CN212929560U - Hot water backflow supplementing pipeline - Google Patents
Hot water backflow supplementing pipeline Download PDFInfo
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- CN212929560U CN212929560U CN202021656145.4U CN202021656145U CN212929560U CN 212929560 U CN212929560 U CN 212929560U CN 202021656145 U CN202021656145 U CN 202021656145U CN 212929560 U CN212929560 U CN 212929560U
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Abstract
The utility model discloses a hot water backflow supplementing pipeline, wherein the water inlet end of a water heater is respectively connected with a cold water inlet pipe and a hot water outlet pipe of the water heater, a plurality of hot water branch pipes connected with the hot water outlet pipe are respectively communicated with hot water inlets of corresponding cold and hot water taps, and cold water ports of the cold and hot water taps are respectively provided with a cold water inlet pipe communicated with a cold water header pipe; the one end of the backward flow moisturizing pipe that adds is established only and is gone out the check valve that can not advance, and the pipeline of the other end of check valve advances another interface connection of three way connection on the pipe with water heater cold water, and the other end of backward flow moisturizing pipe is established the connecting pipe and is constituted the return circuit with the terminal intercommunication of hot water output tube, and a plurality of external backward flow moisturizing pipes of backward flow moisturizing pipe and cold and hot water faucet's hot water branch pipe intercommunication, the utility model discloses make the backward flow moisturizing pipe be full of hot water constantly in using to can flow back and get into the water heater, can reverse closely provide hot water for cold and hot water faucet simultaneously, make.
Description
Technical Field
The utility model belongs to the technical field of a control valve class technique and specifically relates to a hot water backward flow replenishing pipeline.
Background
As shown in fig. 2: most of water supply cold and hot pipelines in a household only have two pipelines, namely a hot water pipeline and a cold water pipeline, the cold water pipeline is connected from a public water supply network, the hot water pipeline is connected from a hot water output end of a first water heater 1001, hot water inlets of a first water tap 1006, a second water tap 1007 and a third water tap 1008 are communicated with a first hot water pipeline 1002 connected with the first water heater 1001 through a first hot water inlet pipeline 1004, cold water inlets of the first water tap 1006, the second water tap 1007 and the third water tap 1008 are respectively provided with a first cold water inlet pipeline 1005 communicated with a first cold water pipeline 1003, and the similar conventional arrangement is that the hot and cold water taps in the household provide hot water, warm water or cold water, however, in practice, as shown in figure 2 as an example, the first water tap 1006 is close to the first water heater 1001, the second water tap 1007 is far from the first water heater 1001, the third water tap 1008 is far from the first water heater 1001, when hot water supply is needed, the time for the first water tap, the tap three 1008 takes longer to discharge hot water, and needs to discharge cold water for a longer time to discharge hot water, especially in cold winter, and the amount of tap water used in each month actually includes the waste of the water discharged in the blank time.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is to overcome the deficiencies of the prior art and provide a hot water backflow supplement pipeline, the water inlet end of the water heater is respectively connected with the cold water inlet pipe and the hot water outlet pipe of the water heater, a plurality of hot water branch pipes connected with the hot water outlet pipe are respectively communicated with the hot water inlets of the corresponding cold and hot water taps, and the cold water ports of the cold and hot water taps are respectively provided with the cold water inlet pipe to be communicated with the cold water header pipe; the one end of the backward flow moisturizing pipe that adds is established only and is gone out the check valve that can not advance, and the pipeline of the other end of check valve advances another interface connection of three way connection on the pipe with water heater cold water, and the other end of backward flow moisturizing pipe is established the connecting pipe and is constituted the return circuit with the terminal intercommunication of hot water output tube, and a plurality of external backward flow moisturizing pipes of backward flow moisturizing pipe and cold and hot water faucet's hot water branch pipe intercommunication, the utility model discloses make the backward flow moisturizing pipe be full of hot water constantly in using to can flow back and get into the water heater, can reverse closely provide hot water for cold and hot water faucet simultaneously, make.
In order to achieve the above purpose, the technical scheme of the utility model is that: a hot water backflow supplementing pipeline comprises a water heater, wherein the water inlet end of the water heater is respectively connected with a cold water inlet pipe and a hot water outlet pipe of the water heater, a cold water valve is mounted on the cold water inlet pipe of the water heater, a pipeline at the outlet end of the cold water valve is provided with a three-way joint, and a pipeline connected with an interface of the three-way joint is connected with a cold water inlet of the water heater;
a plurality of hot water branch pipes connected with the hot water output pipe are respectively communicated with hot water inlets of a first cold and hot water tap, a second cold and hot water tap and a third cold and hot water tap, and cold water ports connected with the hot water inlets of the first cold and hot water tap, the second cold and hot water tap and the third cold and hot water tap are respectively provided with a cold water inlet pipe communicated with a cold water main pipe;
the one end of backward flow moisturizing pipe establishes the check valve that only can not advance, the pipeline of the other end of check valve and three way connection's another interface connection, and the other end of backward flow moisturizing pipe establishes connecting pipe and the terminal intercommunication of hot water output tube, and the external a plurality of backward flow moisturizing branch pipes of backward flow moisturizing pipe, the other end of backward flow moisturizing pipe communicates with the hot water branch pipe of first cold and hot tap, the cold and hot tap of second and the cold and hot tap of third respectively.
And a hot water valve is arranged in front of the connecting end of the hot water output pipe and the water heater.
Further, the hot water output pipe, the hot water branch pipe, the backflow water replenishing pipe, the cold water inlet pipe of the water heater and the cold water main pipe are all steady-state PPR pipes.
The utility model has the advantages that: the utility model discloses make backward flow moisturizing pipe be full of hot water constantly in using to can the backward flow get into the water heater, can reverse closely provide hot water for cold and hot water tap simultaneously, make cold and hot water tap flow out hot water fast.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic diagram of a hot water pipeline i.
In the figure: the water heater comprises a water heater 1, a hot water valve 2, a first cold and hot water faucet 3, a hot water output pipe 4, a second cold and hot water faucet 5, a backflow water replenishing pipe 6, a third cold and hot water faucet 7, a connecting pipe 8, a cold water inlet pipe 9, a backflow water replenishing branch pipe 10, a hot water branch pipe 11, a cold water main pipe 12, a water heater cold water inlet pipe 13, a three-way joint 14, a cold water valve 15, a one-way valve 16, a first water heater 1001, a first hot water pipe 1002, a first cold water pipe 1003, a first hot water inlet pipe 1004, a first cold water inlet pipe 1005, a first water faucet 1006, a second water faucet 1007 and a third.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
As shown in fig. 1, in a hot water backflow supplementing pipeline, a water inlet end of a water heater 1 is respectively connected with a cold water inlet pipe 13 and a hot water outlet pipe 4 of the water heater, a cold water valve 15 is installed on the cold water inlet pipe 13 of the water heater, a pipeline at an outlet end of the cold water valve 15 is provided with a three-way joint 14, and a pipeline connected with an interface of the three-way joint 14 is connected with a cold water inlet of the water heater 1; a plurality of hot water branch pipes 11 connected with a hot water output pipe 4 are respectively communicated with hot water inlets of a first cold and hot water faucet 3, a second cold and hot water faucet 5 and a third cold and hot water faucet 7, cold water inlet pipes 9 are respectively arranged at cold water interfaces connected with the hot water inlets of the first cold and hot water faucet 3, the second cold and hot water faucet 5 and the third cold and hot water faucet 7 and are communicated with a cold water main pipe 12, and in practical application, the supply of cold water, hot water and warm water of the faucets in common application in a family is provided.
One end of the backflow water replenishing pipe 6 is provided with a one-way valve 16 which only can not enter, a pipeline at the other end of the one-way valve 16 is connected with the other interface of the three-way joint 14, the other end of the backflow water replenishing pipe 6 is provided with a connecting pipe 8 to be communicated with the tail end of the hot water output pipe 4, the backflow water replenishing pipe 6 is externally connected with a plurality of backflow water replenishing branch pipes 10, the other ends of the backflow water replenishing branch pipes 10 are respectively communicated with a first cold and hot water faucet 3 which is close to the water heater 1, a second cold and hot water faucet 5 which is far away from the water heater 1 and a hot water branch pipe 11 of a third cold and hot water faucet 7 which is far away from the water heater 1, in practical application, when the first cold and hot water faucet 3 which is close to the water heater 1 applies hot water, a valve of the first cold and hot water faucet 3 is opened, hot water which flows out from the, after the first cold and hot water faucet 3 is opened, the pressure in the hot water backflow supplementing pipeline is unbalanced, hot water can flow through the whole hot water output pipe 4 and enter the backflow water supplementing branch pipe 10 after passing through the connecting pipe 8, hot water in the hot water branch pipe 11 also synchronously flows into the backflow water supplementing branch pipe 6 from the backflow water supplementing branch pipe 10, when the flow and the water pressure in the hot water backflow supplementing pipeline are larger than the damping pressure of the check valve 16, the check valve 16 is opened, hot water is output from the check valve 16 to enter the cold water inlet pipe 13 end of the water heater and is sent into the water heater 1 under the pressure of an external municipal water network, and the hot water flows in the backflow water supplementing branch pipe 10 in a one;
after the first cold and hot water faucet 3 is closed, the flow of hot water in the hot water output pipe 4 and the backflow water replenishing pipe 6 is stopped, the water flows in the cold water inlet pipe 13 and the hot water output pipe 4 of the water heater 1 are both stopped, the water pressure in the pipelines keeps balance, the one-way valve 16 is closed, and at the moment, the hot water output pipe 4 and the backflow water replenishing pipe 6 are both hot water;
when the second cold and hot water tap 5, the third cold and hot water tap 7 or other cold and hot water taps which are far away or far away from the water heater 1 are opened, hot water from the water heater 1 is supplied from the hot water output pipe 4 and flows out of the cold and hot water taps, and hot water in the backflow water replenishing pipe 6 reversely enters the second cold and hot water tap 5, the third cold and hot water tap 7 or other cold and hot water taps which are far away from the first cold and hot water tap 3 through the backflow water replenishing branch pipe 10 and flows out, so that the cold and hot water taps can flow out hot water quickly.
At this time, the water pressure of the return water replenishing pipe 6 is lower than the opening pressure of the check valve 16, and the check valve 16 is kept in the closed state.
The hot water output pipe 4, the hot water branch pipe 11, the backflow water replenishing pipe 6, the water heater cold water inlet pipe 13 and the cold water main pipe 12 are all steady-state PPR pipes, and the heat preservation performance is good.
The utility model discloses make backward flow moisturizing pipe be full of hot water constantly in using to can the backward flow get into the water heater, can reverse provide hot water for cold and hot water tap closely simultaneously, make cold and hot water tap flow out hot water fast, reduce the waste of water resource in step.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (3)
1. A hot water return makeup line, characterized by: the water heater comprises a water heater (1), wherein the water inlet end of the water heater (1) is respectively connected with a cold water inlet pipe (13) and a hot water outlet pipe (4) of the water heater, a cold water valve (15) is arranged on the cold water inlet pipe (13) of the water heater, a pipeline at the outlet end of the cold water valve (15) is provided with a three-way joint (14), and a pipeline connected with an interface of the three-way joint (14) is connected with a cold water inlet of the water heater (1);
a plurality of hot water branch pipes (11) connected with the hot water output pipe (4) are respectively communicated with hot water inlets of a first cold and hot water faucet (3), a second cold and hot water faucet (5) and a third cold and hot water faucet (7), and cold water ports connected with hot water inlets of the first cold and hot water faucet (3), the second cold and hot water faucet (5) and the third cold and hot water faucet (7) are respectively provided with a cold water inlet pipe (9) communicated with a cold water main pipe (12);
one end of backward flow moisturizing pipe (6) is established one-way valve (16) that only can not advance, another interface connection of the pipeline of the other end of one-way valve (16) and three way connection (14), the other end of backward flow moisturizing pipe (6) are established connecting pipe (8) and hot water output tube (4) terminal intercommunication, a plurality of backward flow moisturizing branch pipes (10) of backward flow moisturizing pipe (6) external, the other end of backward flow moisturizing branch pipe (10) communicates with hot water branch pipe (11) of first cold and hot tap (3), second cold and hot tap (5) and third cold and hot tap (7) respectively.
2. A hot water return make-up line as claimed in claim 1, wherein: a hot water valve (2) is arranged in front of the connecting end of the hot water output pipe (4) and the water heater (1).
3. A hot water return make-up line as claimed in claim 1, wherein: the hot water output pipe (4), the hot water branch pipe (11), the backflow water replenishing pipe (6), the water heater cold water inlet pipe (13) and the cold water main pipe (12) are all steady-state PPR pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021656145.4U CN212929560U (en) | 2020-08-11 | 2020-08-11 | Hot water backflow supplementing pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021656145.4U CN212929560U (en) | 2020-08-11 | 2020-08-11 | Hot water backflow supplementing pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212929560U true CN212929560U (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021656145.4U Active CN212929560U (en) | 2020-08-11 | 2020-08-11 | Hot water backflow supplementing pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212929560U (en) |
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2020
- 2020-08-11 CN CN202021656145.4U patent/CN212929560U/en active Active
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