CN210118915U

CN210118915U - Energy storage device of energy storage air conditioner and energy storage air conditioner with energy storage device

Info

Publication number: CN210118915U
Application number: CN201920775234.1U
Authority: CN
Inventors: 卢绍章
Original assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-02-28
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses an energy storage air conditioner's energy storage equipment and have its energy storage air conditioner. The energy storage device includes: the storage container comprises an outer box, an inner box and a top cover, wherein the top of the outer box is open, the top of the inner box is open, the inner box is arranged in the outer box, a peripheral wall heat-insulating layer is arranged between the inner box and the outer box, and an energy storage medium is arranged in the inner box; the first heat exchanger is arranged in the energy storage medium, and the energy storage medium can obtain energy from the first heat exchanger and store the energy. And the second heat exchanger is arranged in the energy storage medium, and secondary refrigerant in the second heat exchanger exchanges heat with the energy storage medium. According to the utility model discloses an energy storage device, perisporium heat preservation can play the heat preservation effect to the refrigerant of inner box, and the outer container can play the guard action to the perisporium heat preservation, and the outer container can also play certain heat preservation effect, can guarantee storage container's heat preservation effect and storage container's simple structure, can guarantee energy storage device's energy storage effect.

Description

Energy storage device of energy storage air conditioner and energy storage air conditioner with energy storage device

Technical Field

The utility model belongs to the technical field of the air conditioning technique and specifically relates to an energy storage air conditioner's energy storage device and have its energy storage air conditioner is related to.

Background

The ice energy storage air conditioner is a brand new air conditioner form, the key component is a storage container, and a refrigerating device in the storage container changes water phase into ice, so that the energy is stored. The storage container of the related art has a complex structure and cannot ensure the heat preservation effect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.

Therefore, the utility model provides an energy storage device of energy storage air conditioner can guarantee energy storage device's energy storage effect.

The utility model discloses still provide an energy storage air conditioner with above-mentioned energy storage equipment.

According to the utility model discloses energy storage air conditioner's energy storage equipment, include: the storage container comprises an outer box, an inner box and a top cover, wherein the top of the outer box is open, the top of the inner box is open, the inner box is arranged in the outer box, a peripheral wall heat-insulating layer is arranged between the inner box and the outer box, an energy storage medium is arranged in the inner box, and the top cover is arranged on the inner box and used for sealing the top of the inner box; the first heat exchanger is arranged in the energy storage medium, the energy storage medium can take energy from the first heat exchanger and store the energy, the first heat exchanger is provided with an inlet pipe and an outlet pipe, and the inlet pipe and the outlet pipe respectively extend out of the storage container; the second heat exchanger is arranged in the energy storage medium, secondary refrigerant in the second heat exchanger exchanges heat with the energy storage medium, the second heat exchanger is provided with a liquid taking pipe and a liquid outlet pipe, and the liquid taking pipe and the liquid outlet pipe respectively extend out of the storage container.

According to the utility model discloses energy storage device of energy storage air conditioner, through setting up the outer container, inner box and perisporium heat preservation, the perisporium heat preservation is located between inner box and the outer container, the perisporium heat preservation can play the heat preservation effect to the refrigerant of inner box, the outer container can play the guard action to the perisporium heat preservation, the outer container can also play certain heat preservation effect, thereby can guarantee storage container's heat preservation effect and storage container's simple structure, refrigerate or heat the back at first heat exchanger to the energy storage medium, can guarantee energy storage device's energy storage effect.

In some embodiments of the present invention, the energy storage device further comprises a top insulating layer, and the top insulating layer is disposed on the top cover.

In some embodiments of the present invention, the top cover is provided with a containing cavity, and the top heat preservation layer is disposed in the containing cavity.

In some embodiments of the present invention, the energy storage device further comprises a sealing ring, the sealing ring is disposed between the top cover and the top wall of the inner box.

The utility model discloses an in some embodiments, the diapire of top cap is equipped with first standing groove, at least a part of sealing washer holds in the first standing groove, be equipped with first clamping part and first fixed orifices on the top cap, first clamping part with the cooperation of inner box buckle, be equipped with on the roof of inner box with the just right second fixed orifices of first fixed orifices, fixed connection passes first fixed orifices is fixed in the second fixed orifices.

In some embodiments of the present invention, the first fastening portion is a plurality of, the first fastening portion is along the circumferential interval of the sealing ring is disposed, each of the first fastening portion is respectively in snap fit with the inner box.

The utility model discloses an in some embodiments, the top cap is equipped with a plurality of holes of dodging, the import pipe the outlet pipe the liquid-taking pipe with the drain pipe is followed respectively the hole of dodging stretches out storage container.

The utility model discloses an in some embodiments, energy storage device still includes waterproof sealing member, the import pipe with dodge between the inner wall in hole the outlet pipe with dodge between the inner wall in hole the liquid taking pipe with dodge between the inner wall in hole the drain pipe with it is equipped with respectively to dodge between the inner wall in hole waterproof sealing member.

In some embodiments of the present invention, the waterproof sealing member is provided with an annular anti-separation boss, at least a part of the anti-separation boss being provided between the top cover and the inner box.

In some embodiments of the utility model, be equipped with on the top cap with the liquid feeding pipe of inner box intercommunication.

According to the utility model discloses energy storage air conditioner, include: a housing having an air duct; the compressor and the third heat exchanger are arranged in the shell, the energy storage device is the energy storage device according to the embodiment of the invention, and the compressor is connected between the third heat exchanger and the first heat exchanger; the system comprises a fourth heat exchanger and a liquid pumping device, wherein the liquid pumping device is connected between the fourth heat exchanger and the second heat exchanger so as to enable the secondary refrigerant to circulate between the fourth heat exchanger and the second heat exchanger, and the fourth heat exchanger is arranged in the air duct.

According to the utility model discloses energy storage air conditioner utilizes the energy storage principle earlier to get up energy storage, recycles the fourth heat exchanger and discharges the energy, when utilizing the fourth heat exchanger to arrange cold to the environment, does not accompany to the environment heat extraction to need not set up exhaust pipe etc. thereby can not cause the restriction to the service environment of energy storage air conditioner, enlarge the application range of energy storage air conditioner. Meanwhile, the heat preservation effect of the storage container is good, and the refrigeration/heating and energy storage effects of the energy storage device are guaranteed.

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

Drawings

The above and/or additional aspects and advantages of the present invention 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 perspective view of an energy storage apparatus according to an embodiment of the present invention;

fig. 2 is a top view of an energy storage apparatus according to an embodiment of the present invention;

fig. 3 is an exploded schematic view of an energy storage apparatus according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of an energy storage device according to an embodiment of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 4;

FIG. 6 is an enlarged view of portion B of FIG. 4;

fig. 7 is a schematic diagram of an energy storage air conditioner according to some embodiments of the present invention.

Reference numerals:

an energy storage air conditioner 100,

A casing 1, a third heat exchanger 31, a compressor 33, a throttling element 34,

A fourth heat exchanger 41, a liquid pumping device 43, a liquid taking pipe 433, a liquid outlet pipe 434,

An energy storage device 7,

The storage container 70, the outer box 7011, the inner box 7012, the second fixing hole 70121, the mounting lug 70122, the peripheral wall insulating layer 7013, the top cover 702, the accommodating groove 7021, the first placing groove 7022, the first fixing hole 7023, the avoiding hole 7024, the containing chamber 703, the fixing boss 706, the top insulating layer 707, the first buckling part 708, the second buckling part 708, the first fixing hole 7023, the second buckling part 7013, the first accommodating groove 7022, the second fixing hole 7023, the avoiding,

First heat exchanger 710, inlet pipe 7101, outlet pipe 7102, upper fixing part 711, lower positioning part 712, refrigerant pipe 713, second heat exchanger 714,

A sealing ring 72,

A waterproof sealing piece 73, an anti-drop boss 730,

A liquid feeding pipe 74,

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

An energy storage device 7 of an energy storage air conditioner according to an embodiment of the present invention is described below with reference to fig. 1 to 7.

As shown in fig. 1-4, the energy storage device 7 of the energy storage air conditioner according to the embodiment of the present invention includes: the storage container 70 and the first heat exchanger 710, wherein the storage container 70 includes outer container 7011, inner box 7012 and top cap 702, the top of outer container 7011 is opened, the top of inner box 7012 is opened and the inner box 7012 is established in outer container 7011, be equipped with perisporium heat preservation 7013 between inner box 7012 and outer container 7011, have energy storage medium in the inner box 7012, the top cap 702 is established and is used for sealing the top of inner box 7012 on the inner box 7012. Specifically, the inner box 7012 is provided with a containing chamber 703, the containing chamber 703 is provided with an energy storage medium, and the top cover 702 is used for sealing the top of the containing chamber 703.

The first heat exchanger 710 is arranged in an energy storage medium which can be used for taking energy from the first heat exchanger 710 and storing the energy, the first heat exchanger 710 is provided with an inlet pipe 7101 and an outlet pipe 7102, and the inlet pipe 7101 and the outlet pipe 7102 respectively extend out of the storage container 70. It should be noted that the storage air conditioner 100 further includes a compressor 33, a third heat exchanger 31, a throttling element 34, and other elements, the first heat exchanger 710 is connected to the throttling element 34 and the compressor 33 through an inlet pipe 7101 and an outlet pipe 7102, and a flow path formed by the compressor 33, the first heat exchanger 710, the throttling element 34, and the third heat exchanger 31 is a compressor system. The compressor system can refrigerate or heat, and when the compressor system has the refrigerating and heating functions at the same time, the compressor system further comprises a four-way valve. It should be noted that, when the compressor system is used for cooling or heating, the cooling principle and the heating principle are already the prior art, and will not be described in detail here.

The second heat exchanger 714 is arranged in the energy storage medium, the secondary refrigerant in the second heat exchanger 714 exchanges heat with the energy storage medium, the second heat exchanger 714 is provided with a liquid taking pipe 433 and a liquid taking pipe 434, and the liquid taking pipe 433 and the liquid taking pipe 434 respectively extend out of the storage container 70.

The coolant exchanges heat with the energy storage medium, that is, the energy (i.e., heat or cold) obtained and stored by the energy storage medium from the first heat exchanger 710 can be exchanged to the coolant and carried by the coolant, so that the coolant can transfer the energy in the energy storage medium. For example, when cold is stored in the energy storage medium, the coolant absorbs the cold from the energy storage medium and transfers it. For another example, when heat is stored in the energy storage medium, the coolant absorbs heat from the energy storage medium and transfers it.

Specifically, the specific type of the energy storage medium is not limited, for example, water may be used, the water may be frozen in the process of the first heat exchanger 710 making the energy storage medium store cold, so as to better store cold, and the cold storage and cold taking effects are good. However, the energy storage medium and the coolant are not limited specifically, as long as the freezing point of the coolant is lower than the cold storage temperature of the energy storage medium, and it is ensured that the coolant can flow circularly without freezing.

According to the utility model discloses energy storage device 7 of energy storage air conditioner, through setting up outer container 7011, inner box 7012 and perisporium heat preservation 7013, perisporium heat preservation 7013 is located between inner box 7012 and the outer container 7011, perisporium heat preservation 7013 can play the heat preservation effect to the refrigerant in the inner box 7012, outer container 7011 can play the guard action to perisporium heat preservation 7013, outer container 7011 can also play certain heat preservation effect, thereby can guarantee storage container 70's the heat preservation effect and storage container 70's simple structure, refrigerate or heat the back at first heat exchanger 710 to the energy storage medium, can guarantee energy storage device 7's energy storage effect.

Alternatively, the peripheral wall insulating layer 7013 may be a urethane material, and is filled between the outer case 7011 and the inner case 7012 by a foaming process. Optionally, the thickness H of the peripheral wall insulating layer 7013 is more than or equal to 25mm, so that the insulating effect of the storage container 70 can be ensured.

In some embodiments of the present invention, as shown in fig. 1-3, the top of the inner case 7012 is provided with mounting lugs 70122, and the mounting lugs 70122 are secured to the outer case 7011 by screws to facilitate the positioning and mounting between the inner case 7012 and the outer case 7011. Alternatively, the mounting lugs 70122 are four and four mounting lugs 70122 are provided at the four corners of the inner case 7012.

In some embodiments of the present invention, as shown in fig. 1-4, the energy storage device 7 further comprises a top insulating layer 707, and the top insulating layer 707 is disposed on the top cover 702. Therefore, by providing the top insulating layer 707, the heat insulating effect of the storage container 70 can be further improved, and the leakage of the cooling capacity can be avoided. Optionally, the top cover 702 is provided with a receiving cavity, and the top insulating layer 707 is provided in the receiving cavity. Thereby facilitating the installation of the top insulating layer 707. Further, the thickness of the top insulating layer 707 may be 25mm or more, so that the heat insulating effect of the top insulating layer 707 may be further improved. Optionally, the top insulating layer 707 may be an insulating material such as EPS.

In order to avoid the energy storage medium in the inner tank 7012 from leaking out of the storage container 70 and also to avoid cold from leaking out between the top cover 702 and the inner tank 7012, in some embodiments of the present invention, as shown in fig. 4 and 5, the energy storage device 7 further comprises a sealing ring 72, and the sealing ring 72 is disposed between the top cover 702 and the top wall of the inner tank 7012. Specifically, the bottom wall of the top cover 702 is provided with a first placement groove 7022, and at least a portion of the gasket 72 is received within the first placement groove 7022, thereby facilitating the installation of the gasket 72. In some examples of the present invention, the sealing ring 72 is placed on the top wall of the inner case 7012 and the sealing ring 72 is completely received within the first placement groove 7022. In other examples of the present invention, the top wall of the inner case 7012 is provided with a second placement groove, a portion of the seal ring 72 is received in the first placement groove 7022, and another portion of the seal ring 72 is received in the second placement groove.

As shown in fig. 5 and 6, in some embodiments of the present invention, the bottom wall of the top cover 702 is provided with a first placing groove 7022, at least a portion of the sealing ring 72 is accommodated in the first placing groove 7022, the top cover 702 is provided with a first fastening portion 708 and a first fixing hole 7023, the first fastening portion 708 is in snap fit with the inner box 7012, the top wall of the inner box 7012 is provided with a second fixing hole 70121 opposite to the first fixing hole 7023, and the fixing connector passes through the first fixing hole 7023 and is fixed in the second fixing hole 70121. Therefore, the first buckling part 708 is in buckling fit with the inner box 7012, the top cover 702 can be conveniently positioned and installed, the top cover 702 is connected with the inner box 7012 through the fixed connecting piece, the top cover 702 is guaranteed to be fixed firmly, and the sealing ring 72 is guaranteed not to fall off. In some examples of the present invention, as shown in fig. 6, the first fastening portion 708 is a hook. Alternatively, the fixed connection may be a screw.

In some embodiments of the present disclosure, the first fastening portion 708 is a plurality of, the plurality of first fastening portions 708 are disposed along the circumferential interval of the sealing ring 72, and each first fastening portion 708 is respectively fastened to the inner case 7012. Thereby, the seal ring 72 can be uniformly compressed along the circumferential direction, and further, the leakage of the liquid can be avoided. Alternatively, the number of the first catching portions 708 may be four. In some embodiments of the present invention, the first fixing hole 7023 may be a plurality of, the second fixing hole 70121 may be a plurality of, and the plurality of first fixing holes 7023 and the plurality of second fixing holes 70121 are arranged in a one-to-one correspondence, so as to improve the fixing firmness of the top cover 702, and meanwhile, the sealing ring 72 may be uniformly compressed along the circumferential direction, thereby further avoiding the liquid leakage. In some examples of the present disclosure, there are four first fastening portions 708 and four first fastening holes 7023.

In some embodiments of the present invention, as shown in fig. 1-3, the top cover 702 is provided with a plurality of relief holes 7024, and the inlet tube 7101, the outlet tube 7102, the liquid-taking tube 433, and the liquid-outlet tube 434 extend out of the storage container 70 from the relief holes 7024, respectively. Thereby facilitating connection of the energy storage means 7 with other components in the energy storing air conditioner. It should be noted that, when the top insulating layer 707 is disposed on the top cover 702, an avoidance channel communicated with the avoidance hole 7024 is disposed in the top insulating layer 707.

Specifically, in order to avoid leakage of the energy storage medium, the energy storage device 7 further includes a waterproof sealing member 73, and the waterproof sealing members 73 are respectively disposed between the inlet pipe 7101 and the inner wall of the avoiding hole 7024, between the outlet pipe 7102 and the inner wall of the avoiding hole 7024, between the liquid taking pipe 433 and the inner wall of the avoiding hole 7024, and between the liquid outlet pipe 434 and the inner wall of the avoiding hole 7024. Alternatively, the waterproof seal 73 is made of rubber having rockwell hardness of 45 or less.

Specifically, the waterproof sealing member 73 is in interference fit with the avoidance hole 7024, the waterproof sealing member 73 is in interference fit with the inlet pipe 7101, the waterproof sealing member 73 is in interference fit with the outlet pipe 7102, the waterproof sealing member 73 is in interference fit with the liquid taking pipe 433, and the waterproof sealing member 73 is in interference fit with the liquid outlet pipe 434. As shown in fig. 5, the inner diameter of the waterproof sealing member 73 is M, the outer diameter M of the waterproof sealing member 73, the diameter of the avoidance hole 7024 is D1, the diameters of the inlet pipe 7101, the outlet pipe 7102, the liquid taking pipe 433 and the liquid outlet pipe 434 may be D2, where M > D1, M < D2, and the difference between M and D1 and the difference between M and D2 may range from 0.3mm to 1mm, so that the interference fit effect may be ensured.

In some embodiments of the present invention, the waterproof seal 73 is provided with an annular anti-slip boss 730, and at least a portion of the anti-slip boss 730 is provided between the top cap 702 and the inner case 7012. Thereby, the waterproof sealing member 73 can be vertically limited, and the waterproof sealing member 73 is prevented from falling off.

In some embodiments of the present invention, as shown in fig. 5, the outer peripheral wall of the waterproof sealing member 73 is provided with an annular groove, and the portion of the top cover 702 surrounding the avoiding hole 7024 extends into the groove, so that the fixing firmness of the waterproof sealing member 73 can be improved.

In some embodiments of the present invention, as shown in fig. 1-4, the top cap 702 is provided with a filler tube 74 that communicates with the inner case 7012. Thereby facilitating the addition of energy storage medium into the inner tank 7012.

As shown in fig. 3, in some embodiments of the present invention, the energy storage device 7 further includes an upper fixing portion 711 and a lower positioning portion 712, the upper fixing portion 711 is provided at the upper portions of the first heat exchanger 710 and the second heat exchanger 714, and the upper fixing portion 711 is fixed on the storage container 70, and the lower positioning portion 712 is fixed at the lower portions of the first heat exchanger 710 and the second heat exchanger 714, and the lower positioning portion 712 is positioned on the bottom wall of the housing chamber 703. Alternatively, the lower positioning part 712 is a plastic member, so that it is not only rust-proof but also easy to install. Alternatively, the upper fixing portion 711 may use aluminum or stainless steel so that the upper fixing portion 711 is not damaged when the refrigerant pipe 713 is welded.

Specifically, the upper portions of the first heat exchanger 710 and the second heat exchanger 714 are provided with upper fixing portions 711, the lower portions of the first heat exchanger 710 and the second heat exchanger 714 are provided with lower positioning portions 712, the upper fixing portions 711 are fixed to the case 701, and the lower positioning portions 712 are positioned and mounted on the bottom wall of the housing chamber 703. In the installation process, the lower positioning part 712 may be positioned in the accommodating chamber 703, and then the upper fixing part 711 may be fixed to the housing 701.

According to the utility model discloses energy storage device 7, through the mode that adopts lower part location portion 712 location installation and upper portion fixed part 711 fixed mounting, fix first heat exchanger 710 and second heat exchanger 714 in holding cavity 703, not only be convenient for first heat exchanger 710 and second heat exchanger 714's assembly, and it is firm to have guaranteed that first heat exchanger 710 and second heat exchanger 714 assemble, can avoid first heat exchanger 710 and second heat exchanger 714 to drop from holding cavity 703, guaranteed energy storage device 7's refrigeration/heat and energy storage effect.

Specifically, as shown in fig. 3, a fixing boss 706 is provided on an inner wall of the accommodating chamber 703, and an upper fixing portion 711 is fixed on an upper surface of the fixing boss 706. Thereby facilitating the fixing assembly of the upper fixing portion 711.

Specifically, the upper fixing portion 711 is externally fitted to the refrigerant pipe 713, a positioning groove is formed in the bottom wall of the housing chamber 703, and the lower positioning portion 712 is inserted into the positioning groove. Specifically, when the heat exchanger is assembled, the lower positioning portion 712 is inserted into the positioning groove, and then the upper fixing portion 711 externally fitted to the refrigerant pipe 713 is fixed to the case 701, so that the first heat exchanger 710 and the second heat exchanger 714 are easily assembled in the accommodating chamber 703 by a vertical position limitation method, and the assembling method between the upper fixing portion 711 and the first heat exchanger 71 and between the upper fixing portion 711 and the second heat exchanger 714 is simple.

As shown in fig. 1 to 7, an energy storage air conditioner 100 according to an embodiment of the present invention includes: the air conditioner comprises a machine shell 1, a ventilation device (not shown), a third heat exchanger 31, a compressor 33, an energy storage device 7, a fourth heat exchanger 41 and a liquid pumping device 43, wherein the machine shell 1 comprises an air inlet, an air outlet and an air duct communicated with the air inlet and the air outlet. The ventilation device is arranged in the machine shell 1 and is used for enabling the air duct to suck air flow from the air inlet and send the air flow out from the air outlet. Specifically, the storage air conditioner 100 may be a mobile air conditioner.

The energy storage device 7 is the energy storage device 7 according to the above embodiment of the present invention, the compressor 33 is connected between the third heat exchanger 31 and the first heat exchanger 710, and it can be understood that a throttling element 34 is further provided between the third heat exchanger 31 and the first heat exchanger 710. The refrigerant flow path formed among the compressor 33, the third heat exchanger 31, the first heat exchanger 710, and the throttle member 34 is a compressor system. The compressor system can refrigerate or heat, and when the compressor system has the refrigerating and heating functions at the same time, the compressor system further comprises a four-way valve. It should be noted that, when the compressor system is used for cooling or heating, the cooling principle and the heating principle are already the prior art, and will not be described in detail here.

The pumping device 43 is connected between the fourth heat exchanger 41 and the second heat exchanger 714 to circulate the coolant between the fourth heat exchanger 41 and the second heat exchanger 714, and the fourth heat exchanger 41 is disposed in the air duct.

Specifically, the energy storage medium is contained in the containing chamber 703 of the storage container 70, the storage container 70 is further provided with a second heat exchanger 714, the second heat exchanger 714 and the first heat exchanger 710 are respectively arranged in the energy storage medium, and the first heat exchanger 710 cools or heats the energy storage medium.

An energy taking loop is formed among the second heat exchanger 714, the fourth heat exchanger 41 and the liquid pumping device 43, the liquid pumping device 43 is connected with the second heat exchanger 714 through a liquid taking pipe 433, the fourth heat exchanger 41 is connected with the second heat exchanger 714 through a liquid outlet pipe 434, the secondary refrigerant circulates between the second heat exchanger 714 and the fourth heat exchanger 41 under the action of the liquid pumping device 43, the secondary refrigerant flows through the second heat exchanger 714 to exchange heat with the energy storage medium to be cooled or heated, the cooled or heated secondary refrigerant flows to the fourth heat exchanger 41 under the action of the liquid pumping device 43, and the fourth heat exchanger 41 discharges the energy of the secondary refrigerant to the indoor environment through an air duct, so that the temperature of the indoor environment is adjusted.

According to the utility model discloses energy storage air conditioner 100 utilizes the energy storage principle earlier to get up energy storage, recycles fourth heat exchanger 41 and discharges the energy, when utilizing fourth heat exchanger 41 to arrange cold to the environment, does not accompany to the environment heat extraction to need not set up exhaust pipe etc. thereby can not cause the restriction to energy storage air conditioner 100's service environment, enlarge energy storage air conditioner's application range. Meanwhile, the heat preservation effect of the storage container 70 is good, and the refrigeration/heating and energy storage effects of the energy storage device 7 are guaranteed.

In some embodiments of the present invention, the compressor system in the energy storage air conditioner 100 can make ice for the energy storage medium like the refrigeration system in the refrigerator, and the energy taking loop can replace the refrigeration system in the mobile air conditioner in the related art, and can utilize the energy storage medium to take cold and accumulate cold from the first heat exchanger 710 in the compressor system, and release the cold to the environment through the secondary refrigerant and the fourth heat exchanger 41, thereby reducing the ambient temperature. In this way, in the process of the energy taking circuit working, because the secondary refrigerant exchanges heat with the energy storage medium to release heat to the energy storage medium, compared with a refrigeration system in a mobile air conditioner in the related art, the energy taking circuit can omit an exhaust pipe and the like for exhausting hot air, so that the energy storage air conditioner 100 can be moved freely.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

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, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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 present invention. 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.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An energy storage device of an energy storage air conditioner, comprising:

the storage container comprises an outer box, an inner box and a top cover, wherein the top of the outer box is open, the top of the inner box is open, the inner box is arranged in the outer box, a peripheral wall heat-insulating layer is arranged between the inner box and the outer box, an energy storage medium is arranged in the inner box, and the top cover is arranged on the inner box and used for sealing the top of the inner box;

the first heat exchanger is arranged in the energy storage medium, the energy storage medium can take energy from the first heat exchanger and store the energy, the first heat exchanger is provided with an inlet pipe and an outlet pipe, and the inlet pipe and the outlet pipe respectively extend out of the storage container;

the second heat exchanger is arranged in the energy storage medium, secondary refrigerant in the second heat exchanger exchanges heat with the energy storage medium, the second heat exchanger is provided with a liquid taking pipe and a liquid outlet pipe, and the liquid taking pipe and the liquid outlet pipe respectively extend out of the storage container.

2. The energy storage device of an energy storage air conditioner as claimed in claim 1, further comprising a top insulation layer, said top insulation layer being disposed on said top cover.

3. The energy storage device of an energy storage air conditioner as claimed in claim 2, wherein the top cover is provided with an accommodating cavity, and the top heat insulation layer is arranged in the accommodating cavity.

4. The energy storage device of an energy storing air conditioner as recited in claim 1 further comprising a gasket disposed between said top cover and said top wall of said inner box.

5. The energy storage device of an energy storage air conditioner as claimed in claim 4, wherein the bottom wall of the top cover is provided with a first placing groove, at least a part of the sealing ring is accommodated in the first placing groove, the top cover is provided with a first buckling part and a first fixing hole, the first buckling part is in buckling fit with the inner box, the top wall of the inner box is provided with a second fixing hole opposite to the first fixing hole, and a fixing connecting piece penetrates through the first fixing hole and is fixed in the second fixing hole.

6. The energy storage device of an energy storage air conditioner as claimed in claim 5, wherein the number of the first buckling parts is multiple, the multiple first buckling parts are arranged at intervals along the circumferential direction of the sealing ring, and each first buckling part is respectively in buckling fit with the inner box.

7. The energy storage device of an energy storage air conditioner according to claim 1,

the top cap is equipped with a plurality of holes of dodging, the import pipe the outlet pipe liquid taking pipe with the drain pipe is followed respectively the hole of dodging stretches out storage container.

8. The energy storage device of energy storage air conditioner of claim 7, characterized in that, still include waterproof sealing member, be equipped with between the import pipe with the inner wall of dodging the hole, between the export pipe with the inner wall of dodging the hole, between the liquid intaking pipe with the inner wall of dodging the hole, between the liquid outlet pipe and the inner wall of dodging the hole respectively waterproof sealing member.

9. The energy storage device of an energy storing air conditioner according to claim 8, wherein said waterproof packing is provided with an annular escape prevention boss, at least a part of which is provided between said top cover and said inner case.

10. The energy storage device of an energy storage air conditioner as claimed in any one of claims 1-9, wherein a liquid charging pipe communicated with the inner box is arranged on the top cover.

11. An energy storing air conditioner, comprising:

a housing having an air duct;

a compressor and a third heat exchanger disposed within the shell,

an energy storage apparatus according to any one of claims 1 to 10, the compressor being connected between the third heat exchanger and the first heat exchanger;

the system comprises a fourth heat exchanger and a liquid pumping device, wherein the liquid pumping device is connected between the fourth heat exchanger and the second heat exchanger so as to enable the secondary refrigerant to circulate between the fourth heat exchanger and the second heat exchanger, and the fourth heat exchanger is arranged in the air duct.