CN215522081U - Anti-freezing valve and water heater applying same - Google Patents
Anti-freezing valve and water heater applying same Download PDFInfo
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- CN215522081U CN215522081U CN202121477458.8U CN202121477458U CN215522081U CN 215522081 U CN215522081 U CN 215522081U CN 202121477458 U CN202121477458 U CN 202121477458U CN 215522081 U CN215522081 U CN 215522081U
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Abstract
The utility model relates to an anti-freezing valve and a water heater using the same, wherein the anti-freezing valve comprises a valve body, a containing cavity is arranged in the valve body, and a water inlet connector interface, a water inlet connector and a water outlet connector are arranged on the valve body, wherein the water inlet connector interface is communicated with the containing cavity; the method is characterized in that: the utility model also comprises a water inlet and outlet arranged on the valve body, compared with the prior art, the utility model has the advantages that: the valve body is integrated with the water inlet connector interface, the water inlet interface, the water outlet interface, the water inlet drainage port and the water outlet drainage port, and is provided with the valve core linked with the valve rod, so that the conversion of water supply and drainage functions can be realized only by rotating the valve rod, and an implementation mode of the anti-freezing valve is provided for realizing the automatic control of the gas rapid water heater.
Description
Technical Field
The utility model relates to a valve for a water heater, in particular to an anti-freezing valve and a water heater applying the anti-freezing valve.
Background
The gas water heater is communicated with the outdoor environment through the smoke exhaust pipe, and cold air easily enters the water heater along the smoke exhaust pipe when the outdoor temperature is lower than zero centigrade in cold winter, so that the weak part of a water path pipeline of the water heater is frozen and cracked, and most of the gas water heaters are additionally provided with the electric heating anti-freezing cracking device, so that a certain anti-freezing function is achieved. The electric heating anti-frost-crack device can normally start to work only when the water heater is in a power-on state, and the situation that the electric heating device cannot be started and a water heater pipeline is frost-cracked due to the fact that some users have the habit of pulling out a power plug of the water heater after using the water heater, or have power failure at home, or a newly-decorated house does not use power failure for a long time and the like can be caused. The water channel of the water heater is usually a normally open valve at the water inlet end and a normally closed valve at the water outlet end, so that if a user does not find that the water inlet valve is closed in time, the whole machine leaks water, and property loss and safety problems such as water soaking on the floor, electric leakage and the like are caused.
SUMMERY OF THE UTILITY MODEL
The first technical problem to be solved by the present invention is to provide an antifreeze valve which is convenient for users to use in view of the above prior art.
The second technical problem to be solved by the present invention is to provide a water heater using the above mentioned frost valve, in view of the above mentioned prior art.
The technical scheme adopted by the utility model for solving the first technical problem is as follows: the antifreezing valve comprises:
the valve body is internally provided with an accommodating cavity, and the valve body is provided with a water inlet joint interface, a water inlet joint and a water outlet joint which are communicated with the accommodating cavity and are connected with the heat exchanger;
the method is characterized in that: also includes:
the water inlet and outlet is arranged on the valve body, is communicated with the accommodating cavity and is used for discharging water in a water inlet interface in the heat exchanger;
the water outlet is arranged on the valve body, communicated with the accommodating cavity and used for discharging water in a water outlet interface in the heat exchanger;
the valve core is arranged in the accommodating cavity, is provided with a water passing part and can rotate to a first position or a second position, the water passing part is respectively and fluidly communicated with the water inlet connector and the water inlet connector as well as the water inlet and outlet ports when the valve core is in the first position, and the water passing part is respectively and fluidly communicated with the water inlet connector and the water inlet and outlet ports as well as the water outlet connector and the water outlet port when the valve core is in the second position; and
and one end of the valve rod penetrates through the valve body to be connected with the valve core, and the other end of the valve rod extends out of the valve body to serve as a driving end.
In order to achieve that water in a water inlet interface and water in a water outlet interface of a heat exchanger of the water heater can be discharged from a water inlet discharge port and a water outlet discharge port corresponding to the water inlet interface and the water outlet interface respectively, preferably, the water passing part comprises a first water passing channel and a second water passing channel, two ends of the first water passing channel are correspondingly and respectively in fluid communication with the water inlet connector interface and the water inlet interface under the condition that the valve core is at the first position, and two ends of the second water passing channel are correspondingly and respectively in fluid communication with the water inlet discharge port and the water outlet discharge port; and under the state that the valve core is positioned at the second position, two ends of the first water passing channel are respectively and correspondingly in fluid communication with the water inlet interface and the water inlet and outlet, and two ends of the second water passing channel are respectively and correspondingly in fluid communication with the water outlet interface and the water outlet and outlet. Therefore, when the valve core is in the second position, water in the water inlet interface can be discharged from the water inlet water outlet by means of the gravity of the water inlet interface, and water in the water outlet interface can be discharged from the water outlet by means of the gravity of the water outlet interface, so that water in the water inlet interface and the water outlet interface can be completely discharged.
In order to optimally arrange a first water passing channel and a second water passing channel in the valve core, preferably, the first water passing channel comprises a first water passing pipe and a second water passing pipe which have acute included angles and are communicated with each other, the second water passing channel comprises a third water passing pipe and a fourth water passing pipe which have acute included angles and are communicated with each other, and the first water passing channel and the second water passing channel are oppositely arranged.
Preferably, the included angle between the first water passing pipe and the second water passing pipe is 72 degrees, and the included angle between the third water passing pipe and the fourth water passing pipe is 72 degrees.
In order to solve the second technical problem, the present invention further provides a water heater using the above anti-freezing valve, including a casing and a heat exchanger disposed in the casing, where the heat exchanger includes a water inlet pipe and a water outlet pipe, and is characterized in that: the water inlet joint interface is in butt joint with the water inlet interface, the water inlet interface is in butt joint with the water inlet pipe, the water outlet interface is in butt joint with the water outlet pipe, and the water inlet outlet and the water outlet are both connected to the outside of the machine and communicated with the atmosphere.
Compared with the prior art, the utility model has the advantages that: the valve body is integrated with the water inlet connector interface, the water inlet interface, the water outlet interface, the water inlet drainage port and the water outlet drainage port, and is provided with the valve core linked with the valve rod, so that the conversion of water supply and drainage functions can be realized only by rotating the valve rod, and an implementation mode of the anti-freezing valve is provided for realizing the automatic control of the gas rapid water heater.
Drawings
FIG. 1 is a schematic view of a freeze valve according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a freeze valve in an embodiment of the present invention;
FIG. 3 is a sectional view of the antifreeze valve of the embodiment of the present invention in a normal use state;
FIG. 4 is a sectional view of the antifreeze valve of the embodiment of the present invention in the antifreeze state;
FIG. 5 is a sectional view of an embodiment of the freeze valve of the present invention installed in a water heater in a normal water inlet state;
fig. 6 is a sectional view showing a frost valve according to an embodiment of the present invention installed in a water heater in a state of being frozen in winter.
Detailed Description
The utility model is described in further detail below with reference to the accompanying examples.
As shown in FIGS. 1 to 6, the preferred embodiment of the present invention is shown. The anti-freezing valve of the embodiment comprises a valve body 1, wherein the valve body 1 is provided with a containing cavity 10, the valve body 1 is provided with a water inlet joint interface 11 communicated with the containing cavity 10, a water inlet interface 12 and a water outlet interface 13 connected with a heat exchanger 4, and a water inlet and outlet 14 arranged on the valve body 1, the water inlet and outlet 14 is communicated with the containing cavity 10 and used for discharging water in the water inlet interface 12 in the heat exchanger 4, the valve body 1 is also provided with a water outlet 15, the water outlet 15 is communicated with the containing cavity 10 and used for discharging water in the water outlet interface 13 in the heat exchanger 4, in addition, a valve core 2 is arranged in the containing cavity 10, the valve core 2 is provided with a water passing part and can rotate to a first position or a second position, and the water passing part is respectively communicated with the water inlet joint interface 11, the water inlet interface 12, the water inlet and outlet 14 and the water outlet 15 in a fluid manner when the valve core 2 is at the first position, and in the state that the valve core 2 is at the second position, the water passing part is respectively communicated with the water inlet interface 12 and the water inlet and outlet port 14 as well as the water outlet interface 13 and the water outlet and outlet port 15; and finally, the water supply and drainage valve further comprises a valve rod 5 with one end penetrating through the valve body 1 and connected with the valve core 2, the other end of the valve rod 5 extends out of the valve body 1 to serve as a driving end, a water inlet connector 11, a water inlet connector 12, a water outlet connector 13, a water inlet and drainage port 14 and a water outlet and drainage port 15 are integrated on the valve body 1, the valve core 2 linked with the valve rod is arranged, and the water supply and drainage functions can be converted by only rotating the valve rod.
Specifically, as shown in fig. 5 and 6, in order to achieve that water in the water inlet port 12 and water in the water outlet port 13 of the heat exchanger 4 of the water heater can be discharged from the corresponding water inlet and outlet ports 14 and 15, respectively, the water passing portion includes a first water passing channel 21 and a second water passing channel 22, when the valve core 2 is in the first position, two ends of the first water passing channel 21 are in fluid communication with the water inlet connector port 11 and the water inlet port 12, respectively, and two ends of the second water passing channel 22 are in fluid communication with the water inlet and outlet ports 14 and 15, respectively; when the valve core 2 is at the second position, two ends of the first water passing channel 21 are respectively and correspondingly communicated with the water inlet interface 12 and the water inlet and outlet port 14 in a fluid mode, and two ends of the second water passing channel 22 are respectively and correspondingly communicated with the water outlet interface 13 and the water outlet and outlet port 15 in a fluid mode. Thus, in the state that the valve core 2 is at the second position, the water in the water inlet connector 12 can be discharged from the water inlet and outlet port 14 by virtue of the gravity thereof, and the water in the water outlet connector 13 can be discharged from the water outlet and outlet port 15 by virtue of the gravity thereof, so that the water in the water inlet connector 12 and the water in the water outlet connector 13 can be completely discharged. In order to optimally arrange the first water passing channel 21 and the second water passing channel 22 in the valve core 2, the first water passing channel 21 comprises a first water passing pipe 211 and a second water passing pipe 212 which form an acute angle and are communicated with each other, the second water passing channel 22 comprises a third water passing pipe 221 and a fourth water passing pipe 222 which form an acute angle and are communicated with each other, and the first water passing channel 21 and the second water passing channel 22 are oppositely arranged. The included angle between the first water passing pipe 211 and the second water passing pipe 212 in this embodiment is 72 °, and the included angle between the third water passing pipe 221 and the fourth water passing pipe 222 is 72 °. Finally, the embodiment also provides a water heater applying the anti-freezing valve, which includes a casing 3 and a heat exchanger 4 disposed in the casing 3, wherein the heat exchanger 4 includes a water inlet pipe 41 and a water outlet pipe 42, the water inlet connector 11 is in butt joint with the water inlet connector 12, the water inlet connector 12 is in butt joint with the water inlet pipe 41, the water outlet connector 13 is in butt joint with the water outlet pipe 42, and the water inlet outlet 14 and the water outlet 15 are both connected to the outside of the machine and communicated with the atmosphere.
In summary, the waterway path of the antifreeze valve in the water inlet and water discharge states is as follows:
in a normal state (refer to fig. 3 and 5), the first water passing pipe 211 of the first water passing channel 21 is in fluid communication with the water inlet connector 11, the second water passing pipe 212 of the first water passing channel 21 is in fluid communication with the water inlet connector 12, the third water passing pipe 221 of the second water passing channel 22 is in fluid communication with the water inlet and outlet 14, and the fourth water passing pipe 222 of the second water passing channel 22 is in fluid communication with the water outlet and outlet 15;
when frost cracking is prevented in winter (refer to fig. 4 and 6), the knob 50 outside the valve rod 5 is rotated, at this time, the first water passing pipe 211 of the first water passing channel 21 is in fluid communication with the water inlet and outlet port 14, the second water passing pipe 212 is in fluid communication with the water inlet interface 12, the third water passing pipe 221 of the second water passing channel 22 is in fluid communication with the water outlet and outlet port 15, and the fourth water passing pipe 222 is in fluid communication with the water outlet interface 13, so that water in the water inlet interface 12 and the water outlet interface 13 can be discharged from the water outlet and inlet port 15 and 14 by virtue of the gravity thereof.
Claims (5)
1. An antifreeze valve comprising:
the water inlet valve comprises a valve body (1) and a heat exchanger (4), wherein an accommodating cavity (10) is formed in the valve body (1), and a water inlet joint interface (11) communicated with the accommodating cavity (10), a water inlet interface (12) and a water outlet interface (13) connected with the heat exchanger (4) are formed in the valve body (1);
the method is characterized in that: also includes:
the water inlet and outlet (14) is arranged on the valve body (1), is communicated with the accommodating cavity (10) and is used for discharging water in the water inlet connector (12) in the heat exchanger (4);
the water outlet (15) is arranged on the valve body (1), communicated with the accommodating cavity (10) and used for discharging water in the water outlet connector (13) in the heat exchanger (4);
the valve core (2) is arranged in the accommodating cavity (10), is provided with a water passing part and can rotate to a first position or a second position, the water passing part is respectively in fluid communication with the water inlet connector interface (11), the water inlet connector (12), the water inlet and outlet port (14), and the water outlet and outlet port (15) when the valve core (2) is at the first position, and the water passing part is respectively in fluid communication with the water inlet connector (12), the water inlet and outlet port (14), the water outlet connector (13), and the water outlet and outlet port (15) when the valve core (2) is at the second position; and
and one end of the valve rod (5) penetrates through the valve body (1) to be connected with the valve core (2), and the other end of the valve rod extends out of the valve body (1) to serve as a driving end.
2. The antifreeze valve according to claim 1, wherein: the water passing part comprises a first water passing channel (21) and a second water passing channel (22), two ends of the first water passing channel (21) are respectively and correspondingly in fluid communication with the water inlet connector interface (11) and the water inlet connector interface (12) under the condition that the valve core (2) is at the first position, and two ends of the second water passing channel (22) are respectively and correspondingly in fluid communication with the water inlet and outlet (14) and the water outlet and outlet (15); and when the valve core (2) is in the second position, two ends of the first water passing channel (21) are respectively and correspondingly communicated with the water inlet interface (12) and the water inlet and outlet port (14) in a fluid mode, and two ends of the second water passing channel (22) are respectively and correspondingly communicated with the water outlet interface (13) and the water outlet and outlet port (15) in a fluid mode.
3. The antifreeze valve according to claim 2, wherein: the first water passing channel (21) comprises a first water passing pipe (211) and a second water passing pipe (212) which have acute angles and are communicated, the second water passing channel (22) comprises a third water passing pipe (221) and a fourth water passing pipe (222) which have acute angles and are communicated, and the first water passing channel (21) and the second water passing channel (22) are arranged oppositely.
4. The antifreeze valve according to claim 3, wherein: the included angle between the first water passing pipe (211) and the second water passing pipe (212) is 72 degrees, and the included angle between the third water passing pipe (221) and the fourth water passing pipe (222) is 72 degrees.
5. A water heater applying the anti-freezing valve as claimed in any one of claims 1 to 4, comprising a casing (3) and a heat exchanger (4) arranged in the casing (3), wherein the heat exchanger (4) comprises a water inlet pipe (41) and a water outlet pipe (42), and is characterized in that: the water inlet joint connector (11) is in butt joint with the water inlet connector (12), the water inlet connector (12) is in butt joint with the water inlet pipe (41), the water outlet connector (13) is in butt joint with the water outlet pipe (42), and the water inlet and outlet ports (14) and (15) are connected to the outside of the machine and communicated with the atmosphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121477458.8U CN215522081U (en) | 2021-06-30 | 2021-06-30 | Anti-freezing valve and water heater applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121477458.8U CN215522081U (en) | 2021-06-30 | 2021-06-30 | Anti-freezing valve and water heater applying same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215522081U true CN215522081U (en) | 2022-01-14 |
Family
ID=79811491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121477458.8U Active CN215522081U (en) | 2021-06-30 | 2021-06-30 | Anti-freezing valve and water heater applying same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215522081U (en) |
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2021
- 2021-06-30 CN CN202121477458.8U patent/CN215522081U/en active Active
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