CN213425936U - Generator shock absorber with low noise - Google Patents

Abstract

The utility model discloses a generator shock absorber that noise is low, the on-line screen storage device comprises a base, the equal fixedly connected with bracing piece in base both sides, be provided with the shock attenuation chamber in the bracing piece, slide bar sliding connection is in the shock attenuation chamber, fixedly connected with buffer board between the slide bar, be provided with the second spring between the blotter, the symmetrical fixedly connected with baffle in buffer board upper end, the side fixedly connected with shock attenuation bracing piece that the baffle was kept away from each other, shock attenuation bracing piece other end fixedly connected with amortization section of thick bamboo, be provided with damping device between mounting panel and the buffer board. This kind of generator shock absorber that noise is low carries out the shock attenuation through upper and lower two-layer device, increases the shock attenuation effect, and the shock attenuation intracavity wall makes the noise carry out multiple reflection for wave inner wall, weakens the impact force of sound, and buffer board upper end both sides are provided with the noise attenuation section of thick bamboo and weaken to the noise of two sides, further improve noise cancelling effect.

Description

Generator shock absorber with low noise

Technical Field

The utility model relates to a bumper shock absorber technical field specifically is a generator bumper shock absorber that noise is low.

Background

The generator is mechanical equipment which converts energy of other forms into electric energy and is driven by a water turbine, a steam turbine, a diesel engine or other power machines to convert energy generated by water flow, air flow, fuel combustion or atomic fission into mechanical energy to be transmitted to the generator and then converted into electric energy by the generator. Therefore, a generator shock absorber with low noise is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a generator shock absorber that noise is low 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: a generator shock absorber with low noise comprises a base, wherein a first silencing cavity is arranged in the base, supporting rods are fixedly connected to two sides of the base, a damping cavity is arranged in each supporting rod, the inner wall of the damping cavity is a wave-shaped inner wall, a buffer block is fixedly connected in the damping cavity, a first spring is arranged at the upper end of each buffer block, the upper end of each first spring is abutted to the bottom end of each sliding rod, the sliding rods are slidably connected in the damping cavity, a mounting plate is fixedly connected to the upper ends of the sliding rods, buffer plates are fixedly connected between the sliding rods, buffer pads are fixedly connected to the bottom ends of the buffer plates and the upper end of the base, the buffer pads are arranged in a plurality of groups and are arranged at equal intervals, a second spring is arranged between the buffer pads, partition plates are symmetrically and fixedly connected, the damping support rod is externally provided with a third spring, the other end of the damping support rod is fixedly connected with a silencing tube, the other end of the silencing tube is fixedly connected to the side face of the sliding rod, a plurality of groups of sound absorbing cotton which are arranged at equal intervals are arranged in the silencing tube, and a damping device is arranged between the mounting plate and the buffer plate.

Preferably, the two side walls of the damping cavity are symmetrically provided with sliding grooves, the two sides of the sliding rod are symmetrically and fixedly connected with sliding blocks, and the sliding blocks are connected in the sliding grooves in a sliding mode.

Preferably, the first sound deadening cavity is filled with a sound absorbing sponge.

Preferably, the damping device comprises a main piston rod, the upper end of the main piston rod is fixedly connected to the middle of the bottom end of the mounting plate, the main piston rod is movably inserted into the main damping tube, a main damping box is arranged at the bottom end of the main damping tube, auxiliary damping tubes are symmetrically arranged on two sides of the main damping box, the two ends of the auxiliary damping tubes, which are far away from each other, are provided with auxiliary damping boxes, and auxiliary piston rods are inserted into the auxiliary damping tubes.

Preferably, a silencing and buffering sponge cushion is arranged at the joint of the upper end of the mounting plate and the generator.

Preferably, one end of the auxiliary piston rod, which is far away from the auxiliary piston rod, is fixedly connected with a limiting plate, and the radius of the limiting plate is larger than that of the auxiliary piston rod.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of generator shock absorber that noise is low is provided with upper shock absorber and lower floor's second spring, shock attenuation is carried out through upper and lower two-layer device, increase shock attenuation effect, and the shock attenuation intracavity wall is the wave inner wall, make the noise carry out multiple reflection on the wave inner wall, the impact force of weakening sound, thereby reach the effect of weakening the noise, be provided with first amortization chamber on the base equally, the noise that will transmit on the base is absorbed, buffer board upper end both sides are provided with the amortization section of thick bamboo, the noise of two sides is weakened through the amortization cotton in the amortization section of thick bamboo, further improve the noise cancelling effect, and amortization section of thick bamboo side is provided with the third spring, the vibrations to the horizontal direction are cushioned, reach the mesh of multidimension degree shock attenuation and.

Drawings

Fig. 1 is a front sectional view of the present invention;

fig. 2 is an enlarged schematic view of a point a in fig. 1.

In the figure: the damping device comprises a base 1, a supporting rod 2, a first damping cavity 3, a damping cavity 4, a buffer block 5, a first spring 6, a sliding groove 7, a sliding rod 8, a sliding block 9, a buffer pad 10, a second spring 11, a buffer plate 12, a mounting plate 13, a partition plate 14, a second damping cavity 15, a damping supporting rod 16, a third spring 17, a damping cylinder 18, sound absorbing cotton 19, a damping device 20, a main piston rod 21, a main damping pipe 22, a main damping box 23, an auxiliary damping pipe 24, an auxiliary damping box 25, an auxiliary piston rod 26 and a limiting plate 27.

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.

Referring to fig. 1-2, the present invention provides a technical solution: a generator shock absorber with low noise comprises a base 1, wherein a first silencing cavity 3 is arranged inside the base 1, when noise is transmitted to the base 1, the first silencing cavity 3 absorbs and weakens the noise, and sound-absorbing sponge can be filled in the first silencing cavity 3 to effectively weaken the noise;

the two sides of the base 1 are fixedly connected with supporting rods 2, a damping cavity 4 is arranged in each supporting rod 2, the inner wall of each damping cavity 4 is a wavy inner wall, when noise is generated in each damping cavity 4, the inner wall can reflect sound for multiple times due to the structure of the wavy inner wall, after the sound is reflected for multiple times, the impact force is reduced, the noise is weakened, and the purpose of reducing the noise is achieved;

the damping cavity 4 is fixedly connected with a buffer block 5, the upper end of the buffer block 5 is provided with a first spring 6, the upper end of the first spring 6 abuts against the bottom end of a sliding rod 8, the sliding rod 8 is connected in the damping cavity 4 in a sliding manner, when vibration in the vertical direction occurs, the sliding rod 8 slides up and down in the damping cavity 4, the first spring 6 at the bottom of the sliding rod 8 is matched with the buffer block 5, the vibration is absorbed and weakened, the damping effect is achieved, and meanwhile, noise generated by the up-and-down sliding can be absorbed and weakened by the wavy inner wall;

the upper end of the sliding rod 8 is fixedly connected with an installation plate 13, the installation plate 13 is used for being connected with a generator, and a rubber cushion pad can be arranged on the installation plate 13 to prevent the generator from colliding with the installation plate 13 during vibration, damaging the generator and generating noise;

buffer plates 12 are fixedly connected between the sliding rods 8, buffer pads 10 are fixedly connected to the bottom ends of the buffer plates 12 and the upper end of the base 1, the buffer pads 10 are provided with a plurality of groups and are arranged at equal intervals, second springs 11 are arranged between the buffer pads 10, when vibration in the vertical direction occurs, the sliding rods 8 slide up and down in the shock absorption cavity 4 to drive the buffer plates 12 to move up and down, the second springs 11 and the buffer pads 10 at the bottom are compressed, and the second springs 11 and the buffer pads 10 absorb and weaken the vibration;

the upper end of the buffer plate 12 is symmetrically and fixedly connected with a partition plate 14, the side surfaces, far away from each other, of the partition plates 14 are fixedly connected with a shock absorption support rod 16, a third spring 17 is arranged outside the shock absorption support rod 16, and when horizontal vibration occurs, the shock absorption support rod 16 and the third spring 17 are matched with each other to buffer the horizontal vibration;

the other end of the damping support rod 16 is fixedly connected with a silencing tube 18, the other end of the silencing tube 18 is fixedly connected to the side face of the slide rod 8, a plurality of groups of sound-absorbing cotton 19 which are arranged at equal intervals are arranged inside the silencing tube 18, when the damping support rod 16 and the third spring 17 buffer the vibration in the horizontal direction, noise can occur, the sound-absorbing cotton 19 in the silencing tube 18 can absorb the noise at the moment, the loose porous structure of the sound-absorbing cotton 19 enables the noise to be reflected for a plurality of times inside, the noise is weakened, the noise reduction purpose is achieved, the noise is weakened for a plurality of times due to the arrangement of the plurality of groups of sound-absorbing cotton 19;

be provided with damping device 20 between mounting panel 13 and the buffer board 12, when the vertical direction takes place vibrations, damping device 20 at first cushions vibrations, and the vibrations that do not obtain complete buffering continue to transmit the second spring 11 and the shock attenuation chamber 4 of bottom through buffer board 12 in, shock attenuation chamber 4 and second spring 11 continue to cushion vibrations, effectively improve the shock attenuation effect.

Further, 4 both sides wall symmetries of shock attenuation chamber are provided with spout 7, and 8 bilateral symmetry fixedly connected with sliders 9 of slide bar, slider 9 sliding connection are in spout 7, and spout 7 and slider 9 mutually support, carry out spacing guide effect to the motion of the vertical direction of slide bar 8, prevent that the direction of motion from taking place skew and 4 inner walls of shock attenuation chamber bumps.

Further, 3 intussuseptions in first amortization chamber are filled with and inhale the sound sponge, and back in first amortization chamber 3 was transmitted to the noise, sound can be inhaled the sound sponge and absorbed, owing to inhale the loose porous structure of sound sponge for the noise carries out multiple reflection in inside, thereby the weakening noise.

Further, the damping device 20 comprises a main piston rod 21, the upper end of the main piston rod 21 is fixedly connected to the middle of the bottom end of the mounting plate 13, the main piston rod 21 is movably inserted into a main damping tube 22, a main damping box 23 is arranged at the bottom end of the main damping tube 22, auxiliary damping tubes 24 are symmetrically arranged on two sides of the main damping box 23, the two ends of the auxiliary damping tubes 24, which are far away from each other, are provided with auxiliary damping boxes 25, auxiliary piston rods 26 are inserted into the auxiliary damping tubes 24, inert gas is filled in the main damping box 23 and the auxiliary damping boxes 25, and the safety is high, when vibration in the vertical direction occurs, the main piston rod 21 slides up and down in the main damping tube 22 to compress the gas in the main damping tube 22, the two auxiliary piston rods 26 move in the auxiliary damping tube 24 under the gas pressure, the gas in the auxiliary damping box 25 is compressed, and the gas pressure buffers the vibration, so that the damping process is smoother, and meanwhile, the noise is reduced.

Further, the junction of the upper end of the mounting plate 13 and the generator is provided with a silencing and buffering sponge cushion, so that the generator is prevented from colliding with the surface of the mounting plate 13 when being vibrated, noise is generated, and the surface of the generator is damaged.

Furthermore, a limit plate 27 is fixedly connected to the end of the auxiliary piston rod 26 away from each other, and the radius of the limit plate 27 is larger than that of the auxiliary piston rod 26, so as to prevent the auxiliary piston rod 26 from being separated from the auxiliary shock tube 24 due to excessive pressure.

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 (6)

1. The utility model provides a generator shock absorber that noise is low, includes base (1), its characterized in that: the damping device is characterized in that a first silencing cavity (3) is arranged inside the base (1), supporting rods (2) are fixedly connected to the two sides of the base (1), a damping cavity (4) is arranged in each supporting rod (2), the inner wall of each damping cavity (4) is a wave-shaped inner wall, a buffer block (5) is fixedly connected in each damping cavity (4), a first spring (6) is arranged at the upper end of each buffer block (5), the upper end of each first spring (6) is abutted to the bottom end of each sliding rod (8), each sliding rod (8) is slidably connected in each damping cavity (4), a mounting plate (13) is fixedly connected to the upper end of each sliding rod (8), buffer plates (12) are fixedly connected between the sliding rods (8), buffer pads (10) are fixedly connected to the bottom ends of the buffer plates (12) and the upper end of the base (1), the buffer pads (10) are provided with a plurality of groups and are arranged at, buffer board (12) upper end symmetry fixedly connected with baffle (14), side fixedly connected with shock attenuation bracing piece (16) that baffle (14) kept away from each other, shock attenuation bracing piece (16) outside is provided with third spring (17), shock attenuation bracing piece (16) other end fixedly connected with amortization section of thick bamboo (18), amortization section of thick bamboo (18) other end fixed connection is in slide bar (8) side, amortization section of thick bamboo (18) inside is provided with sound cotton (19) of inhaling of multiunit equidistant range, be provided with damping device (20) between mounting panel (13) and buffer board (12).

2. The low noise generator damper according to claim 1, wherein: shock attenuation chamber (4) both sides wall symmetry is provided with spout (7), slide bar (8) bilateral symmetry fixedly connected with slider (9), slider (9) sliding connection is in spout (7).

3. The low noise generator damper according to claim 1, wherein: and the first sound-absorbing cavity (3) is filled with sound-absorbing sponge.

4. The low noise generator damper according to claim 1, wherein: damping device (20) include main piston rod (21), main piston rod (21) upper end fixed connection is in mounting panel (13) bottom middle part, inside main shock tube (22) was pegged graft in the activity of main piston rod (21), main shock tube (22) bottom is provided with main shock attenuation case (23), main shock attenuation case (23) bilateral symmetry is provided with vice shock tube (24), the both ends that keep away from each other of vice shock tube (24) are provided with vice shock attenuation case (25), it has vice piston rod (26) to peg graft in vice shock tube (24).

5. The low noise generator damper according to claim 1, wherein: and a silencing and buffering spongy cushion is arranged at the joint of the upper end of the mounting plate (13) and the generator.

6. The low noise generator damper according to claim 4, wherein: one end, far away from each other, of the auxiliary piston rod (26) is fixedly connected with a limiting plate (27), and the radius of the limiting plate (27) is larger than that of the auxiliary piston rod (26).

Images