Power battery large module heating device

Abstract

The utility model provides a power battery large module heating device. The power battery large module heating device comprises a guide rail assembly, a tray assembly and a heating assembly, the tray assembly is connected to the guide rail assembly in a sliding mode, the heating assembly is arranged above the tray assembly, a heat conduction plate is arranged on the tray assembly, and the heat conduction plate can be matched with the heating assembly to heat a module. Through the mutual cooperation of the guide rail assembly, the tray assembly, the heating assembly and the heat conducting plate, the module can be heated, the curing of the structural adhesive is accelerated, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of power battery production, in particular to a large module heating device for a power battery. Background Art

[0002] In the field of new energy vehicles, power batteries are core components. As new energy vehicles have increasing requirements for endurance, greater requirements have been placed on the energy density of power batteries. Therefore, the integration of power battery systems has become increasingly higher, from small modules to large modules. The battery cells in large modules are often fixed with structural adhesives, but structural adhesives have the problem of slow curing, and it often takes more than 2 hours to achieve basic bonding strength, affecting module lifting and other issues, which seriously affects production efficiency. Utility Model Content

[0003] The technical problem to be solved by the utility model is how to accelerate the curing of structural adhesive.

[0004] The utility model solves the above technical problems through the following technical means:

[0005] A power battery large module heating device comprises a guide rail assembly (2), a tray assembly (3), and a heating assembly (4); the tray assembly (3) is slidably connected to the guide rail assembly (2), the heating assembly (4) is arranged above the tray assembly (3), and a heat conducting plate (351) is arranged on the tray assembly (3), and the heat conducting plate (351) can cooperate with the heating assembly (4) to heat the module.

[0006] Beneficial effect: Through the cooperation of the guide rail assembly, the tray assembly, the heating assembly and the heat conducting plate, the module can be heated, the curing of the structural adhesive can be accelerated, and the production efficiency can be improved.

[0007] Furthermore, the guide rail assembly (2) comprises a first guide rail (21), a transmission shaft (23), and a motor (24) which are arranged opposite to each other; a plurality of rollers (210) are correspondingly rotatably connected inside the first guide rail (21); each group of the rollers (210) is connected by a chain; a first mounting plate (212), a transmission shaft (23), and a fixing plate (211) are vertically fixed in sequence between the first guide rails (21) along the module entry direction; the first mounting plate (212) is concavely arranged; a motor (24) is fixed on the first mounting plate (212); a driving gear (241) is sleeved on the output end of the motor (24); a driven gear (231) is sleeved on the transmission shaft (23); and the driving gear (241) and the driven gear (231) are meshed with each other.

[0008] Furthermore, the guide rail assembly (2) also includes a protective cover (22), and the outer side of the first guide rail (21) is fixed with a protective cover (22).

[0009] Furthermore, the guide rail assembly (2) also includes a blocker (25), a second mounting plate (213) is fixed between the first guide rails (21) near the first mounting plate (212), and two blockers (25) are fixed on the second mounting plate (213) in sequence along the Y axis.

[0010] Furthermore, the tray assembly (3) comprises a base plate (31), a second guide rail (32), a slider (33), a limiting component (34), a pressing component (35), and an insulating block (36); the second guide rails (32) are relatively arranged on the top wall of the base plate (31) along the X-axis; the middle part between the second guide rails (32) on the base plate (31) is a module placement position, on which an insulating block (36) is fixed; two relatively arranged sliders (33) are vertically slidably connected between the second guide rails (32); the limiting component (34) is fixed on the two sliders (33) in a mirror-image manner; the output ends of the limiting component (34) are both arranged in the direction of the module; a plurality of pressing components (35) are fixed on the two second guide rails (32) in a mirror-image manner along the X-axis; the output ends of the pressing components (35) are both arranged in the direction of the module; and the output ends of the pressing components (35) are fixed with heat conducting plates (351).

[0011] Furthermore, both ends of each of the second guide rails (32) are fixed with limit blocks (321).

[0012] Furthermore, the limiting component (34) comprises a mounting bracket (341) and an insulating plate (342); the mounting bracket (341) is fixed on the slider (33); and the insulating plate (342) is fixed to the output end of the mounting bracket (341).

[0013] Furthermore, the heating component (4) comprises a mounting frame (41), a light shield (43), an infrared lamp tube (44), and an infrared temperature sensor (45); the mounting frame (41) is provided with a light shield (43), an infrared lamp tube (44) is fixed inside the light shield (43), a plurality of second brackets (412) are fixed along the X-axis on the side wall of the mounting frame (41), and an infrared temperature sensor (45) is fixed on each of the second brackets (412) near the infrared lamp tube (44).

[0014] Beneficial effects: through the cooperation of the infrared lamp tube, the infrared temperature sensor and the heat conducting plate, when the tray assembly is successfully positioned, the program controls the infrared lamp tube to emit infrared rays, the heat conducting plate absorbs the infrared rays to heat up, and then the heat conducting plate transfers the heat to the module side plate, thereby achieving the purpose of heating the module; during the heating process, the infrared temperature sensor collects the surface temperature of the heat conducting plate in real time, and then the program controls the power of the infrared lamp tube in real time, thereby ensuring that the heat conducting plate is controlled at the set temperature, preventing the module temperature from being too high and causing damage to the battery cell, and finally the surface temperature of the heat conducting plate reaches the set temperature and is maintained within the set temperature range for a certain period of time. After the temperature holding time is reached, the infrared lamp tube is turned off to achieve heating of the module; there is a light shield around the infrared lamp tube to prevent infrared rays from irradiating other areas in the device, thereby ensuring the safety of the device and the module.

[0015] Furthermore, the heating component (4) also includes a cooling air duct (42), a first bracket (411) is fixed to the bottom of the mounting frame (41), the cooling air duct (42) is fixed to the first bracket (411), an air pipe joint (421) is fixed to the end of the cooling air duct (42), and a light shield (43) is fixed to the cooling air duct (42).

[0016] Beneficial effect: Through the setting of the cooling air duct, the cooling air duct blows out cold air to keep the infrared lamp from overheating, thereby protecting the infrared lamp.

[0017] Furthermore, it also includes a frame (1), wherein a guide rail assembly (2), a tray assembly (3), and a heating assembly (4) are arranged in sequence from bottom to top in the frame (1), a blocking block (12) is fixed at the bottom of the frame (1), an anti-collision block (121) is fixed in the middle of the blocking block (12), and an oil pressure buffer (122) is fixed to the front and rear sides of the blocking block (12).

[0018] Beneficial effect: The blocking block is provided to block the tray assembly.

[0019] The advantages of the utility model are:

[0020] The utility model can heat the module, accelerate the curing of the structural adhesive and improve the production efficiency through the mutual cooperation of the guide rail component, the tray component, the heating component and the heat conducting plate.

[0021] The utility model cooperates with the infrared lamp, the infrared temperature sensor and the heat conducting plate. When the tray assembly is positioned successfully, the program controls the infrared lamp to emit infrared rays, the heat conducting plate absorbs the infrared rays and heats up, and then the heat conducting plate transfers the heat to the module side plate, thereby achieving the purpose of heating the module; during the heating process, the infrared temperature sensor collects the surface temperature of the heat conducting plate in real time, and then the program controls the power of the infrared lamp in real time, thereby ensuring that the heat conducting plate is controlled at a set temperature, preventing the module temperature from being too high and causing damage to the battery cell, and finally the surface temperature of the heat conducting plate reaches the set temperature and is maintained within the set temperature range for a certain time. After the temperature maintenance time is reached, the infrared lamp is turned off, thereby achieving heating of the module; a light shield is arranged on the periphery of the infrared lamp to prevent the infrared rays from irradiating other areas in the device, thereby ensuring the safety of the device and the module.

[0022] The utility model provides a cooling air duct, and the cooling air duct blows out cold air, so as to prevent the infrared lamp tube from being overheated, thereby protecting the infrared lamp tube.

[0023] The utility model is used for blocking the tray assembly by setting the blocking block. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional diagram of a large power battery module heating device according to a first embodiment of the utility model;

[0025] Figure 2 This is a three-dimensional diagram of a frame in a large power battery module heating device according to a first embodiment of the utility model;

[0026] Figure 3 This is a three-dimensional diagram of a guide rail assembly in a large power battery module heating device according to a first embodiment of the utility model;

[0027] Figure 4 This is a three-dimensional diagram of a tray assembly in a large power battery module heating device according to a first embodiment of the utility model;

[0028] Figure 5 This is a three-dimensional diagram of a heating component in a large power battery module heating device according to a first embodiment of the present invention. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model will be clearly and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Embodiment 1

[0031] like Figure 1 As shown, this embodiment provides a large power battery module heating device, including a frame 1, a guide rail assembly 2, a tray assembly 3, and a heating assembly 4.

[0032] like Figure 1 , Figure 2 As shown, the frame 1 is constructed by welding a plurality of square tubes to form a hollow rectangular structure; the frame 1 is provided with a guide rail assembly 2, a tray assembly 3, and a heating assembly 4 in sequence from bottom to top; the example module of this embodiment enters the frame 1 from the right side of the frame 1 and moves toward the left side; a mounting plate 11 is fixed to the top of the left side of the frame 1 for mounting the heating assembly 2; a blocking block 12 is fixed to the bottom of the left side of the frame 1 by bolts 5 for blocking the tray assembly 3, and an anti-collision block 121 is fixed in the middle of the blocking block 12, and the anti-collision block 121 is made of nylon material, and an oil pressure buffer 122 is fixed to the front and rear sides of the blocking block 12.

[0033] like Figure 1 , Figure 3 As shown, the guide rail assembly 2 includes a first guide rail 21, a shield 22, a transmission shaft 23, a motor 24, and a blocker 25 that are relatively arranged; a plurality of rollers 210 are correspondingly connected to the inside of the first guide rail 21 for rotation, and each group of rollers 210 is connected by a chain (not shown in the figure), and a shield 22 is fixed to the outside of the first guide rail 21. A fixing plate 211, a transmission shaft 23, a first mounting plate 212, and a second mounting plate 213 are vertically fixed between the first guide rails 21 from left to right in sequence; the two ends of the transmission shaft 23 are respectively fixed to the two first guide rails 2 On the roller 210 corresponding to the inside, a driven gear 231 is sleeved on the transmission shaft 23, the first mounting plate 212 is concavely arranged, a motor 24 is fixed on the first mounting plate 212, a driving gear 241 is sleeved on the output end of the motor 24, the driving gear 241 and the driven gear 231 are meshed with each other, two blockers 25 are sequentially fixed on the second mounting plate 213 along the Y axis, the structure of the blocker 25 is the existing technology, and can realize the function of lifting and pressing; the shield 22 and the roller 210 are made of aluminum alloy.

[0034] like Figure 1 , Figure 4As shown, the tray assembly 3 includes a bottom plate 31, a second guide rail 32, a slider 33, a limit component 34, a pressing component 35, and an insulating block 36; the bottom plate 31 is made of aluminum, and handles 312 are fixed at the four corners of the top wall of the bottom plate 31; the second guide rails 32 are relatively arranged on the top wall of the bottom plate 31 along the X-axis, and the middle part between the second guide rails 32 on the bottom plate 31 is the module placement position, and an insulating block 36 is fixed, and the insulating block 36 is made of nylon. Two relatively arranged sliders 33 are vertically slidably connected between the second guide rails 32, and the limit components 34 are fixed on the two sliders 33 in a mirror-image manner, and the output ends of the limit components 34 are both arranged toward the module direction. The limiting component 34 includes a mounting bracket 341 and an insulating plate 342. The mounting bracket 341 is fixed on the slider 33. The output end of the mounting bracket 341 is fixed with an insulating plate 342. A plurality of clamping components 35 are fixed on the two second guide rails 32 along the X-axis mirror image. The output ends of the clamping components 35 are all set toward the module. The output ends of the clamping components 35 are all fixed with heat conducting plates 351. The clamping components 35 are existing technologies and can drive the heat conducting plates 351 to move in the front and rear directions. The limiting component 34 and the clamping component 35 cooperate with each other and are used for extruding the module. Both ends of each second guide rail 32 are fixed with limiting blocks 321.

[0035] like Figure 1 , Figure 5 As shown, the heating component 4 includes a mounting frame 41, a cooling air duct 42, a light shield 43, an infrared lamp tube 44, and an infrared temperature sensor 45; the mounting frame 41 is made of aluminum profile, a first bracket 411 is fixed to the bottom of the mounting frame 41, the cooling air duct 42 is fixed on the first bracket 411, an air pipe joint 421 is fixed to the end of the cooling air duct 42 for connecting cooling air, a light shield 43 is fixed on the cooling air duct 42, an infrared lamp tube 44 is fixed in the light shield 43, a plurality of second brackets 412 are fixed on the side wall of the mounting frame 41 along the X-axis, and an infrared temperature sensor 45 is fixed on each second bracket 412 near the infrared lamp tube 44.

[0036] When in use, the module is fixed and installed by the tray assembly 3, and the heat conducting plate 351 is pressed against the module side plate by the clamping component 35 on the side of the module; before heating starts, the tray assembly 3 is transported to the large module heating device through the guide rail assembly 2, and after the tray assembly 3 is transported to the position, it is buffered by the oil pressure buffer 122 and stops at the blocking block 12 of the tray assembly 3, and then the blocker 25 is lifted to clamp the tray assembly 3, and the tray assembly 3 is successfully positioned; then the program controls the infrared lamp 44 to emit infrared rays, which are absorbed by the heat conducting plate 351 to heat up, and then the heat conducting plate 351 transfers the heat to the module side plate , thereby achieving the purpose of heating the module; during the heating process, the infrared temperature sensor 45 collects the surface temperature of the heat conducting plate 351 in real time, and then the program controls the power of the infrared lamp 44 in real time, thereby ensuring that the heat conducting plate 351 is controlled at the set temperature, preventing the module temperature from being too high and causing damage to the battery core. Finally, when the surface temperature of the heat conducting plate 351 reaches the set temperature and is maintained within the set temperature range for a certain period of time, the infrared lamp 44 is turned off after the temperature holding time is reached; then the blocker 25 is pressed down, and the guide rail assembly 2 transfers the tray assembly 3 out of the heating assembly 4 to complete the module heating;

[0037] The infrared lamp tube 44 is installed on the cooling air duct 42, and the cooling air duct 42 blows out cold air to prevent the infrared lamp tube 44 from overheating and thus protect the infrared lamp tube 44; a light shielding cover 43 is provided around the infrared lamp tube 44 to prevent infrared rays from irradiating other areas in the device, thereby ensuring the safety of the device and the module.

[0038] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A large module heating device for power batteries, characterized in that: It comprises a guide rail assembly (2), a tray assembly (3), and a heating assembly (4); The tray assembly (3) is slidably connected to the guide rail assembly (2); the heating assembly (4) is arranged above the tray assembly (3); a heat conducting plate (351) is arranged on the tray assembly (3); and the heat conducting plate (351) can cooperate with the heating assembly (4) to heat the module.

2. A power battery large module heating device according to claim 1, characterized in that: The guide rail assembly (2) comprises a first guide rail (21), a transmission shaft (23), and a motor (24) which are arranged opposite to each other. A plurality of rollers (210) are rotatably connected inside the first guide rail (21), and each group of the rollers (210) is connected by a chain. A first mounting plate (212), a transmission shaft (23), and a fixing plate (211) are vertically fixed in sequence between the first guide rails (21) along the module entry direction. The first mounting plate (212) is recessed. The motor (24) is fixed on the first mounting plate (212). A driving gear (241) is sleeved on the output end of the motor (24). A driven gear (231) is sleeved on the transmission shaft (23). The driving gear (241) and the driven gear (231) are meshed with each other.

3. A power battery large module heating device according to claim 2, characterized in that: The guide rail assembly (2) further comprises a protective cover (22), and the outer side of each of the first guide rails (21) is fixed with a protective cover (22).

4. A power battery large module heating device according to claim 2, characterized in that: The guide rail assembly (2) further comprises a blocker (25); a second mounting plate (213) is fixed between the first guide rails (21) near the first mounting plate (212); and two blockers (25) are fixed in sequence on the second mounting plate (213) along the Y axis.

5. A power battery large module heating device according to claim 1, characterized in that: The tray assembly (3) comprises a bottom plate (31), a second guide rail (32), a slider (33), a limiting component (34), a pressing component (35), and an insulating block (36). The second guide rails (32) are relatively arranged on the top wall of the bottom plate (31) along the X-axis. The middle part between the second guide rails (32) on the bottom plate (31) is a module placement position, and an insulating block (36) is fixed thereto. Two relatively arranged sliders (33) are vertically slidably connected between the second guide rails (32). The limiting component (34) is fixed on the two sliders (33) in a mirror-image manner. The output ends of the limiting component (34) are both arranged toward the module. A plurality of pressing components (35) are fixed on the two second guide rails (32) in a mirror-image manner along the X-axis. The output ends of the pressing components (35) are both arranged toward the module. The output ends of the pressing components (35) are both fixed with heat conducting plates (351).

6. A power battery large module heating device according to claim 5, characterized in that: Limiting blocks (321) are fixed at both ends of each of the second guide rails (32).

7. A power battery large module heating device according to claim 5, characterized in that: The limiting component (34) comprises a mounting bracket (341) and an insulating plate (342); the mounting bracket (341) is fixed on the slider (33); and the insulating plate (342) is fixed to the output end of the mounting bracket (341).

8. The large power battery module heating device according to claim 1, characterized in that: The heating component (4) comprises a mounting frame (41), a light shield (43), an infrared lamp tube (44), and an infrared temperature sensor (45); the mounting frame (41) is provided with a light shield (43); an infrared lamp tube (44) is fixed inside the light shield (43); a plurality of second brackets (412) are fixed along the X-axis on the side wall of the mounting frame (41); and an infrared temperature sensor (45) is fixed on each of the second brackets (412) near the infrared lamp tube (44).

9. A power battery large module heating device according to claim 8, characterized in that: The heating component (4) further comprises a cooling air duct (42); a first bracket (411) is fixed to the bottom of the mounting frame (41); the cooling air duct (42) is fixed to the first bracket (411); an air pipe joint (421) is fixed to the end of the cooling air duct (42); and a light shield (43) is fixed to the cooling air duct (42).

10. A power battery large module heating device according to claim 1, characterized in that: The invention also comprises a frame (1), wherein a guide rail assembly (2), a tray assembly (3), and a heating assembly (4) are arranged in sequence from bottom to top in the frame (1), a blocking block (12) is fixed at the bottom of the frame (1), an anti-collision block (121) is fixed in the middle of the blocking block (12), and an oil pressure buffer (122) is fixed to the front and rear sides of the blocking block (12).

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