CN214370645U - Directly ally oneself with air conditioner pipe-line system and air conditioner - Google Patents
Directly ally oneself with air conditioner pipe-line system and air conditioner Download PDFInfo
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- CN214370645U CN214370645U CN202022997466.7U CN202022997466U CN214370645U CN 214370645 U CN214370645 U CN 214370645U CN 202022997466 U CN202022997466 U CN 202022997466U CN 214370645 U CN214370645 U CN 214370645U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 510
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000000429 assembly Methods 0.000 claims abstract description 32
- 230000000712 assembly Effects 0.000 claims abstract description 32
- 238000004378 air conditioning Methods 0.000 claims abstract description 8
- 230000001105 regulatory effect Effects 0.000 claims description 33
- 238000012423 maintenance Methods 0.000 claims description 27
- 238000012806 monitoring device Methods 0.000 claims description 25
- 230000001276 controlling effect Effects 0.000 claims description 10
- 239000008400 supply water Substances 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 abstract 1
- 230000007704 transition Effects 0.000 description 12
- 239000000498 cooling water Substances 0.000 description 10
- 238000005057 refrigeration Methods 0.000 description 10
- 238000007710 freezing Methods 0.000 description 9
- 230000008014 freezing Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a direct connection air conditioner pipeline system and air conditioner relates to air conditioning technology field, has solved among the prior art problem that subway station air conditioner is with high costs, equipment occupation of land space is big. The utility model discloses a direct connection air conditioner pipeline system includes return water mechanism and water supply mechanism, and return water mechanism and water supply mechanism are connected respectively in the both sides of host computer unit, and return water mechanism includes two at least return water pipeline subassemblies to be provided with the return water control valve between two at least return water pipeline subassemblies, the return water control valve is used for controlling the break-make between two at least return water pipeline subassemblies; the water supply mechanism comprises at least two water supply pipeline assemblies, a water supply control valve is arranged between the at least two water supply pipeline assemblies and used for controlling the on-off of the at least two water supply pipeline assemblies. The utility model discloses a directly ally oneself with air conditioner pipe-line system when the water pump is maintained, can guarantee the short-term interior normal use of air conditioner, also can reduce subway air conditioner room's cost simultaneously, practices thrift the computer lab space.
Description
Technical Field
The utility model relates to an air conditioner technical field especially relates to a direct connection air conditioner pipe-line system and air conditioner including this pipe-line system.
Background
The subway station belongs to an underground excavation space, the internal space of the subway station is correspondingly planned at the beginning of building design, and due to the fact that the construction cost of the underground space is high, the reserved space in the subway station is relatively conservative during early building planning, and the space of an air conditioner room in the subway station is compact.
At present, the convenient maintenance of traditional subway station air conditioner or change the water pump, the scheme of adoption is: a spare water pump pipeline is prepared when the water pump is used. Fig. 1 shows a schematic diagram of a refrigeration and air-conditioning pipeline system of an existing subway station. As shown in fig. 1, the air conditioner in the subway station generally adopts a "dual-purpose one-standby" mode, that is, two air conditioners are provided as main units, but three water pumps are respectively provided on the freezing water return side and the cooling water supply side, when the air conditioner works, only two of the water pumps on the freezing water return side and the cooling water supply side are used as working water pumps, and the other water pumps are used as standby water pumps, and when the working water pumps need to be maintained or replaced, the standby water pumps are started.
However, the applicant finds that the air conditioner adopting the spare water pump pipeline in the existing subway station has at least the following defects: the spare water pump pipeline can increase the cost of the air conditioner and the occupied space of the equipment, so that the pipeline in the machine room is disordered, the space is small and the manufacturing cost is high. Therefore, it is an urgent technical problem to be solved by those skilled in the art to improve the piping system of the air conditioner of the existing subway station.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an one of them purpose provides a direct connection air conditioner pipe-line system and air conditioner, has solved among the prior art technical problem that subway station air conditioner is with high costs, equipment occupation of land space is big. The technical effects that the preferred technical scheme of the utility model can produce are explained in detail in the following.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model discloses a direct connection air conditioner pipeline system, including return water mechanism and water supply mechanism, return water mechanism with the water supply mechanism is connected respectively in the both sides of host computer unit, wherein, return water mechanism includes two at least return water pipeline subassemblies, and is provided with the return water control valve between two at least return water pipeline subassemblies, the return water control valve is used for controlling the break-make between two at least return water pipeline subassemblies; the water supply mechanism comprises at least two water supply pipeline assemblies, a water supply control valve is arranged between the at least two water supply pipeline assemblies and used for controlling the on-off of the at least two water supply pipeline assemblies.
According to a preferred embodiment, the host machine set comprises at least two host machines, the number of the host machines is matched with the number of the water return pipeline assemblies and the number of the water supply pipeline assemblies, one end of each water return pipeline assembly is communicated with one end of the host machine, and one end of each water supply pipeline assembly is communicated with the other end of the host machine.
According to a preferred embodiment, the water return mechanism comprises a first water return pipeline assembly and a second water return pipeline assembly, the water supply mechanism comprises a first water supply pipeline assembly and a second water supply pipeline assembly, the host machine set comprises a first host machine and a second host machine, and one ends of the first water return pipeline assembly and the second water return pipeline assembly are respectively communicated with one ends of the first host machine and the second host machine; one ends of the first water supply pipeline assembly and the second water supply pipeline assembly are respectively communicated with the other ends of the first main machine and the second main machine.
According to a preferred embodiment, the first water return pipeline assembly includes a first water return pipe and a first water return pump disposed on the first water return pipe, the second water return pipeline assembly includes a second water return pipe and a second water return pump disposed on the second water return pipe, the water return mechanism further includes a third water return pipe, the third water return pipe is communicated with the first water return pipe and the second water return pipe, and the water return control valve is disposed on the third water return pipe.
According to a preferred embodiment, when the first water return pump and the second water return pump are in a normal working state, the water return control valve is closed, and return water flows to the first host and the second host through the first water return pump and the second water return pump respectively; when one of the first water return pump and the second water return pump is in a maintenance state, the water return control valve is opened, and return water flows to the first host and the second host through the other one of the first water return pump and the second water return pump and the water return control valve.
According to a preferred embodiment, the first and second water return pipeline assemblies further include a flow monitoring device and a flow regulating valve, the flow monitoring device and the flow regulating valve are disposed at ends of the first and second water return pipes close to the first and second main machines, and the opening of the flow regulating valve is regulated based on the flow monitored by the flow monitoring device, so that the water return amount of the first and second main machines is not less than a required minimum flow.
According to a preferred embodiment, the first water supply line assembly includes a first water supply line and a first water supply pump provided on the first water supply line, the second water supply line assembly includes a second water supply line and a second water supply pump provided on the second water supply line, the water supply mechanism further includes a third water supply line that communicates with the first water supply line and the second water supply line, and the water supply control valve is provided on the third water supply line.
According to a preferred embodiment, when the first and second water supply pumps are in a normal operation state, the water supply control valve is closed, and the supply water flows to the first and second hosts through the first and second water supply pumps, respectively; when one of the first and second water supply pumps is in a maintenance state, the water supply control valve is opened, and the supply water flows to the first and second hosts through the other of the first and second water supply pumps and the water supply control valve.
According to a preferred embodiment, the first and second water supply line assemblies further include a flow rate monitoring device and a flow rate regulating valve, the flow rate monitoring device and the flow rate regulating valve are disposed at one ends of the first and second water supply lines close to the first and second main units, and the opening degree of the flow rate regulating valve is regulated based on the flow rate monitored by the flow rate monitoring device so that the water supply amount of the first and second main units is not less than a required minimum flow rate.
The utility model discloses an air conditioner, include the utility model discloses an arbitrary technical scheme directly ally oneself with air conditioner pipe-line system.
The utility model provides a directly ally oneself with air conditioner pipe-line system and air conditioner have following beneficial technological effect at least:
the utility model discloses a directly ally oneself with air conditioner pipe-line system, including return water mechanism and water supply mechanism, be provided with the return water control valve between two at least return water pipeline subassemblies, the return water control valve is used for controlling the break-make between two at least return water pipeline subassemblies, be provided with water supply control valve between two at least supply channel subassemblies, water supply control valve is used for controlling the break-make between two at least supply channel subassemblies, when the return water pump of return water mechanism and/or the supply pump of water supply mechanism maintain, make intercommunication and/or control intercommunication between two at least supply channel subassemblies through water supply control valve between two at least return water pipeline subassemblies through return water control valve, can guarantee the short-term interior normal use of air conditioner, also can reduce the cost of subway air conditioner computer lab simultaneously, practice thrift the computer lab space. Specifically, the utility model discloses a direct connection air conditioner pipe-line system is through canceling two reserve water pumps and two pipeline pipe fittings and the valve part that the water pump place for the pump is located to can reduce subway air conditioner room's cost, also can save the occupation of land space of two water pumps for the pump. Namely the utility model discloses a directly ally oneself with air conditioner pipe-line system has solved among the prior art technical problem that subway station air conditioner is with high costs, equipment occupation of land space is big.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a prior art refrigeration air conditioning piping system for a subway station;
fig. 2 is a schematic diagram of a preferred embodiment of the refrigeration and air-conditioning pipeline system of the subway station.
In the figure: 1. a return water control valve; 2. a water supply control valve; 3. a first host; 4. a second host; 5. a first water return pipe; 6. a first water return pump; 7. a second water return pipe; 8. a second water return pump; 9. a third water return pipe; 10. a first water supply pipe; 11. a first water supply pump; 12. a second water supply pipe; 13. a second water supply pump; 14. a third water supply pipe; 15. a first butterfly valve; 16. a second butterfly valve; 17. a third butterfly valve; 18. a fourth butterfly valve; 19. a flow meter; 20. an electric butterfly valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The direct connection air conditioner pipeline system and the air conditioner of the present invention will be described in detail with reference to the attached fig. 2 and the embodiments 1 and 2.
Example 1
This embodiment is right the utility model discloses a directly ally oneself with air conditioner pipe-line system carries out the detailed description.
The direct connection air conditioner pipeline system comprises a water return mechanism and a water supply mechanism, wherein the water return mechanism and the water supply mechanism are connected to two sides of the main unit respectively. Preferably, the water return mechanism comprises at least two water return pipeline assemblies, a water return control valve 1 is arranged between the at least two water return pipeline assemblies, and the water return control valve 1 is used for controlling the connection and disconnection between the at least two water return pipeline assemblies, as shown in fig. 2. Preferably, the water supply mechanism comprises at least two water supply pipeline assemblies, and a water supply control valve 2 is arranged between the at least two water supply pipeline assemblies, and the water supply control valve 2 is used for controlling the on-off of the at least two water supply pipeline assemblies, as shown in fig. 2. More preferably, the return water control valve 1 and the supply water control valve 2 are butterfly valves.
The main unit of this embodiment may be a refrigeration unit or a heating unit, so that the direct connection air conditioner pipeline system of this embodiment may be used for both a refrigeration air conditioner and a heating air conditioner. The direct air conditioner pipeline system of the present embodiment is described below by taking a main unit as a refrigeration unit as an example.
Specifically, when the water return pumps on the at least two water return pipeline components work normally, the water return control valves 1 are closed, the at least two water return pipeline components form parallel pipeline components, and the freezing return water can flow to the refrigerating unit through the water pumps on the at least two water return pipeline components respectively; when one of the water return pumps on the at least two water return pipeline components is in a maintenance state, the water return control valve 1 is opened, the freezing backwater can flow to the refrigerating unit through at least one of the rest of the water return pumps, and meanwhile, the freezing backwater can flow to a backwater pipe of which the water return pump is in the maintenance state through the water return control valve 1 and then flows into the refrigerating unit, so that the air conditioner can be temporarily used in a short period, and the switching use of the water-saving pump in a transition season can also be met. When one of the water return pumps is in a maintenance state, the required water return amount can be provided for each host through the other at least one water return pump, and the normal use of the air conditioner in a short period is guaranteed.
Similarly, when the water supply pumps on the at least two water supply pipeline assemblies work normally, the water supply control valves 2 are closed, the at least two water supply pipeline assemblies form parallel pipeline assemblies, and cooling water can flow to the refrigerating unit through the water pumps on the at least two water supply pipeline assemblies respectively; when one of the water supply pumps on the at least two water supply pipeline assemblies is in a maintenance state, the water supply control valve 2 is opened, cooling water can flow to the refrigerating unit through at least one of the rest of the water supply pumps, and meanwhile the cooling water can flow to the water supply pipe of the water supply pump in the maintenance state through the water supply control valve 2 and then flows into the refrigerating unit, so that the air conditioner can be temporarily used in a short period, and the switching use of the water-saving pump in a transition season can also be met. When one of the water supply pumps is in a maintenance state, the required water supply amount can be provided for each main unit through the other at least one water supply pump, and the normal use of the air conditioner in a short period is ensured.
The direct connection air conditioner pipeline system of the embodiment can ensure that the air conditioner can be normally used in a short period by controlling the at least two water return pipeline components and/or controlling the at least two water supply pipeline components by the water supply control valve 2 through the water return control valve 1 when the water return pump of the water return mechanism and/or the water supply pump of the water supply mechanism are maintained, and can also reduce the manufacturing cost of a subway air conditioner room and save the room space. Specifically, the direct connection air conditioner pipeline system of this embodiment can reduce the cost of subway air conditioner room through canceling two spare water pumps and the pipeline pipe fitting and the valve part that two pumps used the water pump and are located to also can save the occupation of land space of two pumps water pumps. The direct connection air conditioner pipeline system of the embodiment solves the technical problems of high cost and large equipment floor space of the air conditioner of the subway station in the prior art.
According to a preferred embodiment, the main machine set comprises at least two main machines, the number of the main machines is matched with the number of the water return pipeline assemblies and the water supply pipeline assemblies, one end of each water return pipeline assembly is communicated with one end of the main machine, and one end of each water supply pipeline assembly is communicated with the other end of the main machine. Fig. 2 shows a schematic diagram of a host computer group comprising two host computers. When the required power is large, the main unit may also include three or more main units, and correspondingly, the water return mechanism includes at least three water return pipeline assemblies, and the water supply mechanism includes at least three water supply pipeline assemblies.
According to a preferred embodiment, the water return mechanism comprises a first water return pipeline component and a second water return pipeline component, the water supply mechanism comprises a first water supply pipeline component and a second water supply pipeline component, the host machine set comprises a first host machine 3 and a second host machine 4, and one ends of the first water return pipeline component and the second water return pipeline component are respectively communicated with one ends of the first host machine 3 and the second host machine 4; one ends of the first and second water supply line assemblies are communicated with the other ends of the first and second main frames 3 and 4, respectively, as shown in fig. 2. The return water mechanism of the preferred technical scheme of this embodiment includes two return water pipeline subassemblies, and water supply mechanism includes two water supply pipeline subassemblies, and the host computer unit includes two host computers for the air conditioner can reduce the cost of subway air conditioner room under the condition that satisfies the power requirement, also can save equipment occupation of land space.
According to a preferred embodiment, the first water return pipeline assembly includes a first water return pipe 5 and a first water return pump 6 disposed on the first water return pipe 5, the second water return pipeline assembly includes a second water return pipe 7 and a second water return pump 8 disposed on the second water return pipe 7, the water return mechanism further includes a third water return pipe 9, the third water return pipe 9 is communicated with the first water return pipe 5 and the second water return pipe 7, and the return water control valve 1 is disposed on the third water return pipe 9, as shown in fig. 2. Preferably, a first butterfly valve 15 is provided in front of and behind the first water return pump 6, and a second butterfly valve 16 is provided in front of and behind the second water return pump 8, as shown in fig. 2. When the first water return pump 6 needs to be maintained, the first butterfly valves 15 in front of and behind the first water return pump 6 are closed; when the second water return pump 8 needs to be maintained, the second butterfly valve 16 in front of and behind the second water return pump 8 is closed.
According to a preferred embodiment, when the first and second return pumps 6 and 8 are in a normal operation state, the return water control valve 1 is closed, and return water flows to the first and second hosts 3 and 4 through the first and second return pumps 6 and 8, respectively; when one of the first and second return pumps 6 and 8 is in the maintenance state, the return water control valve 1 is opened, and the return water flows to the first and second hosts 3 and 4 through the other of the first and second return pumps 6 and 8 and the return water control valve 1, as shown in fig. 2. That is, when one of the first and second return pumps 6 and 8 is in the maintenance state, the return water control valve 1 is opened so that the required amount of return water can be supplied to the first and second hosts 3 and 4 by the other one of the first and second return pumps 6 and 8. The maintenance state in the preferred embodiment may be a repair state, an overhaul state, or a replacement state.
As shown in fig. 2, when the first water return pump 6 and the second water return pump 8 normally operate, the first butterfly valves 15 before and after the first water return pump 6 are opened, the second butterfly valves 16 before and after the second water return pump 8 are opened, the return water control valve 1 is closed, the first water return pump 6 is communicated with the first host machine 3, the second water return pump 8 is communicated with the second host machine 4, the first water return pipe 5 is not communicated with the second water return pipe 7, the first water return pipe 5 and the second water return pipe 7 form a parallel pipeline, and the chilled return water flows to the first host machine 3 through the first water return pump 6 and flows to the second host machine 4 through the second water return pump 8.
As shown in fig. 2, the first water return pump 6 is in a maintenance state, when the second water return pump 8 normally works, the first butterfly valves 15 in front of and behind the first water return pump 6 are closed, the second butterfly valves 16 in front of and behind the second water return pump 8 are opened, the water return control valve 1 is opened, the first water return pump 6 is not communicated with the first host machine 3, the second water return pump 8 is communicated with the second host machine 4, the first water return pipe 5 and the second water return pipe 7 are communicated, the freezing water returns to the second host machine 4 through the second water return pump 8, meanwhile, the freezing water returns to the first water return pipe 5 through the third water return pipe 9 through the second water return pump 8, and then flows into the first refrigeration unit 3, so that the air conditioner can be temporarily used in a short period, and the switching use of the transition season water-saving pump can also be satisfied.
Similarly, as shown in fig. 2, the second water return pump 8 is in a maintenance state, when the first water return pump 6 normally works, the first butterfly valves 15 in front of and behind the first water return pump 6 are opened, the second butterfly valves 16 in front of and behind the second water return pump 8 are closed, the water return control valve 1 is opened, the first water return pump 6 is communicated with the first host machine 3, the second water return pump 8 is not communicated with the second host machine 4, the first water return pipe 5 is communicated with the second water return pipe 7, the freezing return water flows to the first host machine 3 through the first water return pump 6, meanwhile, the freezing return water flowing through the first water return pump 6 also flows to the second water return pipe 7 through the third water return pipe 9, and then flows into the second refrigeration unit 4, so that the air conditioner can be temporarily used in a short period, and the switching use of the water-saving pump in a transition season can also be satisfied.
According to a preferred embodiment, the first and second water return line assemblies further comprise a flow monitoring device and a flow regulating valve. Preferably, the flow monitoring device and the flow regulating valve are arranged at one ends of the first water return pipe 5 and the second water return pipe 7 close to the first host machine 3 and the second host machine 4, and the opening degree of the flow regulating valve is regulated based on the flow monitored by the flow monitoring device, so that the water return amount of the first host machine 3 and the second host machine 4 is not less than the required minimum flow. The first return water pipeline assembly and the second return water pipeline assembly of the preferred technical scheme of this embodiment further include flow monitoring device and flow control valve, and through the effect of flow monitoring device and flow control valve, can make the return water volume of first host 3 and second host 4 not less than required minimum flow to guarantee that the air conditioner can use temporarily in short-term, also can satisfy the switching of transition season water-saving pump and use.
When the first water return pump 6 is in a maintenance state, the flow of the first water return pipe 5 and the flow of the second water return pipe 7 are monitored through the flow monitoring device, if the flow of the first water return pipe 5 is lower than the flow of the second water return pipe 7, the opening of the flow regulating valve on the second water return pipe 7 can be reduced through the control system, the opening of the flow regulating valve on the first water return pipe 5 can be increased until the return water amount of the first host machine 3 and the second host machine 4 is 50% of the rated flow (the minimum flow requirement of the operation of general equipment is not less than 40% of the rated flow of the equipment), so that the air conditioner can be temporarily used in a short period, and the switching use of the water-saving pump in a transition season can also be met. Similarly, when the second water return pump 8 is in the maintenance state, the flow monitoring device monitors the flow of the first water return pipe 5 and the flow of the second water return pipe 7, and the control system adjusts the opening degree of the flow adjusting valve on the first water return pipe 5 and the second water return pipe 7, so that the return water amount of the first host machine 3 and the second host machine 4 can be equal to 50% of the rated flow, the air conditioner can be temporarily used in a short period, and the water-saving pump in a transition season can be switched to use. In the preferred technical scheme of the embodiment, the control system is a weak current control system of an air conditioner.
According to a preferred embodiment, the flow monitoring device is a flow meter 19, as shown in fig. 2. The flow rates of the first return pipe 5 and the second return pipe 7 may be monitored by a flow meter 19.
According to a preferred embodiment, the flow monitoring device is a temperature sensor. Based on the formula Q ═ Cm (t)1－t2) To estimate the flow rates of the first and second return pipes 5 and 7. Wherein C is the specific heat capacity of the material in the tube, m is the data of the material in the tube, t1Is the temperature t at the water inlet of the first water return pipe 5 and the second water return pipe 7 monitored by the temperature sensor2The temperature of the water outlets of the first water return pipe 5 and the second water return pipe 7 is monitored by the temperature sensor.
According to a preferred embodiment, the flow regulating valves on the first water return pipe 5 and the second water return pipe 7 are electric butterfly valves 20, and the control system can automatically regulate the opening degree of the electric butterfly valves 20 based on the flow in the first water return pipe 5 and the second water return pipe 7, so that the water return amount of the first host machine 3 and the second host machine 4 is not less than the required minimum flow.
According to a preferred embodiment, the regulating valves on the first and second return pipes 5, 7 may also be smart valves. The intelligent valve can automatically monitor the flow of the first water return pipe 5 and the second water return pipe 7 and automatically check to balance the flow of the first water return pipe 5 and the second water return pipe 7. The intelligent valve can integrate the regulating valve and the flow monitoring device, thereby eliminating the flow meter 19. The intelligent valve is a product in the prior art and is not described in detail herein.
According to a preferred embodiment, the first water supply line module includes a first water supply line 10 and a first water supply pump 11 provided on the first water supply line 10, the second water supply line module includes a second water supply line 12 and a second water supply pump 13 provided on the second water supply line 12, the water supply mechanism further includes a third water supply line 14, the third water supply line 14 is communicated with the first water supply line 10 and the second water supply line 12, and the water supply control valve 2 is provided on the third water supply line 14, as shown in fig. 2. Preferably, a third butterfly valve 17 is provided before and after the first water supply pump 11, and a fourth butterfly valve 18 is provided before and after the second water supply pump 13, as shown in fig. 2. When the first water supply pump 11 needs to be maintained, the third butterfly valves 17 in front of and behind the first water supply pump 11 are closed; when maintenance of the second water supply pump 13 is required, the fourth butterfly valves 18 before and after the second water supply pump 13 are closed.
According to a preferred embodiment, when the first and second water supply pumps 11 and 13 are in a normal operation state, the water supply control valve 2 is closed, and the supply water flows to the first and second hosts 3 and 4 through the first and second water supply pumps 11 and 13, respectively; when one of the first and second water supply pumps 11 and 13 is in the maintenance state, the water supply control valve 2 is opened, and the supply water flows to the first and second hosts 3 and 4 through the other one of the first and second water supply pumps 11 and 13 and the water supply control valve 2. That is, when one of the first and second water supply pumps 11 and 13 is in the maintenance state, the water supply control valve 2 is opened so that the required amount of water supply can be provided to the first and second hosts 3 and 4 through the other of the first and second water supply pumps 6 and 11 and 13. The maintenance state in the preferred embodiment may be a repair state, an overhaul state, or a replacement state.
As shown in fig. 2, when the first and second water supply pumps 11 and 13 are normally operated, the third butterfly valves 17 before and after the first water supply pump 11 are opened, the fourth butterfly valves 18 before and after the second water supply pump 13 are opened, the water supply control valve 2 is closed, the first water supply pump 11 is communicated with the first main unit 3, the second water supply pump 13 is communicated with the second main unit 4, the first water supply pipe 10 and the second water supply pipe 12 are not communicated with each other, and they form a parallel pipeline, and the cooling water is supplied to the first main unit 3 through the first water supply pump 11 and to the second main unit 4 through the second water supply pump 13.
As shown in fig. 2, when the first water supply pump 11 is in a maintenance state and the second water supply pump 13 is in normal operation, the third butterfly valves 17 before and after the first water supply pump 11 are closed, the fourth butterfly valves 18 before and after the second water supply pump 13 are opened, the water supply control valve 2 is opened, the first water supply pump 11 is not communicated with the first main unit 3, the second water supply pump 13 is communicated with the second main unit 4, the first water supply pipe 10 and the second water supply pipe 12 are communicated, the cooling water flows to the second main unit 4 through the second water supply pump 13, and the cooling water flowing through the second water supply pump 13 flows to the first water supply pipe 10 through the third water supply pipe 14 and then flows into the first refrigeration unit 3, so as to ensure that the air conditioner can be temporarily used in a short period and meet the requirement of switching the water-saving pump in a transition season.
Similarly, as shown in fig. 2, the second water supply pump 13 is in a maintenance state, when the first water supply pump 11 normally operates, the third butterfly valves 17 before and after the first water supply pump 11 are opened, the fourth butterfly valves 18 before and after the second water supply pump 13 are closed, the water supply control valve 2 is opened, the first water supply pump 11 is communicated with the first host machine 3, the second water supply pump 13 is not communicated with the second host machine 4, the first water supply pipe 10 is communicated with the second water supply pipe 12, the cooling water supply flows to the first host machine 3 through the first water supply pump 11, and simultaneously the cooling water supply through the first water supply pump 11 also flows to the second water supply pipe 12 through the third water supply pipe 14 and then flows into the second refrigeration unit 4, so as to ensure that the air conditioner can be temporarily used in a short period and also meet the switching use of the water-saving pump in a transition season.
According to a preferred embodiment, the first and second water supply line assemblies further include flow monitoring means and flow regulating valves which are provided at ends of the first and second water supply lines 10 and 12 adjacent to the first and second hosts 3 and 4 and regulate the opening degrees of the flow regulating valves based on the flow monitored by the flow monitoring means so that the water supply amounts of the first and second hosts 3 and 4 are not less than a required minimum flow. The first water supply pipeline assembly and the second water supply pipeline assembly of the preferred technical scheme of this embodiment further comprise a flow monitoring device and a flow regulating valve, and the water supply amount of the first main machine 3 and the second main machine 4 can be enabled not to be less than the required minimum flow through the effects of the flow monitoring device and the flow regulating valve, so that the air conditioner can be temporarily used in a short period, and the switching use of the water-saving pump in a transition season can also be met.
When the first water supply pump 11 is in a maintenance state, the flow monitoring device monitors the flow of the first water supply pipe 10 and the flow of the second water supply pipe 12, if the flow of the first water supply pipe 10 is lower than the flow of the second water supply pipe 12, the opening of the regulating valve on the second water supply pipe 12 can be adjusted to be small through the control system, and the opening of the regulating valve on the first water supply pipe 10 can be increased until the water supply amount of the first main machine 3 and the second main machine 4 is 50% of the rated flow (the minimum flow requirement of the operation of general equipment is not less than 40% of the rated flow of the equipment), so that the air conditioner can be temporarily used in a short time, and the switching use of the water-saving pump in a transition season can be met. Similarly, when the second water supply pump 13 is in the maintenance state, the flow monitoring device monitors the flow of the first water supply pipe 10 and the flow of the second water supply pipe 12, and the control system adjusts the opening degree of the adjusting valves on the first water supply pipe 10 and the second water supply pipe 12, so that the water supply amount of the first main unit 3 and the second main unit 4 is 50% of the rated flow, and the temporary use of the air conditioner in a short period is ensured, and the switching use of the water-saving pump in a transition season is also met. In the preferred technical scheme of the embodiment, the control system is a weak current control system of an air conditioner.
According to a preferred embodiment, the flow monitoring devices and the flow regulating valves on the first water supply line assembly and the second water supply line assembly are the same as the flow monitoring devices and the flow regulating valves on the first water return line assembly and the second water return line assembly, and will not be described herein again.
Example 2
This embodiment is right the utility model discloses an air conditioner carries out the detailed description.
The air conditioner of this embodiment includes the direct air conditioner pipe system of any one of the technical solutions in embodiment 1. Preferably, the air conditioner of the present embodiment is a cooling air conditioner or a heating air conditioner. The air conditioner of this embodiment, including any one technical scheme's in embodiment 1 direct connection air conditioner pipe-line system, when the water pump was maintained, can guarantee the air conditioner and normally use in short-term, also can reduce subway air conditioner room's cost simultaneously, practices thrift the computer lab space.
Preferably, the air conditioner of this embodiment is direct-connected air conditioner to can make the direct-connected air conditioner of the preferred technical scheme of this embodiment satisfy under the efficient prerequisite, also can satisfy direct-connected air conditioner's maintenance requirement, thereby can improve the reliability of high-efficient direct-connected air conditioner computer lab.
In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A direct connection air conditioner pipeline system is characterized by comprising a water return mechanism and a water supply mechanism, wherein the water return mechanism and the water supply mechanism are respectively connected to two sides of a main machine unit,
the water return mechanism comprises at least two water return pipeline components, a water return control valve (1) is arranged between the at least two water return pipeline components, and the water return control valve (1) is used for controlling the connection and disconnection between the at least two water return pipeline components; the water supply mechanism comprises at least two water supply pipeline assemblies, a water supply control valve (2) is arranged between the at least two water supply pipeline assemblies, and the water supply control valve (2) is used for controlling the connection and disconnection between the at least two water supply pipeline assemblies.
2. The direct air conditioner pipeline system according to claim 1, wherein the host unit comprises at least two hosts, the number of the hosts is matched with the number of the water return pipeline components and the water supply pipeline components, one end of each water return pipeline component is communicated with one end of the host, and one end of each water supply pipeline component is communicated with the other end of the host.
3. The direct air conditioner pipeline system according to claim 1 or 2, wherein the water return mechanism comprises a first water return pipeline component and a second water return pipeline component, the water supply mechanism comprises a first water supply pipeline component and a second water supply pipeline component, the main machine set comprises a first main machine (3) and a second main machine (4), and one end of the first water return pipeline component and one end of the second water return pipeline component are respectively communicated with one end of the first main machine (3) and one end of the second main machine (4); one ends of the first water supply pipeline assembly and the second water supply pipeline assembly are respectively communicated with the other ends of the first main machine (3) and the second main machine (4).
4. The direct air-conditioning piping system according to claim 3, characterized in that the first water return piping component comprises a first water return pipe (5) and a first water return pump (6) provided on the first water return pipe (5), the second water return piping component comprises a second water return pipe (7) and a second water return pump (8) provided on the second water return pipe (7), the water return mechanism further comprises a third water return pipe (9), the third water return pipe (9) communicates with the first water return pipe (5) and the second water return pipe (7), and the return water control valve (1) is provided on the third water return pipe (9).
5. The direct air conditioner pipeline system according to claim 4, wherein when the first water return pump (6) and the second water return pump (8) are in a normal operation state, the water return control valve (1) is closed, and return water flows to the first main machine (3) and the second main machine (4) through the first water return pump (6) and the second water return pump (8), respectively;
when one of the first and second return pumps (6, 8) is in a maintenance state, the return water control valve (1) is opened, and return water flows to the first and second hosts (3, 4) via the other of the first and second return pumps (6, 8) and the return water control valve (1).
6. The direct air conditioner pipeline system according to claim 4, wherein the first water return pipeline assembly and the second water return pipeline assembly further comprise a flow monitoring device and a flow regulating valve, the flow monitoring device and the flow regulating valve are arranged at one ends of the first water return pipe (5) and the second water return pipe (7) close to the first main machine (3) and the second main machine (4), and the opening degree of the flow regulating valve is regulated based on the flow monitored by the flow monitoring device, so that the water return amount of the first main machine (3) and the second main machine (4) is not less than the required minimum flow.
7. The inline air conditioning piping system according to claim 3, wherein said first water supply piping unit comprises a first water supply pipe (10) and a first water supply pump (11) provided on said first water supply pipe (10), said second water supply piping unit comprises a second water supply pipe (12) and a second water supply pump (13) provided on said second water supply pipe (12), said water supply mechanism further comprises a third water supply pipe (14), said third water supply pipe (14) communicates with said first water supply pipe (10) and said second water supply pipe (12), and said water supply control valve (2) is provided on said third water supply pipe (14).
8. The inline air conditioning piping system according to claim 7, wherein the water supply control valve (2) is closed when the first and second water supply pumps (11, 13) are in a normal operation state, and water supply flows to the first and second hosts (3, 4) through the first and second water supply pumps (11, 13), respectively;
when one of the first and second water supply pumps (11, 13) is in a maintenance state, the water supply control valve (2) is opened, and the supply water flows to the first and second hosts (3, 4) through the other of the first and second water supply pumps (11, 13) and the water supply control valve (2).
9. The direct air conditioner piping system according to claim 7, wherein the first and second water supply piping assemblies further comprise flow rate monitoring means and flow rate regulating valves, the flow rate monitoring means and the flow rate regulating valves are provided at ends of the first and second water supply pipes (10, 12) near the first and second hosts (3, 4), and the opening degrees of the flow rate regulating valves are regulated based on the flow rates monitored by the flow rate monitoring means so that the water supply amounts of the first and second hosts (3, 4) are not less than a required minimum flow rate.
10. An air conditioner characterized by comprising the inline air conditioning duct system according to any one of claims 1 to 9.
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| CN112556046A (en) * | 2020-12-14 | 2021-03-26 | 格力电器（武汉）有限公司 | Directly ally oneself with air conditioner pipe-line system and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112556046A (en) * | 2020-12-14 | 2021-03-26 | 格力电器（武汉）有限公司 | Directly ally oneself with air conditioner pipe-line system and air conditioner |
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