CN203297670U - Changeover valve of water heater - Google Patents
Changeover valve of water heater Download PDFInfo
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- CN203297670U CN203297670U CN201320293405XU CN201320293405U CN203297670U CN 203297670 U CN203297670 U CN 203297670U CN 201320293405X U CN201320293405X U CN 201320293405XU CN 201320293405 U CN201320293405 U CN 201320293405U CN 203297670 U CN203297670 U CN 203297670U
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Abstract
The utility model discloses a changeover valve of a water heater. The changeover valve of the water heater is simple in structure and is convenient to install and use. A valve body is provided with a solar water heater water inlet valve, a solar water heater water outlet valve, an electric water heater water outlet valve, a cold water inlet, a cold water outlet, a port for both inlet water and outlet water, a hot water outlet, a hot water inlet and a backpressure chamber water flowing way, wherein the cold water inlet is communicated with the cold water outlet and the solar water heater water inlet valve and then is communicated with the port for both inlet water and outlet water, the hot water inlet is communicated with the electric water heater water outlet valve and then is communicated with the hot water outlet, the port for both inlet water and outlet water is communicated with the solar water heater water outlet valve and then is communicated with the hot water outlet, and the backpressure chamber water flowing way is communicated with the hot water outlet. A changeover device connected with a valve body covering plate is provided with a port I, a port II, a port III and a changeover rotation shaft, wherein the port I, the port II and the port III are of a three way type, and an outer port of the port I, an outer port of the port II and an outer port of the port III are communicated with an electric water heater outlet valve backpressure chamber, a solar water heater water outlet valve backpressure chamber and the backpressure chamber water flowing way respectively. The changeover valve of the water heater is suitable for being used as changeover devices for two types of water heaters.
Description
Technical field
The utility model relate to liquid stream open, closed and flow to the device of switching, especially for two water heaters into and out of the unlatching of current, closed with flow to the device that switches.
Background technique
Electric water heater and gas water-heater and solar water heater are each tool advantage, the most general a few class water heaters of application.Wherein, electric water heater working life long, energy-efficient, safety, environmental protection, can be hidden in built-in wardrobe, be placed on balcony and install, and do not expose, do not take up an area, but before using, need preheating, continuously water consumption limited (even when water consumption was larger, the energising water temperature still declined to a great extent); Gas water-heater can be used on burning limit, limit, the hot water supply is unrestricted, but because managing interior initial cold water section discharging, need low latency and easily waste water after opening, after during use, closing water midway, open again, due to ignition heat inertia, open initial water temperature often too high, continuing, you the phenomenon in short-term that water temperature is too low occurs; Solar water heater safety, energy-saving and environmental protection, economy, install complexity, maintenance inconvenience, pipeline cold water segment length, overcast and rainy can not acting on and the poor shortcoming of using effect in winter but exist.
Although released at present the technological scheme that electric water heater and gas water-heater or solar water heater are combined and use, two kinds of water heaters need switching separately, and are not only convenient not, and are difficult to mutually learn from other's strong points to offset one's weaknesses.The Introduction To Cn Patent of the patent No. 200520004940.4 hot water apparatus of a kind of electric water heater and solar water heater combination, the signaling line that this device will be arranged on solar water heater is connected to electric water heater, the electric water heater bottom connects mixing valve by the road, with a threeway, be connected to this mixing valve again, with threeway or four-way valve, be connected to according to this on electric water heater and solar water heater more in addition.This device is the pipeline complexity not only, and is larger to the original pipeline change of user, and applicability is poor.
The patent No. a kind of waterway switching control module of water heater that has been 201020563955.5 Introduction To Cn Patent, realize required automatic switchover between two kinds of water heaters by control circuit.This switching mode must be used motor and temperaturecontrol sensor, thus the structure more complicated, and user cost is higher.
Summary of the invention
The utility model will solve the composite switch device complex structure that electric water heater and solar water heater in prior art or gas water-heater are used in combination, use convenient not and the high problem of cost, a kind of water heater switching valve of the present utility model is provided for this reason, this switching valve can be combined electric water heater with the water-in and water-out passage of solar water heater, and water inlet and the water outlet that can switch electric water heater and solar water heater, this switching means configuration is simple, and installation and use is convenient, and cost is low.
For addressing the above problem, its special way of the technical solution adopted in the utility model is that valve body is provided with solar water heater inlet valve, solar water heater flowing water Valve, electric water heater flowing water Valve and cooling water inlet, cooling water outlet, water inlet and outlet dual-purpose mouth, hot water outlet, hot water inlet and back pressure chamber water flow passage;
Cooling water inlet and cooling water outlet lead to, and cooling water outlet, for the water intake of electric water heater, leading to, can make tap water pass through cooling water inlet, cooling water outlet input Water tank for electrical water heater; Cooling water inlet also leads to the entrance of solar water heater inlet valve, the internal orifice of the outlet of solar water heater inlet valve and described water inlet and outlet dual-purpose mouth leads to, the collar extension of water inlet and outlet dual-purpose mouth, for the water intake of solar water heater, with the water outlet Three way type, being connected, can make tap water pass through cooling water inlet, solar water heater inlet valve and water inlet and outlet dual-purpose mouth input solar water heater water tank; The collar extension of described hot water inlet is for leading to the water outlet of electric water heater, the entrance of the internal orifice of hot water inlet and electric water heater flowing water Valve leads to, the outlet of electric water heater flowing water Valve and described hot water outlet lead to, and can make the water outlet of electric water heater by hot water inlet, electric water heater flowing water Valve and hot water outlet output; The internal orifice of water inlet and outlet dual-purpose mouth also leads to the entrance of solar water heater flowing water Valve, outlet and the hot water outlet of solar water heater flowing water Valve lead to, and can make the water outlet of solar water heater by water inlet and outlet dual-purpose mouth, solar water heater flowing water Valve and hot water outlet output; Internal orifice and the hot water outlet of described back pressure chamber water flow passage lead to;
Described solar water heater flowing water Valve and electric water heater flowing water Valve are the Leading valve with back pressure chamber;
On described valve body, be connected with the valve body cover plate, on the valve body cover plate, be connected with COMM communication;
described COMM communication has port one, port two, port three and rotating shaft, rotating shaft is Three way type switching rotating shaft, the rotating shaft front end be placed in COMM communication and with port one, port two, the internal orifice correspondence of port three, the internal orifice of the internal orifice of port one and port three connects after an angle is rotated in rotating shaft, the internal orifice of the internal orifice of port two and port three connects after another angle is rotated in rotating shaft, the back pressure chamber of the collar extension of port one and electric water heater flowing water Valve leads to, the back pressure chamber of the collar extension of port two and solar water heater flowing water Valve leads to, the collar extension of the collar extension of port three and described back pressure chamber water flow passage leads to.The combination of described port one, port two, port three and rotating shaft is similar to common three-way switch valve, COMM communication rotating shaft only of the present utility model is rotated and two operating modes only occurred, be port one and port three perforations, perhaps port two connects with port three, does not have the perforation of port one and port two.
The utility model can be provided with a space on COMM communication body corresponding to its middle part of described rotating shaft, in this space, be provided with a torsion spring, torsion spring one end is connected in rotating shaft, and the torsion spring the other end is fixed on COMM communication body corresponding to the outside, space, so can make the rear location of rotating shaft rotation convenient.
Solar water heater inlet valve described in the utility model is preferably the electromagnetic pilot valve, this valve is comprised of valve seat, barrier film, diaphragm plate, piston cap, coil, piston, guide pin bushing and electrode sleeve pipe, barrier film is combined with diaphragm plate, barrier film is corresponding to valve seat, in piston, be placed in guide pin bushing, in guide pin bushing, be placed in the electrode sleeve pipe, electrode sleeve pipe inner sleeve is in coil, piston cap is connected in piston nose, and piston cap is also corresponding with the center hole of diaphragm plate.
Described solar water heater flowing water Valve should consist of valve seat, barrier film, diaphragm plate and spring, and barrier film is incorporated into diaphragm plate, and barrier film is also corresponding with valve seat, and spring is placed in back pressure chamber and is pressed on diaphragm plate to valve seat direction top;
Described electric water heater flowing water Valve should consist of valve seat, barrier film, diaphragm plate and spring, and barrier film is incorporated into diaphragm plate, and barrier film is also corresponding with valve seat, and spring is placed in back pressure chamber and is pressed on diaphragm plate to valve seat direction top.
described COMM communication can be to have inner chamber, the front end of described rotating shaft is placed in this inner chamber, the internal orifice of described port three runs through inner chamber, described port one, the internal orifice of port two is opened in inner chamber, in inner chamber, in port one internal orifice corresponding part, be provided with valve rod one, in port two internal orifice corresponding parts, be provided with valve rod two, the cap one on valve rod one and top thereof is be used to opening and closing the internal orifice of port one, the cap two on valve rod two and top thereof is be used to opening and closing the internal orifice of mouth two, the rotating shaft outer end is connected with knob, the rotating shaft front end has cambered outwards two of footpath and stirs projection, stir the recess that projection corresponds respectively to valve rod one and valve rod two for two, when the rotating shaft rotational is stirred respectively valve rod one, valve rod two, make described cap one closed or leave the internal orifice of port one, perhaps described cap two is closed or leave the internal orifice of port two,
Described valve body cover plate is provided with through hole one, through hole two and through hole three, and the collar extension of the port one of COMM communication, port two and port three leads to respectively in described through hole one, through hole two and through hole three.
The entrance of valve described in the utility model refers to the opening of valve seat towards the barrier film direction, and the outlet of valve refers to the port back on described Way in of valve seat.
The collar extension of described water inlet and outlet dual-purpose mouth is for being connected with the water outlet Three way type with the water intake of solar water heater, the water intake that refers to solar water heater water tank is connected with pipe with water outlet, the collar extension of the side opening of this pipe and water inlet and outlet dual-purpose mouth leads to, and is similar to T-shaped connection or Y type and connects.
the utility model is owing to being provided with the solar water heater inlet valve, the solar water heater flowing water Valve, electric water heater flowing water Valve and cooling water inlet, cooling water outlet, water inlet and outlet dual-purpose mouth, hot water outlet, hot water inlet and back pressure chamber water flow passage, cooling water inlet and cooling water outlet lead to, cooling water outlet is for leading to the water intake of electric water heater, cooling water inlet also leads to the entrance of solar water heater inlet valve, the internal orifice of the outlet of solar water heater inlet valve and described water inlet and outlet dual-purpose mouth leads to, water inlet and outlet dual-purpose mouth is for being connected with the water outlet Three way type with the water intake of solar water heater, therefore can be to electric water heater and solar water heater inlet after installing, because hot water inlet is used for leading to the water outlet of electric water heater, electric water heater flowing water Valve and hot water outlet lead to, water inlet and outlet dual-purpose mouth and solar water heater flowing water Valve lead to, solar water heater flowing water Valve and hot water outlet lead to, therefore can export the water outlet of electric water heater or the water outlet of solar water heater by the utility model, because the utility model is provided with COMM communication, therefore the water outlet of the water outlet of electric water heater and solar water heater can be switched to output mutually, can gather the use advantage of two kinds of water heaters again, and overcome to greatest extent both deficiencys.The utility model simple structure, volume is little, and installation and use is convenient, and cost is low.Use of the present utility model is conducive to energy-saving and environmental protection, safety.In the rotating shaft of COMM communication, be connected with the utility model of torsion spring, the more convenient operation that electric water heater and solar water heater water outlet are switched mutually, more high efficient and reliable is located in switching.
The accompanying drawing explanation
Fig. 1 is the utility model one outline drawing;
Fig. 2 is the utility model one structural representation;
Fig. 3 is member disassembly diagram of the present utility model;
Fig. 4 is the COMM communication outline drawing in the utility model;
Fig. 5 is the knob one angle schematic diagram of COMM communication;
Fig. 6 is that COMM communication is in port one opening state schematic diagram-corresponding electric water heater water outlet;
Fig. 7 is another angle schematic diagram of knob of COMM communication;
Fig. 8 is that COMM communication is in port two opening state schematic diagram-corresponding solar water heater water outlet;
Fig. 9 is that the corresponding electric water heater of the utility model goes out current direction (direction of arrow) schematic diagram;
Figure 10 is that the corresponding solar water heater of the utility model goes out current direction (direction of arrow) schematic diagram.
Mark and counterpart in figure: 1 solar water heater inlet valve, 2 solar water heater flowing water Valves, 3 electric water heater flowing water Valves, 4 cooling water inlets, 5 cooling water outlets, 6 water inlet and outlet dual-purpose mouths, 7 hot water outlets, 8 hot water inlets, 9 back pressure chamber water flow passage, 10 valve body cover plates, 11 COMM communication;
101 valve seats, 102 barrier films, 103 diaphragm plates, 104 piston caps, 105 coils, 106 pistons, 107 guide pin bushings, 108 electrode sleeve pipes;
201 valve seats, 202 barrier films, 203 diaphragm plates, 204 springs;
301 valve seats, 302 barrier films, 303 diaphragm plates, 304 springs;
1001 through hole one, 1002 through hole two, 1003 through holes three;
1101 port one, 1102 port two, 1103 port three, 1104 knobs, 1106 valve rod one, 1107 cap one, 1108 valve rod two, 1109 cap two, 1110 spaces, 1111 torsion springs.
Embodiment
Embodiment one
Water heater switching valve, valve body are provided with solar water heater inlet valve 1, solar water heater flowing water Valve 2, electric water heater flowing water Valve 3 and cooling water inlet 4, cooling water outlet 5, water inlet and outlet dual-purpose mouth 6, hot water outlet 7, hot water inlet 8 and back pressure chamber water flow passage 9;
Cooling water inlet 4 leads to cooling water outlet 5, and cooling water outlet 5 leads to for the water intake with electric water heater, can make tap water pass through cooling water inlet, cooling water outlet input Water tank for electrical water heater; Cooling water inlet also leads to the entrance of solar water heater inlet valve 1, in passage, be provided with a check valve, the internal orifice of the outlet of solar water heater inlet valve and described water inlet and outlet dual-purpose mouth 6 leads to, the collar extension of water inlet and outlet dual-purpose mouth, for the water intake of solar water heater, with the water outlet Three way type, being connected, can make tap water pass through cooling water inlet, solar water heater inlet valve and water inlet and outlet dual-purpose mouth input solar water heater water tank; The collar extension of described hot water inlet 8 is for leading to the water outlet of electric water heater, the entrance of the internal orifice of hot water inlet and electric water heater flowing water Valve 3 leads to, the outlet of electric water heater flowing water Valve and described hot water outlet 7 lead to, and can make the water outlet of electric water heater by hot water inlet, electric water heater flowing water Valve and hot water outlet output; The internal orifice of water inlet and outlet dual-purpose mouth also leads to the entrance of solar water heater flowing water Valve 2, the outlet of solar water heater flowing water Valve and hot water outlet 7 lead to, and can make the water outlet of solar water heater by water inlet and outlet dual-purpose mouth, solar water heater flowing water Valve and hot water outlet output; The internal orifice of described back pressure chamber water flow passage 9 and hot water outlet 7 lead to;
Solar water heater inlet valve 1 is the electromagnetic pilot valve, it is comprised of valve seat 101, barrier film 102, diaphragm plate 103, piston cap 104, coil 105, piston 106, guide pin bushing 107 and electrode sleeve pipe 108, barrier film is combined with diaphragm plate, barrier film is corresponding to valve seat, in piston, be placed in guide pin bushing, in guide pin bushing, be placed in the electrode sleeve pipe, electrode sleeve pipe inner sleeve is in coil, piston cap is connected in piston nose, and piston cap is also corresponding with the center hole of diaphragm plate;
Solar water heater flowing water Valve 2 and electric water heater flowing water Valve 3 are for having the Leading valve of back pressure chamber; Solar water heater flowing water Valve 2 consists of valve seat 201, barrier film 202, diaphragm plate 203 and spring 204, and barrier film is incorporated into diaphragm plate, and barrier film is also corresponding with valve seat, and spring is placed in back pressure chamber and is pressed on diaphragm plate to valve seat direction top; Electric water heater flowing water Valve 3 consists of valve seat 301, barrier film 302, diaphragm plate 303 and spring 304, and barrier film is incorporated into diaphragm plate, and barrier film is also corresponding with valve seat, and spring is placed in back pressure chamber and is pressed on diaphragm plate to valve seat direction top;
On described valve body, be connected with valve body cover plate 10, on the valve body cover plate, be connected with COMM communication 11;
described COMM communication has port 1, port 2 1102, port 3 1103 and rotating shaft 105, rotating shaft is Three way type switching rotating shaft, the rotating shaft front end be placed in COMM communication and with port one, port two, the internal orifice correspondence of port three, the internal orifice of the internal orifice of port one and port three connects after an angle is rotated in rotating shaft, the internal orifice of the internal orifice of port two and port three connects after another angle is rotated in rotating shaft, the back pressure chamber of the collar extension of port one and electric water heater flowing water Valve leads to, the back pressure chamber of the collar extension of port two and solar water heater flowing water Valve leads to, the collar extension of the collar extension of port three and described back pressure chamber water flow passage 9 leads to,
the concrete structure of COMM communication is that it has inner chamber, the front end of rotating shaft 1105 is placed in this inner chamber, the internal orifice of described port three runs through inner chamber, described port one, the internal orifice of port two is opened in inner chamber, in inner chamber, in port one internal orifice corresponding part, be provided with valve rod 1, in port two internal orifice corresponding parts, be provided with valve rod 2 1107, the cap 1 on valve rod one and top thereof is be used to opening and closing the internal orifice of port one, the cap 2 1109 on valve rod two and top thereof is be used to opening and closing the internal orifice of mouth two, the rotating shaft outer end is connected with knob 1104, the rotating shaft front end has cambered outwards two of footpath and stirs projection, stir the recess that projection corresponds respectively to valve rod one and valve rod two for two, when the rotating shaft rotational is stirred respectively valve rod one, valve rod two, make described cap one closed or leave the internal orifice of port one, perhaps described cap two is closed or leave the internal orifice of port two,
Described valve body cover plate is provided with through hole 1, through hole 2 1002 and through hole 3 1003, and the collar extension of the port one of COMM communication, port two and port three leads to respectively in described through hole one, through hole two and through hole three.
When the utility model is installed, cooling water inlet 4 is connected with external tap water supplying tube, cooling water outlet 5 is connected with the Water tank for electrical water heater water intake, hot water inlet 8 is connected with the Water tank for electrical water heater water outlet, the water intake of water inlet and outlet dual-purpose mouth and solar water heater water tank and the connecting leg of water outlet prop up and connect, similar T-shaped or Y type connection, hot water outlet 7 is connected with terminal hot water output member.
Tap water can be by cooling water inlet 4 and cooling water outlet 5 input Water tank for electrical water heaters; During the solar water heater water tank lack of water, level sensor sends signal, and solar water heater inlet valve 1 is opened, and tap water is by cooling water inlet, the logical water feeding of heater valve of the sun and water inlet and outlet dual-purpose mouth 6 input solar water heater water tanks.
as Fig. 5, Fig. 6, shown in Figure 9, an angle is rotated in the rotating shaft 1105 of COMM communication 11, valve rod 1 and cap 1 are opened the internal orifice of port 1, port one connects with port three, because the collar extension of port one and the back pressure chamber of electric water heater flowing water Valve 3 lead to, the collar extension of port three and back pressure chamber water flow passage 9 are led to, therefore the water in electric water heater flowing water Valve back pressure chamber is discharged by back pressure chamber water flow passage and hot water outlet 7, back pressure chamber pressure release under electric water heater water outlet flow action, the electric water heater flowing water Valve is opened automatically, the electric water heater water outlet is by hot water inlet 8 and hot water outlet 7 outputs.
As Fig. 7, Fig. 8, shown in Figure 10, another angle is rotated in the rotating shaft 1105 of COMM communication 11, valve rod 2 1108 and cap 2 1109 are opened the internal orifice of port 2 1102, port two connects with port three, after this relation of leading to is similar to above-mentioned electric water heater water outlet, and the solar water heater water outlet is by water inlet and outlet dual-purpose mouth 6 and hot water outlet 7 outputs.
Embodiment two
This routine switching valve, be provided with a space 1110 on the COMM communication body of its middle part correspondence of described rotating shaft, in this space, is provided with a torsion spring 1111, and torsion spring one end is connected in rotating shaft, and the torsion spring the other end is fixed on COMM communication body corresponding to the outside, space.Other structures are identical with upper example.
Claims (5)
1. the water heater switching valve, is characterized in that valve body is provided with solar water heater inlet valve (1), solar water heater flowing water Valve (2), electric water heater flowing water Valve (3) and cooling water inlet (4), cooling water outlet (5), water inlet and outlet dual-purpose mouth (6), hot water outlet (7), hot water inlet (8) and back pressure chamber water flow passage (9);
Cooling water inlet (4) leads to cooling water outlet (5), and cooling water outlet (5) leads to for the water intake with electric water heater, can make tap water pass through cooling water inlet, cooling water outlet input Water tank for electrical water heater; Cooling water inlet also leads to the entrance of solar water heater inlet valve (1), the internal orifice of the outlet of solar water heater inlet valve and described water inlet and outlet dual-purpose mouth (6) leads to, the collar extension of water inlet and outlet dual-purpose mouth, for the water intake of solar water heater, with the water outlet Three way type, being connected, can make tap water pass through cooling water inlet, solar water heater inlet valve and water inlet and outlet dual-purpose mouth input solar water heater water tank; The collar extension of described hot water inlet (8) is for leading to the water outlet of electric water heater, the entrance of the internal orifice of hot water inlet and electric water heater flowing water Valve (3) leads to, the outlet of electric water heater flowing water Valve and described hot water outlet (7) lead to, and can make the water outlet of electric water heater by hot water inlet, electric water heater flowing water Valve and hot water outlet output; The internal orifice of water inlet and outlet dual-purpose mouth also leads to the entrance of solar water heater flowing water Valve (2), the outlet of solar water heater flowing water Valve and hot water outlet (7) lead to, and can make the water outlet of solar water heater by water inlet and outlet dual-purpose mouth, solar water heater flowing water Valve and hot water outlet output; The internal orifice of described back pressure chamber water flow passage (9) and hot water outlet (7) lead to;
Described solar water heater flowing water Valve (2) and electric water heater flowing water Valve (3) are for having the Leading valve of back pressure chamber;
On described valve body, be connected with valve body cover plate (10), on the valve body cover plate, be connected with COMM communication (11);
described COMM communication has port one (1101), port two (1102), port three (1103) and rotating shaft (105), rotating shaft is Three way type switching rotating shaft, the rotating shaft front end be placed in COMM communication and with port one, port two, the internal orifice correspondence of port three, the internal orifice of the internal orifice of port one and port three connects after an angle is rotated in rotating shaft, the internal orifice of the internal orifice of port two and port three connects after another angle is rotated in rotating shaft, the back pressure chamber of the collar extension of port one and electric water heater flowing water Valve leads to, the back pressure chamber of the collar extension of port two and solar water heater flowing water Valve leads to, the collar extension of the collar extension of port three and described back pressure chamber water flow passage (9) leads to.
2. switching valve as claimed in claim 1, it is characterized in that being provided with a space (1110) on COMM communication body corresponding to its middle part of described rotating shaft, in this space, be provided with a torsion spring (1111), torsion spring one end is connected in rotating shaft, and the torsion spring the other end is fixed on COMM communication body corresponding to the outside, space.
3. switching valve as claimed in claim 1 or 2, it is characterized in that described solar water heater inlet valve (1) is the electromagnetic pilot valve, this valve is comprised of valve seat (101), barrier film (102), diaphragm plate (103), piston cap (104), coil (105), piston (106), guide pin bushing (107) and electrode sleeve pipe (108), barrier film is combined with diaphragm plate, barrier film is corresponding to valve seat, in piston, be placed in guide pin bushing, in guide pin bushing, be placed in the electrode sleeve pipe, electrode sleeve pipe inner sleeve is in coil, piston cap is connected in piston nose, and piston cap is also corresponding with the center hole of diaphragm plate.
4. switching valve as claimed in claim 3, it is characterized in that: described solar water heater flowing water Valve (2) consists of valve seat (201), barrier film (202), diaphragm plate (203) and spring (204), barrier film is incorporated into diaphragm plate, barrier film is also corresponding with valve seat, and spring is placed in back pressure chamber and is pressed on diaphragm plate to valve seat direction top;
Described electric water heater flowing water Valve (3) consists of valve seat (301), barrier film (302), diaphragm plate (303) and spring (304), and barrier film is incorporated into diaphragm plate, and barrier film is also corresponding with valve seat, and spring is placed in back pressure chamber and is pressed on diaphragm plate to valve seat direction top.
5. switching valve as claimed in claim 4, it is characterized in that described COMM communication has inner chamber, the front end of described rotating shaft is placed in this inner chamber, the internal orifice of described port three runs through inner chamber, described port one, the internal orifice of port two is opened in inner chamber, in inner chamber, in port one internal orifice corresponding part, be provided with valve rod one (1106), in port two internal orifice corresponding parts, be provided with valve rod two (1107), the cap one (1107) on valve rod one and top thereof is be used to opening and closing the internal orifice of port one, the cap two (1109) on valve rod two and top thereof is be used to opening and closing the internal orifice of mouth two, the rotating shaft outer end is connected with knob (1104), the rotating shaft front end has cambered outwards two of footpath and stirs projection, stir the recess that projection corresponds respectively to valve rod one and valve rod two for two, when the rotating shaft rotational is stirred respectively valve rod one, valve rod two, make described cap one closed or leave the internal orifice of port one, perhaps described cap two is closed or leave the internal orifice of port two,
Described valve body cover plate is provided with through hole one (1004), through hole two (1002) and through hole three (1003), and the collar extension of the port one of COMM communication, port two and port three leads to respectively in described through hole one, through hole two and through hole three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320293405XU CN203297670U (en) | 2013-05-24 | 2013-05-24 | Changeover valve of water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320293405XU CN203297670U (en) | 2013-05-24 | 2013-05-24 | Changeover valve of water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203297670U true CN203297670U (en) | 2013-11-20 |
Family
ID=49573677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320293405XU Withdrawn - After Issue CN203297670U (en) | 2013-05-24 | 2013-05-24 | Changeover valve of water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203297670U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267143A (en) * | 2013-05-24 | 2013-08-28 | 杭州神林电子有限公司 | Switching valve of water heater |
-
2013
- 2013-05-24 CN CN201320293405XU patent/CN203297670U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267143A (en) * | 2013-05-24 | 2013-08-28 | 杭州神林电子有限公司 | Switching valve of water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131120 Effective date of abandoning: 20160629 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |