Circuit board with modular structure

Abstract

The utility model relates to the technical field of circuit board application, in particular to a circuit board with a modular structure, which comprises a connecting frame, a basic circuit board is embedded in the connecting frame, combined module structures are arranged at two ends of the connecting frame, outer mounting frames are arranged on two sides of the connecting frame, and positioning structures are designed in the outer mounting frames. Connecting structures are designed at the two ends of the mounting outer frame, a damping fixing structure is mounted on the outer side of the mounting outer frame, a combined module structure is adopted, a plurality of basic circuit boards are electrically connected, and the connecting effect between the circuit boards and an external structure when the circuit boards are used at the same time is improved; the working position of the basic circuit board is flexibly adjusted, the mounting flexibility of the circuit board is improved, a damping fixing structure is used, the device is fixedly connected with an external device, the influence of external oscillation on the circuit board is reduced, the use effect of the circuit board is improved, and the service life of the circuit board is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board application, in particular to a circuit board with a modular structure. Background Art

[0002] Circuit board, also known as printed circuit board or circuit board, is an indispensable component of modern electronic devices. It carries and connects various electronic components to realize the functions of electronic devices. Circuit board is composed of one or more layers of insulating materials and conductive materials, and is used to make circuits of various electronic products. It realizes the functions of electronic devices by connecting electronic components together according to circuit principles.

[0003] A multilayer circuit board with an existing application number of CN201721657373.1 relates to the technical field of circuit boards. The multilayer circuit board includes a fixing box and a plug board, a third circuit board is arranged on the lower side of the second circuit board, a connecting line is movable on the front side of the first circuit board, a first plug strip is fixedly connected to the front upper end of the first circuit board, a first plug strip is penetrated through the front end of the first plug strip, a second plug strip is fixedly connected to the front upper end of the second circuit board, a second plug strip is penetrated through the front end of the second plug strip, a third plug strip is fixedly connected to the front upper end of the third circuit board, and a third plug strip is penetrated through the front end of the third plug strip. The multilayer circuit board is provided with a converter in the shape of a "rectangle", and a plug board is penetrated through the front end of the converter. When the electricity converted by the conversion line enters the converter, the converter can automatically transmit the required electricity to the plug board, and multiple circuit boards can be effectively operated at the same time through the converter. It is suitable for the production and use of circuit boards and has good development space.

[0004] The above device improves the convenience of production and use of circuit boards. However, it will be affected by external forces during use, reducing the service life and working effect of the circuit boards. In addition, when using multiple circuit boards, the user needs to use multiple converters to cooperate with the circuit boards, which is not convenient to use. Utility Model Content

[0005] In order to overcome the technical defects of the prior art, the utility model provides a circuit board with a modular structure, so as to improve the flexibility and service life of multiple circuit boards when used simultaneously.

[0006] The technical solution adopted by the utility model is: a circuit board of modular structure, including a connecting frame, a basic circuit board is embedded and installed inside the connecting frame, combined module structures are arranged at both ends of the connecting frame, installation outer frames are arranged on both sides of the connecting frame, a positioning structure is designed inside the installation outer frame, connecting structures are designed at both ends of the installation outer frame, and a shock-absorbing fixing structure is installed on the outside of the installation outer frame.

[0007] Preferably, in order to connect the basic circuit boards to each other, the combined module structure includes a connecting plug and a connecting slot, the connecting plug is respectively embedded and installed on both sides of one end of the connecting frame, and the connecting slot is embedded and installed on the other end of the connecting frame, and the connecting plug and the connecting slot are slidably engaged with each other.

[0008] Preferably, in order to adjust the use position of the connecting frame, connecting grooves are provided on both upper and lower sides of both ends of the connecting frame, and connecting slide rods are provided on both sides inside the connecting frame, and the connecting slide rods and the connecting slide grooves are slidably engaged with each other.

[0009] Preferably, in order to improve the connection effect between the connecting frame and the mounting outer frame, the positioning structure includes a positioning protrusion, the positioning protrusion is evenly installed inside the connecting slide rod, a positioning through hole is opened inside the connecting slide groove, the positioning protrusion and the positioning through hole are slidably engaged with each other, a positioning installation groove is evenly opened on the inner side of the connecting slide rod, the positioning protrusion is slidably engaged with the inside of the positioning installation groove, a support spring is fixedly installed on one end of the positioning protrusion, and the other end of the support spring is fixedly connected to the connecting slide rod.

[0010] Preferably, in order to improve the connection effect between the devices, the connection structure includes a rotating connecting buckle and a connecting card slot. A rotating receiving groove is opened on the outer side of one end of the mounting outer frame. The rotating connecting buckle is rotatably installed inside the rotating receiving groove. The connecting card slot is opened on the outer side of the other end of the mounting outer frame. The connecting card slot and the rotating connecting buckle are slidably engaged with each other.

[0011] Preferably, in order to increase the convenience of using the device, a rotating mounting shaft is fixedly installed inside one end of the rotating storage groove, a return spring is mounted on the outer side of the rotating mounting shaft, one end of the return spring and the rotating mounting shaft are fixedly connected to each other, a rotating mounting hole is provided at one end of the rotating connecting buckle, the rotating mounting hole and the return spring are rotatably engaged with each other, and the other end of the return spring and the rotating connecting buckle are fixedly connected to each other.

[0012] Preferably, in order to install and fix the device, the shock-absorbing fixing structure includes an installation connecting plate, and both ends of the connecting frame are provided with oscillation connecting grooves. One side of the installation connecting plate is slidably connected to the inside of the oscillation connecting groove, and a fixed installation hole is provided at the center position of the installation connecting plate.

[0013] Preferably, in order to improve the stability of the device when in use, damping connecting rods are provided at both ends of the inner part of the oscillation connecting groove, damping mounting holes are opened on both sides of the mounting connecting plate, the damping mounting holes and the damping connecting rods are damped and slidably engaged with each other, and buffer springs are mounted on both ends of the damping connecting rod, one end of the buffer spring is fixedly connected to the mounting connecting plate, and the other end of the buffer spring is fixedly connected to the connecting frame.

[0014] The beneficial effects of the utility model are as follows: a combined module structure is adopted to electrically connect multiple basic circuit boards, thereby improving the connection effect between multiple circuit boards and external structures when using multiple circuit boards at the same time; by installing an outer frame and a positioning structure, the working position of the basic circuit board can be flexibly adjusted, thereby improving the flexibility of circuit board installation; a shock-absorbing fixing structure is used to fix the device and external devices to each other, thereby reducing the impact of external vibrations on the circuit board, thereby improving the use effect and service life of the circuit board. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model.

[0016] Figure 2 It is a schematic diagram of the combined structure of the utility model.

[0017] Figure 3 It is a structural schematic diagram of the connecting frame part in the utility model.

[0018] Figure 4 It is a structural schematic diagram of the outer frame installation part in the utility model.

[0019] Figure 5 It is a side sectional structural schematic diagram of the installation outer frame part in the utility model.

[0020] Figure 6 It is a schematic diagram of the upper cross-sectional structure of the outer frame installation part in the utility model.

[0021] Explanation of the accompanying drawings: In the figure: 1, connecting frame; 2, basic circuit board; 3, combined module structure; 301, connecting plug; 302, connecting slot; 4, installing outer frame; 5, positioning structure; 501, positioning protrusion; 502, supporting spring; 6, connecting structure; 601, rotating connecting buckle; 602, connecting slot; 7, shock-absorbing fixing structure; 701, installing connecting plate; 702, damping connecting rod; 703, buffer spring. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings:

[0023] like Figure 1-Figure 6As shown, this embodiment provides a circuit board with a modular structure, including a connecting frame 1, a basic circuit board 2 is embedded and installed inside the connecting frame 1, and a combined module structure 3 is arranged at both ends of the connecting frame 1, so that a plurality of devices can be combined and connected. The combined module structure 3 includes a connecting plug 301 and a connecting slot 302. The connecting plug 301 is respectively embedded and installed on both sides of one end of the connecting frame 1, and the connecting slot 302 is embedded and installed at the other end of the connecting frame 1. The connecting plug 301 and the connecting slot 302 are slidably engaged with each other, thereby improving the rapid electrical connection between the basic circuit boards 2.

[0024] The two sides of the connecting frame 1 are provided with mounting frames 4 to improve the flexibility of the device during installation. The interior of the mounting frame 4 is designed with a positioning structure 5 to adjust the positional relationship between the connecting frame 1 and the basic circuit board 2 to improve the flexibility of the device installation. Both ends of the connecting frame 1 are provided with connecting grooves on the upper and lower sides. The connecting frame 1 is provided with connecting slide rods on both sides of the interior to fix the position of the connecting frame 1. The connecting slide rods and the connecting slide grooves are slidably engaged with each other. The positioning structure 5 includes positioning protrusions 501, which are evenly installed inside the connecting slide rods. The interior of the connecting slide groove is opened. A positioning through hole is provided, and the positioning protrusion 501 is slidably engaged with the positioning through hole. The inner side of the connecting slide bar is evenly provided with positioning installation grooves, and the positioning protrusion 501 is slidably engaged with the inside of the positioning installation groove. A support spring 502 is fixedly installed at one end of the positioning protrusion 501, and the other end of the support spring 502 is fixedly connected to the connecting slide bar to push the positioning protrusion 501 and the positioning through hole to engage with each other. The outer side of the positioning protrusion 501 is provided with arc-shaped corners to facilitate the disengagement of the positioning protrusion 501 from the positioning through hole, thereby flexibly adjusting the use position of the installation outer frame 4.

[0025] The two ends of the mounting outer frame 4 are designed with connecting structures 6 to ensure a stable connection between the mounting outer frames 4. The connecting structure 6 includes a rotating connecting buckle 601 and a connecting card slot 602. A rotating storage slot is provided on the outer side of one end of the mounting outer frame 4. The rotating connecting buckle 601 is rotatably installed inside the rotating storage slot. The connecting card slot 602 is provided on the outer side of the other end of the mounting outer frame 4. The connecting card slot 602 and the rotating connecting buckle 601 are slidably engaged with each other, thereby improving the stability of the device when in use. A rotating mounting shaft is fixedly installed inside one end of the rotating storage slot, and a return spring is sleeved on the outer side of the rotating mounting shaft. One end of the return spring is fixedly connected to the rotating mounting shaft. A rotating mounting hole is provided at one end of the rotating connecting buckle 601. The rotating mounting hole and the return spring are rotatably engaged with each other. The other end of the return spring is fixedly connected to the rotating connecting buckle 601, thereby improving the convenience of the rotating connecting buckle 601 when idle.

[0026] A shock-absorbing fixing structure 7 is installed on the outer side of the mounting outer frame 4 to reduce the influence of external force on the circuit board. The shock-absorbing fixing structure 7 includes a mounting connecting plate 701. Oscillation connecting grooves are provided at both ends of the connecting frame 1. One side of the mounting connecting plate 701 is slidably connected to the inside of the oscillation connecting groove. A fixed mounting hole is provided at the center of the mounting connecting plate 701. Damping connecting rods 702 are provided at both ends of the inside of the oscillation connecting groove. Damping mounting holes are provided on both sides of the mounting connecting plate 701. The damping mounting holes and the damping connecting rod 702 are mutually damped and slidably connected. Buffer springs 703 are installed at both ends of the damping connecting rod 702. One end of the buffer spring 703 is fixedly connected to the mounting connecting plate 701, and the other end of the buffer spring 703 is fixedly connected to the connecting frame 1 to reduce the influence of external vibration on the circuit board.

[0027] The above shows and describes the basic principles and main features of the invention and the advantages of the invention. Those skilled in the art should understand that the invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the invention. Without departing from the spirit and scope of the invention, the invention may have various changes and improvements, which shall fall within the scope of the invention to be protected. The scope of protection of the invention shall be defined by the attached claims and their equivalents.

Claims

1. A circuit board of modular structure, comprising a connection frame (1), characterized in that: A basic circuit board (2) is embedded and installed inside the connection frame (1), combined module structures (3) are arranged at both ends of the connection frame (1), mounting outer frames (4) are arranged on both sides of the connection frame (1), a positioning structure (5) is designed inside the mounting outer frame (4), connecting structures (6) are designed at both ends of the mounting outer frame (4), and a shock-absorbing fixing structure (7) is installed on the outside of the mounting outer frame (4).

2. The circuit board of the modular structure according to claim 1, characterized in that: The combined module structure (3) comprises a connecting plug (301) and a connecting slot (302); the connecting plug (301) is respectively mounted on both sides of one end of the connecting frame (1); the connecting slot (302) is mounted on the other end of the connecting frame (1); the connecting plug (301) and the connecting slot (302) are slidably engaged with each other.

3. The circuit board of modular structure according to claim 1, characterized in that: Both ends of the connection frame (1) are provided with connection slide grooves on both upper and lower sides, and connection slide rods are provided on both sides of the interior of the connection frame (1), and the connection slide rods and the connection slide grooves are slidably engaged with each other.

4. The circuit board of modular structure according to claim 3, characterized in that: The positioning structure (5) includes a positioning protrusion (501), the positioning protrusion (501) is evenly installed inside the connecting slide rod, a positioning through hole is opened inside the connecting slide groove, the positioning protrusion (501) and the positioning through hole are slidably engaged with each other, a positioning installation groove is evenly opened on the inner side of the connecting slide rod, the positioning protrusion (501) is slidably engaged with the inside of the positioning installation groove, one end of the positioning protrusion (501) is fixedly installed with a support spring (502), and the other end of the support spring (502) is fixedly connected to the connecting slide rod.

5. The circuit board of modular structure according to claim 1, characterized in that: The connection structure (6) comprises a rotating connection buckle (601) and a connection slot (602); a rotating receiving slot is provided on the outer side of one end of the installation outer frame (4); the rotating connection buckle (601) is rotatably installed inside the rotating receiving slot; the connection slot (602) is provided on the outer side of the other end of the installation outer frame (4); and the connection slot (602) and the rotating connection buckle (601) are slidably engaged with each other.

6. The circuit board of modular structure according to claim 5, characterized in that: A rotating mounting shaft is fixedly installed inside one end of the rotating storage groove, and a return spring is sleeved on the outer side of the rotating mounting shaft. One end of the return spring is fixedly connected to the rotating mounting shaft. A rotating mounting hole is opened at one end of the rotating connecting buckle (601). The rotating mounting hole and the return spring are rotatably engaged with each other, and the other end of the return spring is fixedly connected to the rotating connecting buckle (601).

7. The circuit board of modular structure according to claim 1, characterized in that: The shock-absorbing fixing structure (7) comprises a mounting connecting plate (701), and both ends of the connecting frame (1) are provided with oscillation connecting grooves. One side of the mounting connecting plate (701) is slidably engaged in the interior of the oscillation connecting groove, and a fixing mounting hole is provided at the center of the mounting connecting plate (701).

8. The circuit board of modular structure according to claim 7, characterized in that: Damping connecting rods (702) are provided at both ends of the oscillation connecting groove, and damping mounting holes are provided on both sides of the mounting connecting plate (701). The damping mounting holes and the damping connecting rods (702) are mutually damped and slidably engaged, and buffer springs (703) are sleeved on both ends of the damping connecting rod (702), one end of the buffer spring (703) is fixedly connected to the mounting connecting plate (701), and the other end of the buffer spring (703) is fixedly connected to the connecting frame (1).

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