CN212575797U

CN212575797U - Y type filter and computer lab air conditioner water cooling system

Info

Publication number: CN212575797U
Application number: CN202021186276.0U
Authority: CN
Inventors: 宋佳耀; 王颐博; 张栋梁
Original assignee: Industrial and Commercial Bank of China Ltd ICBC
Current assignee: Industrial and Commercial Bank of China Ltd ICBC
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-02-23
Anticipated expiration: 2030-06-23

Abstract

The utility model provides a Y type filter and computer lab air conditioner water cooling system, this Y type filter includes: a Y-shaped filter body and an end cap. The Y-shaped filter body includes: a water inlet end, a water outlet end and a sewage discharge end. The filter body is internally provided with a filtering structure, and the tail end of the filtering structure is a sewage discharge end. And the end cover is arranged at the sewage discharge end. The end cap includes: an end cap body; two pipelines connected with the end cover main body and arranged at intervals; and the blowdown ball valve is respectively arranged on each of the two pipelines. The two blowdown ball valves divide the corresponding pipeline into a front end pipeline used for being connected with the end cover main body and a rear end pipeline used for being connected with the outside. Based on above-mentioned two blowdown ball valves can realize blowdown operation and washing operation, need not to dismantle the end cover, improve maintenance efficiency.

Description

Y type filter and computer lab air conditioner water cooling system

Technical Field

The disclosure relates to the technical field of air conditioning heating and ventilation, in particular to a Y-shaped filter and a machine room air conditioning water cooling system.

Background

In a common machine room water-cooling air conditioning system, a common Y-shaped filter is usually installed on a water inlet pipe of each terminal machine room precision air conditioner. The Y-shaped filter is mainly used for filtering impurities in water circulation and preventing the impurities from entering an air-conditioning coil of a Computer Room Air Conditioner (CRAC). In the course of implementing the disclosed concept, the inventors found that there are at least the following problems in the prior art: the conventional Y-shaped filter needs regular maintenance, and an end cover of the Y-shaped filter generally needs to be detached in the maintenance process, so that a filter screen in the Y-shaped filter is taken down for washing. However, the maintenance and service process described above has problems that (1) the end cap of the Y-filter is often rusted and difficult to remove; (2) an Internet Data Center (IDC) machine room cold water pipeline and a Y-shaped filter are basically arranged below a floor, so that the space is small, and the Y-shaped filter is inconvenient to disassemble; (3) the valve at the front end or the rear end of the Y-shaped filter pipe section can be not closed tightly due to long service life, and if the end cover of the Y-shaped filter is disassembled forcibly, the situation that water leakage is difficult to control can be caused, so that great potential safety hazards are caused; (4) the existing Y-shaped filter always discharges sewage to the ground in the disassembling and washing process, the field pipelines are various, and a container for receiving water for cleaning is difficult to place in a place, so that the environment of a machine room is not favorable.

SUMMERY OF THE UTILITY MODEL

In view of this, this disclosure provides a Y type filter and computer lab air conditioner water cooling system.

One aspect of the present disclosure provides a Y-strainer. The Y-shaped filter comprises: a Y-shaped filter body and an end cap. The Y-shaped filter body includes: a water inlet end, a water outlet end and a sewage discharge end. The filter body is internally provided with a filtering structure, and the tail end of the filtering structure is a sewage discharge end. And the end cover is arranged at the sewage discharge end. The end cap includes: an end cap body; two pipelines connected with the end cover main body and arranged at intervals; and the blowdown ball valve is respectively arranged on each of the two pipelines. The two blowdown ball valves divide the corresponding pipeline into a front end pipeline used for being connected with the end cover main body and a rear end pipeline used for being connected with the outside.

According to the embodiment of the disclosure, when sewage is discharged, the two sewage discharging ball valves are in an open state, the two rear-end pipelines are both used as drain pipes, and the two rear-end pipelines are connected to a drain floor drain or a water carrying container through external pipelines so as to perform sewage discharging operation on the filtering structure.

According to the embodiment of the disclosure, during cleaning, the two blowdown ball valves are in an open state, wherein one rear-end pipeline is used as a water inlet pipe and is connected with a water inlet or a water inlet pipeline; the other rear end pipeline is used as a drain pipe and is connected to a drain floor drain or a water carrying container through an external pipeline.

According to an embodiment of the present disclosure, the Y-filter further includes: and the partition structure is arranged on one side of the end cover main body facing the filtering structure.

According to the embodiment of the disclosure, the partition structure and the end cover main body are of an integrated structure.

According to an embodiment of the present disclosure, the partition structure is disposed along an extending direction of the filtering structure in the filter main body.

According to the embodiment of the disclosure, the partition structure is in a rectangular parallelepiped sheet shape, the length of the partition structure along the extension direction of the filter structure is 1/4-1/3 of the extension length of the filter structure, the width of the partition structure is smaller than the inner diameter of the filter main body, and the thickness of the partition structure is 3mm-5 mm.

According to another aspect of the present disclosure, a machine room air conditioner water cooling system is provided. This computer lab air conditioner water cooling system includes: a first line and any of the Y-strainer mentioned above. The first pipeline is connected with a water inlet of an air conditioner in the machine room. The Y-shaped filter is arranged on the first pipeline. The part of the first pipeline connected with the water inlet end of the Y-shaped filter is a first water inlet pipeline, and the part of the first pipeline connected with the water outlet end of the Y-shaped filter is a first water outlet pipeline.

According to this disclosed embodiment, computer lab air conditioner water cooling system still includes: the pressure monitoring system comprises a first pressure sensor, a second pressure sensor and a differential pressure monitoring controller. The first pressure sensor is arranged on the first water inlet pipeline and used for sensing the pressure at the water inlet of the Y-shaped filter. The second pressure sensor is arranged on the first water outlet pipeline and used for sensing the pressure at the water outlet of the Y-shaped filter. The pressure difference monitoring controller is electrically connected or in communication connection with the first pressure sensor and the second pressure sensor, and is used for determining the pressure difference of the Y-shaped filter according to the pressure sensed by the first pressure sensor and the second pressure sensor, displaying the pressure difference, and giving an early warning when the pressure difference exceeds a preset value.

According to this disclosed embodiment, computer lab air conditioner water cooling system still includes: a second pipeline, a water inlet valve, another blowdown ball valve and a water return valve. The second pipeline is connected with a water outlet of the air conditioner. The water inlet valve is arranged on the first pipeline and is positioned in front of the Y-shaped filter. The other blowdown ball valve is arranged on the first pipeline and is positioned between the water inlet valve and the Y-shaped filter. The water return valve is arranged on the second pipeline.

According to the embodiment of the disclosure, through setting up two pipelines of being connected with the end cover main part and setting up the blowdown ball valve that corresponds on every pipeline, based on above-mentioned two blowdown ball valves can realize blowdown operation and washing operation, need not to dismantle the end cover, can solve the inconvenient problem of maintenance and maintenance of Y type filter among the prior art partially at least to consequently can exempt from to demolish washing and blowdown to Y type filter realization, improve the technological effect of maintenance efficiency.

Drawings

The above and other objects, features and advantages of the present disclosure will become more apparent from the following description of embodiments of the present disclosure with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of a prior art Y-strainer;

FIG. 2 schematically illustrates a schematic construction of a Y-strainer according to an embodiment of the disclosure;

FIG. 3 schematically illustrates a schematic structural view of an end cap of a Y-strainer according to an embodiment of the disclosure;

fig. 4 schematically shows a structural schematic diagram of a water cooling system of an air conditioner in a machine room according to an embodiment of the disclosure; and

fig. 5 schematically shows a structural schematic diagram of a water cooling system of an air conditioner in a machine room according to another embodiment of the disclosure.

Description of the reference numerals

1-a first pipeline;

1 a-a first water inlet line; 1 b-a first water outlet pipeline;

2-a water inlet valve;

3-a blowdown ball valve; 4-a first pressure sensor;

5-a second pressure sensor; 6-differential pressure monitoring controller;

a 7-Y type filter;

71-a filter body;

71 a-water inlet end; 71 b-water outlet end;

71 c-a blowdown end; 711-filtration structure;

72-an end cap;

721-an end cap body;

7211-bolt holes;

722-a pipeline;

722 a-front end piping;

722 b-back end pipeline;

723-blowdown ball valve;

724-a partition structure;

8, air conditioning;

9-a water return valve; 10-second line.

Detailed Description

Hereinafter, embodiments of the present disclosure will be described with reference to the accompanying drawings. It should be understood that the description is illustrative only and is not intended to limit the scope of the present disclosure. In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present disclosure.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The terms "comprises," "comprising," and the like, as used herein, specify the presence of stated features, steps, operations, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, or components.

All terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art unless otherwise defined. It is noted that the terms used herein should be interpreted as having a meaning that is consistent with the context of this specification and should not be interpreted in an idealized or overly formal sense.

Fig. 1 schematically shows a structure diagram of a Y-type filter in the prior art. The technical drawback of the conventional Y-filter will be described with reference to fig. 1.

Referring to fig. 1, in a conventional Y-type filter, an end cap is fixed to a Y-type filter body, and when the Y-type filter needs to be maintained and cleaned, the end cap of the Y-type filter needs to be removed to remove a filter screen inside the Y-type filter and wash the filter screen. However, the following problems exist in the maintenance and service process described above: the end cover of the Y-shaped filter is often rusted and difficult to disassemble; the cold water pipeline and the Y-shaped filter of the IDC machine room are basically arranged below the floor, so that the space is small, and the Y-shaped filter is inconvenient to disassemble; the valve at the front end or the rear end of the Y-shaped filter pipe section can be not closed tightly due to long service life, and if the end cover of the Y-shaped filter is disassembled forcibly, the situation that water leakage is difficult to control can be caused, so that great potential safety hazards are caused; the existing Y-shaped filter always discharges sewage to the ground in the disassembling and washing process, the field pipelines are various, and a container for receiving water for cleaning is difficult to place in a place, so that the environment of a machine room is not favorable. In addition, it is often difficult to determine the actual filth blockage condition of the Y-type filter during use, that is, when the filter is to be cleaned and maintained, maintenance personnel needs to check the filth regularly or irregularly, which consumes labor cost, and in practice, the problems of excessive maintenance or delayed maintenance often occur, too frequent maintenance may result in excessive maintenance, which consumes higher labor cost and does no work, too long a maintenance period may result in delayed maintenance, and it may not be possible to replace the filter element of the Y-type filter in time or find that the Y-type filter has problems in time, thereby affecting the heat exchange capability of the air conditioner.

Therefore, how to effectively judge the use state of the Y-shaped filter in the air conditioner of the machine room and how to conveniently maintain and maintain the Y-shaped filter is a problem to be solved in the operation and maintenance work of the air conditioner of the machine room.

Based on the above, a first exemplary embodiment of the present disclosure provides a Y-strainer to solve at least the problem of inconvenience in maintenance and service of the Y-strainer.

Fig. 2 schematically illustrates a structural schematic of a Y-strainer according to an embodiment of the disclosure. In fig. 2, the flow direction of the chilled water is indicated by a dotted arrow. Fig. 3 schematically illustrates a structural schematic of an end cap of a Y-strainer according to an embodiment of the disclosure.

Referring to fig. 2 and 3, a Y-strainer 7 according to an embodiment of the present disclosure includes: a Y-shaped filter body 71 and an end cap 72.

The Y-shaped filter body 71 includes: a water inlet end 71a, a water outlet end 71b and a sewage discharge end 71 c.

The filter main body 71 is provided with a filter structure 711 inside, and the end of the filter structure 711 is a sewage discharge end 71 c. The filter structure 711 may be, but is not limited to, a filter mesh, such as a metal filter mesh.

The end cap 72 is provided at the drain end 71c of the filter body 71. The end cap 72 includes: an end cap body 721; two pipes 722 connected to the end cap main body 721 and spaced apart from each other; and a blowdown ball valve 723 disposed on each of the two pipes 722, respectively. Two waste ball valves 723 divide the corresponding pipe 722 into a front-end pipe 722a for connection with the head cover body 721 and a rear-end pipe 722b for connection with the outside.

Referring to fig. 2 and 3, the end cap main body 721 is detachably connected to the filter main body 71, the end cap main body 721 and the filter main body 71 may be fixed by bolts, for example, and the end cap main body 721 is provided with bolt holes 7211.

According to an embodiment of the disclosure, the end cap body 721 may be made of a corrosion-resistant material, such as 304 stainless steel, and the pressure resistance is required to be 1.6MPa or more, so as to be safe and reliable for a long time. According to an embodiment of the present disclosure, the blowdown ball valve 723 may adopt a nominal diameter or caliber specification as follows: DN15, DN20 or DN25 and pressure grade PN16, which are used for maintenance without disassembly at ordinary times.

According to the embodiment of the present disclosure, when discharging sewage, the two blowdown ball valves 723 are in an open state, the two rear end pipes 722b both serve as drain pipes, and the two rear end pipes 722b are connected to a drain floor drain or a water carrying container through an external pipe to perform a blowdown operation on the filtering structure. For example, a hose is connected to the two rear pipes 722b, the drain port of the hose is connected to a drain floor drain arranged near the machine room or the drain port of the hose is connected to the water tub, and during the sewage disposal operation, the two sewage disposal ball valves 723 are opened manually or under program control, so that most of the garbage in the filtering structure of the Y-type filter can be discharged, the operation is convenient, no water escapes during the operation, and the sewage disposal operation of the filtering structure 711 is realized.

According to the embodiment of the disclosure, in order to further improve the cleaning degree and further clean the garbage firmly attached to the filtering structure, after the pollution discharge treatment, the Y-shaped filter 7 can be cleaned. During cleaning, the two blowdown ball valves 723 are in an open state, and one of the two rear end pipes 722 is used as a water inlet pipe and is connected with a water inlet or a water inlet pipeline, for example, a blowdown port of a chilled water pipeline of a nearby tap or a nearby other air conditioner is connected through a hose; the other rear end pipeline is used as a drain pipe and is connected to a drain floor drain or a water carrying container through an external pipeline. Additionally, back flushing can be achieved by swapping the connections of the two waste ball valves 723.

According to an embodiment of the present disclosure, the Y-filter further includes: and a blocking structure 724 disposed on one side of the end cap main body 721 facing the filtering structure 711. Through setting up above-mentioned partition structure, can play the effect of vortex back flush, local rivers short circuit when can also preventing the back flush simultaneously.

According to an embodiment of the present disclosure, the blocking structure 724 and the end cap body 721 are an integrated structure.

According to the embodiment of the present disclosure, the blocking structure 724 is disposed along the extending direction of the filtering structure 711 in the filter main body 71.

According to the embodiment of the present disclosure, the blocking structure 724 may be a rectangular parallelepiped sheet-shaped structure, the length of the blocking structure 724 along the extending direction of the filter structure 711 is 1/4 to 1/3 of the extending length of the filter structure 711, the width of the blocking structure 724 is smaller than the inner diameter of the filter main body 71, and the thickness of the blocking structure 724 is 3mm to 5 mm. In one embodiment, the blocking structure 724 may be a blocking shin, for example, which is a rectangular parallelepiped sheet.

To sum up, the Y type filter of this embodiment sets up corresponding blowdown ball valve through setting up two pipelines of being connected with the end cover main part and setting up on every pipeline, can realize blowdown operation and washing operation based on above-mentioned two blowdown ball valves, need not to dismantle the end cover, can solve Y type filter's among the prior art maintenance and the inconvenient problem of maintenance at least partially to consequently can exempt from to demolish washing and blowdown to Y type filter realization, improve the technological effect of maintenance efficiency.

In a second exemplary embodiment of the present disclosure, a machine room air conditioner water cooling system is provided to solve at least the problem of inconvenience in maintenance and service of a Y-filter.

Fig. 4 schematically shows a structural schematic diagram of a machine room air conditioner water cooling system according to an embodiment of the disclosure. In fig. 4, the flow directions of the inflow of chilled water and the return of chilled water are indicated by arrows.

Referring to fig. 4, in an embodiment, the water cooling system of the air conditioner in the machine room includes: a first pipeline 1 and a Y-type filter 7. The structure of the Y-strainer 7 has already been described in detail in the first embodiment and will not be described in detail here.

With continued reference to fig. 4, the first pipe 1 is connected to the inlet of an air conditioner 8 in the machine room. The Y-filter 7 is disposed above the first pipeline 1. The part of the first pipeline 1 connected with the water inlet end 71a of the Y-shaped filter 7 is a first water inlet pipeline 1a, and the part of the first pipeline 1 connected with the water outlet end 71b of the Y-shaped filter 7 is a first water outlet pipeline 1 b.

Through set up Y type filter 7 on first pipeline 1, can filter the impurity in the water circulation before 8 water inlets of air conditioner based on above-mentioned Y type filter 7, avoid impurity to get into the air conditioner coil pipe of computer lab air conditioner (CRAC), above-mentioned Y type filter 7 need not to dismantle the end cover, just can realize blowdown operation and washing operation based on above-mentioned two blowdown ball valves 723, has improved the maintenance efficiency of Y type filter among this computer lab air conditioner water cooling system, has effectively guaranteed the heat transfer ability of air conditioner.

Fig. 5 schematically shows a structural schematic diagram of a water cooling system of an air conditioner in a machine room according to another embodiment of the disclosure. In fig. 5, the flow directions of the inflow of chilled water and the return of chilled water are indicated by arrows.

Referring to fig. 5, in another embodiment, the following technical problems are solved: the actual dirty blocking condition of the Y-shaped filter in the using process is difficult to judge, namely the problem that the maintenance is excessive or lagged is determined manually when the filter is disassembled and washed. In view of this, the embodiment provides a machine room air conditioner water cooling system.

The water cooling system of the air conditioner in the machine room comprises the first pipeline 1 and the Y-shaped filter 7, and further comprises: a first pressure sensor 4, a second pressure sensor 5, and a differential pressure monitoring controller 6.

Referring to fig. 5, the first pressure sensor 4 is disposed on the first water inlet pipe 1a for sensing the pressure at the water inlet of the Y-filter 7. The second pressure sensor 5 is disposed on the first water outlet pipeline 1b, and is used for sensing the pressure at the water outlet of the Y-shaped filter 7.

Referring to fig. 5, the differential pressure monitoring controller 6 is electrically connected or communicatively connected to the first pressure sensor 4 and the second pressure sensor 5, and is configured to determine the differential pressure of the Y-filter 7 according to the pressures sensed by the first pressure sensor 4 and the second pressure sensor 5, display the differential pressure, and perform an early warning when the differential pressure exceeds a preset value. The ways of warning include, but are not limited to: one or a combination of an audible alert, a light alert, and a voice prompt.

In an embodiment, the first pressure sensor 4, the second pressure sensor 5 and the differential pressure monitoring controller 6 constitute a differential pressure monitoring device, pressure signals are collected from an inlet and an outlet of the Y-type filter 7 based on the first pressure sensor 4 and the second pressure sensor 5, the collected pressure signals are transmitted to the differential pressure monitoring controller 6, the differential pressure monitoring controller 6 converts through a touch screen of a Programmable Logic Controller (PLC) to obtain differential pressure, and the differential pressure is displayed in real time. The preset value is set according to actual measurement or empirical value, and can be adjusted.

In an embodiment, M air conditioners can correspond to one pressure difference monitoring controller 6 in one machine room, where M is greater than or equal to 1, that is, one air conditioner can correspond to one pressure difference monitoring controller, and multiple air conditioners can correspond to one pressure difference monitoring controller.

According to an embodiment of the present disclosure, referring to fig. 5, the water cooling system of an air conditioner in a machine room further includes: a second pipeline 10, a water inlet valve 2, another blowdown ball valve 3 and a water return valve 9. The second pipeline 10 is connected with a water outlet of the air conditioner 8.

Referring to fig. 5, the water inlet valve 2 is disposed on the first pipeline 1 and in front of the Y-filter 7. The meaning of "front" and "back" in the present disclosure is that the chilled water flows through the front side and the back side of the flow direction of the chilled water in the water inlet pipeline, and the chilled water flows through the back side.

Referring to fig. 5, the other ball drain valve 3 is disposed on the first pipe 1 and between the water inlet valve 2 and the Y-shaped filter 7.

Referring to fig. 5, the return valve 9 is provided in the second pipe 10.

The process of performing the blowdown and cleaning operations of the Y-strainer located in the piping of the machine room air conditioning water cooling system is described below with reference to fig. 5.

Referring to fig. 5, when the differential pressure monitoring controller 6 monitors that the differential pressure between the pressure sensed by the first pressure sensor 4 and the pressure sensed by the second pressure sensor 5 exceeds a predetermined value, the Y-filter 7 is subjected to the blowdown operation. At this time, the two waste ball valves 723 of the Y-strainer 7 are opened. The two rear end pipes 722b both serve as drain pipes, and the two rear end pipes 722b are connected to a drain floor drain or a water carrying container through external pipes, thereby performing a pollution discharge operation on the filtering structure 711.

In order to further improve the cleaning degree and further clean the garbage firmly attached to the filtering structure, the Y-shaped filter 7 can be cleaned after sewage disposal. Referring to fig. 5, the water inlet valve 2 on the first pipeline 1 and the water return valve 9 on the second pipeline 10 are closed, one of the two blowdown ball valves 723 in the end cover 72 is used as a water inlet pipe and is connected with a water inlet or a water inlet pipeline, and the other blowdown ball valve is used as a water outlet pipe and is connected to a water drainage floor drain or a water carrying container through an external pipeline. For example, one of the two blowdown ball valves 723 is connected with a chilled water pipe drain of a nearby tap or another nearby air conditioner through a hose, and the chilled water pipe drain of the other air conditioner may be, for example, the water outlet of the blowdown ball valve 3 illustrated in fig. 5, when the current air conditioner is cleaned, the water outlet of the blowdown ball valve 3 of the nearby other air conditioner is opened, and water flowing out of the water outlet of the blowdown ball valve 3 flows in through one of the current two blowdown ball valves 723 and flows out of the other of the current two blowdown ball valves 723. The connection condition of the two blowdown ball valves 723 is exchanged, and back flushing is achieved.

In conclusion, the computer lab air conditioner water cooling system of this embodiment can realize blowdown operation and washing operation based on two pipelines of being connected with the end cover main part and set up the blowdown ball valve that corresponds on every pipeline of setting up of above-mentioned two blowdown ball valves, need not to dismantle the end cover, can solve the inconvenient problem of maintenance and maintenance of Y type filter among the prior art partially at least to consequently can exempt from to demolish washing and blowdown to Y type filter realization, improve the technological effect of maintenance efficiency. In addition, this computer lab air conditioner water cooling system sets up pressure sensor and pressure differential monitoring control ware through water inlet department and water outlet department at Y type filter, can real time monitoring and show the filth stifled condition of Y type filter, sends the police dispatch newspaper after the pressure differential of Y type filter surpasss the default, has improved the efficiency of maintenance and has reduced the human cost, has avoided because prior art can't in time judge the problem that the maintenance opportunity leads to is excessive or the maintenance lagged.

Those skilled in the art will appreciate that various combinations and/or combinations of features recited in the various embodiments and/or claims of the present disclosure can be made, even if such combinations or combinations are not expressly recited in the present disclosure. In particular, various combinations and/or combinations of the features recited in the various embodiments and/or claims of the present disclosure may be made without departing from the spirit or teaching of the present disclosure. All such combinations and/or associations are within the scope of the present disclosure.

The embodiments of the present disclosure have been described above. However, these examples are for illustrative purposes only and are not intended to limit the scope of the present disclosure. Although the embodiments are described separately above, this does not mean that the measures in the embodiments cannot be used in advantageous combination. The scope of the disclosure is defined by the appended claims and equivalents thereof. Various alternatives and modifications can be devised by those skilled in the art without departing from the scope of the present disclosure, and such alternatives and modifications are intended to be within the scope of the present disclosure.

Claims

1. A Y-strainer, comprising:

a Y-shaped filter body comprising: the filter comprises a water inlet end, a water outlet end and a sewage discharge end, wherein a filter structure is arranged in the filter main body, and the tail end of the filter structure is the sewage discharge end; and

an end cap disposed at the blowdown end, the end cap including: an end cap body; two pipelines connected with the end cover main body and arranged at intervals; and the two blowdown ball valves divide the corresponding pipeline into a front end pipeline used for being connected with the end cover main body and a rear end pipeline used for being connected with the outside.

2. The Y-shaped filter according to claim 1, wherein when discharging sewage, the two ball valves are in an open state, two back-end pipelines are both used as drain pipes, and the two back-end pipelines are connected to a drain floor drain or a water carrying container through an external pipeline to perform a sewage discharging operation on the filtering structure.

3. The Y-strainer of claim 1 wherein during cleaning, the two ball drain valves are in an open position with one of the rear end lines serving as a water inlet line connected to the water inlet or water inlet line; the other rear end pipeline is used as a drain pipe and is connected to a drain floor drain or a water carrying container through an external pipeline.

4. The Y-strainer of claim 1 further comprising:

and the partition structure is arranged on one side of the end cover main body, which faces the filtering structure.

5. The Y-strainer of claim 4 wherein the partition structure is a unitary structure with the end cap body.

6. The Y-strainer of claim 4 wherein the partition structure is disposed along a direction of extension of the filtering structure in the strainer body.

7. The Y-shaped filter according to claim 6, wherein the partition structure is rectangular parallelepiped sheet-shaped, the length of the partition structure along the extension direction of the filter structure is 1/4-1/3 of the extension length of the filter structure, the width of the partition structure is smaller than the inner diameter of the filter main body, and the thickness of the partition structure is 3mm-5 mm.

8. The utility model provides a computer lab air conditioner water cooling system which characterized in that includes:

the first pipeline is connected with a water inlet of an air conditioner in the machine room;

the Y-strainer of any one of claims 1-7 disposed over the first tube, the portion of the first tube connected to the water inlet end of the Y-strainer being a first water inlet tube, and the portion of the first tube connected to the water outlet end of the Y-strainer being a first water outlet tube.

9. The machine room air conditioner water cooling system of claim 8, further comprising:

the first pressure sensor is arranged on the first water inlet pipeline and used for sensing the pressure at the water inlet of the Y-shaped filter;

the second pressure sensor is arranged on the first water outlet pipeline and used for sensing the pressure at the water outlet of the Y-shaped filter; and

and the pressure difference monitoring controller is electrically or communicatively connected with the first pressure sensor and the second pressure sensor, is used for determining the pressure difference of the Y-shaped filter according to the pressures sensed by the first pressure sensor and the second pressure sensor, displaying the pressure difference, and is used for early warning when the pressure difference exceeds a preset value.

10. The machine room air conditioner water cooling system of claim 8 or 9, further comprising:

the second pipeline is connected with a water outlet of the air conditioner;

the water inlet valve is arranged on the first pipeline and is positioned in front of the Y-shaped filter;

the other blowdown ball valve is arranged on the first pipeline and is positioned between the water inlet valve and the Y-shaped filter; and

and the water return valve is arranged on the second pipeline.