CN114783155A - Pressure monitoring and alarming device for air conditioner refrigerant water system - Google Patents
Pressure monitoring and alarming device for air conditioner refrigerant water system Download PDFInfo
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- CN114783155A CN114783155A CN202210443304.XA CN202210443304A CN114783155A CN 114783155 A CN114783155 A CN 114783155A CN 202210443304 A CN202210443304 A CN 202210443304A CN 114783155 A CN114783155 A CN 114783155A
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- refrigerant water
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- pressure
- aviation plug
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 119
- 239000003507 refrigerant Substances 0.000 title claims abstract description 99
- 238000012544 monitoring process Methods 0.000 title claims abstract description 61
- 230000030279 gene silencing Effects 0.000 claims abstract description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 2
- 238000004378 air conditioning Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a pressure monitoring and alarming device of a refrigerant water system of an air conditioner, which comprises a refrigerant water pressure monitoring box and a refrigerant water pressure acquisition box, wherein a relay, a fuse, a wiring terminal and a power module are arranged inside the refrigerant water pressure monitoring box, a first aviation plug and a second aviation plug are arranged on the front side wall of the refrigerant water pressure monitoring box, a digital display, a power switch, a silencing button, a buzzer and an indicator lamp are arranged on a box cover of the refrigerant water pressure monitoring box, a pressure controller, a pressure transmitter, a pressure gauge and a stop valve are arranged inside the refrigerant water pressure acquisition box, and a third aviation plug and a refrigerant water pipe joint are arranged on the front side wall of the refrigerant water pressure acquisition box. The invention can realize real-time pressure monitoring and pressure abnormity alarm prompting at important user nodes, and is convenient for maintainers to find fault positions in time and carry out fault removal; the invention has the advantages of reasonable design, stable operation, simple structure, simple and convenient installation and is worth popularizing.
Description
Technical Field
The invention relates to the technical field of pressure monitoring and alarming, in particular to a pressure monitoring and alarming device for an air conditioner refrigerant water system.
Background
Refrigerant water systems are mostly adopted as cooling media of air conditioners for large civil ships and military ships so as to maintain the proper temperature of the cabins and cool the equipment. In large surface vessels, the system piping is a rather complex piping system throughout the vessel. The operation of this system requires a certain pressure to be maintained. If the pressure loss is caused by leakage and the like, the air conditioner cannot work normally. In military vessels, the refrigerant water system also serves important equipment such as radars, communication equipment and the like, and cools equipment cabins, ammunition depots and other high-temperature dangerous places, and if the temperature rises, a great safety risk exists. Therefore, an air conditioner refrigerant water pressure monitoring and alarming device is urgently needed, and managers are reminded to take measures at the first time in an audible and visual alarming mode so as to eliminate risks in time.
Because the pipelines of the large-scale refrigerant water system are widely distributed, the inspection of the external interfaces is difficult, the current monitoring is usually observed through a pressure gauge of a refrigerator, and the pressure monitoring on the pipeline nodes is less. Therefore, it is difficult to perform real-time pressure detection on the highest point, head, tail and other important user nodes of the ship chilled water system, and it is also impossible to monitor the pressure fluctuation change of the chilled water system, and it is difficult to find out the pipeline fault in time.
Therefore, a new pressure monitoring and alarming device for air-conditioning refrigerant water system is needed, and improvement is made to the technical defects.
Disclosure of Invention
The invention aims to provide a pressure monitoring and alarming device for an air conditioner chilled water system, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a pressure monitoring and alarming device of an air conditioner refrigerant water system comprises a refrigerant water pressure monitoring box and a refrigerant water pressure collecting box, wherein a relay, a fuse, a wiring terminal and a power module are arranged inside the refrigerant water pressure monitoring box, a first aviation plug and a second aviation plug are arranged on the front side wall of the refrigerant water pressure monitoring box, a digital display, a power switch, a silencing button, a buzzer and an indicating lamp are arranged on a box cover of the refrigerant water pressure monitoring box, a pressure controller, a pressure transmitter, a pressure gauge and a stop valve are arranged inside the refrigerant water pressure collecting box, a third aviation plug and a refrigerant water pipe connector are arranged on the front side wall of the refrigerant water pressure collecting box, the first aviation plug is a power supply input plug, and the second aviation plug and the third aviation plug are signal input plugs, the second aviation plugs are connected through signal lines and third aviation plugs.
Furthermore, the refrigerant water pipe joint is connected with the refrigerant water pipe and the in-tank water pipe, the pressure controller, the pressure transmitter and the pressure gauge are connected to one end, far away from the refrigerant water pipe joint, of the in-tank water pipe, and the stop valve is connected to one end, close to the refrigerant water pipe joint, of the in-tank water pipe.
Further, the pressure transmitter is in signal connection with a digital display.
Further, the pressure controller is in signal connection with a relay.
Furthermore, the tail ends of the first aviation plug, the second aviation plug and the third aviation plug are rotatably connected with dust covers.
Furthermore, refrigerant water pressure monitoring case and refrigerant water pressure acquisition case include box and case lid, the case lid rotates the top of connecting at the box.
Furthermore, a lockset is arranged between the box cover and the box body.
Furthermore, the box body and the box cover of the refrigerant water pressure monitoring box and the refrigerant water pressure collecting box are made of stainless steel.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, the refrigerant water pressure acquisition box is used for acquiring pressure signals of each node in a refrigerant water pipeline, when the pressure of the refrigerant water pressure monitoring box is lower than a normal value, the buzzer emits an alarm sound, the indicator lamp emits an alarm strobe to prompt that the pressure is abnormal, and a maintainer can find a fault position in time to remove a fault;
2. in the invention, the refrigerant water pressure monitoring box, the refrigerant water pressure collecting box body and the box cover are all made of stainless steel, and have good corrosion resistance under the condition of high salinity and humidity;
3. in the invention, the refrigerant water pressure monitoring box and the refrigerant water pressure collecting box body and the box cover are in rotary connection, so that the box body is convenient to open for debugging or overhauling; the box body is locked by the lockset, so that the phenomenon that irrelevant personnel touch by mistake is avoided.
In conclusion, the invention can realize real-time pressure monitoring and pressure abnormity alarm prompting at important user nodes, and is convenient for maintainers to find fault positions in time and carry out fault removal; the invention has the advantages of reasonable design, stable operation, simple structure, simple and convenient installation and is worth popularizing.
Drawings
FIG. 1 is a schematic diagram of an external structure of a refrigerant water pressure monitoring box in a pressure monitoring alarm device of an air-conditioning refrigerant water system;
FIG. 2 is a schematic diagram of the internal structure of a refrigerant water pressure monitoring box in a pressure monitoring alarm device of a refrigerant water system of an air conditioner;
FIG. 3 is a schematic diagram of an external structure of a refrigerant water pressure collection tank in a pressure monitoring alarm device of an air-conditioning refrigerant water system;
FIG. 4 is a schematic diagram of the internal structure of a refrigerant water pressure collection box in the pressure monitoring alarm device of the air-conditioning refrigerant water system;
FIG. 5 is an enlarged view of a portion of FIG. 1 at K;
fig. 6 is a working principle diagram of a pressure monitoring and alarming device of an air-conditioning chilled water system.
In the figure: 1-a relay, 2-a fuse, 3-a wiring terminal, 4-a power module, 5-a first aviation plug, 6-a second aviation plug, 7-a digital display, 8-a power switch, 9-a silencing button, 10-a buzzer, 11-an indicator light, 12-a lockset, 13-a third aviation plug, 14-a refrigerant water pipe joint, 15-a pressure controller, 16-a pressure transmitter, 17-a pressure gauge, 18-a stop valve, 19-a water pipe in the box, 20-a dust cover, 21-a refrigerant water pressure monitoring box and 22-a refrigerant water pressure collecting box.
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.
Example 1: referring to fig. 1 to 6, an air conditioner refrigerant water system pressure monitoring and alarming device includes a refrigerant water pressure monitoring box 21 and a refrigerant water pressure collecting box 22, a relay 1, a fuse 2, a connection terminal 3 and a power module 4 are arranged inside a box body of the refrigerant water pressure monitoring box 21, a first aviation plug 5 and a second aviation plug 6 are arranged on a front side wall of the box body of the refrigerant water pressure monitoring box 21, a digital display 7, a power switch 8, a button 9, a buzzer 10 and an indicator light 11 are arranged on a box cover of the refrigerant water pressure monitoring box 21, a pressure controller 15, a pressure transmitter 16, a pressure gauge 17 and a stop valve 18 are arranged inside the box body of the refrigerant water pressure collecting box 22, a third aviation plug 13 and a refrigerant water pipe joint 14 are arranged on the front side wall of the refrigerant water pressure collecting box 22, the first aviation plug 5 is a power supply input plug, the second aviation plug 6 and the third aviation plug 13 are signal input plugs, and the second aviation plug 6 is connected with the third aviation plug 13 through a signal line.
The refrigerant water pipe joint 14 is connected with a refrigerant water pipe and an in-tank water pipe 19, the pressure controller 15, the pressure transmitter 16 and the pressure gauge 17 are connected to one end, far away from the refrigerant water pipe joint 14, of the in-tank water pipe 19, and the stop valve 18 is connected to one end, close to the refrigerant water pipe joint 14, of the in-tank water pipe 19.
The pressure transmitter 16 is in signal connection with the digital display 7.
The pressure controller 15 is in signal connection with the relay 1.
In the invention, a refrigerant water pressure acquisition box 22 is used for acquiring pressure signals of each node in a refrigerant water pipeline, and a refrigerant water pressure monitoring box 21 gives an alarm when the pressure is lower than a normal value; the pressure transmitter 16 transmits the detected pressure signal to the digital display 7 for displaying, so that the pressure value of each node can be conveniently and visually seen; when the pressure controller 15 detects that the pressure is low, a signal is transmitted to the relay 1, the relay 1 controls a circuit to be closed, the buzzer 10 emits an alarm sound, the indicator lamp 11 emits alarm stroboflash to prompt that the pressure is abnormal, and the buzzer 10 silences after the silencing button 9 is pressed; the pressure gauge 17 is used for displaying the pressure value of the refrigerant water pipeline node; the stop valve 18 controls the opening and closing of the inward water pipe 19; the fuse 2 is used to protect the circuit.
The front 2 terminals of the fuse 2 supply power to the AC220V and input the fuse 2A; the last 2 terminals output fuse 2A for DC 24V. Terminals 1 and 2 of the wiring terminal 3 are parallel DC24V +, terminals 3 and 4 are parallel DC24V-, a terminal 5 is a low-voltage controller signal input, and a terminal 6 is a pressure transmitter signal input. The power module 4 converts AC220V power to DC24V power. The 1, 2 columns of the first aviation plug 5 are AC220V, and the 3, 4 columns are reserved. The second aeroplug 6 has 1, 2 columns of DC24V +,3 columns of pressure controller signal and 4 columns of pressure transmitter signal. The third aviation plug 131, 3 columns are pressure controllers, and the 2, 4 columns are pressure transmitters. The power switch 8 turns on the AC220V power. The mute button 9 inputs the high level DC24V + to the relay module IN2, and implements mute of the buzzer.
Example 2: referring to fig. 1 to 4, a pressure monitoring and alarming device for a refrigerant water system of an air conditioner is different from embodiment 1 in that both a box body and a box cover of a refrigerant water pressure monitoring box 21 and a refrigerant water pressure collecting box 22 are made of stainless steel.
In this embodiment, the refrigerant water pressure monitoring box 21, the refrigerant water pressure collecting box 22 and the box cover are made of stainless steel, and have a good corrosion resistance effect under the condition of high salinity and humidity.
Example 3: referring to fig. 1 to 4, a pressure monitoring and alarming device for a refrigerant water system of an air conditioner is different from embodiment 1 in that the refrigerant water pressure monitoring box 21 and the refrigerant water pressure collecting box 22 include a box body and a box cover, and the box cover is rotatably connected to the top of the box body.
A lock 12 is arranged between the box cover and the box body.
In the embodiment, the refrigerant water pressure monitoring box 21 and the refrigerant water pressure collecting box 22 are in rotary connection with each other, so that the box bodies can be conveniently opened for debugging or overhauling; the lock 12 locks the box body to prevent the wrong touch of irrelevant personnel.
Example 4: referring to fig. 5, a pressure monitoring and alarming device for an air-conditioning chilled water system is different from that in embodiment 1 in that the tail ends of the first aviation plug 5, the second aviation plug 6 and the third aviation plug 13 are rotatably connected with a dust cover 20.
In this embodiment, the dust cap 20 protects the aviation plug and prevents dust from entering the aviation plug before the cable is connected.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides an air conditioner refrigerant water system pressure monitoring alarm device, includes refrigerant water pressure monitoring case (21) and refrigerant water pressure acquisition box (22), its characterized in that: the refrigerator is characterized in that a relay (1), a fuse (2), a wiring terminal (3) and a power module (4) are arranged inside a refrigerator body of the refrigerant water pressure monitoring box (21), a first aviation plug (5) and a second aviation plug (6) are arranged on the front side wall of the refrigerator body of the refrigerant water pressure monitoring box (21), a digital display (7), a power switch (8), a silencing button (9), a buzzer (10) and an indicator lamp (11) are arranged on a refrigerator cover of the refrigerant water pressure monitoring box (21), a pressure controller (15), a pressure transmitter (16), a pressure gauge (17) and a stop valve (18) are arranged inside the refrigerator body of the refrigerant water pressure collecting box (22), a third aviation plug (13) and a refrigerant water pipe connector (14) are arranged on the front side wall of the refrigerant water pressure collecting box (22), and the first aviation plug (5) is a power supply input plug, the second aviation plug (6) and the third aviation plug (13) are signal input plugs, and the second aviation plug (6) is connected with the third aviation plug (13) through a signal line.
2. An air conditioner chilled water system pressure monitoring alarm device as claimed in claim 1, wherein: refrigerant water pipe connector (14) connect refrigerant water pipe and incasement water pipe (19), pressure controller (15), pressure transmitter (16), manometer (17) are connected and are kept away from the one end of refrigerant water pipe connector (14) at incasement water pipe (19), stop valve (18) are connected and are being close to the one end of refrigerant water pipe connector (14) at incasement water pipe (19).
3. An air conditioner chilled water system pressure monitoring alarm device as claimed in claim 2, wherein: the pressure transmitter (16) is in signal connection with the digital display (7).
4. An air conditioner chilled water system pressure monitoring alarm device as claimed in claim 3, wherein: the pressure controller (15) is in signal connection with the relay (1).
5. An air conditioner refrigerant water system pressure monitoring alarm device according to claim 1, characterized in that: the tail ends of the first aviation plug (5), the second aviation plug (6) and the third aviation plug (13) are rotatably connected with a dustproof cover (20).
6. An air conditioner chilled water system pressure monitoring alarm device as claimed in claim 5, wherein: the refrigerant water pressure monitoring box (21) and the refrigerant water pressure collecting box (22) comprise a box body and a box cover, and the box cover is rotatably connected to the top of the box body.
7. An air conditioner refrigerant water system pressure monitoring alarm device according to claim 6, characterized in that: a lock (12) is arranged between the box cover and the box body.
8. An air conditioner refrigerant water system pressure monitoring alarm device according to claim 6, characterized in that: the box body and the box cover of the refrigerant water pressure monitoring box (21) and the refrigerant water pressure collecting box (22) are made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210443304.XA CN114783155A (en) | 2022-04-27 | 2022-04-27 | Pressure monitoring and alarming device for air conditioner refrigerant water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210443304.XA CN114783155A (en) | 2022-04-27 | 2022-04-27 | Pressure monitoring and alarming device for air conditioner refrigerant water system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114783155A true CN114783155A (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210443304.XA Pending CN114783155A (en) | 2022-04-27 | 2022-04-27 | Pressure monitoring and alarming device for air conditioner refrigerant water system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278806A (en) * | 2011-05-26 | 2011-12-14 | 王玉龙 | Air conditioner with refrigerant pressure detection device |
| CN202119009U (en) * | 2011-05-26 | 2012-01-18 | 王玉龙 | Air conditioner with refrigerant pressure detecting device |
| US20190374894A1 (en) * | 2018-06-08 | 2019-12-12 | Lennox Industries Inc. | Systems and methods of predicting life of a filter in an hvac system |
| CN210089198U (en) * | 2019-06-05 | 2020-02-18 | 佛山职业技术学院 | Automobile air conditioner refrigerant detection device |
| CN213365316U (en) * | 2020-08-14 | 2021-06-04 | 武汉华之洋科技有限公司 | Equipment for monitoring ship exhaust cooling device |
| CN214333097U (en) * | 2020-11-24 | 2021-10-01 | 珠海市威诺环境技术设备有限公司 | Water-cooling air conditioning system and air conditioner thereof |
-
2022
- 2022-04-27 CN CN202210443304.XA patent/CN114783155A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278806A (en) * | 2011-05-26 | 2011-12-14 | 王玉龙 | Air conditioner with refrigerant pressure detection device |
| CN202119009U (en) * | 2011-05-26 | 2012-01-18 | 王玉龙 | Air conditioner with refrigerant pressure detecting device |
| US20190374894A1 (en) * | 2018-06-08 | 2019-12-12 | Lennox Industries Inc. | Systems and methods of predicting life of a filter in an hvac system |
| CN210089198U (en) * | 2019-06-05 | 2020-02-18 | 佛山职业技术学院 | Automobile air conditioner refrigerant detection device |
| CN213365316U (en) * | 2020-08-14 | 2021-06-04 | 武汉华之洋科技有限公司 | Equipment for monitoring ship exhaust cooling device |
| CN214333097U (en) * | 2020-11-24 | 2021-10-01 | 珠海市威诺环境技术设备有限公司 | Water-cooling air conditioning system and air conditioner thereof |
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