Main firmware structure of portable power supply equipment

Abstract

The utility model discloses a main firmware structure of portable power supply equipment, which relates to the technical field of power supply connectors, and comprises a main firmware body and a waterproof connecting assembly, one side of the main firmware body is provided with a U-shaped piece, and the other side of the main firmware body is provided with an L-shaped piece. According to the main fixing piece structure of the portable power supply equipment, through the arrangement of the waterproof connecting assembly, when the main fixing piece structure is used, the rod part penetrates through the assembling hole site, so that one side of the silica gel plug is pressed on the upper end face of the assembling hole site by the lower end of the head part, then a rivet pulling tool penetrates through the through hole and is spirally installed in the threaded groove, and the rivet pulling tool is pulled upwards; the thin plate structure at the upper end of the rod part is deformed, then the other side of the silica gel plug is pressed on the lower end face of the assembly hole position by the deformed part of the rod part, so that the rivet nut is fixed in the assembly hole position, and the silica gel plug of the I-shaped structure with the hole is extruded and deformed to achieve waterproof sealing of the assembly hole position. Therefore, the waterproof sealing assembly requirement of the power supply connector is met.

Description

Technical Field

[0001] The utility model relates to the technical field of power connectors, in particular to a main firmware structure of a portable power supply device. Background Art

[0002] As a conventional electrical connector, a power connector is mainly used for transmitting electric current. An existing power connector usually includes several or a single power terminal and an insulating seat for supporting the power terminal and insulating the surrounding of the power terminal. Several power terminals can be connected in parallel through a terminal bus to provide large current transmission.

[0003] The main firmware structure of the existing power supply equipment is made of double-sided L-shaped bent parts welded diagonally, and the assembly holes are a welding + bending process structure. The designed products are prone to hole deformation and position displacement due to welding shrinkage, resulting in the product being unusable. Manufacturing according to this design not only increases processing time and cost investment, but also increases the probability of scrapping, wasting social resources.

[0004] Therefore, in view of this, the existing structural deficiencies are studied and improved, and a main firmware structure of a portable power supply device is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a main firmware structure of a portable power supply device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a main firmware structure of a portable power supply device, comprising a main firmware body and a waterproof connection component, a U-shaped component is provided on one side of the main firmware body, and an L-shaped component is provided on the other side of the main firmware body, and a plurality of assembly holes are provided at the connection between the U-shaped component and the L-shaped component, and the waterproof connection component is embedded in the assembly hole, and the waterproof connection component comprises a rivet nut, a head, a through hole, a rod, a threaded groove and a silicone plug, a head is provided on the top of the rivet nut, and a through hole is opened inside the head, a rod is provided on the bottom of the rivet nut, and a threaded groove is opened inside the rod, and a silicone plug is mounted on the lower end of the head.

[0007] Furthermore, the main fastener body is formed by laser welding after a U-shaped part and an L-shaped part are riveted and fastened, and the assembly hole is formed by bending.

[0008] Furthermore, the rivet nut is integrally formed of a head and a stem, and the upper end of the stem is a deformable thin plate structure.

[0009] Furthermore, the width of the head portion is greater than the width of the stem portion, and the inner diameter of the through hole is greater than the outer diameter of the thread groove.

[0010] Furthermore, the through hole extends from the head portion to the inside of the rod portion, and one end of the through hole is connected to the external environment.

[0011] Furthermore, the other end of the through hole is connected to the thread groove, and the thread groove does not penetrate the lower end surface of the rod.

[0012] Furthermore, the silicone plug is an I-shaped hole structure, and one side of the silicone plug is pressed against the upper end surface of the assembly hole by the lower end of the head, and the other side of the silicone plug is pressed against the lower end surface of the assembly hole by the deformed part of the rod.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. When the utility model is in use, the original bilateral L-shaped bending parts are diagonally welded, and the assembled holes are welded + bent in the process form. The design is upgraded to a U-shaped part + L-shaped part structure that is riveted and then welded. The relative position size can be ensured to be more stable than welding, and the product function can be better realized. The welding method is changed from argon welding to laser welding, and the welding heat is reduced, the deformation of the product is reduced, and the scrap rate is reduced. The assembly holes are no longer welded, but formed by bending, so that the designed product will not be deformed due to welding shrinkage, and the position will not be offset, resulting in the product being unusable, and the product hole size will be within a reasonable range.

[0015] 2. The utility model is provided with a waterproof connection component. When in use, the rod is passed through the assembly hole so that one side of the silicone plug is pressed against the upper end face of the assembly hole by the lower end of the head. Then, a rivet tool is used to pass through the through hole and spirally installed in the threaded groove, and the rivet tool is pulled upward to deform the thin plate structure at the upper end of the rod, thereby causing the other side of the silicone plug to be pressed against the lower end face of the assembly hole by the deformed part of the rod, thereby fixing the rivet nut in the assembly hole, and the I-shaped silicone plug with a hole structure is squeezed and deformed to achieve waterproof sealing of the assembly hole, so as to adapt to the assembly requirements of the power connector of this application regarding waterproof sealing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall combined structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the overall split structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the waterproof connection component of the utility model.

[0019] In the figure: 1. Main fastener body; 2. U-shaped piece; 3. L-shaped piece; 4. Assembly hole; 5. Waterproof connection component; 501. Rivet nut; 502. Head; 503. Through hole; 504. Rod; 505. Threaded groove; 506. Silicone plug. DETAILED DESCRIPTION

[0020] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0021] like Figures 1 to 3As shown, a main firmware structure of a portable power supply device includes a main firmware body 1 and a waterproof connection component 5, a U-shaped part 2 is arranged on one side of the main firmware body 1, and an L-shaped part 3 is arranged on the other side of the main firmware body 1, and a plurality of assembly holes 4 are arranged at the connection between the U-shaped part 2 and the L-shaped part 3, the main firmware body 1 is formed by laser welding after the U-shaped part 2 and the L-shaped part 3 are riveted and fastened, and the assembly holes 4 are formed by bending. The present application is upgraded from the original double-sided L-shaped bending parts to diagonally welded, and the assembly holes are welded by the process form of welding + bending. The design is upgraded to the U-shaped part 2 + L-shaped part 3 structure after riveting and fastening, which can first ensure that the size of the relative position is more stable than welding, and better realize the product function, and the welding method is changed from argon welding. It is laser welding, and the welding heat is reduced, the deformation of the product is reduced, and the scrap rate is reduced. The assembly hole 4 is no longer welded, but formed by bending, so that the designed product will not be deformed due to welding shrinkage, and the position will not be offset, resulting in the product being unusable. The product hole size will be within a reasonable range. The waterproof connection component 5 is embedded in the assembly hole 4. The waterproof connection component 5 includes a rivet nut 501, a head 502, a through hole 503, a rod 504, a threaded groove 505 and a silicone plug 506. The rivet nut 501 is integrally composed of a head 502 and a rod 504, and the upper end of the rod 504 is a deformable thin plate structure. The width of the head 502 is greater than the width of the rod 504, and the through hole The inner diameter of 503 is larger than the outer diameter of the thread groove 505, the through hole 503 extends from the head 502 to the inside of the rod 504, and one end of the through hole 503 is connected to the external environment, and the other end of the through hole 503 is connected to the thread groove 505, and the thread groove 505 does not penetrate the lower end surface of the rod 504, the silicone plug 506 is an I-shaped hole structure, and one side of the silicone plug 506 is pressed against the upper end surface of the assembly hole 4 by the lower end of the head 502, and the other side of the silicone plug 506 is pressed against the lower end surface of the assembly hole 4 by the deformed part of the rod 504, the top of the rivet nut 501 is provided with a head 502, and the inside of the head 502 is provided with a through hole 503, the bottom of the rivet nut 501 is provided with a rod 504, and the inside of the rod 504 is provided with a There is a threaded groove 505, and a silicone plug 506 is mounted on the lower end of the head 502. The rod 504 is passed through the assembly hole 4, so that one side of the silicone plug 506 is pressed against the upper end surface of the assembly hole 4 by the lower end of the head 502. Then a rivet tool is passed through the through hole 503 and screwed into the threaded groove 505, and the rivet tool is pulled upward to deform the thin plate structure at the upper end of the rod 504, thereby pressing the other side of the silicone plug 506 against the lower end surface of the assembly hole 4 by the deformed part of the rod 504, thereby fixing the rivet nut 501 in the assembly hole 4, and the I-shaped silicone plug 506 with a hole structure is squeezed and deformed to achieve waterproof sealing of the assembly hole 4 to adapt to the assembly requirements of the power connector of this application regarding waterproof sealing.

[0022] Working principle: When using the main firmware structure of this portable power supply device, the present application upgrades the design from the original bilateral L-shaped bending parts diagonally welded, and the assembled holes are assembled through welding + bending process form structure, to a U-shaped part 2 + L-shaped part 3 structure that is riveted and fastened before welding, which can first ensure that the relative position size is more stable than welding and better realize the product function. The welding method is changed from argon welding to laser welding, which reduces welding heat, reduces product deformation, and reduces scrap rate. The assembly hole 4 is no longer welded, but formed by bending, so that the designed product will not be deformed due to welding shrinkage, and the position will not be offset, which will make the product unusable and will make the product hole size in Within a reasonable range, when in use, the rod 504 is passed through the assembly hole 4, so that one side of the silicone plug 506 is pressed against the upper end surface of the assembly hole 4 by the lower end of the head 502, and then a rivet tool is used to pass through the through hole 503 and spirally installed in the thread groove 505, and the rivet tool is pulled upward to deform the thin plate structure at the upper end of the rod 504, thereby causing the other side of the silicone plug 506 to be pressed against the lower end surface of the assembly hole 4 by the deformed part of the rod 504, thereby fixing the rivet nut 501 in the assembly hole 4, and the I-shaped silicone plug 506 with a hole structure is squeezed and deformed to achieve waterproof sealing of the assembly hole 4 to adapt to the assembly requirements of the power connector of this application for waterproof sealing.

[0023] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A main firmware structure of a portable power supply device, characterized in that: The invention comprises a main fastener body (1) and a waterproof connection component (5), wherein a U-shaped component (2) is arranged on one side of the main fastener body (1), and an L-shaped component (3) is arranged on the other side of the main fastener body (1), and a plurality of assembly holes (4) are arranged at the connection between the U-shaped component (2) and the L-shaped component (3), and the waterproof connection component (5) is embedded in the assembly holes (4). The waterproof connection component (5) comprises a rivet nut (501), a head (502), a through hole (503), a rod (504), a threaded groove (505) and a silicone plug (506), wherein the top of the rivet nut (501) is provided with a head (502), and the inside of the head (502) is provided with a through hole (503), the bottom of the rivet nut (501) is provided with a rod (504), and the inside of the rod (504) is provided with a threaded groove (505), and the lower end of the head (502) is sleeved with a silicone plug (506).

2. The main firmware structure of a portable power supply device according to claim 1, characterized in that: The main fixture body (1) is formed by laser welding after a U-shaped part (2) and an L-shaped part (3) are riveted together, and the assembly hole (4) is formed by bending.

3. The main firmware structure of a portable power supply device according to claim 1, characterized in that: The rivet nut (501) is integrally formed of a head (502) and a stem (504), and the upper end of the stem (504) is a deformable thin plate structure.

4. The main firmware structure of a portable power supply device according to claim 1, characterized in that: The width of the head (502) is greater than the width of the rod (504), and the inner diameter of the through hole (503) is greater than the outer diameter of the thread groove (505).

5. The main firmware structure of a portable power supply device according to claim 1, characterized in that: The through hole (503) extends from the head (502) to the inside of the rod (504), and one end of the through hole (503) is connected to the external environment.

6. The main firmware structure of a portable power supply device according to claim 1, characterized in that: The other end of the through hole (503) is connected to the thread groove (505), and the thread groove (505) does not penetrate the lower end surface of the rod portion (504).

7. The main firmware structure of a portable power supply device according to claim 1, characterized in that: The silicone plug (506) is an I-shaped structure with holes, and one side of the silicone plug (506) is pressed against the upper end surface of the assembly hole (4) by the lower end of the head (502), and the other side of the silicone plug (506) is pressed against the lower end surface of the assembly hole (4) by the deformed part of the rod (504).

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