just have hot water yet and sends, and at this moment, the water outlet via hole 3 and second osculum 5 are overlapping fully, and what come out from the mixed water exports IV is cold water entirely, water temperature is minimum.

In the present embodiment, between the spool chamber of valve core housing 8 and valve body 10, all have Sealing to stop water to leak between spool 9 and the valve core housing 8, this is that known technology can solve, no longer detailed description.

The utility model has the advantage of that structural member is few, two parts of valve core housing and spool only arranged in the valve body, A handle rotates the flow of regulating simultaneously hot and cold water, and Push And Release also only needs handle to pull out and push, behaviour Do very conveniently, obtain easily satisfied water temperature.

Claims

1. the single handle water mixing valve in a four-way road, has a valve body, valve body is provided with a water intake of connecting with water supply pipeline, a Cold water supply mouth of connecting with the storage-type electric water heater intake pipe, a hot water inlet and a mixed water exports of connecting with spraying head of connecting with the storage-type electric water heater outlet pipe, hot water inlet and mixed water exports have the water channel normal open, it is characterized in that: a cylindrical spool chamber is arranged in the valve body, and this spool chamber is provided with a water inlet and communicates with water intake on the valve body, one first osculum communicates with the Cold water supply mouth and one second osculum communicates with mixed water exports; The built-in axial length of spool chamber is shorter than the cylindrical valve spool of the hollow of spool chamber, the difference of spool chamber and spool axial length constitutes the stroke that moves axially of spool, establish open position and close stance on the trip, this cylindrical valve spool one end has a connecting rod to stretch out outside the valve body and a handle that drives the spool rotation joins, and the perisporium of this cylindrical valve spool is provided with a water inlet via hole and a water outlet via hole; When spool was in open position, the water inlet of its water inlet via hole and spool chamber was connected, and first osculum and second osculum of its water outlet via hole and spool chamber are connected.

2. the single handle water mixing valve in four-way according to claim 1 road, it is characterized in that: described spool chamber inwall installs a valve core housing, and first through hole, second through hole and the third through-hole of corresponding connection offered at the position that this valve core housing is identical with second osculum with water inlet, first osculum of spool chamber respectively.