Protection structure of power supply module

Abstract

According to the technical scheme, the protection structure is characterized in that the protection structure comprises a bottom plate, a protection shell is arranged on the top face of the bottom plate, a power module body is arranged on the top face of the bottom plate, through arrangement of a clamping plate, after the protection shell covers the power module body, a worker screws a screw rod, the screw rod drives a connecting plate to move, and the power module body is protected; according to the power module protection device, the power module body in the protection shell is clamped and fixed by arranging the connecting plate, the connecting rod on the connecting plate pushes the clamping plate, so that the protection shell adapts to the protection of the power module bodies with different sizes, and by arranging the abutting cylinder, when the protection shell covers the power module body, the abutting block of the abutting column abuts against and fixes the power module body; and when the heights of the power module bodies are different, the abutting columns abut against the springs, so that the springs are in a compressed state, and the abutting columns are contracted, thereby adapting to abutting and fixing of the power module bodies with different heights.

Description

Technical Field

[0001] The utility model relates to the technical field of charging pile power supplies, in particular to a protection structure for a power module. Background Art

[0002] A charging pile is a device for charging electric vehicles. Its function is similar to that of a fuel dispenser in a gas station. It can be fixed on the ground or wall and installed in public buildings (public buildings, shopping malls, public parking lots, etc.) and residential community parking lots or charging stations. It can charge various models of electric vehicles according to different voltage levels. In a charging pile, an important structural element is the power module.

[0003] According to the Chinese patent with the application number: CN202022540593.4, a charging pile power module provided with a protection structure is disclosed, including a protection cover, a fixed base, a fixing mechanism and a power module body. The power module body is movably arranged in the protection cover, and the protection cover is abutted against the upper end surface of the fixed base. The protection cover and the fixed base are connected by a plurality of fixing mechanisms, and a fixing pad is connected to the upper end surface of the fixed base; in the utility model, a combined structure of a protection cover and a fixed base is added outside the power module body, so as to add a protection structure outside the power module body. Furthermore, during use or transportation, the power module body can be prevented from being impacted, thus playing an effective protective role for the power module body. And in the design, the protection cover and the fixed base are fixedly connected by a fixing mechanism. The setting of the fixing mechanism can realize the convenient installation and disassembly of the protection cover and the fixed base.

[0004] At present, there are still some deficiencies in a charging pile power module provided with a protection structure. For example: after the power module is installed inside the protection cover, due to different sizes of power modules, when the size of the power module does not match the protection cover, the power module is likely to collide with the inner wall of the protection cover, resulting in damage to the power module. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a protection structure for a power module, which solves the problem that after the power module is installed inside the protection cover, due to different sizes of power modules, when the size of the power module does not match the protection cover, the power module is likely to collide with the inner wall of the protection cover, resulting in damage to the power module.

[0006] The above technical purpose of the utility model is achieved by the following technical solutions:

[0007] A protective structure for a power module, comprising: a bottom plate, on the top surface of the bottom plate is provided a protective shell, and on the top surface of the bottom plate is provided a power module body; a clamping assembly, the clamping assembly is arranged on both sides inside the protective shell for clamping the power module body.

[0008] By adopting the above technical solution, by providing a protective shell, after the power module body is installed on the bottom plate, the protective shell is covered to protect the power module body and reduce the damage caused by external collisions to the power module body.

[0009] Preferably, the clamping assembly includes: two clamping plates, the two clamping plates are respectively arranged on both sides inside the protective shell, two connection holes are opened on both sides of the protective shell, a connecting rod is movably sleeved inside the connection hole, the connecting rod is fixedly connected with the clamping plate, one end of every two connecting rods is fixedly installed with a connecting plate, a threaded hole is opened on one side of the connecting plate, a screw rod is threadedly connected inside the threaded hole, and rotary rings are fixedly installed on both sides of the protective shell, and the screw rod is rotatably sleeved with the rotary ring.

[0010] By adopting the above technical solution, by providing clamping plates, after the protective shell covers the power module body, the staff rotates the screw rod, the screw rod drives the connecting plate to move, so that the connecting rod on the connecting plate pushes the clamping plate to clamp and fix the power module body inside the protective shell, thereby enabling the protective shell to adapt to protecting power module bodies of different sizes.

[0011] Preferably, a pressing cylinder is fixedly installed on the inner top surface of the protective shell, a pressing column is movably sleeved inside the pressing cylinder, a pressing block is fixedly installed on the bottom surface of the pressing column, and a spring is arranged inside the pressing cylinder.

[0012] By adopting the above technical solution, by providing a pressing cylinder, when the protective shell covers the power module body, the pressing block of the pressing column presses and fixes the power module body to prevent the power module body from shaking up and down. When the height of the power module body is different, the pressing column presses the spring, making the spring in a compressed state and the pressing column contract, so as to adapt to pressing and fixing power module bodies of different heights.

[0013] Preferably, a rubber pad is fixedly adhered to one side of the clamping plate.

[0014] By adopting the above technical solution, by providing a rubber pad, when the clamping plate clamps the power module body, the rubber pad plays a buffering role to prevent over-clamping and damage to the power module body.

[0015] Preferably, fixing plates are fixedly installed on both sides of the protective shell, and the fixing plates are connected to the bottom plate through fixing bolts.

[0016] By adopting the above technical solution, by setting the fixed plate, after the power module body is placed on the bottom plate and the protective case is covered, the protective case is fixed by screwing the fixing bolts on the fixed plate, which facilitates the staff to disassemble and assemble the protective case.

[0017] Preferably, a plurality of heat dissipation fins are fixedly installed on both sides of the protective case.

[0018] By adopting the above technical solution, by setting the heat dissipation fins, the contact area between the protective case and the outside is increased, and the heat dissipation performance of the protective case is improved.

[0019] In summary, the main beneficial effects of the present utility model are as follows:

[0020] By setting the clamping plate, after the protective case covers the power module body, the staff turns the screw rod, and the screw rod drives the connecting plate to move, so that the connecting rod on the connecting plate pushes the clamping plate to clamp and fix the power module body inside the protective case, thereby enabling the protective case to adapt to protecting power module bodies of different sizes.

[0021] By setting the pressing cylinder, when the protective case covers the power module body, the pressing block of the pressing column presses and fixes the power module body to prevent the power module body from shaking up and down. When the height of the power module body is different, the pressing column presses the spring, making the spring in a compressed state and the pressing column contract, so as to adapt to pressing and fixing power module bodies of different heights. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0023] Figure 2 is a split structural schematic diagram of the protective case of the present utility model;

[0024] Figure 3 is a structural schematic diagram of the clamping plate of the present utility model;

[0025] Figure 4 is a schematic sectional structure diagram of the pressing cylinder of the present utility model.

[0026] Reference numerals: 1, bottom plate; 2, protective case; 3, power module body; 4, clamping plate; 5, connection hole; 6, connecting rod; 7, connecting plate; 8, swivel ring; 9, threaded hole; 10, screw rod; 11, pressing cylinder; 12, spring; 13, pressing column; 14, pressing block; 15, rubber pad; 16, fixed plate; 17, fixing bolt; 18, heat dissipation fin. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0027] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0028] Reference Figure 1 、 Figure 2 and Figure 3 , a protection structure for a power module, comprising: a bottom plate 1, a protective shell 2 is arranged on the top surface of the bottom plate 1, a power module body 3 is arranged on the top surface of the bottom plate 1, a clamping assembly is arranged on both sides inside the protective shell 2 for clamping the power module body 3. By arranging the protective shell 2, after the power module body 3 is installed on the bottom plate 1, the protective shell 2 is covered to protect the power module body 3 and reduce the damage caused by external collisions to the power module body 3. Fixed plates 16 are fixedly installed on both sides of the protective shell 2, and the fixed plates 16 are connected to the bottom plate 1 through fixing bolts 17. By arranging the fixed plates 16, after the power module body 3 is placed on the bottom plate 1 and the protective shell 2 is covered, the protective shell 2 is fixed by screwing the fixing bolts 17 on the fixed plates 16, which is convenient for the staff to disassemble and assemble the protective shell 2. A plurality of heat dissipation fins 18 are fixedly installed on both sides of the protective shell 2. By arranging the heat dissipation fins 18, the contact area between the protective shell 2 and the outside is increased, and the heat dissipation performance of the protective shell 2 is improved.

[0029] Reference Figure 2 、 Figure 3 , the clamping assembly comprises: two clamping plates 4, which are respectively arranged on both sides inside the protective shell 2. Two connection holes 5 are opened on both sides of the protective shell 2. A connecting rod 6 is movably sleeved inside the connection hole 5, and the connecting rod 6 is fixedly connected to the clamping plate 4. One end of every two connecting rods 6 is fixedly installed with a connecting plate 7. A threaded hole 9 is opened on one side of the connecting plate 7, and a screw rod 10 is threadedly connected inside the threaded hole 9. Rotating rings 8 are fixedly installed on both sides of the protective shell 2, and the screw rod 10 is rotatably sleeved with the rotating rings 8. By arranging the clamping plates 4, after the protective shell 2 is covered on the power module body 3, the staff rotates the screw rod 10, and the screw rod 10 drives the connecting plate 7 to move, so that the connecting rod 6 on the connecting plate 7 pushes the clamping plate 4 to clamp and fix the power module body 3 inside the protective shell 2, so that the protective shell 2 can adapt to protect power module bodies 3 of different sizes. A rubber pad 15 is fixedly adhered to one side of the clamping plate 4. By arranging the rubber pad 15, when the clamping plate 4 clamps the power module body 3, a buffering effect is achieved through the rubber pad 15 to prevent excessive clamping from damaging the power module body 3.

[0030] Reference Figure 3 、Figure 4 , a pressing cylinder 11 is fixedly installed on the inner top surface of the protective case 2. A pressing column 13 is movably sleeved inside the pressing cylinder 11. A pressing block 14 is fixedly installed on the bottom surface of the pressing column 13. A spring 12 is arranged inside the pressing cylinder 11. By arranging the pressing cylinder 11, when the protective case 2 is covered on the power module body 3, the pressing block 14 of the pressing column 13 presses and fixes the power module body 3 to prevent the power module body 3 from shaking up and down. When the height of the power module body 3 is different, the pressing column 13 presses the spring 12 to make the spring 12 in a compressed state, and the pressing column 13 shrinks, so as to adapt to pressing and fixing the power module body 3 with different heights.

[0031] Working principle: Please refer to Figures 1-4 As shown in the figure, during use, after the staff places the power module body 3 in the middle position of the bottom plate 1, cover the protective case 2, and then screw on the fixing bolt 17 on the fixing plate 16 to fix the protective case 2. Then the staff turns the screw rod 10, and the screw rod 10 drives the connecting plate 7 to move, so that the connecting rod 6 on the connecting plate 7 pushes the clamping plate 4 to clamp and fix the power module body 3 inside the protective case 2, so that the protective case 2 adapts to protecting the power module body 3 of different sizes. The pressing block 14 of the pressing column 13 presses and fixes the power module body 3 to prevent the power module body 3 from shaking up and down.

[0032] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A protection structure for a power module, characterized in that, Including: A bottom plate (1), on the top surface of the bottom plate (1) there is a protective case (2), and on the top surface of the bottom plate (1) there is a power module body (3); A clamping assembly, which is arranged on both sides inside the protective case (2) and is used for clamping the power module body (3).

2. The protective structure of a power module according to claim 1, characterized in that, The clamping assembly includes: Two clamping plates (4), the two clamping plates (4) are respectively arranged on both sides inside the protective case (2), two connection holes (5) are opened on both sides of the protective case (2), a connecting rod (6) is movably sleeved inside the connection hole (5), the connecting rod (6) is fixedly connected with the clamping plate (4), one end of every two connecting rods (6) is fixedly installed with a connecting plate (7), a threaded hole (9) is opened on one side of the connecting plate (7), a screw (10) is threadedly connected inside the threaded hole (9), and swivel rings (8) are fixedly installed on both sides of the protective case (2), and the screw (10) is rotatably sleeved with the swivel ring (8).

3. The protective structure of a power module according to claim 1, characterized in that, A pressing cylinder (11) is fixedly installed on the inner top surface of the protective case (2), a pressing column (13) is movably sleeved inside the pressing cylinder (11), a pressing block (14) is fixedly installed on the bottom surface of the pressing column (13), and a spring (12) is arranged inside the pressing cylinder (11).

4. The protection structure of a power module according to claim 2, characterized in that, A rubber pad (15) is fixedly adhered to one side of the clamping plate (4).

5. The protective structure of a power module according to claim 1, characterized in that, Fixing plates (16) are fixedly installed on both sides of the protective case (2), and the fixing plates (16) are connected to the bottom plate (1) through fixing bolts (17).

6. The protection structure of a power module according to claim 1, characterized in that, A plurality of heat dissipation fins (18) are fixedly installed on both sides of the protective case (2).

Images