CN216217766U

CN216217766U - Connect stable PCB board

Info

Publication number: CN216217766U
Application number: CN202122510997.3U
Authority: CN
Inventors: 刘畅
Original assignee: Boluo County Hongruixing Electronics Co ltd
Current assignee: Boluo County Hongruixing Electronics Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-04-05
Anticipated expiration: 2031-10-19

Abstract

The utility model discloses a PCB (printed circuit board) with stable connection, which comprises a PCB body, a fixing device and a connecting block, wherein a pin element mounting area is arranged on the surface of the PCB body, a plurality of groups of pin through holes are formed in the pin element mounting area, a surface-mounted element mounting area is arranged on the surface of the PCB body, a plurality of groups of surface-mounted element fastening holes are formed in the surface-mounted element mounting area, the fixing device is connected in a fixing hole, the pin through holes are internally connected with a pin fastening device, the connecting block is connected to the lower surface of the PCB body, which is provided with the fixing hole, the edge of the connecting block is connected with a fixing ring, and the fixing ring is connected to the lower surface of the PCB body through a screw. This connect stable PCB board through the connecting block that sets up, can make PCB board and electrical apparatus be stably connected, effectively avoids breaking away from the damage that the electrical apparatus surface caused because of the PCB board, and the pin fastener that sets up simultaneously can make pin formula component firmly fix on the installation PCB board.

Description

Connect stable PCB board

Technical Field

The utility model relates to the technical field of PCB (printed circuit board), in particular to a PCB with stable connection.

Background

The PCB board is printed circuit board, also known as printed circuit board, be the important basis of electronic components electrical connection, the PCB board has had one hundred years' development history, the PCB board mainly adopts the domain design, the major advantage that has is the mistake of greatly reduced wiring and assembly, the automation level and production labor rate have been improved, at present, the stable two kinds of mainly being divided into of connection of PCB board, one kind is stable connection between PCB board and the electrical apparatus, another kind is stable connection between PCB board and the electronic components, but the PCB board can be because the vibration that can produce at the during operation, and the unstable phenomenon appears connecting, electronic components has the cohesion weak phenomenon that produces because of welding imperfectly simultaneously, make electronic components contact failure.

Therefore, we improve this and propose a PCB board with stable connection.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a PCB board with stable connection, so as to solve the problems of the background art mentioned above.

In order to achieve the purpose, the utility model provides the following technical scheme: connect stable PCB board, including PCB board body, fixing device and connecting block, PCB board body surface sets up pin component installing zone, sets up multiunit pin in the pin component installing zone and perforates, and PCB board body surface sets up and pastes dress component installing zone, sets up multiunit dress component fastening hole in pasting the component installing zone, fixing device connects in the fixed orifices, and the pin is perforated in-connection pin fastener, the lower surface that the fixed orifices was seted up to PCB board body is connected to the connecting block, and the edge of connecting block connects solid fixed ring, and solid fixed ring passes through the screw connection at PCB board body lower surface, and the gas pocket is seted up on the one end surface that PCB board body was kept away from to the connecting block simultaneously.

Preferably, four fixing devices are connected in four fixing holes which are distributed in a square shape on the surface of the PCB body respectively, the fixing main body of each fixing device is of a hollow cylindrical structure, and the fixing piece of each fixing device is of a circular ring structure.

Preferably, the inner arc surface of the fixing body of the fixing device is provided with a thread structure, two ends of the fixing body are respectively and symmetrically connected with a fixing piece, and the fixing device formed by combining the fixing body and the fixing pieces is of an I-shaped structure.

Preferably, a pin fastening device is connected in the pin through hole, a fastening main body of the pin fastening device is of a circular truncated cone-shaped structure, a fastening base of the pin fastening device is of a cylindrical structure, and the whole pin fastening device is made of rubber.

Preferably, the quantity of connecting block is four, and four connecting blocks correspond respectively and connect at the lower extreme opening part of fixed orifices, and the connecting block is whole to be hollow cylindrical structure, and the internal diameter of connecting block equals the diameter of fixed orifices simultaneously, and the external diameter of connecting block is greater than fixing device's external diameter.

Preferably, the arc surface of the connecting block is provided with a groove I with an annular structure, the cross section of the groove I is of a square structure, a plurality of groups of air holes are uniformly formed in the surface of one end, away from the PCB body, of the connecting block, the depth of each air hole is half of the thickness of the connecting block, and the connecting block is made of rubber.

Preferably, solid fixed ring passes through the screw connection at the lower surface of PCB board body, and solid fixed ring is whole to be convex structure, and four screws encircle equidistant connection at the fixed ring surface, and solid fixed ring keeps away from the one end of PCB board body and connects in the recess of connecting block arc surface one.

Compared with the prior art, the utility model has the beneficial effects that: this connect stable PCB board, the inside multiunit gas pocket of evenly seting up of connecting block that sets up, at the fixed in-process of PCB board and electrical apparatus, the connecting block can compression deformation, thereby make the gas pocket produce suction to the electrical apparatus surface, can make PCB board and electrical apparatus stable connection, effectively avoid breaking away from the damage that the electrical apparatus surface caused because of the PCB board, the pin fastener that sets up simultaneously, the fastening main part that is the round platform shape structure can let the pin pass smoothly, but when the pin returns and contracts, pin fastener can produce the resistance to the pin, thereby can make pin formula component firmly install on the PCB board.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic view of the bottom of the structural joint block of the present invention;

FIG. 4 is an enlarged view of the point A in FIG. 2.

In the figure: 1. a PCB body; 2. a fixing hole; 3. a fixing device; 4. a pin element mounting area; 5. punching a pin; 6. a mounted component mounting area; 7. mounting element fastening holes; 8. a pin fastening device; 9. a fixing ring; 10. connecting blocks; 11. and (4) air holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the PCB board is stable in connection and comprises a PCB board body 1, fixing devices 3 and a connecting block 10, wherein a pin element mounting area 4 is arranged on the surface of the PCB board body 1, a plurality of groups of pin through holes 5 are formed in the pin element mounting area 4, a surface-mounted element mounting area 6 is arranged on the surface of the PCB board body 1, a plurality of groups of surface-mounted element fastening holes 7 are formed in the surface-mounted element mounting area 6, the number of the fixing devices 3 is four, the four fixing devices 3 are respectively connected into four fixing holes 2 which are distributed on the surface of the PCB board body 1 in a square mode, the fixing main body of each fixing device 3 is of a hollow cylindrical structure, and the fixing piece of each fixing device 3 is of a circular ring structure; the inner arc surface of the fixing body of the fixing device 3 is provided with a thread structure, two ends of the fixing body are respectively and symmetrically connected with a fixing piece, and the fixing device 3 formed by combining the fixing body and the fixing pieces is of an I-shaped structure; a pin fastening device 8 is connected in the pin through hole 5, a fastening main body of the pin fastening device 8 is in a circular truncated cone-shaped structure, a fastening base of the pin fastening device 8 is in a cylindrical structure, and the pin fastening device 8 is integrally made of rubber; the connecting blocks 10 are connected to the lower surface of the PCB body 1, provided with the fixing holes 2, the number of the connecting blocks 10 is four, the four connecting blocks 10 are respectively and correspondingly connected to the lower end opening of the fixing holes 2, the whole connecting block 10 is of a hollow cylindrical structure, meanwhile, the inner diameter of the connecting block 10 is equal to the diameter of the fixing hole 2, and the outer diameter of the connecting block 10 is larger than that of the fixing device 3; a first groove with an annular structure is formed in the arc surface of the connecting block 10, the cross section of the first groove is of a square structure, a plurality of groups of air holes 11 are uniformly formed in the surface of one end, away from the PCB body 1, of the connecting block 10, the depth of each air hole 11 is half of the thickness of the connecting block 10, and meanwhile, the connecting block 10 is made of rubber; the edge of the connecting block 10 is connected with a fixing ring 9, the fixing ring 9 is connected to the lower surface of the PCB body 1 through a screw, and meanwhile, an air hole 11 is formed in the surface of one end, away from the PCB body 1, of the connecting block 10; the fixed ring 9 is connected on the lower surface of the PCB body 1 through screws, the whole fixed ring 9 is of a convex structure, four screws surround the connection at equal intervals and are connected on the surface of the fixed ring 9, and the end, far away from the PCB body 1, of the fixed ring 9 is connected in a first groove of a connecting block 10 circular arc surface.

As shown in figure 1 and figure 3, the inside multiunit gas pocket 11 of evenly seting up of connecting block 10 that sets up, at the fixed in-process of PCB board and electrical apparatus, connecting block 10 can compression deformation to make gas pocket 11 produce suction to the electrical apparatus surface, can make PCB board and electrical apparatus be stably connected, effectively avoid breaking away from the damage that the electrical apparatus surface caused because of the PCB board.

As shown in fig. 2, the pin fastening device 8 is provided with a fastening body having a truncated cone-shaped structure, which allows the pins to pass through smoothly, but when the pins retract, the pin fastening device 8 will generate resistance to the pins, which will prevent the pins from retracting, so that the pin-type component can be firmly mounted on the PCB.

The working principle is as follows: when the PCB with stable connection is used, a surface-mounted component is inserted into a surface-mounted component fastening hole 7 in a surface-mounted component mounting area 6 on the surface of a PCB body 1, then a pin of the pin component is inserted into a pin through hole 5 in a pin component mounting area 4, the pin smoothly passes through a pin fastening device 8, then corresponding welding is carried out on the pin, when the welding is incomplete, the pin fastening device 8 can prevent the pin from retracting, the connection stability of the pin component and the PCB body 1 is ensured, finally, a screw penetrates through a fixing hole 2 of the PCB body 1 to be connected to the surface of an electrical appliance, a rubber connecting block 10 is subjected to compression deformation in the connection process, so that an air hole 11 formed in the connecting block 10 generates suction on the surface of the electrical appliance, and a second layer is added for connection protection on the basis of the original connection; this is the entire process of operation of the PCB with the connection stabilized.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a connect stable PCB board, includes PCB board body (1), fixing device (3) and connecting block (10), its characterized in that: PCB body (1) surface sets up pin component installing zone (4), sets up multiunit pin perforation (5) in pin component installing zone (4), and PCB body (1) surface sets up dress component installing zone (6), sets up multiunit dress component fastening hole (7) in dress component installing zone (6), fixing device (3) are connected in fixed orifices (2), and pin perforation (5) in connect pin fastener (8), connecting block (10) are connected and are being seted up the lower surface of fixed orifices (2) in PCB body (1), and the edge of connecting block (10) connects solid fixed ring (9), and solid fixed ring (9) pass through the screw connection at PCB body (1) lower surface, and gas pocket (11) are seted up to the one end surface that PCB body (1) was kept away from in connecting block (10) simultaneously.

2. The connection-stabilized PCB of claim 1, wherein: the fixing devices (3) are four in number, the four fixing devices (3) are connected into four fixing holes (2) which are distributed in a square mode on the surface of the PCB body (1) respectively, the fixing main body of each fixing device (3) is of a hollow cylindrical structure, and the fixing pieces of the fixing devices (3) are of circular ring structures.

3. The connection-stabilized PCB of claim 1, wherein: the inner arc surface of the fixing main body of the fixing device (3) is provided with a thread structure, two ends of the fixing main body are symmetrically connected with a fixing piece, and the fixing device (3) formed by combining the fixing main body and the fixing pieces is of an I-shaped structure.

4. The connection-stabilized PCB of claim 1, wherein: the pin through hole (5) is internally connected with a pin fastening device (8), a fastening main body of the pin fastening device (8) is of a round table structure, a fastening base of the pin fastening device (8) is of a cylindrical structure, and the pin fastening device (8) is integrally made of rubber.

5. The connection-stabilized PCB of claim 1, wherein: the quantity of connecting block (10) is four, and four connecting blocks (10) correspond respectively and connect the lower extreme opening part in fixed orifices (2), and connecting block (10) wholly is hollow cylindrical structure, and the internal diameter of connecting block (10) equals the diameter of fixed orifices (2) simultaneously, and the external diameter of connecting block (10) is greater than the external diameter of fixing device (3).

6. The connection-stabilized PCB of claim 1, wherein: the arc surface of the connecting block (10) is provided with a groove I which is of an annular structure, the cross section of the groove I is of a square structure, a plurality of groups of air holes (11) are uniformly formed in the surface of one end, far away from the PCB body (1), of the connecting block (10), the depth of each air hole (11) is half of the thickness of the connecting block (10), and the connecting block (10) is made of rubber.

7. The connection-stabilized PCB of claim 1, wherein: fixed ring (9) are connected at the lower surface of PCB body (1) through the screw, and fixed ring (9) wholly is convex structure, and four screws encircle equidistant connection at fixed ring (9) surface, and the one end that fixed ring (9) kept away from PCB body (1) is connected in the recess of connecting block (10) arc surface.