Cooling liquid filling equipment for energy storage cooling system

Abstract

The utility model provides cooling liquid filling equipment for an energy storage cooling system. The cooling liquid filling equipment comprises a cooling liquid tank, a water pump, a constant-pressure control cabinet and a circulating degassing pump, the cooling liquid tank is connected to one end of the water pump through a pipeline, the other end of the water pump is connected to a liquid inlet of the energy storage cooling system of the centralized energy storage cabinet through a pipeline, the circulating degassing pump is connected between a liquid outlet and the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet in parallel through a pipeline, and the constant pressure control cabinet is used for controlling the water pump. The energy storage cooling system of the centralized energy storage cabinet has the advantages that the circulating degassing pump is connected between the liquid outlet and the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet in parallel, the problems that cooling liquid is injected and air exists in the cooling system are solved, the service life of the cooling pump is prolonged, and working noise is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of energy storage systems, in particular to a cooling liquid filling device for an energy storage cooling system. Background Art

[0002] During the operation of the centralized energy storage cabinet, heat will be generated due to electrochemical reactions. As the heat accumulates, it will seriously affect the stability of the batteries in the energy storage cabinet. The entire battery compartment of the centralized energy storage cabinet will be equipped with a liquid cooling system. The coolant medium of this system needs to be manually filled. Usually, due to the original air in the cooling system, the equipment needs to run continuously during filling, replenish the coolant, and finally empty it. This process is very long and the air is not completely discharged, which will affect the subsequent operation of the cooling system.

[0003] Therefore, it is necessary to provide a coolant filling device for an energy storage cooling system to solve the problem of coolant filling and the problem of air in the cooling system. Utility Model Content

[0004] The technical problem to be solved by the utility model is: a coolant filling device for an energy storage cooling system, aiming to solve the technical problem of air existing when the coolant is filled in the energy storage cooling system.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a coolant filling device for an energy storage cooling system, comprising: a coolant tank, a water pump, a constant pressure control cabinet, and a circulating degassing pump; the coolant tank is connected to one end of the water pump through a pipeline, and the other end of the water pump is connected to the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet through a pipeline, the circulating degassing pump is connected in parallel between the liquid outlet and the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet through a pipeline, and the constant pressure control cabinet is used to control the water pump.

[0006] Furthermore, a first manual ball valve and a first check valve are provided on the pipeline between the coolant tank and the water pump.

[0007] Furthermore, a second manual ball valve is provided on the pipeline between the water pump and the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet, and a third manual ball valve is provided on the pipeline of the liquid outlet of the energy storage cooling system of the centralized energy storage cabinet.

[0008] Furthermore, a pressure gauge is provided on the pipeline from the liquid outlet of the energy storage cooling system of the centralized energy storage cabinet to the circulating degassing pump.

[0009] Furthermore, a two-position two-way solenoid valve and a second check valve are provided on the liquid outlet pipeline of the circulating degassing pump.

[0010] Furthermore, the first check valve, water pump, constant pressure control box, pressure gauge, circulating degassing pump and second check valve are arranged in an integrated chassis.

[0011] Furthermore, the integrated chassis is provided with a liquid injection port, a liquid return port and an airtight test port connected to the energy storage cooling system of the centralized energy storage cabinet.

[0012] Furthermore, an operation area is provided on the integrated chassis, and operation buttons are provided on the operation area.

[0013] Furthermore, the integrated chassis and liquid cooling box are arranged on the profile frame.

[0014] Furthermore, universal wheels are provided at the bottom of the profile frame.

[0015] The beneficial effect of the utility model is that a circulating degassing pump is connected in parallel between the liquid outlet and the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet, so as to solve the problem of coolant filling and the problem of air in the cooling system, thereby increasing the service life of the cooling pump and reducing working noise. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the mechanisms shown in these drawings without paying creative work.

[0017] Figure 1 This is a schematic diagram of the structure of the coolant filling equipment of the energy storage cooling system according to an embodiment of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of a side view of an integrated chassis according to an embodiment of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of another side of the integrated chassis of an embodiment of the utility model;

[0020] Among them, 10, the first manual ball valve; 11, the first check valve; 12, the water pump; 13, the constant pressure control cabinet; 14, the second manual ball valve; 15, the third manual ball valve; 16, the pressure gauge; 17, the circulating degassing pump; 18, the two-position two-way solenoid valve; 19, the second check valve; 20, the integrated chassis; 21, the liquid filling port; 22, the liquid return port; 23, the airtightness test port; 24, the operation area; 25, the cabinet door; 30, the coolant tank; 40, the profile frame; 41, the universal wheel; 50, the centralized energy storage cabinet. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] It should be noted that the descriptions of "first", "second", etc. in the present utility model are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0023] like Figure 1 As shown, the first embodiment of the utility model is: a coolant filling device for an energy storage cooling system, comprising: a coolant tank 30, a water pump 12, a constant pressure control cabinet 13, and a circulating degassing pump 17; the coolant tank 30 is connected to one end of the water pump 12 through a pipeline, and the other end of the water pump 12 is connected to the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet 50 through a pipeline, and the circulating degassing pump 17 is connected in parallel between the liquid outlet and the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet 50 through a pipeline, and the constant pressure control cabinet 13 is used to control the water pump 12.

[0024] Wherein, a first manual ball valve 10 and a first check valve 11 are provided on the pipeline between the coolant tank 30 and the water pump 12 .

[0025] Among them, a second manual ball valve 14 is provided on the pipeline between the water pump 12 and the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet 50, and a third manual ball valve 15 is provided on the pipeline of the liquid outlet of the energy storage cooling system of the centralized energy storage cabinet 50.

[0026] Wherein, a pressure gauge 16 is provided on the pipeline from the liquid outlet to the circulating degassing pump 17 of the energy storage cooling system of the centralized energy storage cabinet 50 .

[0027] Wherein, a two-position two-way solenoid valve 18 and a second check valve 19 are provided on the liquid outlet pipeline of the circulating degassing pump 17 .

[0028] In this embodiment, the energy storage cooling system coolant filling equipment is intended to provide airtightness detection, liquid injection, circulation degassing and other functions for the closed energy storage cooling system. Its main feature is that it can be operated in a closed environment to ensure the stable operation and efficient cooling of the energy storage cooling system. The energy storage cooling system coolant filling equipment is fully functional and can judge the leakage of the product without damaging the liquid cooling pipeline. Through the airtight test port 23, the entire energy storage cooling system of the centralized energy storage cabinet 50 can be tested for airtightness. Through this equipment, the air pressure can simulate the water pressure to judge the leakage of the product.

[0029] The working process of the coolant filling equipment of the energy storage cooling system is as follows: Liquid filling: set the pressure through the constant pressure control cabinet 13, press the start button to start the water pump 12, the front electromagnetic water valve changes the passage, and starts pumping the coolant. When the pressure gauge 16 at the return port reaches the preset value, the signal output is fed back to the circulating degassing pump 17, and the circulating degassing pump 17 starts the two-position two-way electromagnetic valve 18 passage to start circulating degassing. At this time, the system pressure is reduced due to degassing, and the water pump 12 automatically starts to replenish the liquid when the system is less than the set value.

[0030] like Figure 1-Figure 3 As shown, in a specific embodiment, the first check valve 11 , the water pump 12 , the constant pressure control box, the pressure gauge 16 , the circulating degassing pump 17 , and the second check valve 19 are arranged in an integrated chassis 20 .

[0031] The integrated chassis 20 is provided with a liquid injection port 21 , a liquid return port 22 and an airtight test port 23 connected to the energy storage cooling system of the centralized energy storage cabinet 50 .

[0032] The integrated case 20 is provided with an operation area 24 , on which operation buttons are provided, and the integrated case 20 is also provided with a cabinet door 25 .

[0033] The integrated chassis 20 and the liquid cooling box are arranged on the profile frame 40 .

[0034] Wherein, a universal wheel 41 is provided at the bottom of the profile frame 40 .

[0035] In this embodiment, the profile frame 40 is an aluminum profile, the coolant tank 30 is made of stainless steel, the equipment is controlled by the operation buttons in the operation area 24, the liquid injection port 21 and the liquid return port 22 are respectively connected to the energy storage cooling system of the centralized energy storage cabinet 50, and an airtightness instrument is provided in the integrated chassis 20, and the airtightness test port 23 is used to test the airtightness of the energy storage cooling system of the centralized energy storage cabinet 50.

[0036] In summary, the beneficial effects of the above embodiments of the utility model are: a circulating degassing pump 17 is connected in parallel between the liquid outlet and the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet 50, so as to solve the problem of coolant filling and the problem of air in the cooling system, thereby improving the service life of the cooling pump and reducing working noise.

[0037] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A coolant filling device for an energy storage cooling system, characterized in that: include: Coolant tank, water pump, constant pressure control cabinet, circulating degassing pump; the coolant tank is connected to one end of the water pump through a pipeline, the other end of the water pump is connected to the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet through a pipeline, the circulating degassing pump is connected in parallel between the liquid outlet and the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet through a pipeline, and the constant pressure control cabinet is used to control the water pump.

2. The energy storage cooling system coolant filling device according to claim 1, characterized in that: A first manual ball valve and a first check valve are arranged on the pipeline between the coolant tank and the water pump.

3. The coolant filling device for the energy storage cooling system according to claim 2, characterized in that: A second manual ball valve is provided on the pipeline between the water pump and the liquid inlet of the energy storage cooling system of the centralized energy storage cabinet, and a third manual ball valve is provided on the pipeline of the liquid outlet of the energy storage cooling system of the centralized energy storage cabinet.

4. The coolant filling device for the energy storage cooling system according to claim 3, characterized in that: A pressure gauge is provided on the pipeline from the liquid outlet to the circulating degassing pump of the energy storage cooling system of the centralized energy storage cabinet.

5. The coolant filling device for the energy storage cooling system according to claim 4, characterized in that: A two-position two-way solenoid valve and a second check valve are arranged on the liquid outlet pipeline of the circulating degassing pump.

6. The coolant filling device for the energy storage cooling system according to claim 5, characterized in that: The first check valve, water pump, constant pressure control box, pressure gauge, circulating degassing pump and second check valve are arranged in an integrated chassis.

7. The coolant filling device for the energy storage cooling system according to claim 6, characterized in that: The integrated chassis is provided with a liquid injection port, a liquid return port and an airtight test port connected to the energy storage cooling system of the centralized energy storage cabinet.

8. The coolant filling device for the energy storage cooling system according to claim 6, characterized in that: An operation area is provided on the integrated chassis, and operation buttons are provided on the operation area.

9. The coolant filling device for the energy storage cooling system according to claim 6, characterized in that: The integrated chassis and liquid cooling box are arranged on the profile frame.

10. The coolant filling device for the energy storage cooling system according to claim 9, characterized in that: The bottom of the profile frame is provided with universal wheels.

Images