CN209843518U - Internal circulation type energy storage box - Google Patents

Abstract

The utility model relates to a heat transfer technical field of energy storage box discloses an inner loop formula energy storage box, its including the box that has the installation cavity and the energy storage module who is located the installation cavity, energy storage module forms the wind channel with the box that is located energy storage module one side, wind channel and installation cavity intercommunication, still include heat transfer module, heat transfer module includes water-cooled heat exchanger, fan and wind scooper, the wind scooper presss from both sides and locates between water-cooled heat exchanger and the fan, water-cooled heat exchanger is used for and installs the gaseous heat transfer of intracavity, the fan is used for sending the wind channel with the gas after the heat transfer, gas can flow through energy storage module in proper order, heat transfer module and wind channel, and return the. The utility model discloses on the basis of guaranteeing higher protection level, have simple structure and the good advantage of system insulation concurrently, and through letting in hot water or cold water to water-cooled heat exchanger, can realize heating or cooling to energy storage module to make this inner loop formula energy storage tank be in heating mode or cooling mode, need not other unnecessary devices.

Description

Internal circulation type energy storage box

Technical Field

The utility model relates to a heat transfer technical field of energy storage box especially relates to an inner loop formula energy storage box.

Background

From the perspective of thermal management, there are three cooling methods, namely natural cooling, air cooling and liquid cooling. The good heat management of the super capacitor is crucial, and each super capacitor monomer can work at a proper temperature through the good heat pipe, so that the advantages of performance, service life and the like can be better played.

At present, a natural cooling or air cooling mode is mostly adopted for the super capacitor, and when the super capacitor is applied to certain fields, if the super capacitor is used as an automobile energy storage device, according to relevant national standard requirements, the whole box body needs to reach the high protection level of IP67, and the super capacitor inside can still work at a proper temperature when the external environment is low or the external environment is high.

The air cooling has the advantages of simple structure, high reliability and wide application. However, the conventional air cooling usually needs to extract the air outside the box body to cool the super capacitor inside the box body, so that the box body cannot reach the high protection level of IP67 and is easily affected by the external environment. When the external ambient temperature is high, the cooling capacity is limited; when the external environment temperature is low, an additional heating device is needed to heat the internal super capacitor, so that the complexity of the system is increased, and the reliability of the system is reduced.

SUMMERY OF THE UTILITY MODEL

Based on above, an object of the utility model is to provide an inner loop formula energy storage box has solved that prior art exists, because the heat transfer device who adds makes the structure of whole inner loop formula energy storage box more complicated, protection level reduce, and when exchanging heat with energy storage module, still have the limited problem of heat transfer capacity to energy storage module.

In order to achieve the purpose, the utility model adopts the following technical proposal:

an internal circulation type energy storage box comprises a box body with an installation cavity, an energy storage module located in the installation cavity, and a heat exchange module located at one end of the installation cavity, wherein the energy storage module and the box body located on one side of the energy storage module form an air channel, one end of the air channel is communicated with one end of the installation cavity, the other end of the air channel is communicated with the other end of the installation cavity, the heat exchange module comprises a water-cooling heat exchanger, a fan and an air guide cover, the air guide cover is clamped between the water-cooling heat exchanger and the fan, the water-cooling heat exchanger is used for exchanging heat with gas in the installation cavity, the fan is used for sending the gas after heat exchange to the air channel, and the gas can sequentially flow through the energy storage module, the heat exchange module and the air channel and return to the installation.

As a preferred scheme of the internal circulation type energy storage box, the wind scooper comprises a wind scooper body and a wind deflector arranged on one side of the wind scooper body, a wind guiding opening is formed in the wind scooper body, and the wind deflector is arranged at the wind guiding opening.

As a preferred scheme of the internal circulation type energy storage box, the air deflector is a U-shaped air deflector, and the fan is located on the opening side of the U-shaped air deflector.

As a preferred scheme of the internal circulation type energy storage box, the number of the air guide openings is at least two, and each air guide opening is provided with one air guide plate.

As a preferable scheme of the internal circulation type energy storage box, the heat exchange module further comprises an air guide grid which is located on one side of the air guide cover close to the air duct, and the air guide grid is arranged on the box body and used for sending air blown out by the fan to the air duct.

As a preferred scheme of the internal circulation type energy storage box, the box body comprises a lower box body, an upper cover arranged on the lower box body and a side cover positioned on one side of the lower box body.

As an optimal scheme of the internal circulation type energy storage box, a water inlet pipe and a water discharge pipe are arranged on the lower box body, and the water inlet pipe and the water discharge pipe are communicated with the water-cooling heat exchanger.

As a preferred scheme of the internal circulation type energy storage box, an electric connector and a pressure balance valve are arranged on the side cover.

As an internal circulation formula energy storage box's preferred scheme, be equipped with the mounting bracket in the box and locate mounting panel on the mounting bracket, energy storage module locates in the mounting bracket, the wind channel is located the mounting panel with between the energy storage module.

As a preferred scheme of the internal circulation type energy storage box, the fan is a centrifugal fan.

The utility model has the advantages that: the utility model discloses an inner loop formula energy storage box is on the basis of guaranteeing higher protection level, has simple structure and the good advantage of system insulation concurrently, and through letting in hot water or cold water to water-cooled heat exchanger, can realize heating or cooling to energy storage module to make this inner loop formula energy storage box be in heating mode or cooling mode, and the switching of two kinds of mode is more convenient, need not other unnecessary devices, the reinforcing of cooling capacity than prior art.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic view of an internal circulation energy storage tank according to an embodiment of the present invention;

fig. 2 is a disassembled view of the internal circulation type energy storage box according to the embodiment of the present invention without the super capacitor;

fig. 3 is a schematic view of a heat exchange module according to an embodiment of the present invention;

fig. 4 is a schematic view illustrating the gas flow of the internal circulation type energy storage tank according to an embodiment of the present invention.

In the figure:

11-a lower box body, 111-a water inlet pipe, 112-a water outlet pipe, 12-an upper cover, 13-a side cover, 2-a super capacitor, 31-a water-cooled heat exchanger, 32-a fan, 33-an air guide cover, 331-an air guide cover body, 3311-an air guide opening, 332-an air guide plate, 34-an air guide grid, 4-an electric connector and 5-a pressure balance valve.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment provides an internal circulation type energy storage box which is used for heating or cooling an energy storage module. As shown in fig. 1 to 4, the internal circulation type energy storage box specifically includes a box body with an installation cavity, an energy storage module located in the installation cavity, and a heat exchange module located at one end of the installation cavity, where the energy storage module of this embodiment is a super capacitor 2. Of course, the energy storage module of the present invention is not limited to the super capacitor 2 of this embodiment, and may be a battery or other energy storage module. The super capacitor 2 and the box body above the super capacitor 2 form an air duct, one end of the air duct is communicated with one end of the installation cavity, and the other end of the air duct is communicated with the other end of the installation cavity. Of course, the utility model discloses be not limited to the condition that this embodiment formed the wind channel by super capacitor 2 and the box that is located 2 tops of super capacitor, can also be super capacitor 2 and the box that is located 2 other sides of super capacitor and form the wind channel, specifically set up according to actual need.

The heat exchange module of this embodiment includes water-cooled heat exchanger 31, fan 32 and wind scooper 33, and wind scooper 33 presss from both sides and locates between water-cooled heat exchanger 31 and fan 32, and water-cooled heat exchanger 31 is used for the gas heat transfer with the installation intracavity, and fan 32 is used for sending the gas after the heat transfer to the wind channel, and gas can flow through super capacitor 2, heat exchange module and wind channel in proper order to return to the installation chamber. The fan 32 of this embodiment is centrifugal fan, of course, the utility model discloses a fan 32 is not limited to the centrifugal fan of this embodiment, can also be other types of fan, specifically selects according to actual need.

The inner loop formula energy storage tank of this embodiment has simple structure and the good advantage of system insulation concurrently on the basis of guaranteeing higher protection level, and through letting in hot water or cold water to water cooled heat exchanger 31, this inner loop formula energy storage tank realizes that it is comparatively convenient to switch to super capacitor 2's heating or cooling, need not other unnecessary devices.

As shown in fig. 2, the wind scooper 33 of the present embodiment includes a wind scooper body 331 and a wind guide plate 332 disposed on one side of the wind scooper body 331, two wind scooper openings 3311 are disposed on the wind scooper body 331, one wind guide plate 332 is disposed at each wind scooper opening 3311, the wind guide plate 332 of the present embodiment is a U-shaped wind guide plate, the U-shaped wind guide plate is welded on the wind scooper body 331, and the fan 32 is located at an opening side of the U-shaped wind guide plate. Of course, the number of the air outlets 3311 of the present invention is not limited to two in this embodiment, and may be one or more than two, and the air guiding plate 332 is specifically configured according to actual requirements, and the shape of the air guiding plate is not limited to the U-shaped air guiding plate in this embodiment, and may also be a semicircular air guiding plate or an air guiding plate with other shapes, and is specifically configured according to actual requirements.

The heat exchange module of the present embodiment further includes an air guiding grille 34, as shown in fig. 2 and 3, the air guiding grille 34 is located on one side of the air guiding cover 33 close to the air duct, and the air guiding grille 34 is disposed on the box body, so that the air changes the flowing direction, and the air blown by the fan 32 is sent to the air duct. The number of the air guide grids 34 in this embodiment is two, and each air guide grid 34 is located right above the fan 32 so as to send the air discharged from the outlet of the fan 32 into the air duct.

The box of this embodiment includes box 11 down, locates upper cover 12 on box 11 down and is located the side cap 13 of box 11 one side down, and heat exchange module is close to side cap 13 and sets up. An inlet and an outlet are arranged on the lower box body 11, a water inlet pipe 111 is arranged at the inlet, a water outlet pipe 112 is arranged at the outlet, the water inlet pipe 111 is communicated with one end of the water-cooling heat exchanger 31 and used for introducing water into the water-cooling heat exchanger 31, and the outlet is communicated with the other end of the water-cooling heat exchanger 31 and used for discharging water after heat exchange with gas in the water-cooling heat exchanger 31.

Be equipped with the mounting bracket in this box and locate the mounting panel on the mounting bracket, be equipped with the mounting bracket in the box and locate the mounting panel on the mounting bracket, super capacitor 2 locates in the mounting bracket, and the wind channel is located between mounting panel and super capacitor 2. The side cover 13 of the internal circulation type energy storage box of the embodiment is provided with the electric connector 4 and the pressure balance valve 5, and the electric connector 4 and the pressure balance valve 5 are both in the prior art, and only are briefly described here, and will not be described in detail. The number of the electrical connectors 4 is two, one is the electrical connector 4 connected to the positive pole, and the other is the electrical connector 4 connected to the negative pole. The pressure balance valve 5 of this embodiment is used for guaranteeing that the pressure in this internal circulation formula energy storage box can not be too high, and if thermal runaway takes place in this internal circulation formula energy storage box, its inside gas pressure is too high, then opens pressure balance valve 5, makes inside gas pressure reduce, prevents to blast because gas pressure is too high.

The flow process of the gas in the internal circulation type energy storage box body of the embodiment is as follows: as shown in fig. 4, after passing through each super capacitor 2, the gas in the box passes through the water-cooled heat exchanger 31, the gas exchanges heat with the water-cooled heat exchanger 31, the gas after heat exchange is then sucked into the fan 32, and due to the centrifugal force of the fan 32 and the wind guiding effect of the wind guiding cover 33, the gas is upwards discharged, guided by the wind guiding grating 34, turned, discharged into the wind channel between the upper part of the super capacitor 2 and the box, and after reaching the other side of the box, passes through each super capacitor 2 again, so that the gas can continuously and circularly flow in the box.

The internal circulation type energy storage box of this embodiment can realize cooling mode of operation and heating mode of operation mode, and specific working process is as follows:

when the temperature of the super capacitor 2 in the box body is high and needs to be cooled, the water-cooling heat exchanger 31 is pumped with cold water, the heat of each super capacitor 2 can be taken away by the gas which continuously circularly flows in the box body at the moment, the gas exchanges heat with the water-cooling heat exchanger 31 in the box body, and the heat in the box body can be continuously taken out to the outside of the box body through the cold water which continuously flows in the box body, so that the purpose of cooling the super capacitor 2 is achieved.

When the outdoor temperature is lower, when the temperature of the super capacitor 2 in the box is lower and needs to be heated, the water-cooling heat exchanger 31 is pumped with hot water, the gas which continuously circularly flows in the box can increase the heat of each super capacitor 2 at the moment, and exchanges heat with the water-cooling heat exchanger 31 in the box, and the hot water can be continuously sent into the box through the hot water which continuously flows in the box, so that the purpose of heating the super capacitor 2 is achieved.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. An internal circulation type energy storage box comprises a box body with an installation cavity, an energy storage module located in the installation cavity, and a heat exchange module located at one end of the installation cavity, wherein the energy storage module and the box body located at one side of the energy storage module form an air channel, one end of the air channel is communicated with one end of the installation cavity, the other end of the air channel is communicated with the other end of the installation cavity, the heat exchange module comprises a water-cooling heat exchanger (31), a fan (32) and an air guide cover (33), the air guide cover (33) is clamped between the water-cooling heat exchanger (31) and the fan (32), the water-cooling heat exchanger (31) is used for exchanging heat with gas in the installation cavity, the fan (32) is used for sending the gas after heat exchange to the air channel, and the gas can flow through the energy storage module, the heat exchange module and the air channel in sequence, and returns to the mounting cavity.

2. The internal circulation type energy storage tank as claimed in claim 1, wherein the wind scooper (33) comprises a wind scooper body (331) and a wind deflector (332) disposed on one side of the wind scooper body (331), the wind scooper body (331) is provided with a wind guiding opening (3311), and the wind deflector (332) is disposed at the wind guiding opening (3311).

3. The internally circulating energy storage tank of claim 2, wherein the air deflector (332) is a U-shaped air deflector, and the fan (32) is located on the open side of the U-shaped air deflector.

4. The internal circulation type energy storage box according to claim 2, wherein the number of the air guiding ports (3311) is at least two, and one air guiding plate (332) is arranged at each air guiding port (3311).

5. The internal circulation type energy storage box according to claim 1, wherein the heat exchange module further comprises an air guiding grid (34) located on one side of the air guiding cover (33) close to the air duct, and the air guiding grid (34) is arranged on the box body and used for sending air blown by the fan (32) to the air duct.

6. An internal circulation type energy storage tank according to any one of claims 1 to 5, wherein the tank body comprises a lower tank body (11), an upper cover (12) provided on the lower tank body (11), and a side cover (13) provided on one side of the lower tank body (11).

7. An internal circulation type energy storage box according to claim 6, wherein a water inlet pipe (111) and a water outlet pipe (112) are arranged on the lower box body (11), and both the water inlet pipe (111) and the water outlet pipe (112) are communicated with the water-cooled heat exchanger (31).

8. An internally circulating tank according to claim 6, characterized in that said side covers (13) are provided with electrical connectors (4) and pressure balancing valves (5).

9. An internal circulation energy storage tank according to any one of claims 1 to 5, wherein a mounting frame and a mounting plate arranged on the mounting frame are arranged in the tank body, the energy storage module is arranged in the mounting frame, and the air duct is arranged between the mounting plate and the energy storage module.

10. An internal circulation energy storage tank according to any one of claims 1 to 5, wherein the fan (32) is a centrifugal fan.