CN212511698U - Remote anti-freezing early warning device for central air conditioner - Google Patents
Remote anti-freezing early warning device for central air conditioner Download PDFInfo
- Publication number
- CN212511698U CN212511698U CN202020264795.8U CN202020264795U CN212511698U CN 212511698 U CN212511698 U CN 212511698U CN 202020264795 U CN202020264795 U CN 202020264795U CN 212511698 U CN212511698 U CN 212511698U
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- Prior art keywords
- electromagnetic valve
- controller
- pipe
- early warning
- central air
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- 238000007710 freezing Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000001816 cooling Methods 0.000 claims abstract description 26
- 238000004378 air conditioning Methods 0.000 claims abstract description 10
- 230000008014 freezing Effects 0.000 claims abstract description 8
- 238000009413 insulation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 208000001034 Frostbite Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Air Conditioning Control Device (AREA)
Abstract
The utility model relates to a central air conditioning field especially relates to a long-range anti-freezing early warning device of central air conditioning, and the device can play long-range anti-freezing early warning effect to the outdoor pipeline of host computer and cooling tower. The cooling tower comprises a main machine and a cooling tower on the left side, wherein a hot water pipe and a cold water pipe are connected between the main machine and the cooling tower, a first temperature sensor is arranged on a shell of the main machine and is connected with a controller through a connecting circuit, a first electromagnetic valve is arranged at the lowest point of the hot water pipe, a cooling pump is arranged on the cold water pipe, a second electromagnetic valve is arranged at the bottom of the cooling pump, and a third electromagnetic valve is arranged at the lowest point of the cold water pipe; a water outlet pipe and a water return pipe are arranged on the right side of the main machine, a freezing pump is arranged on the water outlet pipe, a fourth electromagnetic valve is arranged at the bottom of the freezing pump, and a fifth electromagnetic valve is arranged on the water return pipe; the first to fifth electromagnetic valves are respectively connected with the controller through connecting lines, and the controller is connected with the display through the connecting lines. The operation is simple, the use is convenient, and the device is suitable for various places.
Description
Technical Field
The utility model relates to a central air conditioning field specifically is a long-range early warning device that prevents frostbite of central air conditioning.
Background
With the progress of science and technology and the development of society, the central air-conditioning technology in China is rapidly developed, and the rapid development of the central air-conditioning control technology follows. The main unit and the cooling tower of the central air conditioner are usually installed on the top of a building and are installed outdoors, and the problem of frost cracking of outdoor pipelines is easily caused in cold winter. Therefore, it is necessary to develop a device for early warning of freezing of outdoor pipelines.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a long-range early warning device that prevents frostbite of central air conditioning, the device can play long-range early warning effect that prevents frostbite to the outdoor pipeline of host computer and cooling tower, effectively solves the problem that proposes in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a long-range frostproofing early warning device of central air conditioning, includes host computer and left cooling tower, host computer and cooling tower between be connected with hot-water line and cold water pipe, its characterized in that: the host shell is provided with a first temperature sensor which is connected with the controller through a connecting circuit, the lowest point of the hot water pipe is provided with a first electromagnetic valve, the cold water pipe is provided with a cooling pump, the bottom of the cooling pump is provided with a second electromagnetic valve, and the lowest point of the cold water pipe is provided with a third electromagnetic valve;
a water outlet pipe and a water return pipe are arranged on the right side of the main machine, a freezing pump is arranged on the water outlet pipe, a fourth electromagnetic valve is arranged at the bottom of the freezing pump, and a fifth electromagnetic valve is arranged on the water return pipe;
the first to fifth electromagnetic valves are respectively connected with a controller through connecting lines, and the controller is connected with a display through the connecting lines.
Preferably, the first solenoid valve and the third solenoid valve are respectively provided with a second temperature sensor and a third temperature sensor, and the second temperature sensor and the third temperature sensor are respectively connected with the controller through connecting lines.
Preferably, the controller is further connected with an alarm through a connecting line.
Preferably, the controller and the display are arranged in a control machine room.
Preferably, the first to fifth solenoid valves are low temperature-resistant solenoid valves, respectively.
Preferably, the outer sides of the hot water pipe, the cold water pipe, the water outlet pipe and the water return pipe are all wrapped with heat insulation layers.
Compared with the prior art, the utility model provides a long-range early warning device that prevents frostbite of central air conditioning possesses following beneficial effect:
1. the utility model discloses a host computer shell on be equipped with first temperature sensor, first temperature sensor is connected with the controller through interconnecting link, the minimum of hot-water line be equipped with first solenoid valve, be equipped with the cooling pump on the cold water pipe, cooling pump bottom be equipped with the second solenoid valve, cold water pipe minimum be equipped with the third solenoid valve, during the use, first temperature sensor can detect the ambient temperature around the host computer, when ambient temperature is less than the setting value, first solenoid valve, second solenoid valve and third solenoid valve can be opened to the controller, with the water unloading in pipeline and the cooling pump.
2. The utility model discloses a host computer right side be equipped with outlet pipe and wet return, the outlet pipe on be equipped with the cryopump, cryopump bottom be equipped with the fourth solenoid valve, the wet return on be equipped with the fifth solenoid valve, during the use, the controller and then open fourth solenoid valve and fifth solenoid valve, empty the log raft in outlet pipe and the wet return, prevent to freeze.
3. The utility model discloses a first solenoid valve and third solenoid valve on be equipped with second temperature sensor and third temperature sensor respectively, second temperature sensor and third temperature sensor are connected with the controller through interconnecting link respectively, during the use, the ambient temperature of first solenoid valve and third solenoid valve department can be monitored respectively to second temperature sensor and third temperature sensor, do the comparison with first temperature sensor, if all be less than the setting value, then the controller very first time starts early warning and evacuation pipeline, staff to on-the-spot inspection and maintenance afterwards.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
The following are marked in the figure:
1. a host; 10. a first temperature sensor; 11. a hot water pipe; 12. a cold water pipe; 13. a water outlet pipe; 14. a water return pipe; 2. a cooling tower; 3. a first solenoid valve; 31. a second temperature sensor; 4. a third electromagnetic valve; 41. a third temperature sensor; 5. a cooling pump; 51. a second solenoid valve; 6. a freeze pump; 61. a fourth solenoid valve; 7. a fifth solenoid valve; 8. a controller; 81. an alarm; 9. a display.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the remote anti-freezing early warning device for the central air conditioner comprises a host 1 and a left cooling tower 2, a hot water pipe 11 and a cold water pipe 12 are connected between the host 1 and the cooling tower 2, a first temperature sensor 10 is arranged on a shell of the host 1, the first temperature sensor 10 is connected with a controller 8 through a connecting line, a first electromagnetic valve 3 is arranged at the lowest point of the hot water pipe 11, a cooling pump 5 is arranged on the cold water pipe 12, a second electromagnetic valve 51 is arranged at the bottom of the cooling pump 5, and a third electromagnetic valve 4 is arranged at the lowest point of the cold water pipe 12.
In the above embodiment, specifically, the right side of the main unit 1 is provided with the water outlet pipe 13 and the water return pipe 14, the water outlet pipe 13 is provided with the refrigeration pump 6, the bottom of the refrigeration pump 6 is provided with the fourth electromagnetic valve 61, and the water return pipe 14 is provided with the fifth electromagnetic valve 7.
In the above embodiment, specifically, the first to fifth electromagnetic valves are respectively connected to the controller 8 through connecting lines, and the controller 8 is connected to the display 9 through connecting lines.
In the above embodiment, specifically, the first solenoid valve 3 and the third solenoid valve 4 are respectively provided with the second temperature sensor 31 and the third temperature sensor 41, and the second temperature sensor 31 and the third temperature sensor 41 are respectively connected with the controller 8 through connecting lines.
In the above embodiment, specifically, the controller 8 is further connected to an alarm 81 through a connection line. When the outdoor temperature is lower than the temperatures of the three sensors, the alarm 81 can give an alarm at the same time, and the alarm plays a role in reminding workers.
In the above embodiment, more specifically, the controller 8 and the display 9 are disposed in the control room.
In the above embodiment, more specifically, the first to fifth solenoid valves are low temperature-resistant solenoid valves.
In the above embodiment, more specifically, the outer sides of the hot water pipe 11, the cold water pipe 12, the water outlet pipe 13 and the water return pipe 14 are all wrapped with insulating layers.
The working principle is as follows: the first temperature sensor 10 can detect the ambient temperature around the main unit 1, and when the ambient temperature is lower than a set value, the controller 8 will open the first solenoid valve 3, the second solenoid valve 51 and the third solenoid valve to empty the pipeline and the water in the cooling pump 5. The controller 8 further opens the fourth solenoid valve 61 and the fifth solenoid valve 7 to drain the water in the water outlet pipe 13 and the water return pipe 14, thereby preventing freezing. The second temperature sensor 31 and the third temperature sensor 41 can monitor the ambient temperature of the first solenoid valve 3 and the third solenoid valve 4 respectively, compare the ambient temperature with the first temperature sensor 10, if the ambient temperature and the ambient temperature are both lower than a set value, the controller 8 starts early warning and empties the pipeline at the first time, and then the workers go to the site for inspection and maintenance.
The components used in the present invention are all common standard components or components known to those skilled in the art, and the structure and principle thereof are well known to those skilled in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a long-range frostproofing early warning device of central air conditioning, includes host computer and left cooling tower, host computer and cooling tower between be connected with hot-water line and cold water pipe, its characterized in that: the host shell is provided with a first temperature sensor which is connected with the controller through a connecting circuit, the lowest point of the hot water pipe is provided with a first electromagnetic valve, the cold water pipe is provided with a cooling pump, the bottom of the cooling pump is provided with a second electromagnetic valve, and the lowest point of the cold water pipe is provided with a third electromagnetic valve;
a water outlet pipe and a water return pipe are arranged on the right side of the main machine, a freezing pump is arranged on the water outlet pipe, a fourth electromagnetic valve is arranged at the bottom of the freezing pump, and a fifth electromagnetic valve is arranged on the water return pipe;
the first to fifth electromagnetic valves are respectively connected with a controller through connecting lines, and the controller is connected with a display through the connecting lines.
2. The remote anti-freezing early warning device of the central air conditioner as claimed in claim 1, wherein: and the first electromagnetic valve and the third electromagnetic valve are respectively provided with a second temperature sensor and a third temperature sensor which are respectively connected with the controller through connecting lines.
3. The remote anti-freezing early warning device of the central air conditioner as claimed in claim 1, wherein: the controller is also connected with an alarm through a connecting circuit.
4. The remote anti-freezing early warning device of the central air conditioner as claimed in claim 1, wherein: the controller and the display are arranged in the control machine room.
5. The remote anti-freezing early warning device of the central air conditioner as claimed in claim 1, wherein: the first to fifth electromagnetic valves are low-temperature-resistant electromagnetic valves respectively.
6. The remote anti-freezing early warning device of the central air conditioner as claimed in claim 1, wherein: the outer sides of the hot water pipe, the cold water pipe, the water outlet pipe and the water return pipe are all wrapped with heat insulation layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020264795.8U CN212511698U (en) | 2020-03-06 | 2020-03-06 | Remote anti-freezing early warning device for central air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020264795.8U CN212511698U (en) | 2020-03-06 | 2020-03-06 | Remote anti-freezing early warning device for central air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212511698U true CN212511698U (en) | 2021-02-09 |
Family
ID=74387403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020264795.8U Expired - Fee Related CN212511698U (en) | 2020-03-06 | 2020-03-06 | Remote anti-freezing early warning device for central air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212511698U (en) |
-
2020
- 2020-03-06 CN CN202020264795.8U patent/CN212511698U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.843, Jingqi Road, Huaiyin District, Jinan City, Shandong Province Patentee after: Shandong Tongfang Jiahe Co.,Ltd. Address before: No.843, Jingqi Road, Huaiyin District, Jinan City, Shandong Province Patentee before: JINAN TONGFANG JIAHE TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |