CN210292105U - Air conditioner refrigerating water system convenient to maintain - Google Patents
Air conditioner refrigerating water system convenient to maintain Download PDFInfo
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- CN210292105U CN210292105U CN201921027256.6U CN201921027256U CN210292105U CN 210292105 U CN210292105 U CN 210292105U CN 201921027256 U CN201921027256 U CN 201921027256U CN 210292105 U CN210292105 U CN 210292105U
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Abstract
An air-conditioning refrigeration water system convenient to maintain comprises a large machine system, a small machine system, a large machine variable-frequency water pump set, a small machine variable-frequency water pump set, a water distribution cylinder and a water collection cylinder; the water outlet of the large machine system is connected with the water outlet pipeline of the small machine system, and the pipeline is provided with a No. 3 valve; the water outlets of the large engine system and the small engine system are respectively connected with water inlet pipelines of the large engine variable frequency water pump set and the small engine variable frequency water pump set, and the pipelines are respectively provided with a No. 4 valve and a No. 5 valve; the water outlets of the large-engine variable-frequency water pump set and the small-engine variable-frequency water pump set are respectively connected with a water distribution cylinder pipeline, and a No. 6 valve and a No. 7 valve are respectively arranged on the pipelines; the water outlet of the water collecting cylinder is respectively connected with water inlet pipelines of the large machine system and the small machine system, and the pipelines are respectively provided with a No. 1 valve and a No. 2 valve; the utility model discloses a host computer in big, the little quick-witted system, between the water pump in big, the little quick-witted frequency conversion water pump package, can be each other in a flexible way and for the purpose that the conversion utilized, it is more convenient to make the maintenance salvage.
Description
Technical Field
The utility model relates to an air conditioner technical field especially relates to a maintain convenient air conditioner refrigeration water system.
Background
In the conventional air-conditioning and refrigerating water system, a refrigerating main machine in a refrigerating machine room is connected with a chilled water main pipe or a chilled water pump is connected with a valve device on the chilled water main pipe, so that the valve device is easy to break down, and when any one of the valves breaks down or is overhauled temporarily, the whole air-conditioning system is required to be shut down to stop running, so that the maintenance, the first-aid repair and the replacement can be carried out, the normal use of an air conditioner of the whole building is influenced, and great inconvenience is brought to owners and property enterprises.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a maintain convenient air conditioner refrigeration water system, realized the host computer in big, the little quick-witted system, between the water pump in big, the little quick-witted frequency conversion water pump package, can each other in a flexible way for the purpose that the conversion utilized, it is more convenient to make the maintenance salvage.
To achieve the purpose, the utility model adopts the following technical proposal:
an air-conditioning refrigeration water system convenient to maintain comprises a large machine system, a small machine system, a large machine variable-frequency water pump set, a small machine variable-frequency water pump set, a water distribution cylinder and a water collection cylinder; the water outlet of the large machine system is connected with the water outlet pipeline of the small machine system, and a No. 3 valve is arranged on the pipeline; the water outlets of the large engine system and the small engine system are also respectively connected with water inlet pipelines of the large engine variable frequency water pump set and the small engine variable frequency water pump set, and the pipelines are respectively provided with a No. 4 valve and a No. 5 valve; the water outlets of the large engine variable frequency water pump set and the small engine variable frequency water pump set are respectively connected with the water distribution cylinder pipeline, and the pipelines are respectively provided with a No. 6 valve and a No. 7 valve; the water outlet of the water distribution cylinder is connected with the water inlet of the water collection cylinder; and the water outlet of the water collecting cylinder is respectively connected with the water inlet pipelines of the large machine system and the small machine system, and the pipelines are respectively provided with a No. 1 valve and a No. 2 valve.
Further explaining, the water collecting device also comprises a differential pressure bypass device, and the differential pressure bypass device is arranged between the water dividing cylinder and the water collecting cylinder.
Further explaining, the water collecting device also comprises an expansion water tank, and a water outlet of the expansion water tank is connected with a water outlet pipeline of the water collecting cylinder.
Further explaining, the large machine system comprises two groups of first refrigeration main machines, and each first refrigeration main machine consists of an evaporator and a condenser; each group of first refrigeration hosts is connected with one air conditioner host.
Further explaining, the large-engine variable-frequency water pump group comprises three water pumps which are used for two purposes and one spare, and the three water pumps are connected in parallel; the two groups of first refrigeration main machines are connected with the three water pumps in series.
The small machine system comprises a group of second refrigeration main machines, and each second refrigeration main machine consists of an evaporator and a condenser and is connected with an air conditioner main machine.
Further explaining, the small-engine variable-frequency water pump set comprises two water pumps which are used and prepared, and the two water pumps are connected in parallel; and the water outlet of the second refrigeration host is respectively connected with the water inlet pipelines of the two water pumps.
The utility model has the advantages that: the utility model discloses according to the characteristics of the pipe connection of above-mentioned each system equipment and valve control, make big machine system and little machine system, or the refrigeration hydrologic cycle between big machine frequency conversion water pump package and the little machine frequency conversion water pump package can pass through the valve control on the connecting tube, reach each other and be the purpose that utilizes for the conversion, the difficult problem of influencing overall system normal use because of single valve trouble has been solved, and pipe connection and valve are controlled simply, the expense is low, improve the flexibility of air conditioner refrigeration water system's control maintenance, it is more convenient to make the maintenance, bring lower fortune dimension cost for the owner.
Drawings
Fig. 1 is a schematic structural diagram of an air-conditioning refrigeration water system according to an embodiment of the present invention;
the system comprises a large machine system 1, an evaporator 11, a condenser 12, a small machine system 2, a large machine variable frequency water pump set 3, a small machine variable frequency water pump set 4, a water distribution cylinder 5, a water collection cylinder 6, a valve ① No. 1, a valve ② No. 2, a valve ③ No. 3, a valve ④ No. 4, a valve ⑤ No. 5, a valve ⑥ No. 6, a valve ⑦ No. 7, a differential pressure bypass device 7 and an expansion water tank 8.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
An air-conditioning refrigeration water system convenient to maintain comprises a large machine system 1, a small machine system 2, a large machine variable-frequency water pump group 3, a small machine variable-frequency water pump group 4, a water distribution cylinder 5 and a water collection cylinder 6, wherein a water outlet of the large machine system 1 is connected with a water outlet pipeline of the small machine system 2, a No. 3 valve ③ is arranged on the pipeline, water outlets of the large machine system 1 and the small machine system 2 are respectively connected with water inlet pipelines of the large machine variable-frequency water pump group 3 and the small machine variable-frequency water pump group 4, a No. 4 valve ④ and a No. 5 valve ⑤ are respectively arranged on the pipelines, water outlets of the large machine variable-frequency water pump group 3 and the small machine variable-frequency water pump group 4 are respectively connected with the water distribution cylinder 5, No. 6 valves ⑥ and No. 7 valves ⑦ are respectively arranged on the pipelines, a water outlet of the water distribution cylinder 5 is connected with a water inlet of the water collection cylinder 6, and a water outlet of the water collection cylinder 6 is respectively connected with water inlet pipelines of the large machine system 1 and the small machine system 2, and valves ① and No.
The utility model provides an air conditioner refrigeration water system convenient to maintain, which realizes flexible on-off control by independently arranging a large machine system 1 and a small machine system 2 of an air conditioner and independently arranging a large machine variable frequency water pump set 3 and a small machine variable frequency water pump set 4 and redesigning the pipeline connection mode of each system device, namely, according to the characteristics of the pipeline connection and the valve control of each system device, the refrigeration water circulation between the large machine system 1 and the small machine system 2 or between the large machine variable frequency water pump set 3 and the small machine variable frequency water pump set 4 can be controlled by the valve on the connecting pipeline to achieve the purpose of mutual conversion and utilization, thereby solving the problem that the normal use of the whole system is influenced by the problem of one valve, and simultaneously, the pipeline connection and the valve control are simple, the cost is low, the flexibility of control and maintenance of the air-conditioning refrigeration water system is improved, the maintenance is more convenient, and lower operation and maintenance cost is brought to an owner.
Further explaining, the water collecting device also comprises a differential pressure bypass device 7, and the differential pressure bypass device 7 is arranged between the water dividing cylinder 5 and the water collecting cylinder 6. Through the pressure difference bypass device 7, the water pressure entering the water diversion cylinder 5 and the water pressure output from the water collection cylinder 6 are effectively adjusted, so that the water pressure in the pipeline is effectively balanced, and the stability of water circulation of a refrigerating water system of an air conditioner is ensured.
Further explaining, the water-saving device also comprises an expansion water tank 8, and the water outlet of the expansion water tank 8 is connected with the water outlet pipeline of the water collecting tank 6. When the water pressure at the water outlet end of the water collecting cylinder 6 is too low, water can be continuously supplied through the expansion water tank 7, so that the running stability of the air-conditioning refrigeration water system is ensured.
Further explaining, the mainframe system 1 comprises two groups of first refrigeration mainframes, and each first refrigeration mainframe consists of an evaporator 11 and a condenser 12; each group of first refrigeration hosts is connected with one air conditioner host.
Further explaining, the large-engine variable-frequency water pump group 3 comprises three water pumps which are used for two purposes and one spare, and the three water pumps are connected in parallel; the two groups of first refrigeration main machines are connected with the three water pumps in series.
Further, the mini-machine system 2 comprises a group of second refrigeration main machines, and the second refrigeration main machines are composed of evaporators 11 and condensers 12 and are connected with an air conditioner main machine.
Further explaining, the small-engine variable-frequency water pump group 4 comprises two water pumps which are used and prepared, and the two water pumps are connected in parallel; and the water outlet of the second refrigeration host is respectively connected with the water inlet pipelines of the two water pumps.
As shown in fig. 1, the control principle of the air-conditioning and refrigerating water system is as follows:
1) when the air conditioning cold water system normally operates, opening valves 1, 2, 4, 5, 6 and 7, and closing valve 3;
2) when any one host machine water inlet and outlet valve in the large machine system 1 breaks down, the valves 1, 5 and 7 are opened, the valves 2, 3 and 6 are closed, and the host machine of the small machine system 2 is operated;
3) when any water pump inlet and outlet valve of the large engine variable frequency water pump group 3 in the large engine system 1 breaks down, the valves 1, 2, 3, 5 and 7 are opened, the valves 4 and 6 are closed, and the water pump of the small engine variable frequency water pump group 4 in the small engine system 2 is operated;
4) when the water inlet and outlet valves of the main machine of the small machine system 1 are in failure, the valves 2, 4 and 6 are opened, the valves 1, 3 and 7 are closed, and the main machine of the large machine system 1 is operated;
5) when any water pump water inlet and outlet valve of the small machine variable frequency water pump group 4 in the small machine system 1 breaks down, the valves 1, 2, 3, 4 and 6 are opened, the valves 5 and 7 are closed, and the water pump of the large machine variable frequency water pump group 3 in the large machine system 1 is operated.
The utility model discloses utilize the on-off control of valve, realized big, between the host computer in the small machine system, big, between the water pump in the small machine frequency conversion water pump package, can be in a flexible way each other for the purpose that the conversion utilized, guaranteed that the refrigerated water in this air conditioner refrigerating system is responsible for or the refrigerated water pump is connected arbitrary one valve on the refrigerated water is responsible for and is broken down temporarily and when overhauing, no longer need stop whole air conditioner refrigerating system's operation, the flexibility of control operation is higher, it is more convenient to maintain to salvage, reduce the inconvenience of owner and property.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (7)
1. The utility model provides a maintain convenient air conditioner refrigerating water system which characterized in that: the system comprises a large-machine system, a small-machine system, a large-machine variable-frequency water pump set, a small-machine variable-frequency water pump set, a water distribution cylinder and a water collection cylinder; the water outlet of the large machine system is connected with the water outlet pipeline of the small machine system, and a No. 3 valve is arranged on the pipeline; the water outlets of the large engine system and the small engine system are also respectively connected with water inlet pipelines of the large engine variable frequency water pump set and the small engine variable frequency water pump set, and the pipelines are respectively provided with a No. 4 valve and a No. 5 valve; the water outlets of the large engine variable frequency water pump set and the small engine variable frequency water pump set are respectively connected with the water distribution cylinder pipeline, and the pipelines are respectively provided with a No. 6 valve and a No. 7 valve; the water outlet of the water distribution cylinder is connected with the water inlet of the water collection cylinder; and the water outlet of the water collecting cylinder is respectively connected with the water inlet pipelines of the large machine system and the small machine system, and the pipelines are respectively provided with a No. 1 valve and a No. 2 valve.
2. An air conditioning refrigeration water system convenient to maintain as claimed in claim 1, wherein: the water collecting tank is characterized by further comprising a differential pressure bypass device, wherein the differential pressure bypass device is arranged between the water dividing tank and the water collecting tank.
3. An air conditioning refrigeration water system convenient to maintain as claimed in claim 1, wherein: the water collecting tank is characterized by further comprising an expansion water tank, and a water outlet of the expansion water tank is connected with a water outlet pipeline of the water collecting tank.
4. An air conditioning refrigeration water system convenient to maintain as claimed in claim 1, wherein: the large machine system comprises two groups of first refrigeration main machines, wherein each first refrigeration main machine consists of an evaporator and a condenser; each group of first refrigeration hosts is connected with one air conditioner host.
5. An air conditioning refrigeration water system convenient to maintain as claimed in claim 4, wherein: the large-engine variable-frequency water pump group comprises three water pumps which are used for two purposes and one standby, and the three water pumps are connected in parallel; the two groups of first refrigeration main machines are connected with the three water pumps in series.
6. An air conditioning refrigeration water system convenient to maintain as claimed in claim 1, wherein: the small machine system comprises a group of second refrigeration main machines, and each second refrigeration main machine consists of an evaporator and a condenser and is connected with an air conditioner main machine.
7. An air conditioning refrigeration water system as claimed in claim 6, wherein: the small variable frequency water pump set comprises two water pumps which are used and prepared, and the two water pumps are connected in parallel; and the water outlet of the second refrigeration host is respectively connected with the water inlet pipelines of the two water pumps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921027256.6U CN210292105U (en) | 2019-07-03 | 2019-07-03 | Air conditioner refrigerating water system convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921027256.6U CN210292105U (en) | 2019-07-03 | 2019-07-03 | Air conditioner refrigerating water system convenient to maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210292105U true CN210292105U (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921027256.6U Active CN210292105U (en) | 2019-07-03 | 2019-07-03 | Air conditioner refrigerating water system convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210292105U (en) |
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2019
- 2019-07-03 CN CN201921027256.6U patent/CN210292105U/en active Active
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