CN220711157U

CN220711157U - Multifunctional energy storage integrated machine

Info

Publication number: CN220711157U
Application number: CN202322328200.7U
Authority: CN
Inventors: 何冠华; 柯志明
Original assignee: Topak Power Technology Co ltd
Current assignee: Topak Power Technology Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-04-02
Anticipated expiration: 2033-08-28

Abstract

The utility model relates to the field of energy storage equipment, in particular to a multifunctional energy storage integrated machine, which comprises a box body and an insulating plate; the inside of box is equipped with dc-to-ac converter and energy storage battery, the insulation board is located energy storage battery with between the dc-to-ac converter, the insulation board is in energy storage battery is facing the orthographic projection on one side of dc-to-ac converter shields energy storage battery, the insulation board is used for realizing energy storage battery with insulation between the dc-to-ac converter keeps apart. In the utility model, the insulating plate is arranged in the box body, so that the short circuit caused by the falling of metal objects in the box body on the energy storage battery pack is avoided.

Description

Multifunctional energy storage integrated machine

Technical Field

The utility model relates to the field of energy storage equipment, in particular to a multifunctional energy storage integrated machine.

Background

The energy storage integrated machine is equipment integrating energy storage, conversion and output functions. It is used primarily to store electrical energy and to convert the stored electrical energy into usable electrical power output when needed.

The energy storage integrated machine completes the wiring work of the circuit wiring of the energy storage battery pack and the inverter in the box body, and the mutual conversion of alternating current or direct current is completed through the inverter. In the related art, a PV input/output module powered by a photovoltaic panel and an input/output module powered by a commercial power are generally provided inside an energy storage integrated machine for charging and discharging, and since many metal connectors or fixing members such as screw bolts are provided inside a box body of the energy storage integrated machine, the metal objects may fall onto an energy storage battery pack when the energy storage integrated machine is operated, causing a short circuit.

Disclosure of Invention

The utility model mainly aims to provide a multifunctional energy storage integrated machine, which aims to prevent metal objects in a box from falling on a battery pack to cause short circuit by arranging an insulating plate in the box.

In order to achieve the purpose, the multifunctional energy storage integrated machine provided by the utility model comprises a box body and an insulating plate;

the inside of box is equipped with dc-to-ac converter and energy storage battery, the insulation board is located energy storage battery with between the dc-to-ac converter, the insulation board is in energy storage battery is facing the orthographic projection on one side of dc-to-ac converter shields energy storage battery, the insulation board is used for realizing energy storage battery with insulation between the dc-to-ac converter keeps apart.

In an embodiment of the present utility model, a fixing member is disposed in the box, and the fixing member is used for fixing the inverter and the energy storage battery pack on upper and lower opposite sides of the interior of the box;

the fixing piece comprises a battery pack molding strip and a fixing module, a plurality of fixing modules are arranged on one side of the inverter facing the insulating plate, and the fixing modules are in threaded connection with the box body and are used for bearing the inverter;

the battery pack molding strip is arranged between the insulating plate and the energy storage battery pack, the battery pack molding strip is in threaded connection with the box body, one side of the battery pack molding strip facing the insulating plate is in threaded connection with the insulating plate, and one side of the battery pack molding strip facing the energy storage battery pack is in butt connection with the energy storage battery pack.

In an embodiment of the utility model, a partition plate is arranged in the box body, the partition plate is clamped between the inverter and the fixed module, and the partition plate is in threaded connection with the fixed module.

In an embodiment of the utility model, the circuit system of the multifunctional energy storage integrated machine comprises a PV input module for charging the energy storage battery pack through the inverter by a photovoltaic panel, a commercial power input module for charging the energy storage battery pack through the inverter by commercial power and an input module for charging the energy storage battery pack through the inverter by a generator.

In an embodiment of the present utility model, the multifunctional energy storage integrated machine is provided with a wireless network device, the wireless network device is arranged on the outer wall of the box body, and the wireless network device is electrically connected with the inverter and is used for remotely transmitting the information of the whole machine of the multifunctional energy storage integrated machine;

and/or the multifunctional energy storage integrated machine is provided with a positioning device, the positioning device is arranged on the outer wall of the box body, and the positioning device is electrically connected with the inverter and is used for transmitting positioning information of the multifunctional energy storage integrated machine.

In an embodiment of the utility model, the multifunctional energy storage integrated machine comprises an information display device, wherein the information display device comprises an information display screen, and the information display screen is arranged on the outer wall of the box body.

In an embodiment of the utility model, the multifunctional energy storage integrated machine is provided with a weak current switch and a breaker;

the weak current switch is arranged on the outer wall of the box body and is electrically connected with the circuit system, and the circuit breaker is arranged on the outer wall of the box body and is electrically connected with the circuit system.

In an embodiment of the utility model, the multifunctional energy storage integrated machine is provided with a moving wheel, a plurality of moving wheels are arranged on one side of the box body, and any moving wheel is in threaded connection with the box body;

and/or, the multifunctional energy storage integrated machine further comprises a pushing handle, wherein the pushing handle is arranged on one side of the box body and is detachably connected with the box body.

In an embodiment of the utility model, the case is provided with a heat dissipation belt, and the heat dissipation belt penetrates through the case so as to enable the outside to be communicated with the inside of the case.

In an embodiment of the utility model, the multifunctional energy storage integrated machine further comprises a handle, wherein a plurality of handles are arranged on any two opposite sides of the box body, and any handle is hinged with the box body.

According to the technical scheme, the multifunctional energy storage integrated machine is connected with the inverter and the energy storage battery pack through the well-arranged circuit system in the box body, so that the mutual conversion of alternating current and direct current is realized, metal objects such as screws and bolts which play a role in fixing or connecting are used or moved for a long time in the multifunctional energy storage integrated machine, the connection is loose, the metal objects possibly fall off when the metal objects collide, a low-resistance conductive path is formed between the metal objects and the energy storage battery pack due to the conductivity of the metal objects, the current bypasses a chemical reaction and a control circuit in the energy storage battery pack, and directly flows from the anode to the cathode, so that the over-discharge or over-charge of the energy storage battery pack can cause safety problems such as battery short circuit, overheat and combustion.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of an embodiment of a multifunctional energy storage integrated machine according to the present utility model;

FIG. 2 is a schematic view of the structure of the interior of FIG. 1;

fig. 3 is a schematic circuit diagram of the multifunctional energy storage integrated machine provided by the utility model.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				1	Box body	61	Positioning device
11	Inverter with a power supply	71	Display screen
				21	Insulating board	81	Weak current switch
22	Partition board	91	Circuit breaker
				31	Fixing piece	10	Push handle
311	Fixing module	20	Heat radiation belt
				312	Battery pack molding press bar	30	Movable wheel
41	Energy storage battery pack	40	Handle
				51	Wireless network device	50	Input terminal
60	An output terminal

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

In order to achieve the above objective, the multifunctional energy storage integrated machine according to the present utility model, as shown in fig. 2, comprises a case 1 and an insulating plate 21; the inside of the case 1 is provided with an inverter 11 and an energy storage battery 41, an insulating plate 21 is positioned between the energy storage battery 41 and the inverter 11, the front projection of the insulating plate 21 on the side of the energy storage battery 41 facing the inverter 11 shields the energy storage battery 41, and the insulating plate 21 is used for realizing insulating isolation between the energy storage battery 41 and the inverter 11.

In this embodiment, the multifunctional energy storage integrated machine connects the inverter 11 and the energy storage battery 41 through the perfect circuit system arranged in the box 1, so as to realize the mutual conversion of alternating current and direct current, and when some metal objects such as screws playing a role in fixing or connecting are used or moved for a long time in the multifunctional energy storage integrated machine, the situation of loose connection can occur, and when the metal objects are impacted, the metal objects can form a low-resistance conductive path with the energy storage battery 41 because of self conductivity, and current bypasses the chemical reaction and control circuit in the energy storage battery 41 and directly flows from the positive electrode to the negative electrode, so that the safety problems of battery short circuit, overheat, combustion and the like are possibly caused.

The box 1 is established to the cuboid, and its top is equipped with the case lid, and the case lid can cover the opening of box 1, and the spiro union is fixed between case lid and the box 1, and the inside of box 1 is equipped with a plurality of screw, and insulation board 21 screw lock is paid in box 1 to cut apart into upper and lower both sides with the inner space, inverter 11 is located energy storage battery 41 directly over, and two realize relative positioning and fixing through the mode of spiro union, and insulation board 21 locates between the two and prevents to appear because the metal object falls to appear circuit problem on energy storage battery 41. In this embodiment, the energy storage battery 41 is formed by connecting 16 single cells in series, and the insulating plate 21 is an epoxy insulating plate 21, because the insulating plate 21 made of the material has excellent insulating performance and good mechanical performance such as better mechanical strength and rigidity, and can play a certain role in supporting and protecting, meanwhile, the epoxy insulating plate 21 has excellent heat resistance, and of course, the insulating plate 21 can also be made of polyimide plate and other materials. It should be understood that the selection of the inverter 11, the combination of the energy storage battery packs 41, and the material of the insulating plate 21 are not limited, and may meet the requirements.

In an embodiment of the present utility model, as shown in fig. 2, a fixing member 31 is disposed inside the case 1, and the fixing member 31 is used for fixing the inverter 11 and the energy storage battery 41 on upper and lower opposite sides of the inside of the case 1; the fixing piece 31 comprises a battery pack molding strip 312 and a fixing module 311, the plurality of fixing modules 311 are arranged on one side of the inverter 11 facing the insulating plate 21, and the fixing modules 311 are in threaded connection with the box body 1 and are used for bearing the inverter 11; the battery pack molding strip 312 is arranged between the insulating plate 21 and the energy storage battery pack 41, the battery pack molding strip 312 is in threaded connection with the box body 1, one side of the battery pack molding strip 312, facing the insulating plate 21, is in threaded connection with the insulating plate 21, and one side of the battery pack molding strip 312, facing the energy storage battery pack 41, is in butt connection with the energy storage battery pack 41.

In this embodiment, the battery pack molding strip 312 and the fixing module 311 are used to separate the inverter 11, the energy storage battery pack 41 and the insulating plate 21, and a gap is left between them, so that the heat generated in the inverter can be conveniently transferred out. The battery pack molding strip 312 adopts a convex workpiece, a bulge is formed in the middle of the battery pack molding strip 312, the insulating plate 21 and the energy storage battery pack 41 are isolated from each other, the bulge is high in convenience in heat transfer, screw holes are formed in two sides of the battery pack molding strip 312 and are fixed in the box body 1 in a screw locking mode, the energy storage battery pack 41 is fixed to prevent the energy storage battery pack 41 from loosening and the like, screw holes are formed in the top end of the battery pack molding strip 312 and are in screw locking connection with the insulating plate 21 to keep the insulating plate 21 and the energy storage battery pack 41 relatively fixed, and two battery pack molding strips 312 are arranged between the insulating plate 21 and the energy storage battery pack 41 to ensure fixing effect; the fixing module 311 includes four fixing workpieces, each fixing workpiece is arranged between the inverter 11 and the insulating plate 21 and is locked inside the box 1 by screwing with the box 1, the fixing module 311, the insulating plate 21 and the inverter 11 are kept relatively fixed by screwing, and it is understood that the specific number of the battery pack molding strips 312 and the fixing module 311 is not limited, and the use can be satisfied.

In an embodiment of the present utility model, as shown in fig. 2, a partition board 22 is disposed inside the case 1, the partition board 22 is sandwiched between the inverter 11 and the fixing module 311, and the partition board 22 is screwed to the fixing module 311.

In this embodiment, the isolation plate 22 is sandwiched between the inverter 11 and the fixing module 311, and is locked in the case 1 by screwing, where the isolation plate 22 is mainly used to separate the inverter 11 from the energy storage battery 41, so that the heat of the inverter 11 is not transferred to the energy storage battery 41.

In an embodiment of the present utility model, as shown in fig. 3, the circuit system of the multifunctional energy storage integrated machine includes a PV input module for charging the energy storage battery 41 through the inverter 11 by the photovoltaic panel, a utility input module for charging the energy storage battery 41 through the inverter 11 by the utility power, and an input module for charging the energy storage battery 41 through the inverter 11 by the generator.

In the present embodiment, the inside of the case 1 is provided with a well-installed circuit system, the DC-of the energy storage battery pack 41 is connected to the DC-terminal of the inverter 11, and the dc+ of the energy storage battery is connected to the dc+ terminal of the inverter 11. The inverters 11PV-, PV+ are respectively connected to the photovoltaic charging port-/photovoltaic charging port+; l and N of the inverter 11AC-IN are respectively connected to L and N corresponding to the mains supply charging port; l and N of the generator of the inverter 11 are respectively connected to L and N corresponding to the charging port of the generator; the inverter 11AC-OUT has its L and N connected to the corresponding L and N positions of the load socket via the circuit breaker 91 (QF), respectively. The circuit system is used for completing the alternating current charged by the multifunctional energy storage integrated machine in different charging modes, outputting the alternating current into direct current through the conversion circuit of the inverter 11, and being used for charging a battery, the battery converts electric energy into chemical energy and stores the chemical energy, when the electric energy stored by the energy storage battery pack 41 needs to be used, the battery converts the direct current into the alternating current again through the inverter 11, and the inverter 11 converts the direct current into the alternating current and outputs the alternating current to a load for equipment or electric appliances.

In an embodiment of the present utility model, as shown in fig. 1, the multifunctional energy storage integrated machine is provided with a wireless network device 51, the wireless network device 51 is arranged on the outer wall of the box 1, and the wireless network device 51 is electrically connected with the inverter 11 and is used for remotely transmitting the information of the whole machine of the multifunctional energy storage integrated machine;

and/or the multifunctional energy storage integrated machine is provided with a positioning device 61, the positioning device 61 is arranged on the outer wall of the box body 1, and the positioning device 61 is electrically connected with the inverter 11 and is used for transmitting positioning information of the multifunctional energy storage integrated machine.

In this embodiment, the multifunctional energy storage integrated machine is provided with the wireless network device 51 and the positioning device 61, and through the two devices, remote equipment information checking is realized, the using functions are enriched, and the practicability is enhanced. The wireless network device 51 adopts integrated WIFI equipment, and the information receiving equipment such as a mobile phone or a computer and the wireless network device 51 are connected to the same wireless network, so that the corresponding software is utilized to check information such as a circuit, an output and input function and the like of the multifunctional energy storage integrated machine, and the positioning device 61 adopts integrated GPS equipment in the same way, so that remote positioning is realized, and loss is prevented.

In an embodiment of the present utility model, as shown in fig. 1, the multifunctional energy storage integrated machine includes an information display device, the information display device includes an information display screen 71, and the information display screen 71 is disposed on an outer wall of the case 1.

In this embodiment, the information display device connects the information display screen 71 and the circuit system through corresponding circuits, the information display screen 71 is disposed on the outer wall of the case 1, and for convenience of viewing, the information display screen 71 is disposed on the case cover. The installation position of the information display 71 is not limited, and it is sufficient for daily use.

In an embodiment of the present utility model, as shown in fig. 1, the multifunctional energy storage integrated machine is provided with a weak current switch 81 and a circuit breaker 91; the weak current switch 81 is disposed on the outer wall of the case 1 and electrically connected to the circuit system, and the circuit breaker 91 is disposed on the outer wall of the case 1 and electrically connected to the circuit system.

In this embodiment, the circuit system further includes a weak current switch 81 and a circuit breaker 91, where the weak current switch 81 and the circuit breaker 91 are disposed on the same side of the outer wall of the box 1, and the circuit of the circuit breaker 91 is connected to the circuit between the lower input end 50 of each charging module and the inverter 11, and when detecting faults such as overload and short circuit, the circuit can be automatically cut off, and the weak current switch 81 is used to control the on-off of the current, so as to protect the equipment and the circuit from damage caused by overload or short circuit. The weak current switch 81 and the circuit breaker 91 play an important role in protecting the circuit and the equipment, and damage and danger caused by faults such as overload and short circuit of the circuit are prevented by controlling the on-off of the current.

In an embodiment of the present utility model, as shown in fig. 1, the multifunctional energy storage integrated machine is provided with a plurality of moving wheels 30, wherein a plurality of moving wheels 30 are arranged at one side of the box body 1, and any moving wheel 30 is in threaded connection with the box body 1;

and/or, the multifunctional energy storage integrated machine further comprises a pushing handle 10, wherein the pushing handle 10 is arranged on one side of the box body 1 and is detachably connected with the box body 1.

In this embodiment, the end that the box 1 was kept away from to multi-functional energy storage all-in-one is equipped with the case lid is equipped with a removal wheel 30, removes wheel 30 spiro union box 1, simultaneously, is equipped with a pushing hands 10 at the terminal surface that is equipped with circuit breaker 91, and pushing hands 10 include connecting portion and pushing portion, and connecting portion integrated into one piece is in pushing portion, forms a 90 degrees dog-ear between the two. The box 1 can also be articulated to the connecting portion of pushing hands 10, mainly realizes the change of pushing hands 10, does not do not specifically limit, satisfies the user demand can.

In an embodiment of the present utility model, as shown in fig. 1, the case 1 is provided with a heat dissipation belt 20, and the heat dissipation belt 20 penetrates through the case 1 so that the outside communicates with the inside of the case 1.

In this embodiment, the lateral wall of box 1 is equipped with heat dissipation area 20, and heat dissipation area 20 is formed by square louvre, and heat dissipation area 20 intercommunication box 1's inside and external world, conveniently lead out the heat conduction that the inside produced the external world, prevent that inside temperature is too big from producing the influence to the whole performance of multi-functional energy storage all-in-one. The radiating holes are square, so that the radiating area can be increased, and the radiating efficiency is improved; secondly, the heat can be more uniformly distributed and dispersed on the whole heat-radiating belt 20, which helps to avoid local overhigh temperature and improve the whole heat-radiating effect. It will be appreciated that the shape of the heat dissipation holes and the total heat dissipation area of the heat dissipation belt 20 are not limited in any way, and the use requirements can be satisfied.

In an embodiment of the present utility model, as shown in fig. 1, the multifunctional energy storage integrated machine further includes a handle 40, where a plurality of handles 40 are disposed on any two opposite sides of the box 1, and any handle 40 is hinged to the box 1.

In this embodiment, two handles 40 are respectively provided on the opposite left and right sides of the case 1, and any handle 40 is hinged to the case 1, so as to facilitate disassembly and replacement. It will be appreciated that the number and location of the handles 40 are not particularly limited and may be as desired.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. The multifunctional energy storage integrated machine is characterized by comprising a box body (1) and an insulating plate (21);

the inside of box (1) is equipped with dc-to-ac converter (11) and energy storage battery (41), insulation board (21) are located energy storage battery (41) with between dc-to-ac converter (11), insulation board (21) are in energy storage battery (41) face orthographic projection on one side of dc-to-ac converter (11) shields energy storage battery (41), insulation board (21) are used for realizing energy storage battery (41) with insulating isolation between dc-to-ac converter (11).

2. The multifunctional energy storage integrated machine according to claim 1, wherein a fixing piece (31) is arranged in the box body (1), and the fixing piece (31) is used for fixing the inverter (11) and the energy storage battery pack (41) on the upper side and the lower side of the interior of the box body (1);

the fixing piece (31) comprises a battery pack molding strip (312) and a fixing module (311), a plurality of fixing modules (311) are arranged on one side of the inverter (11) facing the insulating plate (21), and the fixing modules (311) are in threaded connection with the box body (1) and are used for bearing the inverter (11);

the battery pack molding press bar (312) is arranged between the insulating plate (21) and the energy storage battery pack (41), the battery pack molding press bar (312) is in threaded connection with the box body (1), the battery pack molding press bar (312) faces towards one side of the insulating plate (21) in threaded connection with the insulating plate (21), and the battery pack molding press bar (312) faces towards one side of the energy storage battery pack (41) and is in butt connection with the energy storage battery pack (41).

3. The multifunctional energy storage integrated machine according to claim 2, wherein a separation plate (22) is arranged in the box body (1), the separation plate (22) is clamped between the inverter (11) and the fixed module (311), and the separation plate (22) is in threaded connection with the fixed module (311).

4. The multifunctional energy storage all-in-one machine according to claim 2, characterized in that the circuitry of the multifunctional energy storage all-in-one machine comprises a PV input module for charging the energy storage battery (41) by a photovoltaic panel through the inverter (11), a utility input module for charging the energy storage battery (41) by utility power through the inverter (11), and an input module for charging the energy storage battery (41) by a generator through the inverter (11).

5. The multifunctional energy storage all-in-one machine according to claim 4, wherein the multifunctional energy storage all-in-one machine is provided with a wireless network device (51), the wireless network device (51) is arranged on the outer wall of the box body (1), and the wireless network device (51) is electrically connected with the inverter (11) and is used for remotely transmitting the information of the whole machine of the multifunctional energy storage all-in-one machine;

and/or, the multifunctional energy storage integrated machine is provided with a positioning device (61), the positioning device (61) is arranged on the outer wall of the box body (1), and the positioning device (61) is electrically connected with the inverter (11) and is used for transmitting positioning information of the multifunctional energy storage integrated machine.

6. The multifunctional energy storage all-in-one machine according to claim 5, wherein the multifunctional energy storage all-in-one machine comprises an information display device, the information display device comprises an information display screen (71), and the information display screen (71) is arranged on the outer wall of the box body (1).

7. The multifunctional energy storage integrated machine according to claim 6, wherein the multifunctional energy storage integrated machine is provided with a weak current switch (81) and a circuit breaker (91);

the weak current switch (81) is arranged on the outer wall of the box body (1) and is electrically connected with the circuit system, and the circuit breaker (91) is arranged on the outer wall of the box body (1) and is electrically connected with the circuit system.

8. The multifunctional energy storage integrated machine according to claim 1, wherein the multifunctional energy storage integrated machine is provided with a moving wheel (30), a plurality of moving wheels (30) are arranged on one side of the box body (1), and any moving wheel (30) is in threaded connection with the box body (1);

and/or, the multifunctional energy storage integrated machine further comprises a pushing handle (10), wherein the pushing handle (10) is arranged on one side of the box body (1) and is detachably connected with the box body (1).

9. The multifunctional energy storage integrated machine according to claim 8, wherein the box body (1) is provided with a heat dissipation belt (20), and the heat dissipation belt (20) penetrates through the box body (1) so as to enable the outside to be communicated with the inside of the box body (1).

10. The multifunctional energy storage all-in-one machine according to any one of claims 1 to 9, further comprising a handle (40), wherein a plurality of said handles (40) are provided on any two opposite sides of said case (1), and wherein any one of said handles (40) is hinged to said case (1).