CN211952936U - Multifunctional water mixing and heating system - Google Patents
Multifunctional water mixing and heating system Download PDFInfo
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- CN211952936U CN211952936U CN202020562096.1U CN202020562096U CN211952936U CN 211952936 U CN211952936 U CN 211952936U CN 202020562096 U CN202020562096 U CN 202020562096U CN 211952936 U CN211952936 U CN 211952936U
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Abstract
The utility model discloses a multi-functional water heating system that mixes, including once net delivery pipe, once net wet return, secondary net delivery pipe, secondary net wet return and the muddy water pipe of connecting according to "Z" font structure, its characterized in that, mix water pipe one end and once net delivery pipe, secondary net delivery pipe tee junction, the other end is through mixing water governing valve and once net wet return, secondary net wet return tee junction, is equipped with first conversion valve on the secondary net delivery pipe, is equipped with first booster pipe between first conversion valve water supply end and first conversion valve outlet end, first conversion valve and the parallelly connected setting of first booster pipe. This multi-functional water heating system that mixes can make the heat supply line switch through the operation of valve according to outside running condition's change, and the switching is convenient, simple structure, and use, control range are big.
Description
Technical Field
The utility model relates to a heat supply technical field specifically relates to a multi-functional water heating system that mixes.
Background
The water mixing direct-connection heating system has the advantages of simple structure, less equipment investment, low operation cost and the like, and is adopted by more and more heating enterprises. The general water mixing direct-connection heating system is formed by connecting a primary net water supply pipe, a secondary net water return pipe, a secondary net water supply pipe, a secondary net water return pipe and a water mixing pipe according to a Z-shaped structure, wherein a water mixing pump is arranged on the water mixing pipe to increase the flow speed of mixed water. However, when the pressure difference between the return water of the primary network and the return water of the secondary network is small, the water mixing direct-connection heat supply effect is not obvious, the patent with the application number of 201821809643.0 discloses a pressure reduction/basic conversion type water mixing direct-connection heat supply system, the pressure reduction/basic conversion type water mixing direct-connection heat supply system can be rapidly switched between a basic type and a pressure reduction type according to the change of external operation conditions through the operation of a valve, the switching is convenient, the operation is simple, time and labor are saved, the structure of the patent is complex, the water mixing tank requires a sufficient pressure difference between the water supply and the return water during the use, and the application range is small.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multi-functional water heating system that mixes, this multi-functional water heating system that mixes can make the heat supply line switch through the operation of valve according to outside running condition's change, and it is convenient to switch, simple structure, and use, control range are big.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a multifunctional water mixing and heating system comprises a primary net water supply pipe, a primary net water return pipe, a secondary net water supply pipe, a secondary net water return pipe and a water mixing pipe connected according to a Z-shaped structure, and is characterized in that one end of the water mixing pipe is connected with the primary net water supply pipe and a secondary net water supply pipe in a tee joint mode, the other end of the water mixing pipe is connected with the primary net water return pipe and the secondary net water return pipe in a tee joint mode through a water mixing adjusting valve, a first conversion valve is arranged on the secondary net water supply pipe, a first pressure increasing pipe is arranged between a first conversion valve water supply end and a first conversion valve water outlet end, the first conversion valve and the first pressure increasing pipe are arranged in parallel, a first water mixing unit is arranged on the first pressure increasing pipe, the input end of the first pressure increasing pipe is connected with the secondary net water supply pipe through the first valve, the output end of the first pressure increasing pipe is connected with the secondary net, and a second pressure increasing pipe is arranged between the water supply end of the second conversion valve and the water outlet end of the second conversion valve, the second conversion valve and the second pressure increasing pipe are arranged in parallel, a second water mixing unit is arranged on the second pressure increasing pipe, the input end of the second pressure increasing pipe is connected with a secondary network water return pipe through a third valve, and the output end of the second pressure increasing pipe is connected with the secondary network water return pipe through a fourth valve.
Preferably, a primary water supply regulating valve is provided on the primary net water supply pipe.
Preferably, flow meters are arranged on the primary net water supply pipe and the primary net water return pipe, and the flow meters, the first water mixing unit, the second water mixing unit, the primary water supply regulating valve and the water mixing regulating valve are all connected with the control unit.
Further preferably, a dirt separator is provided on the primary net water supply pipe and the secondary net water return pipe.
When the pressure of the secondary network water supply pipe is insufficient, the first conversion valve is closed, the first valve and the second valve are opened to pressurize hot water in the primary network water supply pipe to the secondary network water supply pipe through the first water mixing unit, the water mixing regulating valve is opened, the flow of secondary network return water in the water mixing pipe is regulated through the water mixing regulating valve, the secondary network return water flowing through the water mixing regulating valve is pressurized and pumped to the secondary network water supply pipe through the first water mixing unit together with hot water in the same secondary network water supply pipe, and the problem of insufficient pressure of the secondary network water supply pipe is solved; when the pressure of the secondary net return pipe is insufficient, the first switching valve, the third valve and the fourth valve are opened, the first valve, the second valve and the second switching valve are closed, hot water in the secondary net return pipe is conveniently pressurized and sent to the secondary net return pipe through the second water mixing unit, and the flow rate of the secondary net return water in the water mixing pipe is adjusted through the water mixing adjusting valve; when external operating condition is normal, through opening first conversion valve and second conversion valve, close first valve, second valve, third valve, fourth valve and mix the water governing valve, the heat supply pipe network switches to original circuit, and this multi-functional heat supply system that mixes switches conveniently, simple structure, application range is big. Because the primary water supply regulating valve is arranged on the primary net water supply pipe, the multifunctional water mixing and heating system has stronger regulation and control capability and wider application range.
Drawings
Fig. 1 is a schematic view of the multifunctional water mixing and heating system of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1, a multifunctional water mixing and heating system comprises a primary network water supply pipe 10, a primary network water return pipe 20, a secondary network water supply pipe 30, a secondary network water return pipe 40 and a water mixing pipe 50 connected according to a zigzag structure, wherein the primary network water supply pipe 10 is provided with a primary water supply regulating valve 11 for regulating the water flow in the total primary network water supply pipe 10, one end of the regulating water mixing pipe 50 is connected with the primary network water supply pipe 10 and the secondary network water supply pipe 30 in a three-way manner, the other end of the regulating water mixing pipe 51 is connected with the primary network water return pipe 20 and the secondary network water return pipe 40 in a three-way manner through a water mixing regulating valve 51 for regulating the water flow of the secondary network in the water mixing pipe 50, the secondary network water supply pipe 30 is provided with a first conversion valve 31, a first pressure increasing pipe 60 is arranged between the first conversion valve water supply end 32 and the first conversion valve water outlet end 33, the first conversion valve 31 and the first pressure increasing pipe 60 are arranged in parallel, and the first conversion valve 31 is 60 is sent to the secondary network water supply pipe 30, a first water mixing unit 61 is arranged on the first pressure increasing pipe 60, a first valve 64 at the input end 62 of the first pressure increasing pipe is opened or closed to determine whether water in the secondary network water supply pipe 30 passes through the first pressure increasing pipe 60, the output end 63 of the first pressure increasing pipe is connected with the secondary network water supply pipe 30 through a second valve 65, and the water passing through the first pressure increasing pipe 60 increases the water pressure through the first water mixing unit 61 to increase the water pressure of the secondary network water supply pipe 30; correspondingly, a second conversion valve 41 is arranged on the secondary net water return pipe 40, a second pressure increasing pipe 70 is arranged between a second conversion valve water supply end 42 and a second conversion valve water outlet end 43, the second conversion valve 41 and the second pressure increasing pipe 70 are arranged in parallel, the second conversion valve 41 is opened or closed to control whether hot water in the secondary net water return pipe 40 is sent to the secondary net water return pipe 40 through the second pressure increasing pipe 70, a second water mixing unit 71 is arranged on the second pressure increasing pipe 70, a second pressure increasing pipe input end 72 is connected with the secondary net water return pipe 40 through a third valve 74, a second pressure increasing pipe output end 73 is connected with the secondary net water return pipe 40 through a fourth valve 75, water flowing through the second pressure increasing pipe 70 is increased in water pressure through the second water mixing unit 71 to increase the water pressure of the secondary net water return pipe 40, the primary net water supply pipe 10 and the dirt remover 12 on the secondary net water return pipe 40 can improve the primary net water supply pipe, The water quality is managed by the secondary network, and the service lives of the first water mixing unit 61 and the second water mixing unit 71 are prolonged.
All be equipped with flowmeter (not drawn) on primary network supply pipe 10 and the primary network wet return 20, flowmeter, first muddy water unit 61, the second muddy water unit 71, once supply water governing valve 11, muddy water governing valve 51 all link to each other with the control unit (not drawn), according to flowmeter detected signal regulation and control first muddy water unit 61, the second muddy water unit 71, once supply water governing valve 11, muddy water governing valve 51 for regulation and control is more accurate.
The utility model discloses during operation, when secondary net delivery pipe 30 pressure is not enough, close first conversion valve 31, open first valve 64, second valve 65 and muddy water governing valve 51, hot water in the primary net delivery pipe 10 adds the pressure through first muddy water unit 61 and sends to secondary net delivery pipe 30, muddy water governing valve 51 adjusts secondary net return water flow in the water mixing pipe 50, the secondary net return water that flows through muddy water governing valve 51 is connected the hot water in the same secondary net delivery pipe 10 and is sent to secondary net delivery pipe 30 through first muddy water unit 61 with the pressure, solve the problem of secondary net delivery pipe pressure insufficiency; when the pressure of the secondary net water return pipe 40 is insufficient, the first switching valve 31, the third valve 74 and the fourth valve 75 are opened, the first valve 64, the second valve 65 and the second switching valve 41 are closed, hot water in the secondary net water return pipe 40 is conveniently pressurized and sent to the secondary net water return pipe 40 through the second water mixing unit 71, and the secondary net water return flow in the water mixing pipe 50 is adjusted through the water mixing adjusting valve 51; the first valve 64, the second valve 65, the third valve 74, the fourth valve 75 and the mixed water regulating valve 51 can also be opened simultaneously, so that the first water mixing unit 61 and the second water mixing unit 71 work simultaneously, and the pressure of the secondary net water supply pipe 30 and the pressure of the secondary net water return pipe 40 are increased to a greater extent; when the external operation condition is normal, the first conversion valve 31 and the second conversion valve 41 are opened, the first valve 64, the second valve 65, the third valve 74, the fourth valve 75 and the mixed water regulating valve 51 are closed, the heat supply pipe network is switched to the original circuit, the switching is convenient, the structure is simple, the regulation and control capability is strong, and the application range is wide.
The embodiment is only an illustration of the concept and implementation of the present invention, and is not a limitation, and the technical solution without substantial transformation is still within the protection scope under the concept of the present invention.
Claims (4)
1. A multifunctional water mixing and heating system comprises a primary net water supply pipe, a primary net water return pipe, a secondary net water supply pipe, a secondary net water return pipe and a water mixing pipe connected according to a Z-shaped structure, and is characterized in that one end of the water mixing pipe is connected with the primary net water supply pipe and a secondary net water supply pipe in a tee joint mode, the other end of the water mixing pipe is connected with the primary net water return pipe and the secondary net water return pipe in a tee joint mode through a water mixing adjusting valve, a first conversion valve is arranged on the secondary net water supply pipe, a first pressure increasing pipe is arranged between a first conversion valve water supply end and a first conversion valve water outlet end, the first conversion valve and the first pressure increasing pipe are arranged in parallel, a first water mixing unit is arranged on the first pressure increasing pipe, the input end of the first pressure increasing pipe is connected with the secondary net water supply pipe through the first valve, the output end of the first pressure increasing pipe is connected with the secondary net, and a second pressure increasing pipe is arranged between the water supply end of the second conversion valve and the water outlet end of the second conversion valve, the second conversion valve and the second pressure increasing pipe are arranged in parallel, a second water mixing unit is arranged on the second pressure increasing pipe, the input end of the second pressure increasing pipe is connected with a secondary network water return pipe through a third valve, and the output end of the second pressure increasing pipe is connected with the secondary network water return pipe through a fourth valve.
2. A multi-functional mixed water heating system according to claim 1, wherein a primary water supply regulating valve is provided on the primary net water supply pipe.
3. The multifunctional mixed water heating system as claimed in claim 1, wherein flow meters are provided on the primary net water supply pipe and the primary net water return pipe, and the flow meters, the first water mixing unit, the second water mixing unit, the primary water supply regulating valve and the mixed water regulating valve are connected with the control unit.
4. The multifunctional mixed water heating system as claimed in claim 1, wherein a dirt separator is provided on the primary net water supply pipe and the secondary net water return pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020562096.1U CN211952936U (en) | 2020-04-16 | 2020-04-16 | Multifunctional water mixing and heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020562096.1U CN211952936U (en) | 2020-04-16 | 2020-04-16 | Multifunctional water mixing and heating system |
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| Publication Number | Publication Date |
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| CN211952936U true CN211952936U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020562096.1U Active CN211952936U (en) | 2020-04-16 | 2020-04-16 | Multifunctional water mixing and heating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115218250A (en) * | 2022-07-25 | 2022-10-21 | 国能龙源蓝天节能技术有限公司 | Mixed water heat supply control method and control system |
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2020
- 2020-04-16 CN CN202020562096.1U patent/CN211952936U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115218250A (en) * | 2022-07-25 | 2022-10-21 | 国能龙源蓝天节能技术有限公司 | Mixed water heat supply control method and control system |
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