Truck parking battery pack

Abstract

The utility model relates to the technical field of truck parking battery packs, and discloses a truck parking battery pack, which comprises a battery cell, a heating film component is adhered to the side surface of the battery cell, the heating film component is electrically connected through an electric wire, one end of the electric wire is electrically connected with the battery cell, and the other end of the electric wire is inserted into a port of a BMS (Battery Management System) protection plate. An upper cover is arranged at the upper part of the battery cell, a GMS communication box and a reset switch are arranged in front of the upper cover, the GMS communication box and the reset switch are inserted into ports of the GMS communication box through electric wires, positive and negative binding posts are arranged in front of the upper cover, and a mounting plate is arranged in front of the battery cell. According to the utility model, the three groups of heating modules are electrically connected through the electric wires, so that the heating modules can be heated at the same time, and the heating modules are respectively adhered to the three side surfaces of the battery cells, so that heat can be supplied to the low-temperature battery cells, and the problem that the truck is possibly started abnormally when the traditional truck battery pack is in a low-temperature condition is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of truck parking battery packs, in particular to a truck parking battery pack. Background Art

[0002] Truck parking battery packs provide power to onboard electrical devices when the vehicle is parked, avoiding additional strain on the main battery and extending its life. They also improve fuel efficiency, reduce engine idling time, and enhance driver comfort, such as providing air conditioning or heating while the vehicle is resting. Modern parking battery packs are equipped with advanced charge management systems to ensure proper battery charging and maintenance, improving system reliability and stability.

[0003] Traditional truck parking battery packs have poor temperature adaptability when used in different environments, especially under low temperature conditions. Low temperatures will slow down the chemical reaction rate of the battery, increase the viscosity of the electrolyte, and reduce the battery capacity, which may cause abnormal truck startup problems.

[0004] Traditional truck parking battery packs have poor temperature adaptability when used in different environments, especially under low temperature conditions. Low temperatures will slow down the chemical reaction rate of the battery, increase the viscosity of the electrolyte, and reduce the battery capacity, which may cause abnormal truck starting problems. For this reason, we have proposed a truck parking battery pack. Utility Model Content

[0005] In order to make up for the above shortcomings, the present invention provides a truck parking battery pack, which aims to improve the poor temperature adaptability of traditional truck parking battery packs when used in different environments, especially under low temperature conditions. Low temperature will slow down the chemical reaction speed of the battery, increase the viscosity of the electrolyte, and reduce the battery capacity, which may cause abnormal truck starting problems.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a truck parking battery pack includes a battery cell, a heating film assembly is pasted on the side of the battery cell, the heating film assembly is electrically connected through a wire, one end of the wire is electrically connected to the battery cell, and the other end is plugged into the port of the BMS protection board, an upper cover is provided on the upper part of the battery cell, a GMS communication box and a reset switch are provided in front of the upper cover, the GMS communication box and the reset switch are plugged into the port of the GMS communication box through wires, positive and negative pole terminals are provided in front of the upper cover, a mounting plate is provided in front of the battery cell, a fixing frame is provided on one side of the mounting plate, a capacitor assembly is provided inside the fixing frame, one end of the capacitor assembly is electrically connected to the total positive position of the battery cell through a wire, and the other end is electrically connected to the negative terminal of the positive and negative pole terminals through a wire, and a BMS protection plate is provided on the outer wall of the mounting plate.

[0007] Preferably, a lower shell is provided on the outside of the battery cell, a C-shaped handle mounting block is provided on the outer wall of the lower shell, a rope handle is provided on the upper part of the C-shaped handle mounting block, a necking structure is provided on the upper end of the lower shell, a sealing strip is provided on the outer wall of the necking structure, a waterproof nut is provided on the inner wall of the necking structure, a baffle is provided on the inner wall of the lower shell, an end plate is provided on the inner wall of the lower shell, a partition is provided inside the lower shell, and a fixing groove is provided at the lower part of the partition.

[0008] Preferably, a fixed pressure strip is provided on the upper part of the battery cell, two end planes are provided on both sides of the long side of the fixed pressure strip, two end vertical surfaces are provided on one side of the two end planes, a pressure relief valve avoidance hole is provided in the middle of the fixed pressure strip, and bent vertical surfaces are provided on both sides of the short side of the fixed pressure strip, and through holes and grooves are provided on the side surfaces of the bent vertical surfaces.

[0009] Preferably, a screw through hole is provided on the top of the mounting plate, a first nut column is fixedly connected to the side wall of the mounting plate, a conical latch structure is provided at the bottom of the mounting plate, and a boss is provided at the left side of the bottom of the mounting plate.

[0010] Preferably, a sunken shape is provided in front of the upper cover, a circular hole is provided in the middle of the sunken shape, and nuts are riveted around the circular hole, a square window is provided on the front side of the upper cover, a second nut column is provided around the square window, a first circular hole is provided on one side of the square window, and a second circular hole is provided around the side wall of the upper cover.

[0011] Preferably, the battery cells are connected to each other through a connecting plate assembly, the connecting plate assembly at the corner of the battery cell is provided with an insulator, the insulator is electrically connected to the docking bolt through a wiring harness, and the upper part of the docking bolt is provided with positive and negative terminal posts.

[0012] Preferably, fasteners are provided on both sides of the fixed pressure strip.

[0013] Preferably, an end face insulating plate is provided on an outer wall of an end face of the battery cell, and a bottom insulating plate is provided on an outer wall of a bottom face of the battery cell.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the present invention, the battery cells are electrically connected by wires, and the three sets of heating modules are electrically connected by wires so that the heating modules can heat up at the same time. Then the heating modules are respectively attached to the three sides of the battery cells to provide heat to the low-temperature battery cells, thereby improving the temperature adaptability of traditional trucks, especially under low temperature conditions. Low temperature will slow down the chemical reaction speed of the battery, increase the viscosity of the electrolyte, and reduce the battery capacity, which may cause abnormal starting of the truck.

[0016] 2. In the present invention, the real-time status of the battery cell can be collected through the BMS protection board, and the data can be transmitted to the mobile phone terminal through the GMS communication box, so that personnel can observe the battery status in real time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a truck parking battery pack proposed in the present invention;

[0018] Figure 2 This is a detailed schematic diagram of the lower shell of a truck parking battery pack proposed in the present invention;

[0019] Figure 3 This is a detailed schematic diagram of a fixing strip for a truck parking battery pack proposed in the present invention;

[0020] Figure 4 This is a detailed schematic diagram of a truck parking battery pack mounting plate proposed in the present invention;

[0021] Figure 5 This is a detailed schematic diagram of the upper cover of a truck parking battery pack proposed in the present invention.

[0022] Legend:

[0023] 1. Lower shell; 2. Rope handle; 3. Bottom insulation plate; 4. End insulation plate; 5. Heating film assembly; 6. Capacitor assembly; 7. Fasteners; 8. Fixing strip; 9. Connector assembly; 10. Upper cover; 11. GMS communication box; 12. Reset switch; 13. Positive and negative terminal blocks; 14. Battery cell; 15. Mounting plate; 16. Insulator; 17. BMS protection board; 18. Wiring harness; 19. Sealing strip; 201. C-shaped handle mounting block; 202. Narrowing joint Structure; 203, waterproof nut; 204, baffle; 205, end plate; 206, partition; 207, fixing groove; 301, two end planes; 302, two end elevations; 303, pressure relief valve avoidance hole; 401, screw through hole; 402, first nut column; 403, tapered latch structure; 404, boss; 405, fixing frame; 501, sunken shape; 502, square window; 503, first circular hole; 504, second circular hole; 505, second nut column. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Reference Figure 1-5 , the utility model provides an embodiment: a truck parking battery pack includes a battery cell 14, the battery cell 14 adopts lithium iron phosphate, thereby solving the problem of large volume and heavy weight of the lead-acid battery pack, the battery cell 14 is pasted with an insulating partition on the wide side, and is arranged in series to form a battery module, and a heating film assembly 5 is pasted on the side of the battery cell 14, and the heating film assembly 5 is electrically connected through a wire. After the electrical connection, one end of the wire is electrically connected to the battery cell 14, so that the heating film assembly 5 can be powered by the battery cell 14, and the other end is plugged into the port of the BMS protection board 17. The BMS protection board 17 can sample the battery status through the sampling component. The upper part of the battery cell 14 is provided with an upper cover 10, A GMS communication box 11 and a reset switch 12 are provided in front of the cover 10. The GMS communication box 11 serves to transmit data to the mobile phone terminal. The GMS communication box 11 and the reset switch 12 are plugged into the ports of the GMS communication box 11 through wires. Positive and negative pole terminals 13 are provided in front of the upper cover 10, and a mounting plate 15 is provided in front of the battery cell 14. A fixing frame 405 is provided on one side of the mounting plate 15, and a capacitor assembly 6 is provided inside the fixing frame 405. One end of the capacitor assembly 6 is electrically connected to the total positive position of the battery cell 14 through a wire, and the other end is electrically connected to the negative terminal of the positive and negative pole terminals 13 through a wire. A BMS protection plate 17 is provided on the outer wall of the mounting plate 15.

[0026] A lower shell 1 is provided on the outside of the battery cell 14, and a C-shaped handle mounting block 201 is provided on the outer wall of the lower shell 1. A rope handle 2 is provided on the upper part of the C-shaped handle mounting block 201, and a necking structure 202 is provided on the upper end of the lower shell 1. A sealing strip 19 is provided on the outer wall of the necking structure 202, and a waterproof nut 203 is provided on the inner wall of the necking structure 202. A baffle 204 is provided on the inner wall of the lower shell 1 to prevent the battery cell 14 from contacting the waterproof nut 203. An end plate 205 is provided on the inner wall of the lower shell 1 to limit the expansion and deformation of the battery cell 14. The nut at the upper end can tighten the fixing strip 8. The rear end plate 205 is provided with a heating film avoidance groove. A partition 206 is provided inside the lower shell 1. The upper end of the partition 206 can support the upper cover 10, and the lower part of the partition 206 is provided with a fixing groove 207.

[0027] The upper part of the battery cell 14 is provided with a fixed pressure strip 8, which serves to limit the displacement of the upper end of the battery module, and at the same time tighten the end plate surface of the lower shell 1 to limit the expansion of the battery module. Two end planes 301 are provided on both sides of the long side of the fixed pressure strip 8, and the two end planes 301 are tightly attached to the end surface of the lower shell 1. The round holes are screw through holes 401, which can fix the pressure strip 8 in the lower shell 1, thereby pressing the battery module and limiting the upward displacement of the battery module. One side of the two end planes 301 is provided with two end vertical surfaces 302, and the two end vertical surfaces 302 serve to limit the expansion of the battery cell 14. A pressure relief valve avoidance hole 303 is provided in the middle of the fixed pressure strip 8, and bent vertical surfaces are provided on both sides of the short side of the fixed pressure strip 8. Through holes and grooves are provided on the side surfaces of the bent vertical surfaces. The through holes can pass through the cable tie binding harness 18, and the grooves can prevent the cable tie from directly contacting the upper cover 10, thereby breaking the cable tie.

[0028] A screw through-hole 401 is provided at the top of the mounting plate 15, which serves to fix the mounting plate 15. A first nut column 402 is fixedly connected to the side wall of the mounting plate 15, which serves to install the BMS protection plate 17. A conical latch structure 403 is provided at the lower part of the mounting plate 15, which is inserted into the long strip fixing groove 207 of the partition 206 of the lower shell 1, thereby limiting the forward and backward swinging of the mounting plate 15. A boss 404 is provided at the lower left position of the mounting plate 15.

[0029] A sunken shape 501 is provided in front of the upper cover 10, and the sunken shape 501 serves to prevent the positive and negative terminal posts 13 from protruding from the upper cover 10. A circular hole is provided in the middle of the sunken shape 501, and the docking bolts can be extended into the shell through the circular hole to be connected to the wiring harness 18, and nuts are riveted around the circular hole to fix the docking bolts. A square window 502 is provided on the front side of the upper cover 10, and the GMS communication box 11 can be exposed through the square window 502 to transmit signals. A second nut column 505 is provided around the square window 502, and a first circular hole 503 is provided on one side of the square window 502. The first circular hole 503 serves to install the reset switch 12. A second circular hole 504 is provided around the side wall of the upper cover 10, and the second circular hole 504 serves to dock with the lower shell 1.

[0030] The battery cells 14 are connected to each other through the connecting piece assembly 9. The connecting piece assembly 9 is composed of aluminum sheets and nickel sheets welded together. The voltage collection line can be welded on the nickel sheet. The positive and negative output connecting piece assemblies 9 are Z-shaped and hot-pressed nickel sheets. The connecting piece assembly 9 at the corner of the battery cell 14 is provided with an insulator 16. The insulator 16 is electrically connected to the docking bolt through the wiring harness 18. The positive and negative terminal posts 13 are provided on the upper part of the docking bolt.

[0031] Fasteners 7 are provided on both sides of the fixing strip 8 .

[0032] An end insulating plate 4 is provided on an outer wall of an end surface of the battery cell 14 , and a bottom insulating plate 3 is provided on an outer wall of a bottom surface of the battery cell 14 .

[0033] Working principle: The battery pack is placed in the predetermined position through the rope handle 2 and connected to the truck. The status of the internal battery cell 14 is monitored in real time through the BMS protection board 17 and transmitted to the mobile phone terminal by the GMS communication box 11. When the weather is cold, the performance of the battery cell 14 is reduced due to the low temperature. The BMS protection board 17 will start the heating film assembly 5 attached to the side wall of the battery cell 14 to generate heat, thereby preheating the battery cell 14 to achieve normal performance.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A truck parking battery pack, comprising a battery cell (14), characterized in that: A heating film assembly (5) is attached to the side of the battery cell (14), and the heating film assembly (5) is electrically connected via a wire, one end of the wire is electrically connected to the battery cell (14), and the other end is plugged into the port of the BMS protection board (17). An upper cover (10) is provided on the upper part of the battery cell (14), and a GMS communication box (11) and a reset switch (12) are provided in front of the upper cover (10). The GMS communication box (11) and the reset switch (12) are plugged into the port of the GMS communication box (11) via a wire. The front of the upper cover (10) is provided with positive and negative electrode terminals (13), the front of the battery cell (14) is provided with a mounting plate (15), one side of the mounting plate (15) is provided with a fixing frame (405), a capacitor assembly (6) is provided inside the fixing frame (405), one end of the capacitor assembly (6) is electrically connected to the total positive position of the battery cell (14) through a wire, and the other end is electrically connected to the negative terminal of the positive and negative electrode terminals (13) through a wire, and the outer wall of the mounting plate (15) is provided with a BMS protection plate (17).

2. The truck parking battery pack according to claim 1, characterized in that: The battery cell (14) is provided with a lower shell (1) on the outside, a C-shaped handle mounting block (201) on the outer wall of the lower shell (1), a rope handle (2) on the upper part of the C-shaped handle mounting block (201), a necking structure (202) on the upper end of the lower shell (1), a sealing strip (19) on the outer wall of the necking structure (202), a waterproof nut (203) on the inner wall of the necking structure (202), a baffle (204) on the inner wall of the lower shell (1), an end plate (205) on the inner wall of the lower shell (1), a partition (206) on the inside of the lower shell (1), and a fixing groove (207) on the lower part of the partition (206).

3. The truck parking battery pack according to claim 1, characterized in that: A fixed pressure strip (8) is provided on the upper part of the battery cell (14), two end planes (301) are provided on both sides of the long side of the fixed pressure strip (8), two end vertical surfaces (302) are provided on one side of the two end planes (301), a pressure relief valve avoidance hole (303) is provided in the middle of the fixed pressure strip (8), and curved vertical surfaces are provided on both sides of the short side of the fixed pressure strip (8), and through holes and grooves are provided on the side surfaces of the curved vertical surfaces.

4. The truck parking battery pack according to claim 1, characterized in that: A screw through hole (401) is provided on the top of the mounting plate (15), a first nut column (402) is fixedly connected to the side wall of the mounting plate (15), a conical latch structure (403) is provided at the bottom of the mounting plate (15), and a boss (404) is provided at the left side of the bottom of the mounting plate (15).

5. The truck parking battery pack according to claim 1, characterized in that: A sunken shape (501) is provided in front of the upper cover (10), a circular hole is provided in the middle of the sunken shape (501), and a nut is riveted around the circular hole. A square window (502) is provided on the front side of the upper cover (10), a second nut column (505) is provided around the square window (502), a first circular hole (503) is provided on one side of the square window (502), and a second circular hole (504) is provided around the side wall of the upper cover (10).

6. The truck parking battery pack according to claim 1, characterized in that: The battery cells (14) are connected to each other via a connecting piece assembly (9); the connecting piece assembly (9) at the corner of the battery cell (14) is provided with an insulator (16); the insulator (16) is electrically connected to a docking bolt via a wiring harness (18); and a positive and negative electrode terminal (13) is provided on the upper portion of the docking bolt.

7. The truck parking battery pack according to claim 3, characterized in that: Fasteners (7) are provided on both sides of the fixed pressure strip (8).

8. The truck parking battery pack according to claim 1, characterized in that: An end face insulating plate (4) is provided on the end face outer wall of the battery core (14), and a bottom insulating plate (3) is provided on the bottom outer wall of the battery core (14).

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