阅读说明：本技术 水箱结构和纯水液压系统 (Water tank structure and pure water hydraulic system ) 是由 张锋 于 2021-06-28 设计创作，主要内容包括：本申请提供了一种水箱结构和纯水液压系统,水箱结构包括：第一箱体；多个第二箱体,间隔设于第一箱体顶部,并均与第一箱体连通。本申请通过在第一箱体上设置多个与第一箱体连通的第二箱体,可以提高通流能力,避免了在泵站流量过大时,串联多个第二箱体的连通管无法满足通流能力,造成吸水口水位过低,影响系统工作的情况。(The application provides a water tank structure and pure water hydraulic system, the water tank structure includes: a first case; and the plurality of second boxes are arranged at the top of the first box at intervals and are communicated with the first box. This application can improve the through-flow capacity through set up a plurality of second boxes that communicate with first box on first box, has avoided when the pump station flow is too big, and communicating pipe of establishing ties a plurality of second boxes can't satisfy the through-flow capacity, causes the water sucking mouth water level to hang down excessively, influences the condition of system work.)

1. A water tank structure, comprising:

a first case (102);

and the second boxes (104) are arranged at the top of the first box (102) at intervals and are communicated with the first box (102).

2. The water tank structure according to claim 1, wherein a cross-sectional shape of the plurality of second tanks (104) includes one of: circular, oval, and racetrack.

3. The water tank structure according to claim 1 or 2, characterized in that the water tank structure further comprises:

and the air filter (106) is arranged on one side of the second box body (104) far away from the first box body, and the air filter (106) is used for increasing the water level of the second box body (104).

4. The water tank structure according to claim 3, further comprising:

and the plurality of partitions are movably arranged inside the second box body (104) and correspond to the second box body (104) one by one, the partitions are positioned between the air filter (106) and the first box body (102), and the partitions are used for isolating air from liquid in the second box body (104).

5. The water tank structure according to claim 4,

the partition comprises a floating roof (108), and the edge of the floating roof (108) is in smooth contact with the inner wall of the second box body (104).

6. The water tank structure according to claim 4,

the partition comprises an airbag (110), and an air opening of the airbag (110) is connected with the air filter (106).

7. The water tank structure according to claim 1 or 2, characterized in that the water tank structure further comprises:

the overflow check valve (118) is arranged on one side, far away from the first tank body (102), of the second tank body (104), and the overflow check valve (118) is used for overflowing when liquid in the second tank body (104) exceeds a preset water level.

8. The water tank structure according to claim 1 or 2, characterized in that the water tank structure further comprises:

and the air release valve (120) is arranged at the top of the first box body (102), and the air release valve (120) is used for exhausting air.

9. The water tank structure according to claim 1 or 2, characterized in that the water tank structure further comprises:

the base (114) is arranged on one side, away from the second box (104), of the first box (102), wherein a first water gap (112) used for water inflow is formed in the side face of the first box (102), and a second water gap (116) communicated with the first box (102) and used for water drainage is formed in the base (114).

10. A pure water hydraulic system, comprising:

the tank structure according to any one of claims 1 to 9.

Technical Field

The application relates to the technical field of hydraulic systems, in particular to a water tank structure and a pure water hydraulic system.

Background

The pure water medium hydraulic system of the fully mechanized coal mining face is a new technology for replacing a traditional emulsion system of the fully mechanized coal mining face, and a pure water tank of a pure water high-pressure pump station is a key point in the whole pure water medium hydraulic system of the fully mechanized coal mining face.

The water tank structure used by the existing underground coal mine pure water hydraulic system generally has three rectangular, cylindrical series connection and waist type (two ends, semi-circle and middle rectangular), and a layer of flexible floating roof is used for isolating air in the water tank structure. The rectangular water tank has a right angle which is not well contacted with the edge of the flexible floating roof inside, and when the liquid level rises and falls, the right angle of the floating roof is always tilted, so that air enters and the resistivity of pure water is reduced. When the flow of a pump station is too large, the communicating pipe cannot meet the through-flow capacity, water is not supplemented in each cylindrical water tank timely, the water level of the water suction port is too low, and the system work is influenced.

Disclosure of Invention

The present application is directed to solving at least one of the above technical problems.

To this end, a first object of the present application is to provide a water tank structure.

A second object of the present application is to provide a pure water hydraulic system.

In order to achieve the first object of the present application, a technical solution of the present application provides a water tank structure, including: a first case; and the plurality of second boxes are arranged at the top of the first box at intervals and are communicated with the first box.

According to the water tank structure provided by the application, the water tank structure comprises a first tank body and a plurality of second tank bodies. A plurality of second box intervals are located first box top to all communicate with first box. Set up a plurality of second boxes with first box intercommunication on first box, compare with a plurality of second boxes through establishing ties communicating pipe, can improve the through-flow capacity, prevent that liquid level difference is too big in a plurality of second boxes, avoided when the pump station flow is too big, the communicating pipe of establishing ties a plurality of second boxes can't satisfy the through-flow capacity, cause the water sucking mouth water level to hang down excessively, influence the condition of system work. The flow capacity is the speed and flow rate of the liquid flowing between the second tanks. Because a plurality of second boxes directly set up on first box and with first box intercommunication, come the through-flow through first box in other words, first box is for conventional communicating pipe, and the bore is far greater, promotes by a wide margin in other words the pipe diameter, so can improve the through-flow capacity.

In addition, the technical scheme provided by the application can also have the following additional technical characteristics:

in the above technical solution, the cross-sectional shapes of the plurality of second cases include one of: circular, oval, and racetrack.

In this technical scheme, the cross sectional shape of second box includes circular, oval or runway shape, and consequently, the inner wall corner of second box all is slick and sly curved surface, and the contact between the inner wall of separator and second box is eliminated straight angular contact, and the leakproofness is good, can guarantee that air and second box are internal liquid isolated when the liquid level goes up and down to the pure water dielectric resistivity has been prevented and has been reduced.

Among the above-mentioned technical scheme, the water tank structure still includes: and the air filter is arranged on one side, away from the first box body, of the second box body and used for improving the water level of the second water tank.

In this technical scheme, the water tank structure still includes air cleaner, and air cleaner locates the second box and keeps away from one side of first box, can improve the water level of second water tank.

Among the above-mentioned technical scheme, the water tank structure still includes: and the plurality of separators are movably arranged in the second box body and are in one-to-one correspondence with the second box body, the separators are positioned between the air filter and the first box body, and the separators are used for isolating air from liquid in the second box body.

In this technical scheme, the water tank structure still includes a plurality of separators, and a plurality of separators movably locate the inside of second box, is equipped with a separator in every second box. The separator is located between air cleaner and the first box, when the liquid level goes up and down in the second box, can completely cut off the liquid in air and the second box to prevent pure water medium resistivity from reducing, satisfied pure water medium hydraulic system's operation requirement.

Among the above-mentioned technical scheme, the separator includes the floating roof, and the edge of floating roof and the inner wall rounding off of second box contact.

In the technical scheme, the separator can be a floating roof, the edge of the floating roof is in smooth contact with the inner wall of the second box body, and the sealing performance between the floating roof and the inner wall of the second box body is guaranteed. Because the cross section of the second box body can be circular, the floating roof which is in smooth contact with all the positions of the inner wall of the second box body is also circular, the stress on the periphery of the circular floating roof is uniform, the floating roof can be prevented from deviating to one side or one end, and the sealing reliability is enhanced.

Among the above-mentioned technical scheme, the separator includes the gasbag, and the gas port and the air cleaner of gasbag are connected.

In this technical scheme, the separator can be the gasbag, and the gas port and the air cleaner of gasbag are connected, and when the liquid level rose, the gasbag was compressed, and exhaust gas lets the water level descend, inhales the gasbag with the air from the air cleaner through the negative pressure, realizes the isolation of the inside water of box structure and air.

Among the above-mentioned technical scheme, the water tank structure still includes: and the overflow one-way valve is arranged on one side of the second box body, which is far away from the first box body, and is used for overflowing when the liquid in the second box body exceeds a preset water level.

In this technical scheme, the water tank structure still includes the overflow check valve. The overflow check valve is arranged on one side of the second box body far away from the first box body. When the water tank structure normally works, the overflow check valve is closed, and when the liquid in the water tank structure exceeds the water level, the overflow check valve is opened to overflow the redundant liquid out of the water tank.

Among the above-mentioned technical scheme, the water tank structure still includes: the air release valve is arranged at the top of the first box body and used for exhausting air.

In this technical scheme, the water tank structure still includes the bleed valve. The bleed valve is located on first box, when the water tank structure adds water for the first time or when changing water, uses the bleed valve can carry out quick exhaust to first box inside.

Among the above-mentioned technical scheme, the water tank structure still includes: the base, the base sets up in one side that the second box was kept away from to first box, and wherein, the side of first box is provided with the first mouth of a river that is used for intaking, and the base is provided with the second mouth of a river that communicates with first box and be used for the drainage.

In this technical scheme, the water tank structure still includes the base, and the base sets up in the one side that the second box was kept away from to first box. The side of first box is provided with the first mouth of a river that is used for into water, and the base is provided with the second mouth of a river that communicates with first box and be used for the drainage. Wherein, the quantity of first mouth of a river and second mouth of a river is a plurality ofly.

In order to achieve the second objective of the present application, the technical solution of the present application provides a pure water hydraulic system, including: the water tank structure of any one of the above technical schemes of this application.

The pure water hydraulic system that this application technical scheme provided includes like this application above-mentioned any technical scheme's water tank structure, therefore it has like this application above-mentioned any technical scheme's the whole beneficial effect of water tank structure, no longer gives unnecessary details here.

Additional aspects and advantages of the present application will be set forth in part in the description which follows, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a front view schematic diagram of a tank configuration according to one embodiment of the present application;

FIG. 2 is a schematic top view of a water box structure according to one embodiment of the present application;

FIG. 3 is a front view schematic diagram of a tank configuration according to yet another embodiment of the present application;

FIG. 4 is a block diagram of a pure water hydraulic system according to one embodiment of the present application.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:

100: a water tank structure; 102: a first case; 104: a second case; 106: an air cleaner; 108: floating the roof; 110: an air bag; 112: a first nozzle; 114: a base; 116: a second water gap; 118: an overflow check valve; 120: a deflation valve; 122: a first manhole; 124: a second manhole; 10: pure water hydraulic system.

Detailed Description

In order that the above objects, features and advantages of the present application can be more clearly understood, the present application will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

The water tank structure and the pure water hydraulic system of some embodiments of the present application are described below with reference to fig. 1 to 4.

As shown in fig. 1 and 2, the present embodiment provides a tank structure 100 including a first tank 102 and a plurality of second tanks 104. Specifically, the plurality of second boxes 104 are spaced apart from the top of the first box 102 and are all in communication with the first box 102.

In this embodiment, the tank structure 100 includes a first tank 102 and a plurality of second tanks 104. The plurality of second boxes 104 are spaced apart from the top of the first box 102 and are all in communication with the first box 102. Set up a plurality of second boxes 104 with first box 102 intercommunication on first box 102, compare with a plurality of second boxes 104 through communicating pipe series connection, can improve the discharge capacity, prevent that liquid level difference is too big in a plurality of second boxes 104, avoided when the pump station flow is too big, the communicating pipe of a plurality of second boxes 104 of series connection can't satisfy the discharge capacity, causes the suction inlet water level to hang down excessively, influences the condition of system work. The flow capacity is the speed and flow rate of the liquid flowing between the second tanks 104. Since the plurality of second cases 104 are directly disposed on the first case 102 and are communicated with the first case 102, which means that the flow is performed through the first case 102, the first case 102 has a much larger caliber than a conventional communication pipe, which means that the pipe diameter is greatly increased, and thus the flow capacity can be improved.

Further, the cross-sectional shape of the second box 104 includes a circular shape, an oval shape or a racetrack shape, so corners of the inner wall of the second box 104 are smooth curved surfaces, contact between the partition and the inner wall of the second box 104 eliminates straight angle contact, the sealing performance is good, and air and liquid in the second box 104 can be isolated when the liquid level rises and falls, thereby preventing the resistivity of the pure water medium from being reduced.

In the above embodiment, the water tank structure 100 further includes the air cleaner 106, and the air cleaner 106 is disposed on the side of the second tank 104 away from the first tank 102, so as to raise the water level of the second water tank.

In the above embodiment, the water tank structure 100 further includes a plurality of partitions movably disposed inside the second tank 104, one partition being disposed inside each second tank 104. The partition is positioned between the air filter 106 and the first box 102, and can isolate air from liquid in the second box 104 when the liquid level in the second box 104 rises and falls, so that the resistivity of the pure water medium is prevented from being reduced, and the use requirement of the pure water medium hydraulic system is met.

In some embodiments, the partition may be a floating roof 108, and the edge of the floating roof 108 is in smooth contact with the inner wall of the second tank 104, so as to ensure the sealing property between the floating roof 108 and the inner wall of the second tank 104. Because the cross section of the second box 104 can be circular, the floating roof 108 which is in smooth contact with all the positions of the inner wall of the second box 104 is also circular, the circumference of the circular floating roof 108 is uniformly stressed, the floating roof 108 can be prevented from deviating to one side or one end, and the sealing reliability is enhanced.

In addition, the floating area of the floating roof 108 on the inner wall of the second box 104 is processed by mirror steel or polishing, and is free from any tie bar, so that the friction force between the floating roof 108 and the box wall when floating up and down is reduced.

In other embodiments, as shown in fig. 3, the partition may be an air bag 110, the air port of the air bag 110 is connected to the air cleaner 106, when the liquid level rises, the air bag 110 is compressed, the air is discharged, the water level is lowered, and air is sucked into the air bag 110 from the air cleaner 106 by negative pressure, so that water and air inside the box structure are isolated.

In the above embodiment, the tank structure 100 further includes an overflow check valve 118, and the overflow check valve 118 is used to overflow when the liquid in the second tank 104 exceeds a preset level. Specifically, the overflow check valve 118 is disposed on a side of the second tank 104 remote from the first tank 102. During normal operation of the tank structure 100, the overflow check valve 118 is closed, and when the liquid in the tank structure 100 exceeds the water level, the overflow check valve 118 opens to overflow the excess liquid out of the tank.

Further, the tank structure 100 further includes a purge valve 120. The air release valve 120 is disposed on the first tank 102, and when the water tank structure 100 is filled with water or changed for the first time, the air inside the first tank 102 can be rapidly exhausted by using the air release valve 120.

In the above embodiment, the water tank structure 100 further includes the base 114, and the base 114 is disposed on a side of the first tank 102 away from the second tank 104. The first tank 102 is provided at a side thereof with a first water port 112 for inflow of water, and the base 114 is provided with a second water port 116 communicating with the first tank 102 for drainage of water. The number of the first and second nozzle 112, 116 is plural.

Further, the tank structure 100 further includes a first manhole 122 and a second manhole 124. A first manhole 122 is provided at the top of the second tank 104 for observing the inside of the tank structure 100. A second manhole 124 is provided at a side of the first tank body 102 for cleaning the inside of the tank structure 100.

As shown in fig. 4, the present embodiment provides a pure water hydraulic system 10, and the pure water hydraulic system 10 includes the water tank structure 100 according to any one of the above embodiments.

The pure water hydraulic system 10 provided by the technical solution of the present application includes the water tank structure 100 according to any of the above embodiments, and therefore, the pure water hydraulic system has all the advantages of the water tank structure 100 according to any of the above embodiments, and details are not repeated herein.

As shown in fig. 1-3, a pure water hydraulic system 10 according to one embodiment of the present application includes a tank structure 100. The tank structure 100 includes an overflow check valve 118, a first manhole 122, a floating roof 108, a first tank 102, a bleed valve 120, a second tank 104, a base 114, a second port 116, a second manhole 124, and an air cleaner 106.

The tank body of the water tank structure 100 is mainly formed by welding the first tank body 102, the second tank body 104 and the base 114, and the inner wall (floating area of the floating roof 108) of the second tank body 104 is processed by mirror surface stainless steel or polishing. The first manhole 122 is located above the second tank 104. The second manhole 124 is located in front of and behind the first tank 102. A floating roof 108 is arranged in each second box 104, the floating roof 108 can only move up and down along with the liquid level in the second box 104, and each floating roof 108 is integrally non-bonded and spliced. The bottom of the second casing 104 communicates with the upper portion of the first casing 102. When a full condition occurs in the second tank 104, the overflow check valve 118 opens to overflow excess water out of the tank. When the water tank structure 100 is initially filled with water or changed with water, the inside of the first tank 102 is exhausted using the air release valve 120.

As shown in fig. 1, the floating roof 108 inside the second box 104 may be replaced by a waterproof air bag 110, an air port of the air bag 110 is connected to the air cleaner 106, when the water level rises, the air bag 110 is compressed to discharge air, the water level falls, and air is sucked into the air bag 110 from the air cleaner 106 by negative pressure, so that the water inside the second box 104 is isolated from the air.

To sum up, the beneficial effect of this application embodiment is:

1. the tank body of the tank structure 100 can be composed of a first tank body 102 and a plurality of second tank bodies 104, and the floating roof 108 of the tank with the shape only moves up and down along with the liquid level in the second tank bodies 104, so that the peripheral stress is uniform, and the sealing reliability of the floating roof 108 is enhanced.

2. The floating area of the inner wall floating roof 108 of the second box 104 is treated with mirror steel or polished without any tie bars. The friction force between the floating roof 108 and the tank wall when floating up and down is reduced.

3. An air cleaner 106 is provided at the top of the second tank 104 to raise the highest water level of the water tank.

4. Each second tank 104 is provided with an overflow check valve 118 which is closed during normal operation of the tank structure 100 and overflows when the tank exceeds the water level.

5. The first tank 102 is provided with a release valve 120 for rapid release of air when the water tank structure 100 is initially filled with water or changed.

In this application, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.