CN219867462U - Automatic pressure reducing valve group that switches - Google Patents
Automatic pressure reducing valve group that switches Download PDFInfo
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- CN219867462U CN219867462U CN202321013565.4U CN202321013565U CN219867462U CN 219867462 U CN219867462 U CN 219867462U CN 202321013565 U CN202321013565 U CN 202321013565U CN 219867462 U CN219867462 U CN 219867462U
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- pipeline
- valve
- pressure
- pressure reducing
- reducing valve
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 230000005611 electricity Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Control Of Fluid Pressure (AREA)
Abstract
The utility model discloses an automatic switching pressure reducing valve group, belongs to the technical field of pressure reducing valve groups, and is used for automatically switching control valves on pipelines to ensure normal circulation of water sources. According to the utility model, the electromagnetic valve pressure reducing valve and the water pressure detecting instrument are respectively arranged on the first pipeline and the second pipeline and are connected with the control mechanism, when the pressure on one pipeline exceeds a threshold value or fails, the control mechanism starts the electromagnetic valve pressure reducing valve to close a water source on the pipeline, and simultaneously starts the electromagnetic valve pressure reducing valve on the other pipeline to open, so that the normal circulation of the water source is ensured, the manual switching is replaced, the time delay and the time delay of water are avoided, and the water consumption of a user is influenced; through set up two control valves respectively on first pipeline and second pipeline, after the solenoid valve relief pressure valve on one of them pipeline breaks down, close the control valve that sets up in solenoid valve relief pressure valve both sides and cut off the water source, be convenient for maintain.
Description
Technical Field
The utility model belongs to the technical field of pressure reducing valve groups, and particularly relates to an automatic switching pressure reducing valve group.
Background
The pressure reducing valve is a valve which reduces the inlet pressure to a certain required outlet pressure by adjusting and automatically keeps the outlet pressure stable by depending on the energy of the medium. From the viewpoint of fluid mechanics, the pressure reducing valve is a throttling element with variable local resistance, namely, by changing the throttling area, the flow speed and the kinetic energy of fluid are changed, and different pressure losses are caused, so that the aim of reducing pressure is achieved. And then, by means of the adjustment of the control and adjustment system, the fluctuation of the valve back pressure is balanced with the spring force, so that the valve back pressure is kept constant within a certain error range. For example, chinese patent application number CN201410271005.8 discloses a pressure reducing and stabilizing valve group, which comprises a pressure reducing pipeline and a pressure stabilizing pipeline, wherein the pressure reducing pipeline comprises a first flange butterfly valve, a pressure reducing valve, a telescopic filter and a second flange butterfly valve which are sequentially connected through a single pipe, the pressure stabilizing pipeline comprises a second flange butterfly valve and a pressure reducing valve which are sequentially connected, and the first flange butterfly valve is respectively connected with the second flange butterfly valve and an outlet pipe through a three-way pipe; the pressure reducing pipeline adopts a standby mode, when a pressure reducing valve or a telescopic filter on the main pressure reducing pipeline fails, a flange butterfly valve on the main pressure reducing pipeline is closed, a flange butterfly valve on the standby pressure reducing pipeline is opened, and the standby pressure reducing pipeline is started; the probability and influence of accident occurrence are reduced, and the system is more stable due to the voltage stabilizing effect. However, in the actual use process, when the pressure reducing valve group fails, manual switching is needed, so that the pressure reducing valve group is very inconvenient, and delay and hysteresis exist to influence the water consumption experience of a user.
Disclosure of Invention
The utility model aims to provide an automatic switching pressure reducing valve group so as to solve the problems of manual switching and inconvenient use in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides an automatic pressure reducing valve group of switch, includes control mechanism, first pipeline and second pipeline, the both ends of second pipeline respectively with first pipeline connection is in form the bypass line on the part pipeline of first pipeline, be provided with solenoid valve relief pressure valve and water pressure detecting instrument on first pipeline and the second pipeline respectively, wherein, solenoid valve relief pressure valve and the water pressure detecting instrument on the first pipeline are located on the part pipeline of two pipelines and first pipeline that the bypass pipeline corresponds, solenoid valve relief pressure valve and water pressure detecting instrument respectively with the control mechanism electricity is connected, the control mechanism control solenoid valve relief pressure valve opens and closes.
Two control valves are respectively arranged on the first pipeline and the second pipeline, and the two control valves are respectively arranged on two sides of the electromagnetic valve pressure reducing valve.
And soft joints are respectively arranged on the first pipeline and the second pipeline.
The second pipeline is a U-shaped pipe.
The control mechanism comprises a single chip microcomputer, the water pressure detecting instrument is connected with the input end of the single chip microcomputer, and the electromagnetic valve pressure reducing valve is connected with the output end of the single chip microcomputer.
Compared with the prior art, the utility model has the following advantages:
according to the utility model, the electromagnetic valve pressure reducing valve and the water pressure detecting instrument are respectively arranged on the first pipeline and the second pipeline and are connected with the control mechanism, when the pressure on one pipeline exceeds a preset value or fails, the control mechanism starts the electromagnetic valve pressure reducing valve to close a water source on the pipeline, and simultaneously starts the electromagnetic valve pressure reducing valve on the other pipeline to open, so that the normal circulation of the water source is ensured, the manual switching is replaced, the time delay and the hysteresis of water are avoided, and the water consumption of a user is influenced; through set up two control valves respectively on first pipeline and second pipeline, after the solenoid valve relief pressure valve on one of them pipeline breaks down, close the control valve that sets up in solenoid valve relief pressure valve both sides and cut off the water source, be convenient for maintain.
Drawings
FIG. 1 is a schematic diagram of a pressure relief valve block of the present utility model;
fig. 2 is a schematic diagram of an electrical connection according to the present utility model.
In the figure, a first pipeline 1, a soft joint 2, a solenoid valve pressure reducing valve 3, a second pipeline 4, a water pressure detecting instrument 5, a control mechanism 6 and a control valve 7.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
As shown in fig. 1 and 2, the automatic switching pressure reducing valve group comprises a control mechanism 6, a first pipeline 1 and a second pipeline 4, wherein two ends of the second pipeline 4 are respectively connected with the first pipeline 1 on part of pipelines of the first pipeline 1 to form bypass pipelines, a solenoid valve pressure reducing valve 3 and a water pressure detecting instrument 5 are respectively arranged on the first pipeline 1 and the second pipeline 4, the solenoid valve pressure reducing valve 3 and the water pressure detecting instrument 5 on the first pipeline 1 are positioned on part of pipelines of the two pipelines 4 and the first pipeline 1 corresponding to the bypass pipelines, the solenoid valve pressure reducing valve 3 and the water pressure detecting instrument 5 are respectively electrically connected with the control mechanism 6, and the control mechanism 6 controls the solenoid valve pressure reducing valve 3 to be opened and closed; when the pressure on one pipeline exceeds a preset value or fails, the control mechanism 6 starts the electromagnetic valve pressure reducing valve 3 to close the water source on the pipeline, and simultaneously starts the electromagnetic valve pressure reducing valve 3 on the other pipeline to open, so that the normal circulation of the water source is ensured, the manual switching is replaced, and the time delay and the hysteresis of water are avoided, and the water consumption of a user is influenced.
1-2, in this embodiment, the first pipeline 1 and the second pipeline 4 are stainless steel water pipes, the second pipeline 4 is a U-shaped pipe, the electromagnetic valve pressure reducing valve 3 is a pilot electromagnetic pressure reducing valve, the water pressure detecting instrument 5 is a water pressure sensor, the second pipeline 4 is a U-shaped pipe, the singlechip is a 51 singlechip, the model is AT89C51, and the control valve 7 is a manual control butterfly valve; during installation, a second pipeline 4 is installed on the first pipeline 1, two ends of the second pipeline 4 are respectively connected with the first pipeline 4 through a flange plate mechanism, wherein an electromagnetic valve pressure reducing valve 3, a water pressure detecting instrument 5, a soft joint 2 and two control valves 7 are arranged on the second pipeline 4, the water pressure detecting instrument 5 and the soft joint 2 are respectively arranged on two sides of the electromagnetic valve pressure reducing valve 3, the two control valves 7 are respectively arranged close to the water pressure detecting instrument 5 and the soft joint 2 and are connected with the second pipeline 4 mechanism through flanges, the soft joint 2 is arranged to facilitate the installation and maintenance of the electromagnetic valve pressure reducing valve 3, meanwhile, the pipeline vibration is reduced, the lack of the soft joint 2 in the prior art leads to the fact that the axial dimensions of the electromagnetic valve pressure reducing valve 3 and the control valve 7 in a pipeline have no movable allowance, and the electromagnetic valve pressure reducing valve 3 and the control valve 7 are too tightly installed or too loose to be sealed in a butt joint way; the first pipeline 1 is provided with an electromagnetic valve pressure reducing valve 3, a water pressure detecting instrument 5, a soft joint 2 and two control valves 7, wherein the water pressure detecting instrument 5 and the soft joint 2 are respectively arranged at two sides of the electromagnetic valve pressure reducing valve 3, the two control valves 7 are respectively arranged close to the water pressure detecting instrument 5 and the soft joint 2 and are connected with a first pipeline 1 mechanism through a flange plate, the electromagnetic valve pressure reducing valve 3, the water pressure detecting instrument 5, the soft joint 2, the two control valves 7 on the first pipeline 1 and the water pressure detecting instrument 5, the electromagnetic valve pressure reducing valve 3, the soft joint 2 and the two control valves 7 on the second pipeline 4 are mutually perpendicular, namely the electromagnetic valve pressure reducing valve 3, the water pressure detecting instrument 5, the soft joint 2 and the two control valves 7 on the first pipeline are all arranged in a frame formed by combining the second pipeline 4 and the first pipeline 1, and are used for reasonable layout and use of pipelines; the pipeline is further provided with a control mechanism 6, the control mechanism 6 comprises a control cabinet, the control cabinet is far away from the first pipeline 1, a single-chip microcomputer is arranged on a circuit board inside the control cabinet, a water pressure detection instrument 5 is connected with the input end of the single-chip microcomputer, a solenoid valve pressure reducing valve 3 is connected with the output end of the single-chip microcomputer, the water pressure detection instrument 5 detects water pressure data on the pipeline and transmits the water pressure data to the single-chip microcomputer, and after the single-chip microcomputer processes, the solenoid valve pressure reducing valve 3 is controlled to be opened and closed according to a preset value.
The control valve 7 in the embodiment described above may be an automatic control valve, which is electrically connected to a single chip microcomputer, and is used to automatically close and open the automatic control valves of the first pipeline 1 and the second pipeline 4, cut off the water source, and when the electromagnetic valve pressure reducing valve 3 on one of the pipelines needs to be overhauled, that is, when the water pressure detecting instrument 5 detects that the pressure of the pipeline exceeds the preset value, transmit a signal to the single chip microcomputer, and after the single chip microcomputer processes, control the two automatic control valves to be closed, and simultaneously, the automatic control valve on the other pipeline is opened, so that the electromagnetic valve pressure reducing valve 3 on the pipeline is convenient to be maintained by work.
When the method is implemented, the pressure on the electromagnetic valve pressure reducing valve 3 is adjusted manually at one time, the electromagnetic valve pressure reducing valve 3 can be automatically adjusted, the electromagnetic valve pressure reducing valve 3 is opened and is in a normal working state, the valve is closed and is in a dead state and has a non-return function, water passes through the first pipeline 1, when the water pressure detecting instrument 5 on the first pipeline 1 detects that the water pressure exceeds a preset value, detected data are transmitted to the singlechip for processing, after the singlechip is processed, an instruction is sent to close the electromagnetic valve pressure reducing valve 3, and meanwhile, the electromagnetic valve pressure reducing valve 3 on the second pipeline 4 is opened, so that the normal circulation of a water source is ensured, the manual switching is replaced, the time delay and the time delay of the water are avoided, and the water consumption of a user is influenced; during maintenance, the two control valves 7 on the first pipeline 1 are closed at the same time, and the water source is cut off, so that the maintenance is convenient.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, and any simple modification, variation and equivalent structural changes made to the above embodiment according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (5)
1. The utility model provides an automatic pressure reducing valve group of switch over, its characterized in that, includes control mechanism, first pipeline and second pipeline, the both ends of second pipeline respectively with first pipeline connects form the bypass line on the part pipeline of first pipeline, be provided with solenoid valve relief pressure valve and water pressure detecting instrument on first pipeline and the second pipeline respectively, wherein, solenoid valve relief pressure valve and the water pressure detecting instrument on first pipeline are located on the part pipeline of two pipelines and first pipeline that the bypass pipeline corresponds, solenoid valve relief pressure valve and water pressure detecting instrument respectively with control mechanism electricity is connected, control mechanism control solenoid valve relief pressure valve opens and closes.
2. The automatic switching pressure relief valve block of claim 1, wherein: two control valves are respectively arranged on the first pipeline and the second pipeline, and the two control valves are respectively arranged on two sides of the electromagnetic valve pressure reducing valve.
3. The automatic switching pressure relief valve block of claim 1, wherein: and soft joints are respectively arranged on the first pipeline and the second pipeline.
4. The automatic switching pressure relief valve block of claim 1, wherein: the second pipeline is a U-shaped pipe.
5. The automatic switching pressure relief valve block of claim 1, wherein: the control mechanism comprises a single chip microcomputer, the water pressure detecting instrument is connected with the input end of the single chip microcomputer, and the electromagnetic valve pressure reducing valve is connected with the output end of the single chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321013565.4U CN219867462U (en) | 2023-04-28 | 2023-04-28 | Automatic pressure reducing valve group that switches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321013565.4U CN219867462U (en) | 2023-04-28 | 2023-04-28 | Automatic pressure reducing valve group that switches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219867462U true CN219867462U (en) | 2023-10-20 |
Family
ID=88332785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321013565.4U Active CN219867462U (en) | 2023-04-28 | 2023-04-28 | Automatic pressure reducing valve group that switches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219867462U (en) |
-
2023
- 2023-04-28 CN CN202321013565.4U patent/CN219867462U/en active Active
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