CN213094592U

CN213094592U - PCB convenient to weld

Info

Publication number: CN213094592U
Application number: CN202022423515.6U
Authority: CN
Inventors: 夏增强
Original assignee: Kunshan Shenglong Technology Development Co ltd
Current assignee: Kunshan Shenglong Technology Development Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-04-30
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a PCB convenient for welding, which relates to the technical field of PCB, and comprises a current-conducting plate, a mainboard and a heat-radiating plate, wherein the lower end of the current-conducting plate is laminated with the mainboard, the lower end of the mainboard is fixed with the heat-radiating plate, the bottom of the heat-radiating plate is integrated with a welding plate, the surface of the welding plate is provided with an arc-shaped groove in an open manner, the inside of the arc-shaped groove is fixed with a welding frame, the surface of the current-conducting plate is provided with a positioning hole, the outer side of the positioning hole is surrounded with an anti-interference magnetic ring, one side of the current-conducting plate is buckled with a fixed plate, the inner side of the fixed plate is integrated with a clamping groove, the lower end of the clamping groove runs through a threaded rod, the left side of the fixed plate is fixedly provided with a limiting, when preventing welding components and parts, sideslip appears in the PCB board and leads to the condition that components and parts welding made mistakes.

Description

PCB convenient to weld

Technical Field

The utility model relates to a PCB board technical field specifically is a make things convenient for welded PCB board.

Background

PCB boards, also known as printed circuit boards, are providers of electrical connections for electronic components. Its development has been over 100 years old; the design of the method is mainly layout design; the circuit board has the main advantages that wiring and assembly errors are greatly reduced, and the automation level and the production labor rate are improved; the circuit board can be divided into a single-sided board, a double-sided board, a four-layer board, a six-layer board and other multi-layer circuit boards according to the number of the layers of the circuit board.

However, the condition that current PCB board can appear sliding when the welding, leads to the components and parts welding point to make mistakes, causes the unable normal use phenomenon of PCB board to when the PCB board is using, can be because the pad is inseparable together, probably when the flatiron welded, can with soldering tin drippage in the pad that the fastening is in the same place, cause the unable further completion welding of jam, lead to the PCB board to damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide the theme to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a make things convenient for welded PCB board, includes current conducting plate, mainboard and heating panel, its characterized in that: the laminating of current conducting plate lower extreme is equipped with the mainboard, and the mainboard lower extreme is fixed with the heating panel, heating panel bottom integral type is equipped with the pad, and pad surface opening formula is equipped with the arc wall, the arc wall is inside to be fixed with the welding stand, current conducting plate surface opening formula is equipped with the locating hole, and the locating hole outside encircles and is equipped with anti-interference magnetic ring, current conducting plate one side buckle has the fixed plate, and the inboard integral type of fixed plate is equipped with the draw-in groove, the draw-in groove lower extreme runs through and is equipped with the threaded rod, the fixed limiting plate that is equipped with in fixed plate left side, the fixed turning block that is equipped with in threaded rod right side, and the turning block left side link up there is the.

Preferably, the conducting plate, the main board and the radiating plate form a PCB structure, and the PCB is buckled in the clamping groove.

Preferably, the positioning holes and the anti-interference magnetic ring penetrate through the PCB, and the positioning holes are located at four corners of the PCB.

Preferably, the threaded rod outside is equipped with the tooth's socket around, and the tooth's socket buckle locates fixed plate one side.

Preferably, the inner side of the rotating block is provided with anti-skid grains, and the inner side of the rotating block is provided with a rotating shaft.

Preferably, the number of the fixing plates is 2, and the fixing plates are symmetrically buckled on two sides of the PCB through clamping grooves.

Preferably, the length of the limiting plate is two thirds of that of the fixing plate, and the bottom of the limiting plate is communicated with the threaded rod.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a make things convenient for welded PCB board, through setting up the fixed plate, when making components and parts welding, the inboard draw-in groove buckle of fixed plate in PCB board both sides presses the roof and makes the telescopic link drive the threaded rod on changeing the piece through the pivot and realize the effect of fastening PCB board, when preventing welding components and parts, the PCB board appears sideslipping and leads to the condition that components and parts welding made mistakes.

(2) The utility model provides a make things convenient for welded PCB board, welds the frame through setting up, and the PCB board is when using the flatiron welding, welds the frame and has had the difference in height with the pad, makes the frame of welding be independent of the pad and welds alone, and when soldering tin drippage, can get into the arc wall in, prevents to appear causing to block up unable further completion welding, leads to the PCB board to damage.

Drawings

Fig. 1 is a schematic view of the bottom structure of the present invention;

fig. 2 is a schematic structural view of a vertical part of the present invention;

fig. 3 is a schematic structural view of a fixing plate of the present invention;

fig. 4 is a schematic diagram of the PCB board structure of the present invention.

In the figure: 1. a conductive plate; 2. a main board; 3. a heat dissipation plate; 4. a pad; 5. an arc-shaped slot; 6. welding a frame; 7. positioning holes; 8. an anti-interference magnetic ring; 9. a fixing plate; 10. a card slot; 11. a top plate; 12. a telescopic rod; 13. a spring; 14. rotating the block; 15. a tooth socket; 16. a threaded rod; 17. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-4, the utility model provides a technical solution: a PCB board convenient for welding comprises a current-conducting plate 1, a main board 2 and a heat-radiating plate 3, wherein the main board 2 is attached to the lower end of the current-conducting plate 1, a heat dissipation plate 3 is fixed at the lower end of the main plate 2, a bonding pad 4 is integrally arranged at the bottom of the heat dissipation plate 3, an arc-shaped groove 5 is arranged on the surface of the bonding pad 4 in an open mode, a welding frame 6 is fixed inside the arc-shaped groove 5, a positioning hole 7 is arranged on the surface of the current conduction plate 1 in an open mode, an anti-interference magnetic ring 8 is arranged around the outer side of the positioning hole 7, a fixing plate 9 is buckled at one side of the conductive plate 1, and the inner side of the fixed plate 9 is integrally provided with a clamping groove 10, the lower end of the clamping groove 10 is provided with a threaded rod 16 in a penetrating way, the left side of the fixed plate 9 is fixedly provided with a limit plate 17, the right side of the threaded rod 16 is fixedly provided with a rotating block 14, and the left side of the rotating block 14 is penetrated with a tooth socket 15, the right side of the rotating block 14 is provided with a telescopic rod 12 through a rotating shaft, and the spring 13 is wound on the outer side of the telescopic rod 12, and the top plate 11 is fixed on the right side of the telescopic rod 12.

Referring to fig. 2, the conductive plate 1, the main board 2 and the heat dissipation plate 3 form a PCB structure, and the PCB is fastened in the fastening slot 10.

Through adopting above-mentioned technical scheme, through the PCB that current conducting plate 1, mainboard 2 and heating panel 3 are constituteed, make the PCB board possess powerful electric conductivity and thermal diffusivity, the unable normal use condition that contact failure or high temperature lead to when preventing the PCB board use, the good reliability.

Referring to fig. 1, the positioning hole 7 and the anti-interference magnetic ring 8 penetrate through the PCB, and the positioning hole 7 is located at four corners of the PCB.

Through adopting above-mentioned technical scheme, through setting up locating hole 7, let the PCB board when the welding, enable the accurate location of PCB board to needs welded position, stability when having guaranteed the PCB board welding, and anti-interference magnetic ring 8 can effectively prevent the interference force that produces each other between the components and parts, the good reliability.

Referring to fig. 3, the toothed groove 15 is formed around the outer side of the threaded rod 16, and the toothed groove 15 is fastened to one side of the fixing plate 9.

Through adopting above-mentioned technical scheme, through setting up tooth's socket 15, make threaded rod 16 rotate through tooth's socket 15 and make the better laminating PCB board of fixed plate 9, prevent the not hard up phenomenon of PCB board, realize firm PCB board effect, the good reliability.

Referring to fig. 3, the inside of the rotating block 14 is provided with anti-slip patterns, and the inside of the rotating block 14 is provided with a rotating shaft.

Through adopting above-mentioned technical scheme, through setting up anti-skidding line and pivot, telescopic link 12 makes threaded rod 16 rotate under the effect of tooth's socket 15 through the pivot when making to press roof 11, and the condition of resilience has been guaranteed to anti-skidding line effectively to prevent that the pivot from appearing in the anti-skidding line.

Referring to fig. 2, there are 2 fixing plates 9 symmetrically fastened to two sides of the PCB through the fastening slots 10.

Through adopting above-mentioned technical scheme, through setting up fixed plate 9, make the fixed plate 9 of symmetry formula can be better fix PCB board both sides, when preventing to weld components and parts, the landing of PCB board leads to components and parts solder joint to make mistakes, the condemned phenomenon of PCB board appears

Referring to fig. 3, the length of the limiting plate 17 is two thirds of that of the fixing plate 9, and the bottom of the limiting plate 17 is communicated with the threaded rod 16.

Through adopting above-mentioned technical scheme, through setting up limiting plate 17, shrink limiting plate 17 when threaded rod 16 rotates makes limiting plate 17 closely laminate fixed plate 9, prevents that the phenomenon of slope from appearing in fixed plate 9, leads to the unable fixed condition of my condition of PCB board.

The working principle is as follows: firstly, a top plate 11 is pressed to drive a telescopic rod 12 to enable a threaded rod 16 on a rotating block 14 to rotate through a rotating shaft, the threaded rod 16 contracts a limiting plate 17 to enable a fixing plate 9 to fasten a PCB (printed circuit board), the condition that welding of components is wrong due to sideslip of the PCB when the components are welded is prevented, the PCB is enabled to have strong electrical conductivity and heat dissipation through a PCB composed of a current conducting plate 1, a main plate 2 and a heat dissipation plate 3, the condition that the PCB cannot be normally used due to poor contact or overhigh temperature when the PCB is used is prevented, then a worker welds the components to be installed on the PCB, the worker enables the PCB to be accurately positioned to a position to be welded through a positioning hole 7 after the welding of the components is completed, the stability of the PCB during welding is ensured, an anti-interference magnetic ring 8 positioned outside the positioning hole 7 can effectively prevent the components from generating interference force, and then, and when soldering tin drippage, can get into in the arc wall 5, prevent to appear causing pad 4 to block up unable further completion welding, lead to the PCB board to damage, the spring 13 of winding in the 12 outsides of telescopic link can carry out the effect of kick-backing to telescopic link 12 for adjust the fastening nature of fixed plate 9 to the PCB board, prevent that inseparable pressfitting from appearing and lead to the fact crooked phenomenon to the PCB board, lead to the unable condition of using of PCB board damage, the good reliability.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a make things convenient for welded PCB board, includes current conducting plate (1), mainboard (2) and heating panel (3), its characterized in that: the lower end of the current-conducting plate (1) is provided with a main plate (2) in a laminating manner, the lower end of the main plate (2) is fixed with a heat-radiating plate (3), the bottom of the heat-radiating plate (3) is integrally provided with a welding plate (4), the surface of the welding plate (4) is provided with an arc-shaped groove (5), a welding frame (6) is fixed inside the arc-shaped groove (5), the surface of the current-conducting plate (1) is provided with a positioning hole (7) in an opening manner, an anti-interference magnetic ring (8) is arranged around the outer side of the positioning hole (7), one side of the current-conducting plate (1) is buckled with a fixing plate (9), the inner side of the fixing plate (9) is integrally provided with a clamping groove (10), the lower end of the clamping groove (10) is provided with a threaded rod (16) in a penetrating manner, the right side of the rotating block (14) is provided with a telescopic rod (12) through a rotating shaft, a spring (13) is wound on the outer side of the telescopic rod (12), and a top plate (11) is fixed on the right side of the telescopic rod (12).

2. The PCB facilitating welding according to claim 1, wherein: the PCB structure is formed by the conductive plate (1), the main board (2) and the heat dissipation plate (3), and the PCB is buckled in the clamping groove (10).

3. The PCB facilitating welding according to claim 1, wherein: the positioning holes (7) and the anti-interference magnetic ring (8) penetrate through the PCB, and the positioning holes (7) are located at four corners of the PCB.

4. The PCB facilitating welding according to claim 1, wherein: the outer side of the threaded rod (16) is provided with tooth grooves (15) in a surrounding mode, and the tooth grooves (15) are arranged on one side of the fixing plate (9) in a buckling mode.

5. The PCB facilitating welding according to claim 1, wherein: the inner side of the rotating block (14) is provided with anti-skid grains, and the inner side of the rotating block (14) is provided with a rotating shaft.

6. The PCB facilitating welding according to claim 1, wherein: the number of the fixing plates (9) is 2, and the fixing plates are symmetrically buckled on two sides of the PCB through clamping grooves (10).

7. The PCB facilitating welding according to claim 1, wherein: the length of the limiting plate (17) is two thirds of that of the fixing plate (9), and the bottom of the limiting plate (17) is communicated with the threaded rod (16).