Transportation packaging box for IGBT module

Abstract

The utility model discloses a transportation packing box for IGBT module, including box body, compressive pad, reinforcing base and storage groove, the top of box body is provided with the box cover, the compressive pad is fixedly installed on the inner wall of box body, the reinforcing base is fixedly installed on the bottom end in box body, the inner wall of compressive pad is fixedly provided with elastic air bag, the elastic air bag is fixedly installed on the inner wall of compressive pad, and the storage groove is fixedly installed on the inner wall of the elastic air bag. A limiting plate is arranged in the storage groove, a high-carbon steel spring is fixedly installed between the limiting plate and the inner wall of the storage groove, and a top plate is fixedly installed on the box cover. According to the IGBT module packaging box, the compression-resistant pad, the reinforcing base, the elastic air bag and the protection plate are arranged, the compression-resistant pad and the reinforcing base are arranged in the box body, therefore, the structural strength of the box body can be enhanced, the compression resistance of the packaging box is improved, and the elastic air bag and the protection plate can have good collision protection and vibration protection effects on the IGBT module; and vibration and impact are absorbed, so that the influence of external vibration or impact on the IGBT module is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to IGBT module packaging technical field, concretely relates to a kind of transport packaging box for IGBT module. BACKGROUND

[0002] IGBT module is an important power semiconductor device, is the core device of energy conversion and transmission, is a precision electrical component, is widely used in motor control, wind power, solar inverter and other power electronics field, to ensure the safety of IGBT module in the process of transportation, need to use special transport packaging box.

[0003] The protective performance of the existing packaging box is poor, which may not provide sufficient protection for the IGBT module, resulting in damage or malfunction of the IGBT module during transportation. For example, the packaging box in the patent CN201820594323.1 does not have a protective structure inside the box body. When the packaging box is accidentally impacted by external forces, the shock-absorbing and buffering effect of the packaging box is poor, which cannot guarantee the safety of the packaging box inside, resulting in damage or performance degradation of the silicon wafer during transportation and storage. The protective effect is poor.

[0004] Therefore, it is necessary to invent a transport packaging box for IGBT module to solve the above problems. SUMMARY

[0005] The utility model aims at providing a transport packaging box for IGBT module to solve the problem of poor protection performance in use.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: a transport packaging box for IGBT module, comprising a box body, a compression pad, a reinforcing base and a storage groove, the top of the box body is provided with a box cover, the side wall of the box body is installed with a handle, the inner wall of the box body is fixedly installed with a compression pad, the bottom end inside the box body is fixedly installed with a reinforcing base, the inner wall of the compression pad is fixedly installed with an elastic air bag, the inside of the compression pad is provided with a protective plate, the inside of the storage groove is provided with a limiting plate, the high-carbon steel spring is fixedly installed between the limiting plate and the inner wall of the storage groove, and the top plate is fixedly installed on the box cover.

[0007] Preferably, the box body and the box cover are connected by hinges, the front side of the box body and the box cover is provided with a lock catch, the lock catch is provided with two, so that the box cover is easy to open and close, and the lock catch makes the connection between the box body and the box cover more tightly fixed.

[0008] Preferably, the bottom of the box is fixedly provided with limiting blocks, the top of the box is provided with limiting holes, the limiting blocks and the limiting holes are connected in a clamping mode, and four limiting blocks and limiting holes are arranged so as to facilitate stacking and packaging of the box.

[0009] Preferably, the compression-resistant pad is made of silica gel, the compression-resistant pad and the box are connected through adhesive paste, the outer wall of the compression-resistant pad is tightly attached to the inner wall of the box, the compression-resistant pad is fixedly provided with a reinforced base at the bottom, and the reinforced base is made of silica gel, so that the compression-resistant pad and the reinforced base improve the structural strength and protection performance of the box.

[0010] Preferably, the elastic air bags are arranged in a plurality of half-circular structures and are arranged in a rectangular uniform array, and the elastic air bags are arranged between the compression-resistant pad and the protective plate, so that the elastic air bags can absorb vibration and impact and play a role in shock absorption and buffering for the internal IGBT module.

[0011] Preferably, the protective plate is made of pearl wool, and the protective plate is provided with six object placing grooves, so that the protective plate can further improve the protection of the IGBT module.

[0012] Preferably, the limiting plates and the high-carbon steel springs are arranged in a plurality of inclined states, the limiting plates are fixedly provided with protective pads on the surfaces, and the protective pads are made of rubber, so that the limiting plates and the high-carbon steel springs can clamp and limit the two sides of the IGBT module, and the protective pads can improve the anti-skid property between the limiting plates and the IGBT module.

[0013] Preferably, the top plate is arranged above the protective plate, the top plate is made of silica rubber sponge, and the top plate and the box cover are connected through adhesive paste, so that the top plate 15 can press and position the top of the IGBT module.

[0014] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0015] 1. Through the arrangement of the compression-resistant pad, the reinforced base, the elastic air bag and the protective plate, the compression-resistant pad and the reinforced base are arranged in the box, thereby the structural strength of the box is enhanced, the compression resistance of the packaging box is improved, the elastic air bag and the protective plate can play a good collision protection and vibration protection effect on the IGBT module, vibration and impact are absorbed, and the influence of external vibration or impact on the IGBT module is reduced;

[0016] 2. By the setting of high carbon steel spring, limiting plate and top plate, when the IGBT module is placed inside the storage groove, the high carbon steel spring and the limiting plate can limit and fix the positions of the two sides of the IGBT module, and the top plate can press the top of the IGBT module when the box cover is closed, so that the fixed position of the IGBT module during transportation can be ensured, so that it cannot move randomly in the packaging box, thereby reducing the risk of damage. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model from the bottom;

[0019] Figure 3 It is a schematic diagram of the overall structure of the utility model when the box cover is opened;

[0020] Figure 4 It is a schematic diagram of the overall structure of the utility model when the box cover is opened;

[0021] Figure 5 It is a schematic diagram of the overall structure of the utility model when the box cover is opened;

[0022] Figure 6 It is a schematic diagram of the overall structure of the utility model when the box cover is opened; Figure 5 It is a schematic diagram of the overall structure of the utility model when the box cover is opened.

[0023] BRIEF DESCRIPTION OF DRAWINGS

[0024] 1, box body; 2, box cover; 3, lock; 4, handle; 5, limiting block; 6, limiting hole; 7, compression pad; 8, reinforcing base; 9, elastic air bag; 10, protective plate; 11, storage groove; 12, limiting plate; 13, high carbon steel spring; 14, protective pad; 15, top plate. DETAILED DESCRIPTION

[0025] In order to make the technical personnel in the art better understand the technical scheme of the utility model, the utility model will be further introduced in detail below in combination with the drawings.

[0026] The utility model provides a kind of IGBT module is transported packaging box as shown in Figures 1-6 It includes box body 1, box cover 2 is provided at the top of box body 1, handle 4 is installed in the side wall of box body 1, compression pad 7 is fixedly installed in the inner wall of box body 1, reinforcing base 8 is fixedly installed at the bottom end inside box body 1, elastic air bag 9 is fixedly installed in the inner wall of compression pad 7, protective plate 10 is provided in the inside of compression pad 7, limiting plate 12 is provided in the inside of storage groove 11, high carbon steel spring 13 is fixedly installed between limiting plate 12 and the inner wall of storage groove 11, top plate 15 is fixedly installed on box cover 2.

[0027] In one aspect of the embodiment, the box body 1 is hingedly connected with the box cover 2, the front sides of the box body 1 and the box cover 2 are provided with two buckles 3, the bottom of the box body 1 is fixedly installed with four limiting blocks 5, the top of the box body 1 is provided with four limiting holes 6, the limiting blocks 5 and the limiting holes 6 are snap-connected, the anti-pressure pads 7 are made of silica gel, the anti-pressure pads 7 are pasted and connected with the box body 1 through adhesive, the outer wall of the anti-pressure pad 7 is tightly attached to the inner wall of the box body 1, the bottom of the anti-pressure pad 7 is fixedly installed with a reinforced base 8, the reinforced base 8 is made of silica gel, a plurality of elastic air bags 9 are arranged, the plurality of elastic air bags 9 are designed in a semicircular structure, the plurality of elastic air bags 9 are evenly arranged in a rectangular array, the elastic air bags 9 are arranged between the anti-pressure pad 7 and a protective plate 10, the protective plate 10 is made of pearl wool, the protective plate 10 is provided with six storage grooves 11, a plurality of limiting plates 12 and high-carbon steel springs 13 are arranged, the limiting plates 12 are designed in an inclined state, the limiting plates 12 are fixedly installed with protective pads 14 on the surfaces, the protective pads 14 are made of rubber, the top of the protective plate 10 is provided with a top plate 15, the top plate 15 is made of silica rubber sponge, and the top plate 15 is pasted and connected with the box cover 2 through adhesive.

[0028] Principle of the utility model:

[0029] Refer to the description Figures 1-6 When using the device, first place the IGBT module to be stored in the six storage grooves 11, when the IGBT module is placed in the storage groove 11, press the IGBT module downward, so that the high-carbon steel spring 13 drives the limiting plate 12 to retract, when the IGBT module is completely placed in the storage groove 11, release the hand, at this time the high-carbon steel spring 13 and the limiting plate 12 return to the original state, so that the limiting plate 12 can clamp and position the IGBT module in the storage groove 11;

[0030] Then close the box cover 2, when the box cover 2 is closed with the box body 1, the top plate 15 at the top of the box cover 2 is in contact with the IGBT module in the storage groove 11, so that the top plate 15 can press and position the top of the IGBT module, thereby ensuring the stability of the IGBT module placed in the storage groove 11, finally lock the two buckles 3 to complete the packaging of the IGBT module;

[0031] When the packaging box is transported, the limiting block 5 at the bottom of one packaging box can be aligned with the limiting hole 6 at the top of another packaging box for clamping, thereby improving the stability of the stacked packaging boxes, at the same time, during the transportation of the packaging box, the structure strength of the box body 1 can be enhanced, the compression resistance of the packaging box can be improved, and the packaging box can be effectively protected through the anti-pressure pad 7, the reinforced base 8, the elastic air bag 9 and the protective plate 10.

Claims

1. A transport packaging box for IGBT modules, comprising a box body (1), a pressure-resistant pad (7), a reinforcing base (8) and a storage groove (11), characterized in that: The top of the box body (1) is provided with a box cover (2), the sidewall of the box body (1) is provided with a handle (4), the inner wall of the box body (1) is fixedly provided with a pressure-resistant pad (7), the bottom end inside the box body (1) is fixedly provided with a reinforcing base (8), the inner wall of the pressure-resistant pad (7) is fixedly provided with an elastic air bag (9), the inside of the pressure-resistant pad (7) is provided with a protective plate (10), the inside of the storage groove (11) is provided with a limiting plate (12), the high-carbon steel spring (13) is fixedly installed between the limiting plate (12) and the inner wall of the storage groove (11), and the top plate (15) is fixedly installed on the box cover (2).

2. The transport packaging box for an IGBT module according to claim 1, characterized by: The box body (1) and the box cover (2) are hingedly connected, the front side of the box body (1) and the box cover (2) is provided with a lock catch (3), and the lock catch (3) is provided with two.

3. The transport packaging box for an IGBT module according to claim 1, characterized by: The bottom of the box body (1) is fixedly provided with a limiting block (5), and the top of the box body (1) is provided with a limiting hole (6), the limiting block (5) and the limiting hole (6) are clampedly connected, and the limiting block (5) and the limiting hole (6) are provided with four.

4. The transport packaging box for an IGBT module according to claim 1, characterized by: The pressure-resistant pad (7) is made of silica gel, the pressure-resistant pad (7) and the box body (1) are connected through adhesive paste, the outer wall of the pressure-resistant pad (7) is tightly combined with the inner wall of the box body (1), the bottom of the pressure-resistant pad (7) is fixedly provided with a reinforcing base (8), and the reinforcing base (8) is made of silica gel.

5. The transport packaging box for an IGBT module according to claim 1, characterized by: The elastic air bag (9) is provided with a plurality of elastic air bags (9), the plurality of elastic air bags (9) are designed in a semicircular structure, the plurality of elastic air bags (9) are evenly arranged in a rectangular array, and the elastic air bag (9) is arranged between the pressure-resistant pad (7) and the protective plate (10).

6. The transport packaging box for an IGBT module according to claim 5, characterized by: The protective plate (10) is made of pearl wool, the protective plate (10) is provided with a storage groove (11), and the storage groove (11) is provided with six.

7. The transport packaging box for an IGBT module according to claim 1, characterized by: The limiting plate (12) and the high-carbon steel spring (13) are provided with a plurality of limiting plates (12) and high-carbon steel springs (13), the limiting plate (12) is designed in an inclined state, the protective pad (14) is fixedly installed on the surface of the limiting plate (12), and the protective pad (14) is made of rubber.

8. The transport packaging box for an IGBT module according to claim 6, characterized by: The top of the protective plate (10) is provided with a top plate (15), the top plate (15) is made of silica rubber sponge, and the top plate (15) and the box cover (2) are connected through adhesive paste.

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