CN211774195U

CN211774195U - Water storage container

Info

Publication number: CN211774195U
Application number: CN201921899115.3U
Authority: CN
Inventors: 刘春苓; 杨拥军
Original assignee: Beijing Pelyou Energy Technology Co ltd
Current assignee: Beijing Pelyou Energy Technology Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-10-27
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a water storage container, which comprises a shell with a water storage cavity and a top cover arranged at the upper end of the shell; a nitrogen injection hole is formed in the top cover, and a control valve is arranged in the nitrogen injection hole; the top cover is also provided with a pressure relief hole, and a control valve is arranged in the pressure relief hole; a first overflow hole is formed in the upper part of the shell, an overflow pipe is further arranged on the outer side of the shell, and the upper end of the overflow pipe is connected with the first overflow hole; the lower end of the overflow pipe is connected with an overflow pipe bent pipe, and a first water replenishing tank for replenishing water into the overflow pipe bent pipe is arranged outside the shell; and a first water replenishing pipe is connected between the first water replenishing tank and the overflow pipe elbow. The utility model discloses a water storage container can prevent nitrogen gas from discharging from first overflow hole, also can prevent nitrogen gas from discharging from the temperature measurement protection tube, has improved nitrogen and has sealed the effect.

Description

Water storage container

Technical Field

The utility model relates to an air conditioner retaining technical field especially relates to a water storage container.

Background

In the central air conditioner in the prior art, a water storage container is usually adopted for cold storage when the electricity price is low, and when cold supply is needed, water in the water storage container is released and is released in a user area to realize cold supply. Of course, the water storage container can be used for heat storage and heat supply.

The water storage container in the prior art has large volume. When water is stored, a large hollow space is formed between the water surface and the top cover. The presence of air in the hollow space can cause oxidative corrosion of the interior surface of the reservoir.

In order to overcome the defects, the container can be prevented from being oxidized and corroded by injecting nitrogen into the lower part of the top cover.

The overflow holes are formed in the water storage container to adjust water level balance in the water storage container, and nitrogen can be discharged from the overflow holes in a large quantity, so that nitrogen sealing failure is caused.

In view of the above, it is necessary to provide a water storage container capable of effectively sealing nitrogen gas.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water storage container that nitrogen gas is sealed effectual.

The technical scheme of the utility model provides a water storage container, which comprises a shell with a water storage cavity and a top cover arranged at the upper end of the shell;

a nitrogen injection hole is formed in the top cover, and a control valve is arranged in the nitrogen injection hole;

the top cover is also provided with a pressure relief hole, and a control valve is arranged in the pressure relief hole;

a first overflow hole is formed in the upper part of the shell, an overflow pipe is further arranged on the outer side of the shell, and the upper end of the overflow pipe is connected with the first overflow hole;

the lower end of the overflow pipe is connected with an overflow pipe bent pipe, and a first water replenishing tank for replenishing water into the overflow pipe bent pipe is arranged outside the shell;

and a first water replenishing pipe is connected between the first water replenishing tank and the overflow pipe elbow.

Further, the overflow tube elbow includes an upwardly curved first elbow and a downwardly curved second elbow;

the pipe orifice at one end of the first elbow is connected with the lower end of the overflow pipe, and the pipe orifice at the other end of the first elbow is connected with the second elbow;

the first water replenishing pipe is connected with the first bent pipe.

Furthermore, a second overflow hole is formed in the first water replenishing tank;

the second overflow aperture is flush with at least one orifice of the first elbow.

Furthermore, a first water replenishing pipe control valve is arranged on the first water replenishing pipe.

Furthermore, the first water supply tank is also connected with a first water supply pipe for supplying water into the first water supply tank;

a first water supply pipe control valve is provided on the first water supply pipe.

Further, the temperature measuring device also comprises a first temperature measuring protection tube for the temperature measuring instrument to pass through;

the upper end of the first temperature measurement protection tube penetrates out of the top cover, and the lower end of the first temperature measurement protection tube is located in the water storage cavity.

Further, the temperature measuring device also comprises a second temperature measuring protection tube for the temperature measuring instrument to pass through;

the upper end of the second temperature measurement protection pipe penetrates out of the top cover, and the lower end of the second temperature measurement protection pipe is positioned above the water storage cavity;

a protection tube bent pipe is further arranged on the outer side of the top cover and connected with the upper end of the second temperature measurement protection tube;

a second water replenishing tank for replenishing water into the protective pipe elbow is arranged on the outer side of the top cover;

and a second water replenishing pipe is connected between the second water replenishing tank and the bent pipe of the protection pipe.

Further, the protection tube elbow includes an upwardly curved third elbow and a downwardly curved fourth elbow;

a pipe orifice at one end of the third bent pipe is connected with the second water replenishing pipe, and a pipe orifice at the other end of the third bent pipe is connected with the fourth bent pipe;

the fourth bent pipe is connected with the upper end of the second temperature measurement protection pipe;

and the second water replenishing pipe is connected with the third bent pipe.

Furthermore, a third overflow hole is formed in the second water replenishing tank;

the third overflow aperture is flush with at least one orifice of the third elbow.

Furthermore, a second water supply pipe for supplying water into the second water replenishing tank is connected to the second water replenishing tank;

and a second water supply pipe control valve is arranged on the second water supply pipe, and a second water replenishing pipe control valve is arranged on the second water replenishing pipe.

By adopting the technical scheme, the method has the following beneficial effects:

the utility model provides a water storage container through connect the overflow pipe return bend on the lower extreme of overflow pipe, and the first moisturizing box of rethread keeps the moisturizing in to the overflow pipe return bend for keep constantly having water in the overflow pipe return bend, through water-stop overflow pipe return bend, prevent nitrogen gas from the overflow pipe discharge, improved the nitrogen sealing effect.

Drawings

Fig. 1 is a schematic structural view of a water storage container according to an embodiment of the present invention;

FIG. 2 is a schematic view of the connection of the elbow of the overflow pipe to the first replenishing tank;

FIG. 3 is a schematic view of the elbow of the overflow tube;

FIG. 4 is a schematic structural diagram of a first makeup tank;

FIG. 5 is a schematic view of a thermometer;

fig. 6 is a schematic structural view of a water storage container according to another embodiment of the present invention;

FIG. 7 is a schematic view of the connection between the elbow of the protection pipe and the second water replenishing tank;

FIG. 8 is a schematic structural view of a bent pipe of the protection pipe;

fig. 9 is a schematic structural view of the second makeup tank.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1-2, an embodiment of the present invention provides a water storage container, which includes a housing 1 having a water storage chamber 10 and a top cover 2 disposed at an upper end of the housing 1.

The top cover 2 is provided with a nitrogen injection hole 22, and a control valve 221 is provided in the nitrogen injection hole 22.

The top cover 2 is further provided with a pressure relief hole 21, and a control valve 211 is provided in the pressure relief hole 21.

The upper part of the shell 1 is provided with a first overflow hole 11, the outer side of the shell 1 is also provided with an overflow pipe 3, and the upper end of the overflow pipe 3 is connected with the first overflow hole 11.

An overflow pipe elbow 31 is connected to the lower end of the overflow pipe 3, and a first water replenishing tank 4 for replenishing water into the overflow pipe elbow 31 is provided outside the housing 1.

A first water replenishing pipe 41 is connected between the first water replenishing tank 4 and the overflow pipe bent pipe 31.

The utility model provides a water storage container can be for water storage equipment such as retaining jar, the catch basin that has the top cap.

The water storage container is provided with a shell 1 and a top cover 2, wherein a water storage cavity 10 is arranged in the shell 1. The top cover 2 is arranged above the shell 1, and the top cover 2 covers the water storage cavity 10 and is used for sealing the water storage cavity 10.

The top cover 2 is in a spherical crown shape, and the cross section of the top cover is in an arc shape. The top of the water storage cavity 10 is open and is communicated with the space enclosed by the top cover 2.

A water inlet and a water outlet are arranged on the shell 1. The water inlet is connected with a pipeline and can supply water to the water storage cavity 10. The water outlet is connected with a pipeline and used for releasing water in the water storage cavity 10 so as to supply cold or heat for users.

The water inlet and outlet can be arranged as desired. An upper distributor and a lower distributor may also be arranged in the water storage chamber 10 as required. The water inlet is communicated with the upper water distributor, and the water outlet is communicated with the lower water distributor.

When the water level in the water storage cavity 10 reaches a preset position, a hollow space is formed between the water surface and the top cover 2.

The hollow space may be filled with nitrogen to protect the top cover 2 and the inner surface of the housing 1 from corrosion.

The nitrogen injection hole 22 is formed in the top cover 2, and an external nitrogen injection device is connected to the nitrogen injection hole 22 through a pipe to inject nitrogen gas into a hollow space between the top cover 2 and the water surface. The control valve 221 is provided in the nitrogen injection hole 22 for sealing the nitrogen injection hole 22.

When the water in the water storage container is rapidly discharged, the air pressure in the water storage container is rapidly reduced, and if no air is injected above the liquid level in the water storage container, the top cover 2 can be crushed by the air pressure.

Through injecting nitrogen gas into water storage container, can avoid top cap 2 to be crushd by atmospheric pressure on the one hand, on the other hand can avoid top cap 2 oxidative damage.

The pressure relief hole 21 is arranged on the top cover 2, and the control valve 211 is arranged in the pressure relief hole 21 and used for adjusting the balance of internal and external air pressure. When the pressure of the internal nitrogen gas is too high, the control valve 211 is opened to allow a portion of the nitrogen gas to be discharged, so as to maintain the balance between the nitrogen gas and the external pressure.

When the nitrogen gas is injected excessively, the pressure below the top cover 2 is higher than the outside pressure. When the internal and external pressure difference reaches the preset condition, the control valve 211 is opened, the internal nitrogen can be discharged through the pressure relief hole 21, and the internal and external air pressure is kept balanced.

In order to avoid that the water level in the water storage cavity 10 is higher than the warning line, a first overflow hole 11 is arranged at the upper part of the shell 1. The first overflow aperture 11 is typically located at a warning line or at the highest level that can be tolerated.

When the water level in the water storage cavity 10 is higher than the first overflow hole 11, the water in the water storage cavity 10 is discharged through the first overflow hole 11.

An overflow pipe 3 is arranged outside the shell 1, the upper end of the overflow pipe is connected with the first overflow hole 11, and the lower end of the overflow pipe is connected with an overflow pipe bent pipe 31. The overflow pipe elbow 31 is a pipeline with a bent part, the bent part can store water, and water sealing is realized to seal the overflow pipe and avoid nitrogen gas from being discharged through the first overflow hole 11 and the overflow pipe 3.

In order to keep the overflow pipe elbow 31 constantly filled with water and to realize water sealing, the first water replenishing tank 4 outside the housing 1 is connected to the overflow pipe elbow 31 through the first water replenishing pipe 41.

First moisturizing case 4 passes through support 45 to be installed subaerial, and first moisturizing case 4 is used for moisturizing in the overflow pipe return bend 31 for there is water constantly in the overflow pipe return bend 31, can keep the water seal effect.

When the water level in the water storage cavity 10 reaches the first overflow hole 11, the water submerges the first overflow hole 11, and the nitrogen is located above the water level. In this case, the water is discharged through the first overflow hole 11, the overflow pipe 3, the overflow pipe elbow 31, and the nitrogen gas is kept sealed between the water level and the top cover 2. After the water is drained, part of water is remained in the elbow pipe 31 of the overflow pipe, and the water sealing effect is kept, so that the nitrogen sealing effect is improved.

Therefore, the utility model provides a water storage container through connect overflow pipe return bend 31 on the lower extreme of overflow pipe 3, the first moisturizing case 4 of rethread keeps moisturizing in the overflow pipe return bend 31 for there is water constantly to keep in the overflow pipe return bend 31, through water-stop overflow pipe return bend 31, prevents nitrogen gas from 3 discharges of overflow pipe, has improved the nitrogen sealing effect.

Preferably, as shown in fig. 2-3, the overflow tube elbow 31 includes an upwardly curved first elbow 311 and a downwardly curved second elbow 312.

The nozzle 3111 of one end of the first elbow 311 is connected to the lower end of the overflow pipe 3, and the nozzle 3111 of the other end thereof is connected to the second elbow 312.

The first water replenishing pipe 41 is connected to the first bend pipe 311.

The first bent pipe 311 is curved or U-shaped, and is bent upward, that is, the opening of the first bent pipe is upward, and the bent part is below. The pipe ports 3111 at both ends of the first bent pipe 311 face upward.

The second bent pipe 312 is curved or U-shaped, and is bent downward, i.e. the opening of the second bent pipe is downward, and the bent part is above.

In the connection, the nozzle 3111 at one end of the first bend pipe 311 is connected to the lower end of the overflow pipe 3, the nozzle 3111 at the other end of the first bend pipe 311 is connected to the second bend pipe 312, and the first water replenishing pipe 41 is connected to the first bend pipe 311.

Because the second elbow 312 is located above the first elbow 311, the water in the first elbow 311 cannot be discharged from the second elbow 312 under the action of no external pressure, so that the water is kept in the first elbow 311, and the water seal is kept.

When the water in the first bent pipe 311 is reduced due to evaporation, leakage, and the like, the first water replenishing tank 4 can replenish water into the first bent pipe 311 through the first water replenishing pipe 41, so as to keep the water in the first bent pipe 311, thereby performing water sealing.

Preferably, as shown in fig. 2-3, a second overflow hole 46 is provided on the first water replenishing tank 4, and the second overflow hole 46 is flush with at least one pipe port 3111 of the first elbow 311.

If the water level in the first water replenishing tank 4 is too high, the water is continuously replenished into the first bent pipe 311, and the water is discharged all the time through the second bent pipe 312, resulting in waste of water.

The water level of the first water replenishing tank 4 is ensured to be basically consistent with the water level in the first elbow 311, and the water consumption can be saved.

The water level in the first elbow 311 does not exceed the pipe port 3111, and the pipe ports 3111 at both ends of the first elbow 311 have the same height.

The second overflow hole 46 is provided in the first water replenishing tank 4 to maintain the water level in the first water replenishing tank 4, and the water level in the first water replenishing tank 4 does not exceed the second overflow hole 46. If the water level exceeds the second overflow hole 46, water is discharged from the second overflow hole 46.

The second overflow hole 46 is set to be at the same height or level with the pipe port 3111 of the first elbow 311, so that the second overflow hole 46 and the pipe port 3111 are at the same level, which can ensure that the highest water level in the first elbow 311 is at the same level as the highest water level in the first water replenishing tank 4.

Therefore, the first replenishing tank 4 replenishes water into the first bend 311 only when the water level in the first bend 311 is lower than the water level of the first replenishing tank 4. When the water level in the first bend 311 and the water level in the first water replenishing tank 4 are kept at a constant level, the first water replenishing tank 4 stops replenishing water into the first bend 311.

So arrange, need not power equipment such as water pump and can realize automatic water supply, simplified the structure, conveniently arrange, and practiced thrift the cost.

Preferably, the water level of the first make-up water tank 4 is the same as the normal water level of the water seal.

Preferably, as shown in fig. 2, a first make-up water pipe control valve 42 is provided on the first make-up water pipe 41. When maintenance is required, the first replenishment pipe 41 may be closed by the first replenishment pipe control valve 42.

Preferably, as shown in fig. 2 to 3, a first water supply pipe 43 for supplying water into the first makeup water tank 4 is further connected to the first makeup water tank 4. A first water supply pipe control valve 44 is provided on the first water supply pipe 43.

The first water supply pipe 43 is connected to an external water tank or a water pump, and is used to supply water into the first replenishing water tank 4 to maintain the water level of the first replenishing water tank 4. The first water supply pipe control valve 44 is used to control the opening and closing of the first water supply pipe 43, facilitating control.

Preferably, as shown in fig. 1 and 5, the water storage container further comprises a first temperature measuring protection pipe 5 for the temperature measuring instrument 8 to pass through. The upper end of the first temperature measurement protection tube 5 penetrates out of the top cover 2, and the lower end of the first temperature measurement protection tube 5 is located in the water storage cavity 10.

The first temperature measuring protection tube 5 is arranged on the top cover 2 through a protection tube bracket 51, the upper end of the first temperature measuring protection tube is positioned on the outer side of the top cover 2, and the lower end of the first temperature measuring protection tube penetrates through the top cover 2 and is positioned in the water storage cavity 10.

When the temperature measuring device is used, the water storage cavity 10 is filled with water, so that the lower end of the first temperature measuring protection tube 5 is below the liquid level, and nitrogen cannot be discharged from the first temperature measuring protection tube 5.

The temperature measuring instrument 8 includes a lead 81 and a temperature measuring sensor 82, the temperature measuring sensor 82 is connected to the lead 81, and the plurality of temperature measuring sensors 82 are connected to the lead 81. The outer surface of the lead is coated with an insulating waterproof layer, so that the short circuit caused by water can be avoided.

When the temperature measuring device is used, the upper end of the lead 81 is connected with an external control instrument, and the temperature measuring sensor 82 sequentially penetrates into the first temperature measuring protection tube 5.

Because the plurality of temperature sensors 82 are arranged on the lead 81, and the plurality of temperature sensors 82 are arranged at intervals, the plurality of temperature sensors 82 are arranged at different heights, and the temperature of different positions in the water storage cavity 10 is measured. The temperature sensor 82 is used for outputting the water temperature to an external control instrument through a lead.

Each temperature sensor 82 is further provided with a marking element, the marking element is used for displaying that the control device identifies the temperature sensor 82, for example, the marking element is respectively set to be 1, 2, 3, etc., and the control instrument can identify each temperature sensor 82 and the water temperature transmitted by the temperature sensor according to the marking element, so that the water temperature detected by each temperature sensor 82 can be respectively displayed.

Preferably, as shown in fig. 5-6, the water storage container further comprises a second temperature measuring protection pipe 6 for the temperature measuring instrument 8 to pass through.

The upper end of the second temperature measurement protection tube 6 penetrates out of the top cover 2, and the lower end of the second temperature measurement protection tube 6 is located above the water storage cavity 10.

A protection tube bent pipe 61 is further arranged on the outer side of the top cover 2, and the protection tube bent pipe 61 is connected with the upper end of the second temperature measurement protection tube 6.

A second water replenishing tank 7 for replenishing water into the protective tube bent pipe 61 is further provided on the outer side of the top cover 2.

A second water replenishing pipe 71 is connected between the second water replenishing tank 7 and the protection pipe bend 61.

The second temperature measuring protection tube 6 is arranged on the top cover 2 through a support 63, the upper end of the second temperature measuring protection tube is positioned on the outer side of the top cover 2, and the lower end of the second temperature measuring protection tube penetrates through the top cover 2 and is positioned above the water storage cavity 10. If no sealing measure is taken on the second temperature measurement protective tube 6, nitrogen can be discharged from the second temperature measurement protective tube 6, so that the nitrogen seal is failed.

When the temperature measuring device is used, the upper end of the lead 81 of the temperature measuring instrument 8 is connected with an external control instrument, and the temperature measuring sensor 82 sequentially penetrates through the second temperature measuring protection tube 6 and is positioned below the liquid level to realize temperature measurement.

In order to prevent the nitrogen seal from failing, the upper end of the second temperature measurement protection tube 6 is connected with a protection tube elbow 61, and the protection tube elbow 61 is filled with water to realize water seal. The protection tube elbow 61 is a pipeline with a bent part, and the bent part can store water to realize water sealing so as to seal the overflow pipe and prevent nitrogen from being discharged through the second temperature measurement protection tube 6 and the protection tube elbow 61.

In order to avoid water seal failure caused by water loss in the protection tube bent pipe 61, a second water replenishing tank 7 is further arranged outside the top cover 2, is connected with the protection tube bent pipe 61 through a second water replenishing pipe 71 and is used for maintaining water replenishing in the protection tube bent pipe 61, so that water is maintained in the protection tube bent pipe 61, and a water seal effect is maintained.

The second makeup tank 7 is mounted above the housing 1 by a bracket 75.

Preferably, as shown in fig. 7-8, protection tube elbow 61 includes an upwardly curved third elbow 611 and a downwardly curved fourth elbow 612. The pipe orifice 6111 at one end of the third elbow 611 is connected with the second water replenishing pipe 71, and the pipe orifice 6112 at the other end is connected with the fourth elbow 612. The fourth elbow pipe 612 is connected with the upper end of the second temperature measurement protection pipe 6. The second water replenishing pipe 71 is connected to the third bend pipe 611.

The third curved pipe 611 is curved or U-shaped, and is bent upward, i.e. the opening of the third curved pipe is upward, and the bent part is below. The

pipe orifices

6111 and 6112 at the two ends of the third elbow 611 face upward.

The fourth curved tube 612 is curved or U-shaped and is bent downward, i.e. the opening of the fourth curved tube is downward and the bent portion is above.

During connection, the pipe orifice 6111 at one end of the third elbow pipe 611 is connected with the second water replenishing pipe 71, the pipe orifice 6112 at the other end of the third elbow pipe 611 is connected with the fourth elbow pipe 612, and the fourth elbow pipe 612 is connected with the second temperature measurement protection pipe 6.

The tube port 6111 at one end is also connected with a threading tube 62, and the lead 81 extends out of the threading tube 62 to be connected with an external control instrument.

Because the fourth bent pipe 612 is located above the third bent pipe 611, the water in the third bent pipe 611 cannot be discharged from the fourth bent pipe 612 under the action of no external pressure, so that the water is kept in the third bent pipe 611, and the water seal is maintained.

When the water in the third bent pipe 611 is reduced due to evaporation, leakage, and the like, the second water replenishing tank 7 can also replenish water into the third bent pipe 611 through the second water replenishing pipe 71, so as to keep the water in the third bent pipe 611 to be sealed.

Preferably, as shown in fig. 8-9, a third overflow hole 76 is provided on the second makeup tank 7. The third overflow aperture 76 is flush with the at least one orifice 6111 of the third elbow 611.

If the water level in the second water replenishing tank 7 is too high, the water is continuously replenished into the third elbow pipe 611, and the water is drained into the water storage cavity 10 through the fourth elbow pipe 612 all the time, which causes waste of water.

The water level of the second water replenishing tank 7 is ensured to be basically consistent with the water level in the third elbow pipe 611, and the water consumption can be saved.

The water level of the water seal in the third curved pipe 611 does not exceed the pipe orifice 6111, and the pipe orifices 6111 at the two ends of the third curved pipe 611 have the same height.

The third overflow hole 76 is provided in the second water replenishing tank 7 to maintain the water level in the second water replenishing tank 7, and the water level in the second water replenishing tank 7 does not exceed the third overflow hole 76. If the water level exceeds the third overflow hole 76, water is discharged from the third overflow hole 76.

The third overflow hole 76 is set to be the same or level with the pipe orifice 6111 of the third elbow pipe 611, so that the third overflow hole 76 and the pipe orifice 6111 are in the same horizontal plane, and the highest water level in the third elbow pipe 611 can be guaranteed to be equal to the highest water level in the second water replenishing tank 7.

Therefore, the second water replenishment tank 7 replenishes water into the third bend pipe 611 only when the water level in the third bend pipe 611 is lower than the water level of the second water replenishment tank 7. When the water level in the third bent pipe 611 and the water level of the second water replenishing tank 7 are kept at a constant level, the second water replenishing tank 7 stops replenishing water into the third bent pipe 611.

Preferably, the water level of the second water replenishing tank 7 is the same as the normal water level of the water seal.

Preferably, as shown in fig. 7 to 9, a second water supply pipe 73 for supplying water into the second makeup water tank 7 is further connected to the second makeup water tank 7. A second water supply pipe control valve 74 is provided in the second water supply pipe 73, and a second water replenishing pipe control valve 72 is provided in the second water replenishing pipe 71.

The second water supply pipe 73 is connected to an external water tank or a water pump, and supplies water into the second water replenishing tank 7 to maintain the water level of the second water replenishing tank 7. The second water supply pipe control valve 74 is used to control the opening and closing of the second water supply pipe 73, facilitating control. When maintenance is required, the second replenishment pipe 71 may be closed by the second replenishment pipe control valve 72.

To sum up, the utility model provides a water storage container can prevent nitrogen gas from discharging from first overflow hole, also can prevent nitrogen gas from discharging from the temperature measurement protection tube, has improved the nitrogen and has sealed the effect.

According to the needs, the above technical schemes can be combined to achieve the best technical effect.

What has been described above is merely the principles and preferred embodiments of the present invention. It should be noted that, for those skilled in the art, on the basis of the principle of the present invention, several other modifications can be made, and the protection scope of the present invention should be considered.

Claims

1. A water storage container, comprising a housing having a water storage chamber and a top cover disposed at an upper end of the housing;

a first water replenishing pipe is connected between the first water replenishing tank and the overflow pipe bent pipe;

the overflow tube elbow comprises an upwardly curved first elbow and a downwardly curved second elbow;

the first water replenishing pipe is connected with the first bent pipe;

a second overflow hole is formed in the first water replenishing tank;

2. A reservoir tank as claimed in claim 1, wherein a first refill pipe control valve is provided on the first refill pipe.

3. A water storage container as claimed in claim 1, wherein a first water supply pipe for supplying water into said first water replenishing tank is further connected to said first water replenishing tank;

4. A water storage container as claimed in any one of claims 1 to 3, further comprising a first thermometric protection tube for a thermometer to pass through;

5. A water storage container as claimed in any one of claims 1 to 3, further comprising a second thermometric protection tube for a thermometer to pass through;

6. A water storage container as claimed in claim 5, wherein said protection pipe elbow comprises a third elbow bent upward and a fourth elbow bent downward;

and the second water replenishing pipe is connected with the third bent pipe.

7. A reservoir container as claimed in claim 6, wherein a third overflow aperture is provided in the second refill tank;

8. A water storage container as claimed in claim 5, wherein a second water supply pipe for supplying water into said second water replenishing tank is further connected to said second water replenishing tank;