CN115966849B - Modularized energy storage device - Google Patents
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- CN115966849B CN115966849B CN202310252767.2A CN202310252767A CN115966849B CN 115966849 B CN115966849 B CN 115966849B CN 202310252767 A CN202310252767 A CN 202310252767A CN 115966849 B CN115966849 B CN 115966849B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a modularized energy storage device, and relates to the technical field of energy storage. This kind of modularization energy memory, including the energy storage frame, be connected with the apron on the energy storage frame, be equipped with four every two mutual symmetry first lithium cell, second lithium cell, third lithium cell and the fourth lithium cell that set up through the mounting bracket in the energy storage frame, be equipped with in the energy storage frame and be used for carrying out series connection's mechanism and parallel connection's mechanism of concatenating to first lithium cell, second lithium cell, third lithium cell and fourth lithium cell. This kind of modularization energy memory, through the setting of concatenating mechanism and parallel connection mechanism, under the driving effect of first actuating mechanism and second actuating mechanism, be convenient for carry out the switching of establishing ties and parallelly connected to first lithium cell, second lithium cell, third lithium cell and fourth lithium cell, whole switching process, easy operation, it is convenient to implement, need not to take out stitches to arrange the lithium cell, has improved the efficiency that the lithium cell was used at different occasions.
Description
Technical Field
The invention relates to the technical field of energy storage, in particular to a modularized energy storage device.
Background
Lithium batteries are widely used as a common energy storage device in different applications, and a plurality of ferric phosphate carp batteries are connected in a lithium battery pack so as to obtain a required standard operation voltage, and when the lithium batteries are applied to medium and small commercial energy storage applications or industrial mixed energy applications with various voltage levels (12.8-819.2V), a higher capacity and a larger current are required, the lithium batteries are required to be used in parallel, but when the lithium batteries are required to be used in series when power is supplied to a low-speed electric vehicle, an electric forklift, a golf car, an electric tricycle, and the like, the voltage is required to be increased.
The parallel connection of the lithium batteries is to increase the output current, and the series connection is to increase the voltage, so that the lithium batteries are suitable for different application occasions by carrying out the series connection or the parallel connection of the modules on the lithium batteries.
When the existing lithium battery is subjected to series-parallel switching, the lithium battery needs to be subjected to disconnecting arrangement, the whole operation process is complicated, and the application efficiency of the lithium battery in different occasions is reduced.
Disclosure of Invention
The present invention is directed to a modular energy storage device, which solves the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: the modularized energy storage device comprises an energy storage frame, wherein a cover plate is connected to the energy storage frame, four first lithium batteries, second lithium batteries, third lithium batteries and fourth lithium batteries which are symmetrically arranged in pairs are arranged in the energy storage frame through a mounting frame, the anode of the first lithium battery and the cathode of the fourth lithium battery are connected with an external power supply, and a serial connection mechanism and a parallel connection mechanism which are used for connecting the first lithium battery, the second lithium battery, the third lithium battery and the fourth lithium battery in series are arranged in the energy storage frame;
the series connection mechanism comprises a first L-shaped plate fixedly connected to the energy storage frame, one end of the first L-shaped plate is connected with the negative electrode of the first lithium battery, the other end of the first L-shaped plate is connected with a first conductive plate through a first driving mechanism, one side of the first conductive plate is connected with a first connecting plate, one side of the first connecting plate is connected with a second L-shaped plate through a second connecting plate, one end of the second L-shaped plate is oppositely arranged with the negative electrode of the second lithium battery, one side of the second L-shaped plate is connected with a second conductive plate through a Z-shaped plate, the second conductive plate is oppositely arranged with the positive electrode of the third lithium battery, the other end of the first connecting plate is provided with a third conductive plate, the third conductive plate is oppositely arranged with the positive electrode of the fourth lithium battery, and is connected with a third L-shaped plate through a guiding mechanism, and one end of the third L-shaped plate is connected with the negative electrode of the third lithium battery;
the parallel connection mechanism comprises a first U-shaped plate and a second U-shaped plate which are respectively connected with the positive end and the negative end of the first lithium battery and the second lithium battery in a sliding mode, an operation plate is arranged on one side, close to the first U-shaped plate, of the second U-shaped plate, and a second driving mechanism used for driving the first U-shaped plate and the second U-shaped plate is arranged on the operation plate.
Preferably, the first driving mechanism comprises two first driving pipes which are fixedly connected to one side of the first conductive plate and are symmetrically arranged, one of the two first driving pipes is connected with a first guide rod in a sliding mode, one end of the first guide rod is connected with a first L-shaped plate, the other end of the first driving pipe is connected with a first threaded rod in a threaded mode, one end of the first threaded rod is connected with the first L-shaped plate, and one end of the first threaded rod penetrates through the first L-shaped plate and is fixedly connected with a first rotating disc.
Preferably, the guiding mechanism comprises two guiding pipes which are fixedly connected to one side of the third conductive plate and are symmetrically arranged, the two guiding pipes are connected with second guiding rods in a sliding mode, and one ends of the two second guiding rods are connected with the third L-shaped plate.
Preferably, the second driving mechanism comprises two second driving pipes fixedly connected to one side of the operation board, one of the two second driving pipes is slidably connected with a third guide rod, the other end of the third guide rod is slidably connected with a third driving pipe, one end of the third driving pipe is connected with the first U-shaped plate, the other ends of the two second driving pipes are connected with a second threaded rod, the other ends of the second threaded rods are connected with a third threaded rod through driving rods, the threads of the third threaded rod and the threads of the second threaded rod are opposite in rotation direction, a fourth driving pipe is connected to the threads of the third threaded rod, and one end of the fourth driving pipe is connected with the first U-shaped plate.
Preferably, the energy storage frame is provided with a rotating mechanism for rotating the driving rod, the rotating mechanism comprises a fourth L-shaped plate fixedly connected to the mounting frame, the fourth L-shaped plate is rotationally connected with the rotating rod, one end of the rotating rod, which is close to the driving rod, is provided with a first bevel gear, the side wall of the driving rod is provided with a second bevel gear, the second bevel gear and the first bevel gear are mutually meshed, and the other end of the rotating rod is provided with a second rotating disc.
Preferably, the cover plate is provided with a prompt mechanism for prompting serial connection or parallel connection, the prompt mechanism comprises a mounting groove formed in one side, close to the energy storage frame, of the cover plate, a sliding plate is connected to the mounting groove in a sliding mode, a red prompt plate and a yellow prompt plate are arranged on the sliding plate, the red prompt plate and the yellow prompt plate are respectively connected in parallel and in series correspondingly, an observation window is formed in the cover plate, and the observation window is communicated with the mounting groove.
Preferably, the cover plate is provided with a third driving mechanism for driving the sliding plate, the third driving mechanism comprises a fixed plate arranged on the cover plate, one side, close to the energy storage frame, of the fixed plate is connected with a cover cap through a telescopic component, the cover cap is oppositely arranged with the positive electrode of the first lithium battery, one side of the cover cap is provided with a first mounting block, the other end of the first mounting block is rotationally connected with a rotating plate, one side of the sliding plate is provided with a second mounting block, and the other end of the rotating plate is connected with the second mounting block.
Preferably, the telescopic assembly comprises two telescopic pipes fixedly connected to the other side of the cap, two telescopic pipes are connected with telescopic rods in a sliding mode, one ends of the two telescopic rods are connected with the fixing plate, springs are arranged on the bottom walls of the two telescopic pipes, and the other ends of the two springs are connected with the telescopic rods.
Preferably, the surfaces of the first rotating disc and the second rotating disc are frosted.
Preferably, a plurality of heat dissipation holes are formed in the side wall of the energy storage frame, and each heat dissipation hole penetrates through the energy storage frame.
Compared with the prior art, the invention has the beneficial effects that:
the modularized energy storage device is convenient to switch between the first lithium battery, the second lithium battery, the third lithium battery and the fourth lithium battery in series and in parallel under the driving action of the first driving mechanism and the second driving mechanism through the arrangement of the series connection mechanism and the parallel connection mechanism, the whole switching process is simple to operate and convenient to implement, the lithium batteries are not required to be disconnected and arranged, and the application efficiency of the lithium batteries in different occasions is improved.
According to the modularized energy storage device, through the arrangement of the prompting mechanism, under the driving action of the third driving mechanism, the yellow prompting board and the red prompting board are respectively displayed under the conditions of serial connection and parallel connection of the lithium batteries in the energy storage frame, so that a user can feel intuitively, and the user can grasp the connection condition of the lithium batteries in the energy storage frame conveniently.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of an internal structure of an energy storage frame according to the present invention;
FIG. 3 is a schematic diagram of the internal structure of the serial mechanism and the parallel mechanism according to the present invention;
FIG. 4 is a schematic diagram of a serial mechanism according to the present invention;
FIG. 5 is a schematic diagram of a parallel mechanism according to the present invention;
FIG. 6 is a schematic diagram of a prompting mechanism according to the present invention;
FIG. 7 is a schematic view showing the internal structures of the prompting mechanism and the third driving mechanism in the present invention;
FIG. 8 is an enlarged view of FIG. 4 at A;
fig. 9 is an enlarged view at B in fig. 5.
In the figure: 101. an energy storage frame; 102. a cover plate; 103. a first lithium battery; 104. a second lithium battery; 105. a third lithium battery; 106. a fourth lithium battery; 2. a serial connection mechanism; 201. a first L-shaped plate; 202. a first conductive plate; 203. a first connection plate; 204. a third conductive plate; 205. a third L-shaped plate; 206. a second connecting plate; 207. a Z-shaped plate; 208. a second conductive plate; 209. a second L-shaped plate; 3. a parallel connection mechanism; 301. a first U-shaped plate; 302. a second U-shaped plate; 303. an operation panel; 4. a first driving mechanism; 401. a first drive tube; 402. a first threaded rod; 403. a first guide bar; 404. a first rotating disc; 5. a guide mechanism; 501. a guide tube; 502. a second guide bar; 6. a second driving mechanism; 601. a second drive tube; 602. a third guide bar; 603. a third drive tube; 604. a second threaded rod; 605. a driving rod; 606. a third threaded rod; 607. a fourth drive tube; 7. a rotating mechanism; 701. a fourth L-shaped plate; 702. a rotating lever; 703. a first bevel gear; 704. a second bevel gear; 705. a second rotating disc; 8. a prompting mechanism; 801. a mounting groove; 802. a sliding plate; 803. a red prompting board; 804. a yellow prompting board; 9. a third driving mechanism; 901. a fixing plate; 902. capping; 903. a first mounting block; 904. a rotating plate; 905. a second mounting block; 10. a telescoping assembly; 1001. a telescopic tube; 1002. a telescopic rod; 11. and the heat dissipation holes.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the present invention provides a technical solution: the modularized energy storage device comprises an energy storage frame 101, wherein a cover plate 102 is connected to the energy storage frame 101 through bolts, four first lithium batteries 103, second lithium batteries 104, third lithium batteries 105 and fourth lithium batteries 106 which are symmetrically arranged in pairs are arranged in the energy storage frame 101 through mounting frames, the anode of the first lithium batteries 103 and the cathode of the fourth lithium batteries 106 are connected with an external power supply, and a serial connection mechanism 2 and a parallel connection mechanism 3 which are used for connecting the first lithium batteries 103, the second lithium batteries 104, the third lithium batteries 105 and the fourth lithium batteries 106 in series are arranged in the energy storage frame 101;
referring to fig. 1-4, the tandem connection mechanism 2 includes a first L-shaped plate 201 fixedly connected to the energy storage frame 101, one end of the first L-shaped plate 201 is connected to the negative electrode of the first lithium battery 103, the other end of the first L-shaped plate 201 is connected to a first conductive plate 202 through a first driving mechanism 4, one side of the first conductive plate 202 is connected to a first connection plate 203, one side of the first connection plate 203 is connected to a second L-shaped plate 209 through a second connection plate 206, one end of the second L-shaped plate 209 is opposite to the negative electrode of the second lithium battery 104, one side of the second L-shaped plate 209 is connected to a second conductive plate 208 through a Z-shaped plate 207, the second conductive plate 208 is opposite to the positive electrode of the third lithium battery 105, the other end of the first connection plate 203 is provided with a third conductive plate 204, the third conductive plate 204 is opposite to the positive electrode of the fourth lithium battery 106, the third conductive plate 204 is connected to a third L-shaped plate 205 through a guiding mechanism 5, and one end of the third L-shaped plate 205 is connected to the negative electrode of the third lithium battery 105;
referring to fig. 5, the parallel connection mechanism 3 includes a first U-shaped board 301 and a second U-shaped board 302 slidably connected to the positive and negative ends of the first lithium battery 103, the second lithium battery 104, the third lithium battery 105 and the fourth lithium battery 106, an operation board 303 is disposed on one side of the second U-shaped board 302 near the first U-shaped board 301, and a second driving mechanism 6 for driving the first U-shaped board 301 and the second U-shaped board 302 is disposed on the operation board 303;
what needs to be explained here is: through the setting of concatenating mechanism 2 and parallelly connected mechanism 3, under the driving effect of first actuating mechanism 4 and second actuating mechanism 6, be convenient for carry out the switching of establishing ties and parallelly connected to first lithium cell 103, second lithium cell 104, third lithium cell 105 and fourth lithium cell 106, whole switching process, easy operation, it is convenient to implement, need not to take out stitches to arrange the lithium cell, has improved the efficiency that the lithium cell was used at different occasions.
Referring to fig. 4 and 8, the first driving mechanism 4 includes two first driving pipes 401 fixedly connected to one side of the first conductive plate 202 and symmetrically arranged with each other, one of the two first driving pipes 401 is slidably connected with a first guide rod 403, one end of the first guide rod 403 is connected with the first L-shaped plate 201, the other of the two first driving pipes 401 is threadably connected with a first threaded rod 402, one end of the first threaded rod 402 is connected with the first L-shaped plate 201, and one end of the first threaded rod 402 is disposed through the first L-shaped plate 201 and is fixedly connected with a first rotating disc 404;
what needs to be explained here is: by the arrangement of the first driving mechanism 4, the first conductive plate 202 is conveniently driven to be close to or far away from the positive electrode of the second lithium battery 104.
Referring to fig. 4, the guiding mechanism 5 includes two guiding pipes 501 fixedly connected to one side of the third conductive plate 204 and symmetrically arranged, wherein the two guiding pipes 501 are slidably connected with second guiding rods 502, and one ends of the two second guiding rods 502 are connected with the third L-shaped plate 205;
what needs to be explained here is: through the setting of guiding mechanism 5, be convenient for in the in-process that first conductive plate 202 moved, drive third conductive plate 204 through first connecting plate 203 and carry out synchronous motion.
Referring to fig. 5, the second driving mechanism 6 includes two second driving pipes 601 fixedly connected to one side of the operation board 303, one of the two second driving pipes 601 is slidably connected with a third guide rod 602, the other end of the third guide rod 602 is slidably connected with a third driving pipe 603, one end of the third driving pipe 603 is connected with the first U-shaped board 301, the other one of the two second driving pipes 601 is in threaded connection with a second threaded rod 604, the other end of the second threaded rod 604 is connected with a third threaded rod 606 through a driving rod 605, the threads of the third threaded rod 606 and the second threaded rod 604 are in opposite directions, a fourth driving pipe 607 is in threaded connection with the third threaded rod 606, and one end of the fourth driving pipe 607 is connected with the first U-shaped board 301;
what needs to be explained here is: by the arrangement of the second driving mechanism 6, the first U-shaped plate 301 and the second U-shaped plate 302 are conveniently driven to move close to each other and away from each other.
Referring to fig. 5 and 9, a rotation mechanism 7 for rotating a driving rod 605 is arranged on the energy storage frame 101, the rotation mechanism 7 comprises a fourth L-shaped plate 701 fixedly connected to a mounting frame, a rotation rod 702 is rotatably connected to the fourth L-shaped plate 701, a first bevel gear 703 is arranged at one end of the rotation rod 702 close to the driving rod 605, a second bevel gear 704 is arranged on the side wall of the driving rod 605, the second bevel gear 704 is meshed with the first bevel gear 703, and a second rotation disc 705 is arranged at the other end of the rotation rod 702;
what needs to be explained here is: by the arrangement of the rotating mechanism 7, the driving rod 605 is conveniently driven to rotate.
Referring to fig. 7, a prompting mechanism 8 for prompting serial connection or parallel connection is arranged on a cover plate 102, the prompting mechanism 8 comprises a mounting groove 801 arranged on one side, close to an energy storage frame 101, of the cover plate 102, a sliding plate 802 is slidably connected to the mounting groove 801, a red prompting plate 803 and a yellow prompting plate 804 are arranged on the sliding plate 802, the red prompting plate 803 and the yellow prompting plate 804 are correspondingly connected in parallel and in series respectively, an observation window is arranged on the cover plate 102, and the observation window is communicated with the mounting groove 801;
what needs to be explained here is: through the setting of suggestion mechanism 8 for lithium cell in the energy storage frame 101 is under the circumstances of establishing ties and parallelly connected, demonstrates yellow suggestion board 804 and red suggestion board 803 respectively, thereby gives the user a audio-visual impression, and the user of being convenient for grasps the connection condition of lithium cell in the energy storage frame 101.
Referring to fig. 7, a third driving mechanism 9 for driving the sliding plate 802 is disposed on the cover plate 102, the third driving mechanism 9 includes a fixed plate 901 disposed on the cover plate 102, one side of the fixed plate 901, which is close to the energy storage frame 101, is connected with a cap 902 through a telescopic assembly 10, the cap 902 is disposed opposite to the positive electrode of the first lithium battery 103, one side of the cap 902 is provided with a first mounting block 903, the other end of the first mounting block 903 is rotationally connected with a rotating plate 904, one side of the sliding plate 802 is provided with a second mounting block 905, and the other end of the rotating plate 904 is connected with the second mounting block 905;
what needs to be explained here is: through the setting of the third actuating mechanism 9, when the cap 902 offsets with the lateral wall of first U template 301, will promote the cap 902 and upwards move, at the in-process that cap 902 upwards moved, drive the pivoted plate 904 and take place to rotate, at pivoted plate 904 pivoted in-process, promote the sliding plate 802 and remove to promote red suggestion board 803 to viewing window department, make red suggestion board 803 be seen by the user.
Referring to fig. 6-7, the telescopic assembly 10 includes two telescopic tubes 1001 fixedly connected to the other side of the cap 902, telescopic rods 1002 are slidably connected to the two telescopic tubes 1001, one ends of the two telescopic rods 1002 are connected to the fixing plate 901, springs are arranged on bottom walls of the two telescopic tubes 1001, and the other ends of the two springs are connected to the telescopic rods 1002;
what needs to be explained here is: by the arrangement of the retraction assembly 10, the cap 902 will be urged to move upwardly as the cap 902 abuts the side wall of the first U-shaped plate 301.
Referring to fig. 2-5, the surfaces of the first rotating disk 404 and the second rotating disk 705 are frosted;
what needs to be explained here is: the first rotating disk 404 and the second rotating disk 705 are easily rotated by sanding the surfaces of the first rotating disk 404 and the second rotating disk 705.
Referring to fig. 1, a plurality of heat dissipation holes 11 are formed on a side wall of an energy storage frame 101, and each heat dissipation hole 11 penetrates through the energy storage frame 101;
what needs to be explained here is: by the arrangement of the heat dissipation holes 11, heat dissipation of the lithium battery in the energy storage frame 101 is facilitated.
Working principle: when the first lithium battery 103, the second lithium battery 104, the third lithium battery 105 and the fourth lithium battery 106 in the energy storage frame 101 are required to be connected in series, the first rotating disc 404 is rotated to drive the first threaded rod 402 to rotate, the first conductive plate 202 is driven to move close to the positive electrode of the second lithium battery 104 under the screw thread engagement transmission of the first threaded rod 402 and the guiding action of the first guide rod 403 and the first driving tube 401, in the process of moving the first conductive plate 202, the second L-shaped plate 209 is driven to move close to the negative electrode of the second lithium battery 104 through the second connecting plate 206, in the process of moving the second L-shaped plate 209, the second conductive plate 208 is driven to move close to the positive electrode of the third lithium battery 105 through the Z-shaped plate 207, meanwhile, the third conductive plate 204 is driven to move close to the positive electrode of the fourth lithium battery 106 through the first connecting plate 203, in the process of moving the first conductive plate 202 is stopped to rotate close to the positive electrode of the first rotating disc 404, in the process of abutting the first conductive plate 202 and the positive electrode of the second lithium battery 104, the second conductive plate 208 abuts against the positive electrode of the third lithium battery 105, and the first lithium battery 106 and the fourth lithium battery 106 are connected in series;
after the first lithium battery 103, the second lithium battery 104, the third lithium battery 105 and the fourth lithium battery 106 are connected in series, the cover plate 102 is mounted on the energy storage frame 101, and when the cover plate 102 is combined with the energy storage frame 101, the cap 902 covers the positive electrode of the first lithium battery 103, and at this time, the yellow indicator plate 804 can be seen from the observation window on the cover plate 102, so that a user is indicated, and the fact that the lithium batteries in the energy storage frame 101 are connected in series is indicated;
when the first lithium battery 103, the second lithium battery 104, the third lithium battery 105 and the fourth lithium battery 106 in the energy storage frame 101 are required to be connected in parallel, the second rotating disc 705 is rotated to drive the first bevel gear 703 on one end of the rotating rod 702 to rotate, under the mutual meshing transmission effect of the first bevel gear 703 and the second bevel gear 704, the second threaded rod 604 and the third threaded rod 606 on the driving rod 605 are driven to rotate, and as the threads of the second threaded rod 604 and the third threaded rod 606 are oppositely arranged, in the rotating process of the driving rod 605, the first U-shaped plate 301 and the second U-shaped plate 302 are driven to move close to each other under the guiding effect of the third guiding rod 602, the first U-shaped plate 301 and the second U-shaped plate 302 are respectively abutted against the positive electrode and the negative electrode of the lithium battery, and the output current of the lithium battery is improved;
after the first lithium battery 103, the second lithium battery 104, the third lithium battery 105 and the fourth lithium battery 106 are connected, the cover plate 102 is mounted on the energy storage frame 101, when the cover plate 102 is combined with the energy storage frame 101, the cover cap 902 abuts against the side wall of the first U-shaped plate 301, when the cover cap 902 abuts against the side wall of the first U-shaped plate 301, the cover cap 902 is pushed to move upwards, the rotating plate 904 is driven to rotate in the upward moving process of the cover cap 902, and the sliding plate 802 is pushed to move in the rotating process of the rotating plate 904, so that the red prompting plate 803 is pushed to the observation window, and the red prompting plate 803 is seen by a user.
Claims (10)
1. The utility model provides a modularization energy memory, includes energy storage frame (101), be connected with apron (102) on energy storage frame (101), be equipped with four mutual symmetrical first lithium cell (103), second lithium cell (104), third lithium cell (105) and fourth lithium cell (106) that set up of every two in energy storage frame (101) through the mounting bracket, the positive pole of first lithium cell (103) and the negative pole of fourth lithium cell (106) are connected with external power source, its characterized in that: a series connection mechanism (2) and a parallel connection mechanism (3) which are used for connecting the first lithium battery (103), the second lithium battery (104), the third lithium battery (105) and the fourth lithium battery (106) in series are arranged in the energy storage frame (101);
the series connection mechanism (2) comprises a first L-shaped plate (201) fixedly connected to the energy storage frame (101), one end of the first L-shaped plate (201) is connected with the negative electrode of the first lithium battery (103), the other end of the first L-shaped plate (201) is connected with a first conductive plate (202) through a first driving mechanism (4), one side of the first conductive plate (202) is connected with a first connecting plate (203), one side of the first connecting plate (203) is connected with a second L-shaped plate (209) through a second connecting plate (206), one end of the second L-shaped plate (209) is oppositely arranged with the negative electrode of the second lithium battery (104), one side of the second L-shaped plate (209) is connected with a second conductive plate (208) through a Z-shaped plate (207), the second conductive plate (208) is oppositely arranged with the positive electrode of the third lithium battery (105), the other end of the first connecting plate (203) is provided with a third conductive plate (204), one side of the third conductive plate (204) is oppositely arranged with the positive electrode of the fourth lithium battery (106), and the third conductive plate (204) is oppositely arranged with the positive electrode of the third lithium battery (105) through the third conductive plate (205), and the third L-shaped plate (205) is oppositely arranged with the positive electrode of the third lithium battery (105);
the parallel connection mechanism (3) comprises a first U-shaped plate (301) and a second U-shaped plate (302) which are respectively connected with the positive end and the negative end of the first lithium battery (103) and the second lithium battery (104) in a sliding mode, the third lithium battery (105) and the fourth lithium battery (106), one side, close to the first U-shaped plate (301), of the second U-shaped plate (302) is provided with an operation plate (303), and the operation plate (303) is provided with a second driving mechanism (6) used for driving the first U-shaped plate (301) and the second U-shaped plate (302).
2. A modular energy storage device as claimed in claim 1, wherein: the first driving mechanism (4) comprises two first driving pipes (401) which are fixedly connected to one side of the first conductive plate (202) and are symmetrically arranged, one of the two first driving pipes (401) is connected with a first guide rod (403) in a sliding mode, one end of the first guide rod (403) is connected with a first L-shaped plate (201), the other ends of the two first driving pipes (401) are connected with a first threaded rod (402), one end of the first threaded rod (402) is connected with the first L-shaped plate (201), and one end of the first threaded rod (402) penetrates through the first L-shaped plate (201) and is fixedly connected with a first rotating disc (404).
3. A modular energy storage device as claimed in claim 1, wherein: the guide mechanism (5) comprises two guide pipes (501) which are fixedly connected to one side of the third conductive plate (204) and are symmetrically arranged, second guide rods (502) are connected to the guide pipes (501) in a sliding mode, and one ends of the second guide rods (502) are connected with the third L-shaped plate (205).
4. A modular energy storage device as claimed in claim 1, wherein: the second driving mechanism (6) comprises two second driving pipes (601) fixedly connected to one side of the operation plate (303), one of the second driving pipes (601) is connected with a third guide rod (602) in a sliding mode, the other end of the third guide rod (602) is connected with a third driving pipe (603) in a sliding mode, one end of the third driving pipe (603) is connected with the first U-shaped plate (301), the other ends of the second driving pipes (601) are connected with a second threaded rod (604), the other ends of the second threaded rods (604) are connected with a third threaded rod (606) through driving rods (605), the threads of the third threaded rods (606) are opposite in rotation direction, the other ends of the third threaded rods (606) are connected with a fourth driving pipe (607) in a threaded mode, and one end of the fourth driving pipe (607) is connected with the first U-shaped plate (301).
5. A modular energy storage device as in claim 4, wherein: be equipped with on energy storage frame (101) and be used for carrying out pivoted slewing mechanism (7) to actuating lever (605), slewing mechanism (7) are including fourth L template (701) of fixed connection on the mounting bracket, rotate on fourth L template (701) and be connected with dwang (702), dwang (702) are close to the one end of actuating lever (605) and are equipped with first bevel gear (703), be equipped with second bevel gear (704) on the lateral wall of actuating lever (605), second bevel gear (704) and first bevel gear (703) intermeshing set up, the other end of dwang (702) is equipped with second rolling disc (705).
6. A modular energy storage device as claimed in claim 1, wherein: be equipped with on apron (102) and be used for carrying out suggestion mechanism (8) to establishing ties or parallelly connected, suggestion mechanism (8) are including seting up mounting groove (801) on apron (102) are close to energy storage frame (101) one side, sliding connection has sliding plate (802) on mounting groove (801), be equipped with red suggestion board (803) and yellow suggestion board (804) on sliding plate (802), red suggestion board (803) and yellow suggestion board (804) correspond parallelly connected and establish ties respectively, the observation window has been seted up on apron (102), the observation window communicates with each other with mounting groove (801) and sets up.
7. A modular energy storage device as in claim 6, wherein: be equipped with on apron (102) and be used for carrying out driven third actuating mechanism (9) to sliding plate (802), third actuating mechanism (9) are including setting up fixed plate (901) on apron (102), one side that fixed plate (901) is close to energy storage frame (101) is connected with block (902) through telescopic assembly (10), block (902) are set up with the anodal relatively of first lithium cell (103), one side of block (902) is equipped with first installation piece (903), the other end rotation of first installation piece (903) is connected rotor plate (904), one side of sliding plate (802) is equipped with second installation piece (905), the other end of rotor plate (904) is connected with second installation piece (905).
8. A modular energy storage device as in claim 7, wherein: the telescopic component (10) comprises two telescopic pipes (1001) fixedly connected to the other side of the cap (902), the two telescopic pipes (1001) are connected with telescopic rods (1002) in a sliding mode, one ends of the two telescopic rods (1002) are connected with a fixing plate (901), springs are arranged on the bottom walls of the two telescopic pipes (1001), and the other ends of the two springs are connected with the telescopic rods (1002).
9. A modular energy storage device as claimed in claim 2, wherein: the surfaces of the first rotating disc (404) and the second rotating disc (705) are frosted.
10. A modular energy storage device as claimed in claim 1, wherein: a plurality of radiating holes (11) are formed in the side wall of the energy storage frame (101), and each radiating hole (11) penetrates through the energy storage frame (101).
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