CN207368146U - A kind of incubator cavity structure, incubator and energy storage device - Google Patents

Abstract

The utility model proposes a kind of incubator cavity structure, including cavity, the single-chamber for setting multiple uniform intervals to set on the cavity, each single-chamber is set through the both ends of the cavity, the cross sectional shape of the single-chamber is circular and/or regular polygon, and the center line of each single-chamber is parallel to each other.The incubator cavity structure of said structure, compared with the incubator cavity structure of existing structure, has the advantages of programming rate is fast, and temperature uniformity is good, low-power consumption, and demolition and maintenance are convenient, and stability is good.On the other hand, the utility model also proposes a kind of incubator for including above-mentioned incubator cavity structure.Finally, the utility model also proposes a kind of energy storage device including above-mentioned incubator cavity structure or incubator.

Description

A kind of incubator cavity structure, incubator and energy storage device

Technical field

Energy-storage battery field is the utility model is related to, more particularly to a kind of incubator cavity structure, incubator and energy storage dress Put.

Background technology

Liquid metal cell as energy storage device is a kind of low cost, high efficiency, the novel energy storage cell skill of long-life Art, has good application prospect in the scale energy storage of power grid.The groups of large capacity energy-storage system of liquid metal cell, can be to electricity Net carry out peak regulation, to load carry out peak load shifting, effectively strengthen wind-power electricity generation, solar power system operation stability, Improve power quality.

Liquid metal cell belongs to high-temperature battery, and running temperature is generally at 400-600 DEG C, therefore battery operation is needed to have and added The device of heat insulation, and the highest design temperature of incubator stable operation is 600 DEG C, also needs to ensure incubator course of work raising middle flask Interior maximum temperature difference is less than 20 DEG C.The incubator having been reported is typically employed in sodium-sulphur battery, and maximum temperature only has 350 DEG C, and protects Maximum temperature difference control is 30 DEG C in incubator, such as sodium-sulphur battery special-purpose thermal insulation case (application number：CN201010584548.7 a kind of), sodium Sulphur battery module incubator (application number：CN201410106677.3) etc..The guarantor specifically for liquid metal cell to have reported for work Incubator is less, a kind of liquid metal cell module (application number for multikilowatt storing up electricity facility：CN201510514549.7 in) Part in relation to incubator describe only using electrothermal tube heat make-up system institute calorific requirement, using alumina-silicate ceramic fibre conduct The material of insulating layer, both without the position and form for illustrating electric heating tube, the temperature range that can be also controlled without explanation, Also the description or calculating that the thickness selection to insulating layer, the number of plies do not set, are embodied.A kind of liquid metal cell and liquid State metal battery multikilowatt module (application number：CN201410777993.3 the incubator design) used, heating part is by electricity Heated barrier in the Joule heat and case of pond group itself between battery pack maintains the temperature inside the box, is the heating design of multilayer, still There is some defects.First, the wiring of its interlayer battery pack is connected by side, and space availability ratio is relatively low；Secondly, this is special Sharp (application number：CN201410777993.3) emphasize that battery itself Joule heat under heavy-current discharge maintains the confession of incubator system Heat, may is that in several multikilowatt module incubators it is feasible, but ten kilowatts, hundred kilowatts, MW class and above rank it is big Type energy-storage thermal-insulating case is battery pack difficult to realize in normal operation complete from heat supply, especially in initial heating rank Section, is even more difficult to realize be heated to target temperature；Finally, the patent (application number：CN201410777993.3) less concern The heating design of partition plate, does not disclose mode of heating and heater element mounting arrangements situation in partition plate, more without for every Layer, which divides in cavity configuration, sets single temperature control and monitoring device, largely limits putting for liquid metal cell module Greatly.

In conclusion how to provide, a kind of programming rate is fast, and temperature uniformity is good, low-power consumption, and demolition and maintenance are convenient, stablizes The good cavity structure of property and incubator and energy storage device including this incubator cavity structure, into those skilled in the art The technical problem of urgent need to resolve.

Utility model content

The technical problems to be solved in the utility model is：It is fast to provide a kind of programming rate, temperature uniformity is good, low-power consumption, Demolition and maintenance are convenient, the good cavity structure of stability and incubator and energy storage device including this incubator cavity structure.

What the solution of the utility model was realized in：The utility model proposes a kind of incubator cavity structure, bag Cavity is included, the single-chamber for setting multiple uniform intervals to set on the cavity, each single-chamber is through the two of the cavity End is set, and the cross sectional shape of the single-chamber is circular and/or regular polygon, and the center line of each single-chamber is parallel to each other. The incubator cavity structure of said structure, compared with the incubator cavity structure of existing structure, fast with programming rate, temperature is equal The advantages of even property is good, low-power consumption, and demolition and maintenance are convenient, and stability is good.

Another technical solution of the utility model is that on above-mentioned basis the cavity includes at least the first swaging die Block and the second swaging die block, the first cavity module are equipped with the part-structure of multiple single-chambers, second swaging die The part-structure of multiple single-chambers also is provided with block, when the first cavity module and the second swaging die block close up, is enclosed multiple Complete single-chamber.

Another technical solution of the utility model is that on above-mentioned basis the first cavity module sets multiple half Arc-shaped groove, also is provided with the consistent semicircle arcuation groove of multiple structures on the second swaging die block.

Another technical solution of the utility model be it is above-mentioned basis on, the first cavity module and the second cavity It is bolted between module, or is connected by sliding groove structure, or is connected by bonding agent；Alternatively, the cavity is overall Formula structure.

Another technical solution of the utility model be it is above-mentioned basis on, the material bag of the incubator cavity structure Include Al₂O₃、SiO₂And Fe₂O₃, and Al₂O₃Mass fraction is 52%, Al₂O₃And SiO₂Mass fraction be not less than 99%.

On the other hand, the utility model also proposes a kind of incubator, including the babinet of closing and the guarantor that is arranged in babinet Incubator cavity structure, the incubator cavity structure are as above any one of them incubator cavity structure.

Another technical solution of the utility model is on above-mentioned basis, the list of each incubator cavity structure Intracavitary is additionally provided with an attemperator, and each attemperator includes heat-preservation cylinder and the battery being arranged in the heat-preservation cylinder Group.

Another technical solution of the utility model is that on above-mentioned basis the heat-preservation cylinder includes insulation cylinder and sets The upper cover being placed on the insulation cylinder, and the upper cover is removably secured the end for being arranged at the insulation cylinder；It is described Keep the temperature and mounting groove is additionally provided with the inner wall of cylinder, be equipped with heating wire in the mounting groove, the mounting groove is screw type mounting groove.

Another technical solution of the utility model is that on above-mentioned basis the battery pack further includes battery installation Frame, the battery installing rack include one or more support bar being vertically arranged, set multiple batteries to install on the support bar Position, one end of the battery installing rack is additionally provided with least one lifting lug.

Finally, the utility model also proposes a kind of energy storage device, including incubator cavity structure or incubator, the insulation Box cavity configuration is as above any one of them incubator cavity structure, and the incubator keeps the temperature for as above any one of them Case.

Brief description of the drawings

The attached drawing for forming the part of the utility model is used to provide a further understanding of the present invention, this practicality is new The schematic description and description of type is used to explain the utility model, does not form the improper restriction to the utility model.

Fig. 1 is a kind of perspective view of incubator of the utility model；

Fig. 2 is the rip cutting sectional view of incubator in Fig. 1；

Fig. 3 is the cross sectional figure of incubator in Fig. 1；

Fig. 4 is the inner cavity configuration schematic diagram of incubator in Fig. 1；

Fig. 5 is the structure diagram of attemperator in Fig. 1；

Fig. 6 is longitudinal schematic cross-sectional view of attemperator in Fig. 5；

Fig. 7 is the structure diagram of battery pack in Fig. 1；

Fig. 8 is longitudinal schematic cross-sectional view of battery pack in Fig. 7.

Reference numeral correspondence is：

1 cover board, 100 babinet, 11 cover board outer wall

111 first cable hole, 12 first thermal insulation board, 121 second cable hole

200 power control cabinet, 2001 battery management system

2 first side plate, 21 first side plate outer wall, 22 second thermal insulation board

The 3rd thermal insulation board of 3 second 31 second side plate outer wall 32 of side plate

The 4th thermal insulation board of 4 the 3rd the 3rd side plate outer wall 42 of side plate 41

The 5th thermal insulation board of 5 the 4th the 4th side plate outer wall 52 of side plate 51

The 3rd cable hole of 6 bottom plate, 61 bottom plate outer wall 611

The 4th cable hole of 62 bottom plate thermal insulation board 621

The 5th cable hole of 7 attemperator, 71 upper cover 711

712 first mounting hole, 72 heat-preservation cylinder 721 keeps the temperature cylinder

722 mounting groove, 723 heating wire

732 second mounting hole of the 6th cable hole of 73 bottom cover 731

8 battery pack, 81 battery, 82 screw rod

83 nut, 84 battery installing rack, 841 battery installation position

842 support bar, 843 series connection string holes, 844 lifting lug

85 supporting block, 86 dead ring

9 thermocouple, 91 first thermocouple, 92 second thermocouple

10 cavity, 101 first cavity module, 102 second swaging die block

103 single-chambers

Embodiment

The utility model is described in detail below in conjunction with the accompanying drawings, the description of this part be only it is exemplary and explanatory, There should not be any restriction effect to the scope of protection of the utility model.In addition, those skilled in the art's retouching according to this document State, respective combination can be carried out to the feature in embodiment in this document and in different embodiments.

The utility model embodiment is as follows, refers to energy storage device and its incubator shown in Fig. 1 to Fig. 8, and incubator is One closed cavity, specifically includes the cover board 1 that bottom plate 6 and bottom plate 6 are oppositely arranged, polylith is equipped between cover board 1 and bottom plate 6 Side plate, more specifically, side plate include the first side plate 2, the second side plate 3, the 3rd side plate 4 and the 4th side plate 5, wherein, the first side 2 and the 4th side plate 5 of plate is oppositely arranged, and the second side plate 3 and the 3rd side plate 4 are oppositely arranged, and bottom plate 6, cover board 1 and side plate are spliced into one A babinet 100, bottom plate 6, cover board 1 and side plate interior sides are equipped with thermal insulation board.The specification of babinet 100 is preferably rectangular parallelepiped structure, long 990mm, wide 990mm, high 1025mm, about 1 cubic metre of cumulative volume.For thermal insulation board, more specifically, including the first thermal insulation board 12nd, the second thermal insulation board 22, the 3rd thermal insulation board 32, the 4th thermal insulation board 42, the 5th thermal insulation board 52 and the 6th thermal insulation board 62, the first insulation Plate 12 is arranged at the inner side of the cover board outer wall 11, and the second thermal insulation board 22 is arranged at the inner side of the first side plate outer wall 21, and the 3rd protects Warm plate 32 is arranged at the inner side of the second side plate outer wall 31, and the 4th thermal insulation board 42 is arranged at the inner side of the 3rd side plate outer wall 41, and the 5th Thermal insulation board 52 is arranged at the inner side of the 4th side plate outer wall 51, and the 6th thermal insulation board 62 is arranged at the inner side of bottom plate outer wall 61.Need Bright, thermal insulation board can only set one layer, can also set multilayer, and when use can be configured according to incubator general power, But when the thickness of total thermal insulation board is more than 50mm, then need to set multi-layer heat preserving plate.In addition, multiple insulations are also set up in babinet 100 Device 7, each attemperator 7 include heat-preservation cylinder 72 and the battery pack 8 being arranged in the heat-preservation cylinder 72.The guarantor of said structure Incubator and incubator cavity structure, fast with programming rate compared with the incubator and incubator cavity structure of existing structure, temperature Spend the advantages of uniformity is good, and low-power consumption, demolition and maintenance are convenient, and stability is good.

It is preferably rock for the material of thermal insulation board in another embodiment of the utility model on the basis of above-described embodiment Cotton, alumina silicate fibre or polycrystalline mullite fibre.In addition, as shown in Figure 3 and Figure 4, cavity 10, cavity are additionally provided with babinet 100 It is additionally provided with the single-chamber 103 that multiple uniform intervals are set on 10, the center line of each single-chamber 103 is in parallel shape, also, each single-chamber 103 are set through the upper and lower ends of cavity 10, and an attemperator 7 is set in each single-chamber 103.

On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figure 4, the type for incubator Cavity configuration, further, cavity 10 include at least the first cavity module 101 and the second swaging die block 102, the first cavity module 101 and second swaging die block 102 be used cooperatively, the first cavity module 101 be equipped with multiple single-chambers 103 part-structure, second The part-structure of multiple single-chambers 103 also is provided with cavity module 102, when the first cavity module 101 and second begin to speak module combine When together, multiple single-chambers 103 for being used to place insulation cylinder 721 are formed in its stitching portion.This set-up mode, will be whole internal 10 sub-module of cavity is spliced, and facilitates modularized production and assembling, advantageously reduces production cost and manufacture difficulty, improves life Produce efficiency.More specifically, the first cavity module 101 sets multiple semicircle arcuation grooves, also is provided with the second swaging die block 102 The consistent semicircle arcuation groove of multiple structures.In other embodiments, the shape of groove can also be other shapes, such as it is square or Regular polygon etc., the i.e. shape of cross section of single-chamber 103 can also be square, and other regular polygons etc. in addition to circle.

It can be bolted between first cavity module 101 and the second swaging die block 102, also can may be used also by welding The first cavity module 101 and the second swaging die block 102 are fixed together by other any possible connection modes.Other In embodiment, cavity 10 can also be monolithic construction, in production process, first process the cavity structure of monoblock type, then in cavity Multiple single-chambers 103 are processed in structure respectively.And for the material of cavity 10, preferably include Al₂O₃、SiO₂And Fe₂O₃, and Al₂O₃ Mass fraction is 52%, Al₂O₃And SiO₂Mass fraction be not less than 99%.By taking the cavity structure of multiple single-chambers 103, Individually heating can ensure incubator entirety firing rate up to 30 DEG C/min for multiple inside of single-chamber 103, and realize that incubator heats energy Power and the uniformity of bulk temperature field, 600 DEG C of the maximum operating temperature in incubator inside, and the temperature difference is less than 10 DEG C in the course of work.

On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 5 and Figure 6, attemperator 7 It is arranged in the single-chamber 103 of cavity 10, an attemperator 7 is set in each single-chamber 103, the heat-preservation cylinder 72 of attemperator 7 wraps The upper cover 71 for including insulation cylinder 721 and being arranged on insulation cylinder 721, also, upper cover 71 and/or bottom cover 73 are removably secured The upper end and/or lower end of insulation cylinder 721 are arranged at, for the fit system between upper cover 71 and insulation cylinder 721, Ke Yiwei Snapping, can also be spirally connected, and can also be any possible connection mode.Material for keeping the temperature cylinder 721, preferably polycrystalline are not Carry out mineral wool, to realize that a degree of single string insulation and part are heat-insulated, be conducive to improve the temperature uniformity of inner cavity entirety.This Outside, it is necessary to which explanation, to ensure the versatility of attemperator 7, improves its and exchange efficiency, structure, the specification of each single-chamber 103 Completely the same with size, the structure of each attemperator 7, specification and size are also completely the same.

On the basis of above-described embodiment, in another embodiment of the utility model, as shown in fig. 6, insulation cylinder 721 is interior Mounting groove 722 is additionally provided with wall, heating wire 723 is equipped with mounting groove 722, mounting groove 722 is preferably screw type mounting groove 722, I.e. heating wire 723 is a screw type heating wire, can be to uniformly being heated in heat-preservation cylinder 72 after heating wire 723 is powered.

On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 5 and Figure 6, cylinder is kept the temperature 721 further include bottom cover 73, and the first mounting hole 712 and second for installing thermocouple 9 is additionally provided with upper cover 71 and on bottom cover 73 Mounting hole 732, meanwhile, the cable hole for wiring is additionally provided with upper cover 71 and on bottom cover 73.More specifically, thermocouple 9 wraps The first thermocouple 91 and the second thermocouple 92 are included, the first thermocouple 91 is arranged in the second mounting hole 732, and the second thermocouple 92 is set It is placed in the first mounting hole 712, the first thermocouple 91 is used to the temperature in insulation cylinder 721 is controlled and adjusted, and the Two thermocouples 92 are used to be monitored the temperature in insulation cylinder 721 and early warning, when temperature is higher or lower than predetermined range value When, timely early warning.It should be noted that two thermocouples 9 up and down are equipped with each attemperator 7, when the quantity of single-chamber 103 For n × n when, need 2n altogether²A thermocouple 9.Pass through the first thermocouple 91 and the second control in time of thermocouple 92 and monitoring single-chamber Temperature in 103, it is ensured that temperature deviation is not more than 5 DEG C in single-chamber 103.And thermocouple 9 and battery management system (BMS) 2001 It is attached, realizes the control of bulk temperature field, in the course of work, the overall temperature difference in incubator is less than 10 DEG C.

For cable hole, as shown in Figure 2 and Figure 6, the cable hole being arranged in upper cover 71 includes the first cable hole 111, the Two cable holes 121 and the 5th cable hole 711 etc., the first cable hole 111, the second cable hole 121 and the 5th cable hole 711 also extend through The cover board 1 of babinet 100.Meanwhile be arranged at the cable hole on bottom cover 73 include the 3rd cable hole 611,621 and of the 4th cable hole 6th cable hole 731 etc., the 3rd cable hole 611, the 4th cable hole 621 and the 6th cable hole 731 also extend through the bottom plate of babinet 100 6.Battery pack 8 in babinet 100 is electrically connected by corresponding cable hole with the power control cabinet 200 of energy storage device, and is finally aggregated into The battery management system 2001 of power control cabinet 200, so that battery management system 2001 is controlled the temperature in incubator.

On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 7 and Figure 8, battery pack 8 is also Including battery installing rack 84, battery installing rack 84 includes one or more support bar 842 being vertically arranged, and is set on support bar 842 The consistent battery installation position 841 of multiple specifications is put, more specifically, the quantity of support bar 842 is preferably two, two support bars 842 are arranged in parallel, and the material of support bar 842 is preferably stainless steel, and multiple battery installation positions 841 are fixedly installed on two support bars Between 842, also, the center line of multiple battery installation positions 841 is point-blank, and between multiple battery installation positions 841 etc. Away from installation.In addition, one end of battery installing rack 84 is equipped with sealing plate, i.e., at the top of the upper end shown in figure, it is additionally provided with least one hang Ear 844.It should be noted that moving, dismantling and lifting battery installing rack 84 for convenience, the quantity of lifting lug 844 is preferably two, Two lifting lugs 844 are oppositely arranged, also, the material of lifting lug 844 is preferably stainless steel.

As shown in Figure 7 and Figure 8, on sealing plate in addition to lifting lug 844 is set, also fairlead can be set in the center of sealing plate, draws Portal preferably circular, its diameter is not more than 10mm, and topmost the negative terminal of one piece of battery 81 can be from drawing on battery installing rack 84 Portal interior extraction.Equally, the middle part of every piece of battery 81 also is provided with a connecting hole, and a negative terminal is set in each connecting hole, Upper and lower two pieces adjacent batteries 81, are connected by negative terminal.It should be noted that in other embodiments, battery 81 removes It is outer by negative terminal connection, it can also be attached by other high temperature wires.Connecting hole is preferably screw hole, and negative terminal is then preferred For conductivity type screw rod 82, the nut 83 of fixed setting is additionally provided with screw hole, nut 83 is partially disposed in screw hole, and screw rod 82 Then revolve among nut 83 lower part.After each battery 81 is connected in groups, then led to outside babinet 100 by lead, realize each guarantor Connected in series or in parallel between warm device 7, specific connection mode can be arranged as required to.

On the basis of above-described embodiment, in another embodiment of the utility model, for battery pack 8, such as Fig. 7 and Fig. 8 institutes Show, further include the battery 81 of polylith serial or parallel connection setting, to prevent the conductive contact between battery 81 and battery installing rack 84, One dead ring 86 is set in each battery installation position 841, and battery 81 is arranged in dead ring 86.The cross section shape of battery 81 Shape is preferably circular or regular polygon, and such as square, the shape of dead ring 86 can be consistent with the shape of battery 81, single-chamber 103 Shape also can be further consistent with the shape of battery 81.More specifically, battery installation position 841 includes being arranged at two supports The supporting block 85 for playing insulating effect between bar 842, supporting block 85 can be specifically clamped/are riveted between support bar 842, dead ring 86 are movably arranged in supporting block 85, and the material of support bar 842 is preferably stainless steel, and the material of supporting block 85 is preferably silicon Sour aluminum fiber, and for the thickness of dead ring 86, wall thickness is not more than 10mm, and material is preferably alumina silicate fibre.Need to illustrate , dead ring 86 is preferably provided to movably, during assembling, after battery 81 being put into dead ring 86, then dead ring 86 entirety are put into the supporting block 85 in battery installation position 841.In addition, the center of every piece of supporting block 85 is additionally provided with series connection string holes 843, series connection string holes 843 is to keep for 81 screw rods 82 of battery and nut 83 to realize the hole that upper and lower battery 81 is connected.

During use, when the battery pack 8 in a certain single-chamber 103 breaks down, independent shutdown inspection and dimension can be carried out Shield, has no effect on the normal operation of other intracavitary battery packs 8, therefore, effectively increases the reliable of whole incubator battery pack 8 Property, reduce maintenance cost.

On the other hand, the utility model also proposes a kind of energy storage device, including incubator or incubator cavity structure, insulation Case is preferably incubator as described above, and incubator cavity structure is cavity structure as described above.The energy storage device of this structure, Correspondingly, there is the advantages of programming rate is fast, and temperature uniformity is good, low-power consumption, and demolition and maintenance are convenient, and stability is good.

As shown in Figure 1, energy storage device further includes the power control cabinet 200 for being arranged at incubator side, the specification of power control cabinet 200 is excellent Elect rectangular parallelepiped structure, long 400mm, wide 300mm, high 500mm as.In power control cabinet 200 or in power control cabinet 200, be additionally provided with for pair The battery management system 2001 that energy storage device is managed.Battery management system 2001 further includes temperature control system, during work, Battery management system 2001 is by collecting and comparing to the temperature signal that temperature control system gathers, to the list less than predetermined temperature Heating wire 723 in chamber 103 carries out increase output power, for heating wire 723 in the single-chamber 103 higher than target temperature into Row reduces power output control or carries out zero energy output control, to realize that incubator bulk temperature field is uniform.In addition, battery Management system 2001 can also can also monitor insulation by the way that the temperature signal that temperature control system gathers is collected and compared Bulk temperature in case, to find local temperature minimum point and peak, and report under computer heating control and superhigh temperature under low temperature Alert control.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and Retouching also should be regarded as the scope of protection of the utility model.

Claims (9)

1. a kind of incubator cavity structure, it is characterised in that including cavity, set what multiple uniform intervals were set on the cavity Single-chamber, each single-chamber are set through the both ends of the cavity, and the cross sectional shape of the single-chamber is circular and/or just more Side shape, and the center line of each single-chamber is parallel to each other.

2. incubator cavity structure according to claim 1, it is characterised in that the cavity includes at least the first swaging die Block and the second swaging die block, the first cavity module are equipped with the part-structure of multiple single-chambers, second swaging die The part-structure of multiple single-chambers also is provided with block, when the first cavity module and the second swaging die block close up, is enclosed multiple Complete single-chamber.

3. incubator cavity structure according to claim 2, it is characterised in that the first cavity module sets multiple half Arc-shaped groove, also is provided with the consistent semicircle arcuation groove of multiple structures on the second swaging die block.

4. incubator cavity structure according to claim 3, it is characterised in that the first cavity module and the second cavity It is bolted between module, or is connected by sliding groove structure, or is connected by bonding agent；Alternatively, the cavity is overall Formula structure.

5. a kind of incubator, including the babinet of closing and the incubator cavity structure that is arranged in babinet, it is characterised in that it is described Incubator cavity structure is the incubator cavity structure described in any one of claims 1 to 4.

6. incubator according to claim 5, it is characterised in that also set in the single-chamber of each incubator cavity structure There is an attemperator, each attemperator includes heat-preservation cylinder and the battery pack being arranged in the heat-preservation cylinder.

7. incubator according to claim 6, it is characterised in that the heat-preservation cylinder includes insulation cylinder and is arranged at described The upper cover on cylinder is kept the temperature, and the upper cover is removably secured the end for being arranged at the insulation cylinder；

Mounting groove is additionally provided with the inner wall of the insulation cylinder, heating wire is equipped with the mounting groove, the mounting groove is spiral Type mounting groove.

8. incubator according to claim 6, it is characterised in that the battery pack further includes battery installing rack, the electricity Pond mounting bracket includes one or more support bar being vertically arranged, and multiple battery installation positions, the electricity are set on the support bar One end of pond mounting bracket is additionally provided with least one lifting lug.

9. a kind of energy storage device, including incubator cavity structure or incubator, it is characterised in that the incubator cavity structure is Incubator cavity structure described in any one of claims 1 to 4, the incubator is any one of claim 5 to 8 Incubator.