CN111562067A - Automatic water supplementing device, system and monitoring method - Google Patents
Automatic water supplementing device, system and monitoring method Download PDFInfo
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- CN111562067A CN111562067A CN202010577757.2A CN202010577757A CN111562067A CN 111562067 A CN111562067 A CN 111562067A CN 202010577757 A CN202010577757 A CN 202010577757A CN 111562067 A CN111562067 A CN 111562067A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 297
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000012544 monitoring process Methods 0.000 title claims abstract description 13
- 230000001502 supplementing effect Effects 0.000 title claims abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000009469 supplementation Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0003—Exclusively-fluid systems
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Automation & Control Theory (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses an automatic water supplementing device, an automatic water supplementing system and a monitoring method. The device includes: the automatic water replenishing valve, the electromagnetic valve, the flow detection device and the control device; the water inlet end, the water outlet end and the control end of the electromagnetic valve are respectively connected with the water outlet end of the automatic water replenishing valve, the closed water system and the control device, the flow detection device detects the water replenishing flow of the closed water system at the water outlet end of the automatic water replenishing valve, the control device identifies whether the closed water system leaks or not according to the water replenishing flow and determines whether the electromagnetic valve is closed or not according to an identification result, and the electromagnetic valve is closed, namely, the water replenishing to the closed water system is stopped. By adopting the automatic water replenishing device, the automatic water replenishing system and the monitoring method, leakage of the closed water system is timely identified and water replenishing to the closed water system is stopped when the closed water system leaks based on the water replenishing flow, so that waste of water resources is avoided, and convenience is provided for maintenance work of later technicians.
Description
Technical Field
The invention relates to the technical field of water replenishing of closed water systems, in particular to an automatic water replenishing device, system and monitoring method.
Background
At present, an automatic water replenishing device in a closed water system (such as a central air-conditioning water system) generally uses constant-pressure water replenishing, and generally uses an automatic water replenishing valve to automatically replenish water through the pressure difference between a water inlet end and a water outlet end of the automatic water replenishing device. However, the water supply cannot be automatically cut off, under normal conditions, the water supply amount of the water supply device is very small, if the closed water system leaks, the water pressure of the closed water system is reduced, the pressure difference between the water inlet end and the water outlet end of the automatic water supply valve is greatly increased, the water supply device can continuously supply water to the closed water system, the water supply amount is continuously increased, the maintenance work of later technicians can be influenced, and a large amount of water resources are wasted.
Therefore, the existing automatic water replenishing device cannot distinguish whether a closed water system has a fault, and water is automatically replenished into the closed water system only by the pressure difference between the water inlet end and the water outlet end, so that the waste of resources is caused, and the problem to be solved is urgent.
Disclosure of Invention
The invention aims to provide an automatic water supplementing device, an automatic water supplementing system and a monitoring method, which can judge whether a sealed water system leaks according to the amount of supplemented water and have the advantage of stopping water supplementation in time when the sealed water system leaks.
In order to achieve the purpose, the invention provides the following scheme:
an automatic refill device, comprising:
the automatic water replenishing valve, the electromagnetic valve, the flow detection device and the control device;
the water inlet end of the electromagnetic valve is connected with the water outlet end of the automatic water replenishing valve; the water outlet end of the electromagnetic valve is connected with a closed water system; the control end of the electromagnetic valve is connected with the control device;
the flow detection device is connected with the water outlet end of the automatic water replenishing valve, the flow detection device is connected with the control device, and the flow detection device is used for detecting the water replenishing flow of the closed water system and sending the water replenishing flow to the control device;
the control device is used for carrying out leakage identification on the closed water system according to the water replenishing flow, controlling the electromagnetic valve to be closed when the closed water system leaks, and stopping replenishing water to the closed water system.
Optionally, the flow detection apparatus specifically includes:
a flow sensor and a data transmission device;
the flow sensor is connected with the water outlet end of the automatic water replenishing valve; the flow sensor is connected with the data sending device; the flow sensor is used for detecting the water replenishing flow;
the data sending device is connected with the control device and used for sending the water supplementing flow to the control device.
Optionally, the control device specifically includes:
a data receiving device and a controller;
the data receiving device is connected with the data sending device and is used for receiving the water replenishing flow;
the controller is connected with the data receiving device, the controller is connected with the control end of the electromagnetic valve, and the controller is used for comparing the water replenishing flow with a preset water replenishing flow threshold value, and when the water replenishing flow is larger than or equal to the preset water replenishing flow threshold value, the closed water system is determined to leak and the electromagnetic valve is controlled to be closed.
Optionally, the control device further includes:
an alarm device;
the alarm device is connected with the controller and used for giving an alarm when the closed water system leaks.
The utility model provides an automatic water charging system, is applied to foretell automatic water charging device, automatic water charging system includes:
an automatic water replenishing device and a closed water system;
the automatic water replenishing device is connected with the closed water system and used for detecting the water replenishing flow of the closed water system, and the automatic water replenishing device carries out leakage identification on the closed water system according to the water replenishing flow and determines whether to stop replenishing water to the closed water system according to a leakage identification result.
An automatic water replenishing monitoring method is applied to the automatic water replenishing device, and comprises the following steps:
the flow detection device acquires the water replenishing flow of the closed water system;
the control device judges whether the water replenishing flow is larger than or equal to a preset water replenishing flow threshold value or not;
if the water replenishing flow is larger than or equal to the preset water replenishing flow threshold, the closed water system leaks, and the control device controls the electromagnetic valve to be closed;
and if the water replenishing flow is smaller than the preset water replenishing flow threshold value, returning to the step of acquiring the water replenishing flow of the closed water system by the flow detection device.
Optionally, the method further includes:
and when the closed water system leaks, the alarm device gives an alarm.
Compared with the prior art, the invention has the beneficial effects that:
according to the automatic water replenishing device, the automatic water replenishing system and the monitoring method, the flow detection device is arranged at the water outlet end of the automatic water replenishing valve and used for detecting the water replenishing flow of the closed water system, and the control device closes the electromagnetic valve when recognizing that the closed water system leaks according to the water replenishing flow and stops replenishing water to the closed water system. The leakage identification method disclosed by the invention is used for identifying the leakage of the closed water system based on the water replenishing flow, overcomes the defect that the existing water replenishing system cannot identify the leakage of the closed water system and stop water replenishing based on the pressure difference at two ends of the automatic water replenishing valve, avoids the waste of water resources, and provides convenience for the maintenance work of later technicians.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an automatic water replenishing device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an automatic water replenishing system according to an embodiment of the present invention;
FIG. 3 is a flowchart of an automatic water replenishing method according to an embodiment of the present invention;
description of the symbols: the automatic water replenishing system comprises 1-an automatic water replenishing valve, 2-an electromagnetic valve, 3-a flow detection device, 4-a control device, 5-a closed water system and 6-an automatic water replenishing device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide an automatic water supplementing device, an automatic water supplementing system and a monitoring method, which can judge whether a sealed water system leaks according to the amount of supplemented water and have the advantage of stopping water supplementation in time when the sealed water system leaks.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a schematic structural diagram of an automatic water replenishing device according to an embodiment of the present invention, in which a dotted line represents a pipe connection, and as shown in fig. 1, the automatic water replenishing device according to the present invention includes: the automatic water replenishing valve comprises an automatic water replenishing valve 1, an electromagnetic valve 2, a flow detection device 3 and a control device 4. The water inlet end of the electromagnetic valve 2 is connected with the water outlet end of the automatic water replenishing valve 1, the water outlet end of the electromagnetic valve 2 is connected with the closed water system, and the control end of the electromagnetic valve 2 is connected with the control device 4. The flow detection device 3 is connected with the water outlet end of the automatic water replenishing valve 1, and the flow detection device 3 is connected with the control device 4. The flow detection device 3 is used for detecting the water replenishing flow of the closed water system and sending the water replenishing flow to the control device 4. The control device 4 is used for carrying out leakage identification on the closed water system according to the water replenishing flow, and controlling the electromagnetic valve 2 to be closed when the closed water system leaks, so as to stop replenishing water to the closed water system.
The flow detection device 3 specifically comprises a flow sensor and a data sending device, the flow sensor is connected with the water outlet end of the automatic water replenishing valve 1, and the flow sensor is connected with the data sending device and used for detecting the water replenishing flow of the closed water system. The data transmission device is connected to the control device 4. The data transmission device is used for transmitting the water replenishing flow to the control device 4.
The control device 4 specifically includes a data receiving device and a controller, the data receiving device is connected with the data sending device, and the data receiving device is used for receiving the water replenishing flow. The controller is connected with the data receiving device, is connected with the control end of the electromagnetic valve 2, and is used for comparing the water replenishing flow with a preset water replenishing flow threshold value, and when the water replenishing flow is larger than or equal to the preset water replenishing flow threshold value, the closed water system is determined to leak and the electromagnetic valve 2 is controlled to be closed, so that the purpose of stopping water replenishing to the closed water system is achieved.
The automatic water replenishing device provided by the invention, wherein the control device 4 further comprises: and the alarm device is connected with the controller and used for giving an alarm when the closed water system leaks.
Fig. 2 is a schematic structural diagram of an automatic water replenishing system according to an embodiment of the present invention, in which a dotted line represents a pipe connection, and as shown in fig. 2, the automatic water replenishing system according to the present invention includes an automatic water replenishing device 6 and a closed water system 5. The automatic water replenishing device 6 is connected with the closed water system 5, the automatic water replenishing device 6 is used for detecting the water replenishing flow of the closed water system 5, performing leakage identification on the closed water system 5 according to the water replenishing flow and determining whether to stop replenishing water to the closed water system 5 according to the result of the leakage identification. When the closed water system 5 leaks, the automatic water replenishing device 6 stops replenishing water to the closed water system 5.
Fig. 3 is a flowchart of an automatic water replenishing method according to an embodiment of the present invention, which includes the following specific steps:
step 101: the flow detection device acquires the water replenishing flow of the closed water system.
Step 102: the control device judges whether the water replenishing flow is larger than or equal to a preset water replenishing flow threshold value or not. And if the water replenishing flow is larger than or equal to the preset water replenishing flow threshold value, executing the step 103, and if the water replenishing flow is smaller than the preset water replenishing flow threshold value, returning to the step 101.
Step 103: if the water replenishing flow is larger than or equal to the preset water replenishing flow threshold, the closed water system leaks, and the control device controls the electromagnetic valve to be closed.
When the closed water system leaks, the alarm device gives an alarm.
The automatic water replenishing device provided by the invention is characterized in that the flow sensor is arranged at the water outlet end of the automatic water replenishing valve, when the closed water system is in a normal operation state, the electromagnetic valve is in an open state, when a small amount of water leaks when the closed water system works normally, water is replenished through the automatic water replenishing valve, when the water replenishing flow is more than or equal to a preset water replenishing flow threshold value, the closed water system leaks, and the controller controls the electromagnetic valve to be closed to stop replenishing water to the closed water system. When the closed water system is in an overhauling or debugging state, the electromagnetic valve is in an opening state, and meanwhile, the flow sensor does not detect the water replenishing flow.
According to the automatic water replenishing device, the automatic water replenishing system and the monitoring method, leakage identification is carried out on the closed water system based on the water replenishing flow, and the defect that the existing water replenishing system cannot identify leakage of the closed water system and stop water replenishing because the water is replenished to the closed water system based on the pressure difference between two ends of the automatic water replenishing valve is overcome. The invention provides convenient conditions for the maintenance work of technicians in the later period and simultaneously reduces the waste of water resources.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the system disclosed by the embodiment, the description is relatively simple because the system corresponds to the method disclosed by the embodiment, and the relevant points can be referred to the method part for description.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In summary, this summary should not be construed to limit the present invention.
Claims (7)
1. An automatic water replenishing device, characterized in that the automatic water replenishing device comprises:
the automatic water replenishing valve, the electromagnetic valve, the flow detection device and the control device;
the water inlet end of the electromagnetic valve is connected with the water outlet end of the automatic water replenishing valve; the water outlet end of the electromagnetic valve is connected with a closed water system; the control end of the electromagnetic valve is connected with the control device;
the flow detection device is connected with the water outlet end of the automatic water replenishing valve, the flow detection device is connected with the control device, and the flow detection device is used for detecting the water replenishing flow of the closed water system and sending the water replenishing flow to the control device;
the control device is used for carrying out leakage identification on the closed water system according to the water replenishing flow, controlling the electromagnetic valve to be closed when the closed water system leaks, and stopping replenishing water to the closed water system.
2. The automatic water replenishing device according to claim 1, wherein the flow detection device specifically comprises:
a flow sensor and a data transmission device;
the flow sensor is connected with the water outlet end of the automatic water replenishing valve; the flow sensor is connected with the data sending device; the flow sensor is used for detecting the water replenishing flow;
the data sending device is connected with the control device and used for sending the water supplementing flow to the control device.
3. The automatic water replenishing device according to claim 2, wherein the control device specifically comprises:
a data receiving device and a controller;
the data receiving device is connected with the data sending device and is used for receiving the water replenishing flow;
the controller is connected with the data receiving device, the controller is connected with the control end of the electromagnetic valve, and the controller is used for comparing the water replenishing flow with a preset water replenishing flow threshold value, and when the water replenishing flow is larger than or equal to the preset water replenishing flow threshold value, the closed water system is determined to leak and the electromagnetic valve is controlled to be closed.
4. The automatic refill device of claim 3, wherein the control device further comprises:
an alarm device;
the alarm device is connected with the controller and used for giving an alarm when the closed water system leaks.
5. An automatic water replenishing system applied to the automatic water replenishing device according to any one of claims 1 to 4, comprising:
an automatic water replenishing device and a closed water system;
the automatic water replenishing device is connected with the closed water system and used for detecting the water replenishing flow of the closed water system, and the automatic water replenishing device carries out leakage identification on the closed water system according to the water replenishing flow and determines whether to stop replenishing water to the closed water system according to a leakage identification result.
6. An automatic water replenishing monitoring method applied to the automatic water replenishing apparatus according to any one of claims 1 to 4, the automatic water replenishing monitoring method comprising:
the flow detection device acquires the water replenishing flow of the closed water system;
the control device judges whether the water replenishing flow is larger than or equal to a preset water replenishing flow threshold value or not;
if the water replenishing flow is larger than or equal to the preset water replenishing flow threshold, the closed water system leaks, and the control device controls the electromagnetic valve to be closed;
and if the water replenishing flow is smaller than the preset water replenishing flow threshold value, returning to the step of acquiring the water replenishing flow of the closed water system by the flow detection device.
7. The automatic refill monitoring method of claim 6, further comprising:
and when the closed water system leaks, the alarm device gives an alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010577757.2A CN111562067A (en) | 2020-06-23 | 2020-06-23 | Automatic water supplementing device, system and monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010577757.2A CN111562067A (en) | 2020-06-23 | 2020-06-23 | Automatic water supplementing device, system and monitoring method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111562067A true CN111562067A (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010577757.2A Withdrawn CN111562067A (en) | 2020-06-23 | 2020-06-23 | Automatic water supplementing device, system and monitoring method |
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| Country | Link |
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| CN (1) | CN111562067A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112528518A (en) * | 2020-12-24 | 2021-03-19 | 华中科技大学 | Pipe network system leakage judgment method based on flow method |
| CN112700627A (en) * | 2020-12-31 | 2021-04-23 | 新奥数能科技有限公司 | Method and device for alarming abnormality of water supply of cooling tower and terminal equipment |
| CN113701061A (en) * | 2021-09-15 | 2021-11-26 | 石家庄西岭供热有限公司 | Pipeline leakage detection method, detection system and construction method |
-
2020
- 2020-06-23 CN CN202010577757.2A patent/CN111562067A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112528518A (en) * | 2020-12-24 | 2021-03-19 | 华中科技大学 | Pipe network system leakage judgment method based on flow method |
| CN112700627A (en) * | 2020-12-31 | 2021-04-23 | 新奥数能科技有限公司 | Method and device for alarming abnormality of water supply of cooling tower and terminal equipment |
| CN112700627B (en) * | 2020-12-31 | 2022-11-04 | 新奥数能科技有限公司 | Method and device for alarming abnormality of water supply of cooling tower and terminal equipment |
| CN113701061A (en) * | 2021-09-15 | 2021-11-26 | 石家庄西岭供热有限公司 | Pipeline leakage detection method, detection system and construction method |
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| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Zhen Inventor after: Lin Runchen Inventor after: Lin Aiping Inventor before: Lin Runchen Inventor before: Lin Aiping Inventor before: Chen Zhen |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211207 Address after: 225300 No.8 Tianxing Road, Gaogang District, Taizhou City, Jiangsu Province Applicant after: TAIZHOU POLYTECHNIC College Applicant after: Taizhou wuheng environmental science and Technology Engineering Co.,Ltd. Address before: 225300 room 1, building 5, No. 82, Xingtai Road, Hailing District, Taizhou City, Jiangsu Province Applicant before: Taizhou wuheng environmental science and Technology Engineering Co.,Ltd. |
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Application publication date: 20200821 |
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