CN214014613U

CN214014613U - Circuit board with anti-seismic performance

Info

Publication number: CN214014613U
Application number: CN202022905295.0U
Authority: CN
Inventors: 陈晓霞
Original assignee: Shenzhen Ribom Electronics Co ltd
Current assignee: Shenzhen Ribom Electronics Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-08-20
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a circuit board with anti-seismic performance, comprising a base plate, be provided with the ceramic plate directly over the bottom plate, first spacing post is all installed to the upper surface both sides of bottom plate, the top of first spacing post passes the first through-hole on the ceramic plate and is connected with first limiting plate, the outer wall outside cover of first spacing post is equipped with first spring, and first spring is located between ceramic plate and the bottom plate, the upper surface of ceramic plate is installed the circuit board body, the upper surface both sides of bottom plate all install first curb plate, install first damping rubber pad on one side outer wall of first curb plate, the opposite side outer wall of first damping rubber pad contacts with the ceramic plate; the utility model solves the problems that the existing circuit board has poor anti-seismic performance and the circuit board is damaged due to the long-time shock; the utility model discloses the effectual anti-seismic performance that has improved the life of circuit board body, and the practicality is strong.

Description

Circuit board with anti-seismic performance

Technical Field

The utility model relates to a circuit board technical field specifically is a circuit board with anti-seismic performance.

Background

The circuit board has the name: circuit board, PCB board, aluminium base board, high frequency board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board etc.. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout; with the rapid development of electronic technology, the requirements on electronic products are higher and higher, the functions are more and more, the integration level of chips is higher and higher, and the design requirements on circuit boards are higher and higher in contrast to the integration level of chips.

However, the existing circuit board has poor anti-seismic performance, and the circuit board is damaged due to long-time vibration, so that the service life of the circuit board is shortened; therefore, the existing use requirements are not satisfied.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit board with anti-seismic performance to solve the problem that proposes in 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 circuit board with anti-seismic performance, includes the bottom plate, be provided with the ceramic plate directly over the bottom plate, first spacing post is all installed to the upper surface both sides of bottom plate, first through-hole and first limiting plate connection on the ceramic plate are passed on the top of first spacing post, the outer wall outside cover of first spacing post is equipped with first spring, and first spring is located between ceramic plate and the bottom plate, the last surface mounting of ceramic plate has the circuit board body, first curb plate is all installed to the upper surface both sides of bottom plate, install first damping rubber pad on one side outer wall of first curb plate, the opposite side outer wall of first damping rubber pad contacts with the ceramic plate, damper about both sides between the upper surface that the lower surface of ceramic plate has the bottom plate all install, damper includes first mounting panel, second curb plate, the spacing post of second, A second limiting plate, a second mounting plate, a second spring, a moving plate, a second damping rubber pad, a second through hole, a second threaded hole and a third through hole, the two sides of the upper surface of the second mounting plate are respectively provided with a second side plate, the center of the upper surface of the second mounting plate is provided with a second damping rubber pad, the top of the second damping rubber pad is provided with a movable plate, the bottom of the moving plate is attached to the top of the second damping rubber pad, the outer wall of the moving plate is provided with a second through hole, a second limiting post is arranged in the second through hole, both ends of the second limiting post penetrate through a third through hole on the second side plate and are connected with a second limiting plate, the top end of the moving plate is provided with a first mounting plate, the outer side of the outer wall of the second limiting column is sleeved with a second spring, and the second spring is located between second side plate and the movable plate, and the lower surface of ceramic plate is installed with radiating fin.

Preferably, the first through holes are formed in two sides of the surface of the ceramic plate, and the third through holes are formed in the outer wall of the second side plate.

Preferably, an external thread is arranged on the outer wall of the top end of the first limiting column, a first threaded hole is formed in the surface of the first limiting plate, and the external thread on the outer wall of the first limiting column is in threaded engagement with the internal thread on the hole wall of the first threaded hole.

Preferably, the outer wall of the second limiting column is in clearance connection with the hole wall of the second through hole.

Preferably, the outer walls of the two ends of the second limiting column are provided with external threads, the center position of the outer wall of the second limiting plate is provided with a second threaded hole, and the external threads on the outer wall of the second limiting column are meshed with the internal threads on the hole wall of the second threaded hole.

Preferably, the first mounting plate is connected with the ceramic plate by fastening bolts, and the second mounting plate is connected with the bottom plate by fastening bolts.

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

(1) the utility model discloses a cooperation setting of first spring, first limiting plate, first spacing post, first screw hole, first through-hole, first curb plate and first damping rubber pad is worked as the utility model discloses an on circuit board body receives when the shaking force of direction from top to bottom, the buffering shock attenuation of direction about can playing to circuit board body to resilience after the first spring deformation, has strengthened the utility model discloses an shock resistance has improved the life of circuit board body.

(2) Through controlling damper's setting, work the utility model discloses a circuit board body receives when controlling the shaking force of direction, and the resilience can play the buffering shock attenuation of controlling the direction to the circuit board body after the second spring deformation, has further strengthened the utility model discloses an shock resistance has further improved the life of circuit board.

(3) Through ceramic plate and radiating fin's cooperation setting, the heat that circuit board body work produced can transmit for the ceramic plate, and the ceramic plate dispels the heat to external air in, and radiating fin has increased the utility model discloses radiating area, thereby the utility model discloses can effectually dispel the heat to the circuit board body, the practicality is strong.

Drawings

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

fig. 2 is a schematic view of a partial enlarged structure at a in fig. 1 according to the present invention;

FIG. 3 is a front view of the left and right shock absorbing mechanisms of the present invention;

fig. 4 is a sectional view of the left and right shock absorbing mechanisms of the present invention.

In the figure: 1. a first limit plate; 2. a first limit post; 3. a circuit board body; 4. a ceramic plate; 5. a heat dissipating fin; 6. a first side plate; 7. a first damping rubber pad; 8. a base plate; 9. a first spring; 10. a left and right shock absorbing mechanism; 1001. a first mounting plate; 1002. a second side plate; 1003. a second limit post; 1004. a second limiting plate; 1005. a second mounting plate; 1006. a second spring; 1007. moving the plate; 1008. a second damping rubber pad; 1009. a second through hole; 1010. a second threaded hole; 1011. a third through hole; 11. a first threaded hole; 12. a first via.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a circuit board with anti-seismic performance, comprising a base plate 8, be provided with ceramic plate 4 directly over bottom plate 8, first spacing post 2 is all installed to the upper surface both sides of bottom plate 8, first through-hole 12 and first limiting plate 1 on ceramic plate 4 are passed on the top of first spacing post 2 are connected, the outer wall outside cover of first spacing post 2 is equipped with first spring 9, and first spring 9 is located between ceramic plate 4 and bottom plate 8, the upper surface mounting of ceramic plate 4 has circuit board body 3, first curb plate 6 is all installed to the upper surface both sides of bottom plate 8, install first damping rubber pad 7 on one side outer wall of first curb plate 6, the opposite side outer wall of first damping rubber pad 7 contacts with ceramic plate 4, damping mechanism 10 about the lower surface of ceramic plate 4 has both sides between the upper surface of bottom plate 8 to all install, damping mechanism 10 includes first mounting panel 1001, damping mechanism 10, A second side plate 1002, a second limiting column 1003, a second limiting plate 1004, a second mounting plate 1005, a second spring 1006, a moving plate 1007, a second damping rubber pad 1008, a second through hole 1009, a second threaded hole 1010 and a third through hole 1011, wherein the second side plate 1002 is mounted on each of two sides of the upper surface of the second mounting plate 1005, the second damping rubber pad 1008 is mounted at the center position of the upper surface of the second mounting plate 1005, the moving plate 1007 is arranged at the top of the second damping rubber pad 1008, the bottom of the moving plate 1007 is attached to the top of the second damping rubber pad 1008, the second through hole 1009 is formed in the outer wall of the moving plate 1007, the second limiting column 1003 is mounted in the second through hole 1009, each of two ends of the second limiting column 1003 passes through the third through hole 1011 on the second side plate 1002 to be connected with the second limiting plate 1004, the first mounting plate 1001 is mounted at the top end of the moving plate 1007, the second spring 1006 is sleeved on the outer wall of the second limiting column 1003, the second spring 1006 is positioned between the second side plate 1002 and the moving plate 1007, the lower surface of the ceramic plate 4 is provided with the heat radiating fins 5, the first through hole 12 is arranged on both sides of the surface of the ceramic plate 4, the third through hole 1011 is arranged on the outer wall of the second side plate 1002, the outer wall of the top end of the first limit column 2 is provided with an external thread, the surface of the first limit plate 1 is provided with a first threaded hole 11, the external thread on the outer wall of the first limit column 2 is meshed and connected with the internal thread on the wall of the first threaded hole 11, the outer wall of the second limit column 1003 is in clearance connection with the wall of the second through hole 1009, the external threads are arranged on the outer walls of both ends of the second limit column 1003, the center position of the outer wall of the second limit plate 1004 is provided with a second threaded hole 1010, the external thread on the outer wall of the second limit column 1003 is meshed and connected with the internal thread on the wall of the second threaded hole 1010, the first mounting plate 1001 is connected with the ceramic plate 4 through a fastening bolt, the second mounting plate 1005 is connected to the bottom plate 8 by fastening bolts.

The working principle is as follows: when the utility model is used, when the circuit board body 3 of the utility model is subjected to the vibration force in the up-down direction, the first spring 9 rebounds after deformation to play the up-down direction for buffering and damping, thereby enhancing the shock resistance of the utility model and prolonging the service life of the circuit board body 3, when the circuit board body 3 of the utility model is subjected to the vibration force in the left-right direction, the rebounding after deformation of the second spring 1006 can play the left-right direction for buffering and damping to the circuit board body 3, thereby further enhancing the shock resistance of the utility model and prolonging the service life of the circuit board, through the matching arrangement of the ceramic plate 4 and the radiating fins 5, the heat generated by the circuit board body 3 can be transmitted to the ceramic plate 4, the ceramic plate 4 radiates the heat to the outside air, the radiating fins 5 increase the radiating area of the utility model, thereby the utility model can effectively radiate the heat to the circuit board body 3, the practicability is strong.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A circuit board with shock resistance, includes bottom plate (8), its characterized in that: be provided with ceramic plate (4) directly over bottom plate (8), first spacing post (2) are all installed to the upper surface both sides of bottom plate (8), first through-hole (12) on ceramic plate (4) are passed on the top of first spacing post (2) are connected with first limiting plate (1), the outer wall outside cover of first spacing post (2) is equipped with first spring (9), and first spring (9) are located between ceramic plate (4) and bottom plate (8), the last surface mounting of ceramic plate (4) has circuit board body (3), first curb plate (6) are all installed to the upper surface both sides of bottom plate (8), install first damping rubber pad (7) on one side outer wall of first curb plate (6), the opposite side outer wall of first damping rubber pad (7) contacts with ceramic plate (4), left and right shock attenuation mechanism (10) are all installed to the lower surface of ceramic plate (4) have both sides between the upper surface of bottom plate (8), the left and right shock absorption mechanism (10) comprises a first mounting plate (1001), a second side plate (1002), a second limiting column (1003), a second limiting plate (1004), a second mounting plate (1005), a second spring (1006), a moving plate (1007), a second damping rubber pad (1008), a second through hole (1009), a second threaded hole (1010) and a third through hole (1011), wherein the second side plate (1002) is mounted on two sides of the upper surface of the second mounting plate (1005), the second damping rubber pad (1008) is mounted at the center of the upper surface of the second mounting plate (1005), the moving plate (1007) is arranged at the top of the second damping rubber pad (1008), the bottom of the moving plate (1007) is attached to the top of the second damping rubber pad (1008), the second through hole (1009) is formed in the outer wall of the moving plate (1007), the second limiting column (1003) is mounted in the second through hole (1009), the both ends of spacing post of second (1003) all pass third through-hole (1011) on second curb plate (1002) and are connected with second limiting plate (1004), first mounting panel (1001) are installed on the top of movable plate (1007), the outer wall outside cover of spacing post of second (1003) is equipped with second spring (1006), and second spring (1006) are located between second curb plate (1002) and movable plate (1007), the lower surface mounting of ceramic plate (4) has radiating fin (5).

2. A wiring board with shock resistance according to claim 1, wherein: the first through hole (12) is formed in two sides of the surface of the ceramic plate (4), and the third through hole (1011) is formed in the outer wall of the second side plate (1002).

3. A wiring board with shock resistance according to claim 1, wherein: the top end outer wall of the first limiting column (2) is provided with an external thread, a first threaded hole (11) is formed in the surface of the first limiting plate (1), and the external thread on the outer wall of the first limiting column (2) is meshed with the internal thread on the hole wall of the first threaded hole (11) in a threaded manner.

4. A wiring board with shock resistance according to claim 1, wherein: the outer wall of the second limiting column (1003) is in clearance connection with the hole wall of the second through hole (1009).

5. A wiring board with shock resistance according to claim 1, wherein: the outer walls of two ends of the second limiting column (1003) are provided with external threads, the center of the outer wall of the second limiting plate (1004) is provided with a second threaded hole (1010), and the external threads on the outer wall of the second limiting column (1003) are meshed with the internal threads on the hole wall of the second threaded hole (1010).

6. A wiring board with shock resistance according to claim 1, wherein: the first mounting plate (1001) is connected with the ceramic plate (4) through fastening bolts, and the second mounting plate (1005) is connected with the bottom plate (8) through fastening bolts.