CN220229639U - Stable pressure moisturizing device and system - Google Patents
Stable pressure moisturizing device and system Download PDFInfo
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- CN220229639U CN220229639U CN202321911064.8U CN202321911064U CN220229639U CN 220229639 U CN220229639 U CN 220229639U CN 202321911064 U CN202321911064 U CN 202321911064U CN 220229639 U CN220229639 U CN 220229639U
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- 230000003020 moisturizing effect Effects 0.000 title claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 352
- 230000001502 supplementing effect Effects 0.000 claims abstract description 123
- 238000007872 degassing Methods 0.000 claims abstract description 67
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 16
- 230000000087 stabilizing effect Effects 0.000 claims description 17
- 230000003750 conditioning effect Effects 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 6
- 239000008399 tap water Substances 0.000 claims description 5
- 235000020679 tap water Nutrition 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 230000008602 contraction Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 239000013589 supplement Substances 0.000 description 6
- 238000004880 explosion Methods 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000012840 feeding operation Methods 0.000 description 2
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Abstract
The utility model relates to the technical field of hot water circulation pipeline water supplementing, in particular to a pressure-stabilizing water supplementing device and a pressure-stabilizing water supplementing system, wherein the pressure-stabilizing water supplementing device comprises a water supplementing pipeline, a water outlet end of the water supplementing pipeline is used for being communicated with a cold water end of a hot water circulation pipe, a water inlet end of the water supplementing pipeline is used for being communicated with a hot water end of the hot water circulation pipe, a water supplementing pump is arranged on the water supplementing pipeline, the water supplementing pipeline comprises a degassing branch pipe and a pressure relief branch pipe which are arranged in parallel, a degassing tank is arranged on the degassing branch pipe, the water outlet end of the degassing branch pipe is communicated with an upstream pipeline of the water supplementing pump, a pressure relief valve is arranged on the pressure relief branch pipe, and the water outlet end of the pressure relief branch pipe is communicated with the outside and is used for pressure relief and drainage. The utility model overcomes the defect of the pressure-stabilizing water-supplementing and regulating capacity of the pipeline of the existing hot water circulation pipeline, can be used for pressure-stabilizing water supplementing of the closed hot water circulation pipeline, can accurately control the pressure of the hot water circulation system, timely decompress and degas, and regulate the expansion and contraction of the water body of the hot water circulation system caused by temperature fluctuation.
Description
Technical Field
The utility model relates to the technical field of water supplementing of hot water circulation pipelines, in particular to a pressure-stabilizing water supplementing device and a system.
Background
In order to ensure safe operation and normal heat supply of the hot water type lithium bromide refrigerating unit, the hot water circulating pipeline must be subjected to constant-pressure water supplementing, and the various constant-pressure water supplementing methods commonly used at present mainly comprise expansion tank constant pressure, water supplementing pump combined expansion tank constant pressure and water supplementing pump variable-frequency constant pressure. The constant pressure of the expansion tank is realized by adopting an open type circulation pipeline, the top end higher than the hot water circulation pipeline is provided with an open type expansion tank, the expansion tank is internally provided with a water supplementing device with liquid level control such as a floating ball and the like, and the pressure regulation is realized mainly by the hydrostatic pressure of the expansion tank; the constant pressure is carried out aiming at the modes of combining the water supplementing pump with the expansion tank, the frequency conversion of the water supplementing pump and the like, and various water supplementing constant pressure exhaust devices comprising the water supplementing pump, the expansion tank, the negative pressure tank, the normal pressure tank and the like are adopted, so that although a better use effect is obtained, the control of the pressure in the pipe needs to be designed in a targeted manner due to the difference of the working pressure of the pipes for different hot water circulation pipes.
If the pipeline of the hot water circulation pipeline lacks effective pressure regulation capability, during operation, the unit equipment applying the hot water circulation pipeline is easy to damage the equipment structure due to overhigh water pressure, and meanwhile, the normal operation cannot be performed normally due to insufficient water pressure, and besides, when the water supplementing amount is insufficient, the working requirement of the unit applying the hot water circulation pipeline cannot be met effectively. Therefore, for the pressure stabilizing and water supplementing control and the importance of the hot water circulating pipeline, the reasonable and effective water supplementing device is required to regulate and control the pressure of the hot water circulating pipeline.
Disclosure of Invention
The utility model aims to overcome the defect of the pressure-stabilizing water-supplementing and regulating capacity of a pipeline of the existing hot water circulating pipeline and provides a pressure-stabilizing water-supplementing device and a system. The utility model can be used for stabilizing and supplementing water for the closed hot water circulation pipeline, can accurately control the pressure of the hot water circulation system, does not influence the internal circulation pressure of the hot water circulation system in the water supplementing process, can timely relieve pressure and degas, and can regulate the expansion and contraction of the water body of the hot water circulation system due to temperature fluctuation.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a steady voltage moisturizing device, is used for the moisturizing pipeline of intercommunication hot-water circulation pipe cold water end including the play water end, and the end of intaking is used for the wet return pipeline of intercommunication hot-water circulation pipe hot water end, is provided with the moisturizing pump on the moisturizing pipeline, and the wet return pipeline is including parallelly connected degassing branch pipe and the pressure release branch pipe that sets up, is equipped with the upstream pipeline of degassing tank and degassing branch pipe's play water end intercommunication moisturizing pump on the degassing branch pipe, is equipped with the relief valve on the pressure release branch pipe and goes out water end intercommunication external world and be used for the pressure release drainage.
On one hand, as hot water in the hot water circulation pipeline is evaporated to generate hot water steam, the parallel branch of the water return pipeline is respectively provided with the degassing branch pipe and the pressure relief branch pipe, the degassing branch pipe is provided with the degassing tank, air and water vapor in the hot water circulation pipeline can be timely discharged in the degassing tank, the exhausted hot water flows back into the water supplementing pipeline, the pressure of the water supplementing pipeline cannot be greatly fluctuated after the exhausted hot water flows back into the water supplementing pipeline, and the pressure stability of the water supplementing pipeline can be ensured to a certain extent; secondly, a pressure relief valve on the pressure relief branch pipe can be opened to directly discharge a part of hot water for quick pressure relief, so that the safety risk of pipe explosion caused by continuous rising of the pressure of the closed hot water circulation pipeline is avoided; the hot gas separation pressure release and the relief valve hot water discharge pressure release of the degassing tank can effectively regulate and control the hot water end pressure of the hot water circulating system, ensure the use safety of the hot water circulating pipe, reduce the pressure influence of the hot water end pressure of the hot water circulating system on the water supplementing pipeline, and the water supplementing pipeline can supplement water more stably. On the other hand, the water supplementing pipeline of the utility model utilizes the water supplementing pump to conduct water supplementing and feeding operation, and can be arranged at the low position of the hot water circulating pipeline when being used for the pressure stabilizing and supplementing device of the closed hot water circulating pipeline, the power of the water supplementing pump is controlled to control the pressure of the water supplementing, and the pressure of the water supplementing pipeline can be more accurate and stable due to the stable control of the pressure fluctuation energy of the water returning pipeline.
Further, the device also comprises a pressure sensor arranged on the water return pipeline, wherein the pressure sensor is positioned at the upstream of the parallel diversion position of the degassing branch pipe and the pressure relief branch pipe by referring to the water flow direction.
The pressure sensor is arranged on the water return pipeline, so that the pressure change of the hot water end with larger pressure fluctuation of the hot water circulation pipeline can be monitored at any time, the pressure sensor transmits pressure data to an external control system, and the water supplementing pump and the pressure relief valve can be controlled in real time according to the pressure data, so that the pressure of the water supplementing pipeline can be efficiently and accurately regulated. In general, when the pipeline pressure is detected to be less than 0.25Mpa, an external control system controls the water supplementing pump to be automatically started to supplement water for the hot water circulating pipeline; when the pipeline pressure is detected to be more than 0.6Mpa, the external control system controls the pressure release valve to automatically open the hot water discharge and release pressure, so that the safety risk of pipe explosion caused by continuous rising of the pressure of the closed hot water circulation pipeline is avoided, the hot water pressure in the hot water circulation pipeline can be stabilized between 0.25 and 0.6Mpa, the pipeline pressure (10 Mpa) of special equipment is ensured not to be exceeded, and the safe and stable operation is ensured.
Further, a degassing valve is further arranged on the degassing branch pipe, and the degassing valve is positioned at the upstream of the degassing tank according to the water flow direction. It should be noted that the degassing valve is normally in a normally open state, and can be set without automatic control, and the degassing valve can cut off the communication between the water return pipeline and the water replenishing pipeline under emergency conditions, so as to ensure the safety of the degassing tank and the water replenishing pipeline
Further, the degassing tank comprises a tank body with water inlet and water outlet respectively communicated with the degassing branch pipes, and an exhaust valve capable of communicating the inside and the outside is arranged at the top of the tank body. Like this, hot water gets into the degassing tank through the deaeration branch pipe in the return water pipeline, discharges air and steam in the hot-water line through the discharge valve at degassing tank top, and the hot water after the exhaust flows back in the moisturizing pipeline again, and the hot water after the deaeration flows back in the moisturizing pipeline can not arouse the fluctuation by a wide margin of moisturizing pipeline internal pressure, can guarantee the pressure stability of moisturizing pipeline to a certain extent.
Further, the pressure stabilizing tank is further arranged on the water supplementing pipeline and is arranged at the downstream of the water supplementing pump according to the water flow direction.
Further, a water supplementing valve is further arranged on the water supplementing pipeline and is positioned between the water supplementing pump and the pressure stabilizing tank.
It should be noted that, in general, the water supplementing valve is normally opened, so that the safe use of the water supplementing pump is ensured, the communication of the water supplementing pipeline is also rapidly cut off by the water supplementing valve, the hot water circulation pipeline is protected against emergency, the water supplementing water source is pumped by the water supplementing pump to enter the pressure stabilizing tank through the water supplementing valve, the pressure stabilizing tank has a buffering effect on the pressure of the water supplementing pipeline, the severe fluctuation of the pressure in the pipeline caused by different pumping power of the water supplementing pump is avoided, and the pressure stabilizing and water supplementing effect is improved.
Further, two groups of water supplementing pumps are arranged in parallel in the water supplementing pipeline. The two groups of water supplementing pumps are used for one backup during daily work, so that the system can cope with the damage of one of the water supplementing pumps without shutdown for maintenance, and the maintenance cost is reduced.
Furthermore, a water storage tank which is supplied by external tap water is also arranged on the water supplementing pipeline, and the water storage tank is positioned at the upstream of the communication position of the water supplementing pipeline and the degassing branch pipe by referring to the water flow direction. Therefore, the water storage tank is externally connected with industrial tap water (the pressure is 0.4-0.5 Mpa) to serve as a water supplementing source, the inflow water of the degassing branch pipe in the water return pipeline is also used as the water supplementing source, and the water source utilization rate is improved.
Further, the water supplementing pipeline is also provided with a one-way valve, and the one-way valve is positioned at the downstream of the water storage tank and at the upstream of the communication part of the water supplementing pipeline and the degassing branch pipe with reference to the water flow direction. Therefore, the one-way valve is arranged on the water outlet side of the water storage tank, and hot water backflow caused by pressure increase of the hot water circulation pipeline can be prevented.
The utility model also provides a pressure-stabilizing water-supplementing control system which is used for controlling the pressure-stabilizing water-supplementing device and comprises a signal conditioning module, wherein the input end of the signal conditioning module is connected with the pressure sensor, the input end of the signal conditioning module is connected with a control processing module of the output end of the signal conditioning module, the input end of the signal conditioning module is connected with an execution module of the control processing module, and the output end of the execution module is respectively connected with and controls the water-supplementing pump and the pressure relief valve.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The parallel branch of the water return pipeline is respectively provided with the degassing branch pipe and the pressure relief branch pipe, the degassing branch pipe is provided with the degassing tank, air and water vapor in the hot water circulation pipeline can be timely discharged in the degassing tank, the exhausted hot water flows back into the water supplementing pipeline without causing great fluctuation of the pressure in the water supplementing pipeline, and the pressure stability of the water supplementing pipeline can be ensured to a certain extent; secondly, a pressure relief valve on the pressure relief branch pipe can be opened to directly discharge a part of hot water for quick pressure relief, so that the safety risk of pipe explosion caused by continuous rising of the pressure of the closed hot water circulation pipeline is avoided; the hot gas separation pressure release and the relief valve hot water discharge pressure release of the degassing tank can effectively regulate and control the hot water end pressure of the hot water circulating system, ensure the use safety of the hot water circulating pipe, reduce the pressure influence of the hot water end pressure of the hot water circulating system on the water supplementing pipeline, and the water supplementing pipeline can supplement water more stably.
(2) The water supplementing pipe of the utility model utilizes the water supplementing pump to supplement water and feed water, and can be arranged at the low position of the hot water circulation pipe when used for the pressure stabilizing water supplementing device of the closed hot water circulation pipe, the power of the water supplementing pump is controlled to control the pressure of the water supplementing, and the pressure of the water supplementing pipe can be more accurate and stable because the pressure fluctuation energy of the water returning pipe is stably controlled.
Drawings
FIG. 1 is a schematic diagram of piping connection of embodiment 1 of the present utility model;
FIG. 2 is a schematic diagram of the piping connection of embodiment 3 of the present utility model;
fig. 3 is a schematic diagram illustrating connection of system modules in embodiment 3 of the present utility model.
The graphic indicia are illustrated as follows:
1-water supplementing pipeline, 11-water supplementing pump, 12-water supplementing valve, 13-pressure stabilizing tank, 14-water storage tank, 15-one-way valve, 21-degassing branch pipe, 211-degassing tank, 212-degassing valve, 22-pressure releasing branch pipe, 221-pressure releasing valve and 3-pressure sensor.
Detailed Description
The utility model is further described below in connection with the following detailed description. Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
Example 1
As shown in fig. 1, a pressure-stabilizing water replenishing device comprises a water replenishing pipe 1, a water inlet end of which is used for being communicated with a cold water end of a hot water circulating pipe, a water return pipe, a water replenishing pump 11, a degassing branch pipe 21 and a pressure relief branch pipe 22, wherein the degassing branch pipe 21 and the pressure relief branch pipe 22 are arranged in parallel, the water outlet end of the degassing branch pipe 21 is communicated with an upstream pipe of the water replenishing pump 11, the pressure relief branch pipe 22 is provided with a pressure relief valve 221, and the water outlet end of the pressure relief branch pipe is communicated with the outside and is used for pressure relief and drainage.
On the one hand, because hot water in the hot water circulation pipeline evaporates to generate hot water vapor, the parallel branch of the water return pipeline is respectively provided with the degassing branch pipe 21 and the pressure relief branch pipe 22, the degassing branch pipe 21 is provided with the degassing tank 211, air and water vapor in the hot water circulation pipeline can be timely discharged in the degassing tank 211, the exhausted hot water flows back to the water supply pipeline 1 without causing great fluctuation of pressure in the water supply pipeline 1, and the pressure stability of the water supply pipeline 1 can be ensured to a certain extent; secondly, the pressure release valve 221 on the pressure release branch pipe 22 can be opened to directly discharge a part of hot water for quick pressure release, so that the safety risk of pipe explosion caused by continuous rising of the pressure of the closed hot water circulation pipeline is avoided; the hot gas separation pressure release of the degassing tank 211 and the hot water discharge pressure release of the pressure release valve 221 can effectively regulate and control the hot water end pressure of the hot water circulation system, ensure the use safety of the hot water circulation pipe and reduce the pressure influence of the hot water end pressure of the hot water circulation system on the water supplementing pipeline 1, and the water supplementing pipeline 1 can supplement water more stably. On the other hand, the water supplementing pipe 1 of the present embodiment utilizes the water supplementing pump 11 to perform water supplementing and water feeding operation, and is used for the pressure stabilizing water supplementing device of the closed hot water circulating pipe, and can be installed at the lower position of the hot water circulating pipe, the power of the water supplementing pump 11 is controlled to control the pressure of the water supplementing, and the pressure of the water supplementing pipe 1 can be more accurate and stable due to the stable control of the pressure fluctuation energy of the water returning pipe.
As shown in fig. 1, the pressure sensor 3 is further included on the return water pipe, and the pressure sensor 3 is located upstream of the parallel split of the deaeration branch pipe 21 and the pressure release branch pipe 22 with reference to the water flow direction. Thus, the pressure sensor 3 is arranged on the water return pipeline, and the pressure change of the hot water end with larger pressure fluctuation of the hot water circulation pipeline can be monitored at any time.
In this embodiment, the pressure sensor 3 is installed on the water return pipeline, so that the pressure change of the hot water end with larger pressure fluctuation of the hot water circulation pipeline can be monitored at any time, the pressure sensor 3 transmits the pressure data to an external control system, and the pressure of the water supplementing pump 11 and the pressure release valve 221 can be controlled in real time according to the pressure data, so that the pressure of the water supplementing pipeline 1 can be efficiently and accurately regulated. In the embodiment, when the pipeline pressure is detected to be less than 0.25Mpa, the external control system controls the water supplementing pump 11 to be automatically started to supplement water for the hot water circulation pipeline; when the pipeline pressure is detected to be more than 0.6Mpa, the external control system controls the pressure release valve 221 to automatically open the hot water discharge and release pressure, so that the safety risk of pipe explosion caused by continuous rising of the pressure of the closed hot water circulation pipeline is avoided, the hot water pressure in the hot water circulation pipeline can be stabilized between 0.25 and 0.6Mpa, the pipeline pressure of special equipment is ensured not to be more than 10Mpa, and safe and stable operation is ensured.
As shown in fig. 1, the deaeration branch pipe 21 is further provided with a deaeration valve 212, and the deaeration valve 212 is located upstream of the deaeration tank 211 with reference to the water flow direction. It should be noted that, the degassing valve 212 is normally in a normally open state, and no automatic control is required, and the degassing valve 212 can cut off the communication between the water return pipe and the water replenishing pipe 1 in an emergency, so as to ensure the safety of the degassing tank 211 and the water replenishing pipe 1
As shown in fig. 1, the degassing tank 211 comprises a tank body with water inlet and water outlet respectively connected to the degassing branch pipes 21, and an exhaust valve capable of communicating the inside with the outside is arranged at the top of the tank body. Like this, hot water gets into degassing tank 211 through degassing branch pipe 21 in the return water pipe way, discharges air and steam in the hot-water line through the discharge valve at degassing tank 211 top, and the hot water after the exhaust flows back in the moisturizing pipeline 1 again, and the hot water after the degasification flows back in moisturizing pipeline 1 can not arouse the fluctuation by a wide margin of moisturizing pipeline 1 internal pressure, can guarantee the pressure stability of moisturizing pipeline 1 to a certain extent.
As shown in fig. 1, the water supply pipe 1 is further provided with a surge tank 13, and the surge tank 13 is provided downstream of the water supply pump 11 with reference to the water flow direction.
As shown in fig. 1, the water supplementing pipe 1 is also provided with a water supplementing valve 12, and the water supplementing valve 12 is positioned between the water supplementing pump 11 and the pressure stabilizing tank 13.
It should be noted that, in general, the water supplementing valve 12 is normally open, so as to ensure the safe use of the water supplementing pump 11, and the water supplementing valve 12 can also be used for rapidly cutting off the communication of the water supplementing pipeline 1, so as to protect the hot water circulation pipeline in response to sudden conditions, the water supplementing water source is pumped by the water supplementing pump 11 to enter the pressure stabilizing tank 13 through the water supplementing valve 12, the pressure stabilizing tank 13 has a buffering effect on the pressure of the water supplementing pipeline 1, and the severe fluctuation of the pressure in the pipeline caused by different pumping power of the water supplementing pump 11 is avoided, so that the pressure stabilizing and water supplementing effects are improved.
As shown in fig. 1, the water supply pipe 1 is further provided with a water storage tank 14 supplied with external tap water, and the water storage tank 14 is positioned upstream of the junction between the water supply pipe 1 and the deaeration branch pipe 21 with reference to the water flow direction. Thus, the water storage tank 14 is externally connected with industrial tap water with the pressure of 0.4-0.5Mpa as a water supplementing source, and the inflow water of the degassing branch pipe 21 in the water return pipeline is also used as the water supplementing source, so that the water source utilization rate is improved.
As shown in fig. 1, the water replenishing pipe 1 is further provided with a check valve 15, and the check valve 15 is positioned downstream of the water storage tank 14 with reference to the water flow direction and upstream of the junction between the water replenishing pipe 1 and the deaeration branch pipe 21. Thus, the check valve 15 is installed on the water outlet side of the water storage tank 14, so that the hot water circulation line can be prevented from flowing back due to the pressure increase.
Example 2
This embodiment is similar to embodiment 1, except that in this embodiment:
as shown in fig. 2, two sets of water replenishment pumps 11 are provided, and the two sets of water replenishment pumps 11 are provided in parallel in the water replenishment pipe 1. The two groups of water supplementing pumps 11 are used for one backup in daily work, so that the system can be used for solving the problem that the system is not required to be shut down for maintenance when one of the water supplementing pumps 11 is damaged, and the maintenance cost is reduced.
Other structures and principles of this embodiment are the same as those of embodiment 1
Example 3
A voltage-stabilizing water-supplementing control system is used for controlling the voltage-stabilizing water-supplementing device, as shown in figure 3, and comprises a signal conditioning module, wherein the input end of the signal conditioning module is connected with a pressure sensor 3, a control processing module, the input end of the signal conditioning module is connected with the output end of the signal conditioning module, the input end of the signal conditioning module is connected with an execution module of the control processing module, and the output end of the execution module is respectively connected with and controls a water-supplementing pump 11 and a pressure relief valve 221.
It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (10)
1. The utility model provides a steady voltage moisturizing device, is used for connecting moisturizing pipeline (1) of hot-water circulation pipe cold water end including the play water end, and the water inlet end is used for connecting the return water pipeline of hot-water circulation pipe hot water end, a serial communication port, be provided with moisturizing pump (11) on moisturizing pipeline (1), return water pipeline is including parallelly connected degassing branch pipe (21) and pressure release branch pipe (22) that set up, be equipped with degassing tank (211) on degassing branch pipe (21) just the play water end intercommunication of degassing branch pipe (21) the upstream pipeline of moisturizing pump (11), be equipped with relief valve (221) on pressure release branch pipe (22) and play water end intercommunication external world is used for the pressure release drainage.
2. A pressure stabilizing and water replenishing device according to claim 1, further comprising a pressure sensor (3) arranged on the return line, the pressure sensor (3) being located upstream of the parallel split of the degassing branch pipe (21) and the pressure relief branch pipe (22) with reference to the water flow direction.
3. A pressure stabilizing and water replenishing device according to claim 2, characterized in that the degassing branch pipe (21) is further provided with a degassing valve (212), and the degassing valve (212) is located upstream of the degassing tank (211) with reference to the water flow direction.
4. The pressure-stabilizing water supplementing device according to claim 2, wherein the degassing tank (211) comprises a tank body with water inlet and water outlet respectively communicated with the degassing branch pipe (21), and an exhaust valve capable of communicating the inside and the outside is arranged at the top of the tank body.
5. The pressure-stabilizing water replenishing device according to claim 2, wherein the water replenishing pipe (1) is further provided with a pressure-stabilizing tank (13), and the pressure-stabilizing tank (13) is arranged downstream of the water replenishing pump (11) with reference to the water flow direction.
6. The pressure-stabilizing water supplementing device according to claim 5, wherein a water supplementing valve (12) is further arranged on the water supplementing pipeline (1), and the water supplementing valve (12) is positioned between the water supplementing pump (11) and the pressure-stabilizing tank (13).
7. The pressure-stabilizing water supplementing device according to claim 2, wherein two groups of water supplementing pumps (11) are arranged, and the two groups of water supplementing pumps (11) are arranged in parallel in the water supplementing pipeline (1).
8. The pressure-stabilizing water replenishing device according to claim 2, wherein the water replenishing pipeline (1) is further provided with a water storage tank (14) for supplying water from outside tap water, and the water storage tank (14) is positioned upstream of the communication position of the water replenishing pipeline (1) and the degassing branch pipe (21) with reference to the water flow direction.
9. The pressure-stabilizing water replenishing device according to claim 8, wherein the water replenishing pipe (1) is further provided with a one-way valve (15), and the one-way valve (15) is positioned downstream of the water storage tank (14) with reference to the water flow direction and upstream of the communication position of the water replenishing pipe (1) and the degassing branch pipe (21).
10. A pressure-stabilizing water-replenishing control system, characterized by comprising a signal conditioning module, an input end of which is connected with the pressure sensor (3), a control processing module, an execution module, and an output end of which is connected with the control processing module, wherein the input end of the signal conditioning module is connected with the pressure sensor (3), and the output end of the execution module is respectively connected with and controls the water-replenishing pump (11) and the pressure release valve (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321911064.8U CN220229639U (en) | 2023-07-19 | 2023-07-19 | Stable pressure moisturizing device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321911064.8U CN220229639U (en) | 2023-07-19 | 2023-07-19 | Stable pressure moisturizing device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220229639U true CN220229639U (en) | 2023-12-22 |
Family
ID=89179173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321911064.8U Active CN220229639U (en) | 2023-07-19 | 2023-07-19 | Stable pressure moisturizing device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220229639U (en) |
-
2023
- 2023-07-19 CN CN202321911064.8U patent/CN220229639U/en active Active
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