Circuit board with shock attenuation is anti to fall function
Technical Field
The utility model relates to a circuit board field especially relates to a circuit board with shock attenuation is anti to fall function.
Background
The circuit board is also called as a printed circuit board, so that a support body of the electronic component is also a carrier for electrical connection of the electronic component; the printed circuit board mainly comprises a bonding pad, a through hole, a mounting hole, a lead, a component, filling and the like.
The mounting means of present circuit board mainly adopts bolt fixed mounting to install in quick-witted incasement wall's mode, and the circuit board is connected for rigid connection with quick-witted case for the installation of circuit board lacks certain shock-absorbing function, makes quick-witted case or circuit board when suffering the striking, makes the circuit board take place to damage easily, perhaps the electron on the circuit board is kept away from and is fallen with the circuit board, thereby influences the normal use of circuit board, consequently, in order to solve this type of problem, we provide a circuit board that has the shock attenuation and resist and fall the function.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of circuit board with shock attenuation is anti to fall function has solved the circuit board of current circuit machine incasement portion and has generally adopted the fixed mode of fixed mounting at quick-witted incasement wall, and the mounting means is simple, and the shock attenuation effect is relatively poor, when the case bumps, causes the problem that the circuit board damaged easily.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a circuit board with shock absorption and anti-falling functions comprises a box body, wherein an installation support is installed on the inner wall of the box body, the installation support is fixedly connected with the box body through bolts, vertical sliding grooves are respectively formed in the two side surfaces of the installation support, first sliding seats are respectively and slidably installed in the vertical sliding grooves, two vertical shock absorption springs which are symmetrically distributed are respectively arranged in the vertical sliding grooves, the first sliding seats are respectively arranged between the two vertical shock absorption springs, a base is fixedly connected between the two first sliding seats, transverse sliding grooves which are symmetrically distributed are formed in the surface, away from the box body, of one side of the base, a second sliding seat is respectively and slidably installed in the transverse sliding grooves, two transverse shock absorption springs which are symmetrically distributed are respectively arranged in the transverse sliding grooves, and the second sliding seat is respectively arranged between the two transverse shock absorption springs, the equal fixedly connected with in one side surface that the base was kept away from to the second sliding seat is the mounting bolt of symmetric distribution, just one side that the installing support was kept away from to the base is provided with the circuit board, mounting bolt all runs through the circuit board and with circuit board sliding connection.
Preferably, one side of the circuit board, which is far away from the base, is provided with a mounting nut, and the mounting nut is respectively in threaded connection with the mounting bolt.
Preferably, second-order damping springs which are uniformly distributed are arranged between the circuit board and the second sliding seat, and the second-order damping springs are respectively sleeved with the mounting bolts.
Preferably, the both sides of circuit board all are provided with the grip slipper, just the equal fixed mounting in a side surface that the grip slipper is close to the circuit board has the telescopic link, the equal fixed mounting in one end that the grip slipper was kept away from to the telescopic link has the clamping head.
Preferably, a clamping spring is fixedly mounted between the clamping head and the clamping seat, and the clamping spring is sleeved with the telescopic rod.
Preferably, the surface of the mounting bolt is provided with evenly distributed anti-slip threads.
The utility model has the advantages that:
1. vertical damping springs are symmetrically arranged in the vertical sliding groove, so that the vibration in the vertical direction transmitted by the box body can be absorbed by the vertical damping springs; meanwhile, transverse damping springs are symmetrically distributed in the transverse sliding grooves, and transverse vibration is transmitted to the absorption box body through the transverse damping springs; simultaneously, the second-order damping spring is arranged between the second sliding seat and the circuit board, so that the circuit board is further absorbed and vibrated, is installed in the box body and has a certain damping and anti-falling function, and the safe and stable operation of the circuit board is facilitated.
2. The clamping bases are arranged on the two sides of the base, the clamping springs are arranged between the clamping bases and the clamping heads, the clamping heads are pushed through the clamping springs to clamp the circuit board, and the circuit board can be kept on the inner wall of the installation box body which is stable when the shock absorption is achieved.
In conclusion, the circuit board of the device has a certain shock absorption and anti-falling function, and safe and stable operation of the circuit board is facilitated; meanwhile, the circuit board can be kept on the inner wall of the installation box body which is stable, and the practicability is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of a structure shown in fig. 1 according to the present invention.
Fig. 3 is a side view of the mounting structure of the mounting bracket, the base and the circuit board of the present invention.
Fig. 4 is an enlarged view of the structure B in fig. 3 according to the present novel use.
Reference numbers in the figures: 1. a box body; 2. mounting a bracket; 3. a vertical chute; 4. a first sliding seat; 5. a vertical damping spring; 6. a base; 7. a transverse chute; 8. a second sliding seat; 9. a lateral damping spring; 10. a circuit board; 11. installing a bolt; 12. mounting a nut; 13. a second order damping spring; 14. a clamping seat; 15. a telescopic rod; 16. a clamping spring; 17. a clamping head.
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.
Referring to fig. 1-4, a circuit board with shock absorption and drop resistance functions comprises a box body 1, wherein an installation support 2 is installed on the inner wall of the box body 1, the installation support 2 is fixedly connected with the box body 1 through bolts, vertical sliding grooves 3 are respectively formed in the surfaces of the two sides of the installation support 2, first sliding seats 4 are respectively and slidably installed in the vertical sliding grooves 3, two vertical shock absorption springs 5 are respectively and symmetrically distributed in the vertical sliding grooves 3, the first sliding seats 4 are respectively arranged between the two vertical shock absorption springs 5, a base 6 is fixedly connected between the two first sliding seats 4, transverse sliding grooves 7 are symmetrically distributed in the surface of one side of the base 6 away from the box body 1, second sliding seats 8 are respectively and slidably installed in the transverse sliding grooves 7, two transverse shock absorption springs 9 are respectively and symmetrically distributed in the transverse sliding grooves 7, the second sliding seat 8 is respectively arranged between the two transverse damping springs 9, the surface of one side of the second sliding seat 8, which is far away from the base 6, is fixedly connected with symmetrically distributed mounting bolts 11, the side of the base 6, which is far away from the mounting bracket 2, is provided with a circuit board 10, the mounting bolts 11 all penetrate through the circuit board 10 and are in sliding connection with the circuit board 10, one side of the circuit board 10, which is far away from the base 6, is provided with mounting nuts 12, the mounting nuts 12 are respectively in threaded connection with the mounting bolts 11, second-order damping springs 13 which are uniformly distributed are arranged between the circuit board 10 and the second sliding seat 8, the second-order damping springs 13 are respectively sleeved with the mounting bolts 11, clamping seats 14 are respectively arranged on two sides of the circuit board 10, telescopic rods 15 are respectively and fixedly arranged on the surface of one side, which is close to the circuit board 10, of the clamping seats 14, and clamping heads 17 are respectively and fixedly arranged on one ends, which are far away from the clamping seats 14, of the telescopic rods 15, equal fixed mounting has clamping spring 16 between clamping head 17 and the grip slipper 14, just clamping spring 16 all cup joints with telescopic link 15, the surface of construction bolt 11 is provided with evenly distributed's anti-skidding screw thread.
The working principle is as follows: when the device is used, if the box body 1 is impacted, the vibration generated by the impact is transmitted to the mounting bracket 2, and meanwhile, the vibration in the vertical direction is reduced and transmitted to the base 6 through the vertical damping springs 5 symmetrically arranged in the vertical sliding groove 3; meanwhile, the transverse damping springs 9 which are symmetrically distributed are arranged inside the transverse sliding grooves 7 on the base 6, and the transverse damping springs 9 can absorb transverse vibration transmitted from the mounting bracket 2; meanwhile, second-order damping springs 13 which are uniformly distributed are arranged between the circuit board 10 and the second sliding seat 8, and the second-order damping springs 13 further absorb the vibration transmitted to the circuit board 10, so that the circuit board 10 is damped and falls-resistant when the box body 1 is impacted;
by arranging the clamping heads 17 on both sides of the circuit board 10 and arranging the clamping springs 16 between the clamping heads 17 and the clamping seats 14, the clamping heads 17 are pushed by the clamping springs 16 to be clamped on both sides of the circuit board 10, so that the mounting stability of the circuit board 10 is maintained.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.