CN212850099U

CN212850099U - Anti-vibration safety protection device of hydraulic generator

Info

Publication number: CN212850099U
Application number: CN202021617100.6U
Authority: CN
Inventors: 陶荣山
Original assignee: Malipo Hydropower Development Co ltd
Current assignee: Malipo Hydropower Development Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-03-30
Anticipated expiration: 2030-08-06

Abstract

The utility model discloses a vibration-proof safety protection device of a hydraulic generator in the technical field of generator protection devices, which comprises a supporting base, a rubber pad is fixedly arranged at the center of the top of the supporting base, fixed pillars are fixedly arranged at the left and right sides of the top of the supporting base, a buffer device is fixedly arranged at one opposite side of the fixed pillars, a fixed plate is fixedly arranged on the side wall of the buffer device, a hydraulic generator body is fixedly arranged at the center of the top of the rubber pad, supporting blocks are fixedly arranged at the left and right sides of the bottom of the supporting base, supporting lifting rods are fixedly connected at the center of the bottom of the supporting blocks, shock-absorbing boxes are fixedly connected at the lower ends of the supporting lifting rods, strong springs are fixedly connected between the supporting blocks and the shock-absorbing boxes, the utility model reduces the vibration of the generator and, the service life of the generator is prolonged.

Description

Anti-vibration safety protection device of hydraulic generator

Technical Field

The utility model relates to a generator protection device technical field specifically is a hydraulic generator's antivibration safety arrangement.

Background

The generator is a mechanical device for converting energy of other forms into electric energy, and is driven by a water turbine, a steam turbine, a diesel engine or other power machines, and converts energy generated by combustion of water flow, air flow, fuel or fission of atomic nucleus into mechanical energy to be transferred to the generator, and then the mechanical energy is converted into electric energy by the generator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic generator's antivibration safety arrangement 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 vibration-proof safety protection device of a hydraulic generator comprises a supporting base, wherein a rubber pad is fixedly arranged at the center of the top of the supporting base, fixed pillars are fixedly arranged at the left side and the right side of the top of the supporting base, a buffer device is fixedly arranged at one side opposite to the fixed pillars, a fixed plate is fixedly arranged on the side wall of the buffer device, a hydraulic generator body is fixedly arranged at the center of the top of the rubber pad, supporting blocks are fixedly arranged at the left side and the right side of the bottom of the supporting base, supporting lifting rods are fixedly connected at the center of the bottom of each supporting block, a shock-absorbing box is fixedly connected at the lower ends of the supporting lifting rods, a strong spring is fixedly connected between each supporting block and the shock-absorbing box, a water cavity is arranged in each shock-absorbing box, the lower ends of the supporting lifting rods penetrate through the top of the shock-absorbing box and extend, the water hole has been seted up uniformly to the baffle, buffer includes the shock attenuation sleeve of fixed connection fixed plate, the top and the bottom of shock attenuation sleeve's inner chamber are all fixed and are equipped with first slider, the relative one side activity of first slider is equipped with the shock attenuation pipe, the left inside wall fixedly connected with reset spring of shock attenuation pipe, the spacing straight-bar of reset spring's right-hand member fixedly connected with, the outer wall of spacing straight-bar and the inner chamber activity of shock attenuation pipe are equipped with the second slider, the fixed gasket that is provided with of right-hand member of spacing straight-bar.

Preferably, the gasket is a rubber gasket, and tapered blocks are uniformly arranged on the right side wall of the gasket.

Preferably, the first sliding block and the second sliding block are both T-shaped sliding blocks, and a first sliding groove and a second sliding groove which are matched with the first sliding block and the second sliding block are respectively formed in the damping sleeve and the damping pipe.

Preferably, a water inlet is formed in the top of the left side wall of the shock absorption box, a water outlet is formed in the bottom of the left side wall of the shock absorption box, sealing covers are arranged on the water inlet and the water outlet, and a sealing ring is fixedly arranged at the joint of the shock absorption box and the supporting lifting rod.

Preferably, the joint of the fixed support column and the supporting base is welded, and a rubber pad is fixedly arranged on one side wall of the fixed plate, which is opposite to the shock absorption box.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, when the hydraulic generator body vibrates during operation, the rubber pad of the supporting base plays the buffering protection function to the hydraulic generator body at first, and the lifting support rod of the bottom of the supporting base can vibrate under the action of force, a strong spring is connected between the supporting lifting rod and the shock absorption box, the strong spring performs elastic supporting and buffering, and the supporting lifting rod vibrates downwards, the water cavity of the shock absorption box is filled with water, the baffle plate lifts under the vibration of the supporting lifting rod, the baffle plate is provided with water holes, water can flow through the water holes, buoyancy can inhibit the vibration when the strong spring rebounds after absorbing shock, the rebound vibration of the strong spring is reduced, the up-and-down vibration of the hydraulic generator body is reduced, and the buffering device connected with the fixed support column can buffer the left-and-right vibration of the hydraulic generator body, when hydraulic generator body vibration, transmit the vibration power for the fixed plate, fixed plate striking damping sleeve, damping sleeve slides through first slider, and spacing straight-bar then can strike on damping sleeve's inner wall, and the impact can be cushioned to the gasket, and slides through the second slider under the effect of the power of spacing straight-bar, and the reset spring of spacing straight-bar left side wall continues to carry out elastic buffer to spacing straight-bar, and whole buffer just so realizes controlling the buffering, has alleviateed the left and right sides vibration of hydraulic generator body, the utility model discloses reduce the vibration of generator, protect inner structure's stability, increase the life-span of generator.

Drawings

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

FIG. 2 is a schematic view of the inside of the damping box of the present invention;

FIG. 3 is a schematic view of the buffering device of the present invention;

fig. 4 is a side view of the buffering device of the present invention.

In the figure: the hydraulic generator comprises a support base 1, a rubber pad 2, a fixed support column 3, a buffer device 4, a fixed plate 5, a hydraulic generator body 6, a support block 7, a support lifting rod 8, a damping box 9, a strong spring 10, a water cavity 11, a baffle 12, a water passing hole 13, a damping sleeve 14, a first sliding block 15, a damping pipe 16, a return spring 17, a limiting straight rod 18, a second sliding block 19 and a gasket 20.

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. 1-4, the present invention provides a technical solution: a vibration-proof safety protection device of a hydraulic generator comprises a supporting base 1, a rubber pad 2 is fixedly arranged at the center of the top of the supporting base 1, fixed pillars 3 are fixedly arranged at the left and right sides of the top of the supporting base 1, a buffer device 4 is fixedly arranged at one opposite side of each fixed pillar 3, a fixed plate 5 is fixedly arranged on the side wall of each buffer device 4, a hydraulic generator body 6 is fixedly arranged at the center of the top of the rubber pad 2, supporting blocks 7 are fixedly arranged at the left and right sides of the bottom of the supporting base 1, a supporting lifting rod 8 is fixedly connected at the center of the bottom of each supporting block 7, a shock-absorbing box 9 is fixedly connected at the lower end of each supporting lifting rod 8, a strong spring 10 is fixedly connected between each supporting block 7 and the shock-absorbing box 9, a water cavity 11 is arranged in each shock-absorbing box 9, and, support the lower extreme fixedly connected with baffle 12 that lifter 8 extends to water cavity 11, water hole 13 has been seted up uniformly to baffle 12, buffer 4 includes the shock attenuation sleeve 14 of fixed connection fixed plate 5, the top and the equal fixed first slider 15 that is equipped with in bottom of the inner chamber of shock attenuation sleeve 14, the relative one side activity of first slider 15 is equipped with shock attenuation pipe 16, shock attenuation pipe 16's left inside wall fixedly connected with reset spring 17, reset spring 17's the spacing straight-bar 18 of right-hand member fixedly connected with, the outer wall of spacing straight-bar 18 and shock attenuation pipe 16's inner chamber activity are equipped with second slider 19, the fixed gasket 20 that is provided with of right-hand member of spacing straight-bar 18.

The gasket 20 is a rubber gasket, tapered blocks are uniformly arranged on the right side wall of the gasket 20, and the gasket 20 impacts the damping sleeve 14 to play a role in buffering during vibration;

the first sliding block 15 and the second sliding block 19 are both T-shaped sliding blocks, a first sliding groove and a second sliding groove which are matched with the first sliding block 15 and the second sliding block 19 are respectively arranged on the damping sleeve 14 and the damping tube 16, when the vibration is generated, the sliding blocks slide in the sliding grooves, and the damping sleeve 14 and the damping tube 16 collide and buffer;

a water inlet is formed in the top of the left side wall of the shock absorption box 9, a water outlet is formed in the bottom of the left side wall of the shock absorption box 9, sealing covers are arranged on the water inlet and the water outlet, a sealing ring is fixedly arranged at the joint of the shock absorption box 9 and the supporting lifting rod 8, water can be introduced into the shock absorption box 9 from the water inlet, water can be discharged from the water outlet, and water leakage at the joint is avoided by the sealing ring;

the junction of fixed stay 3 and support base 1 is the welding, and the fixed rubber pad that is provided with of 9 lateral walls of relative shock attenuation case of fixed plate 5, and the welding makes the connection of device more fixed, and the rubber pad of fixed plate 5 is more convenient fixed to hydraulic generator, plays buffering and protection.

The working principle is as follows: when the hydraulic generator body 6 vibrates during working, the rubber pad 2 of the supporting base 1 plays a role in buffering and protecting the hydraulic generator body 6, the supporting lifting rod 8 at the bottom of the supporting base 1 also vibrates under the action of force, the strong spring 10 is connected between the supporting lifting rod 8 and the shock absorption box 9, the strong spring 10 performs elastic supporting and buffering, the supporting lifting rod 8 vibrates downwards, the water cavity 11 of the shock absorption box 9 is filled with water, the baffle plate 12 lifts under the vibration of the supporting lifting rod 8, the baffle plate 12 is provided with water through holes 13, water flows through the water through holes 13, buoyancy can inhibit the vibration of the strong spring 10 during rebound after shock absorption, the rebound vibration of the strong spring 10 is reduced, the up-and-down vibration of the hydraulic generator body 6 is reduced, and the left-and-right vibration of the hydraulic generator body 6 can be buffered by the buffer device 4 connected with the fixed strut 3, when the vibration of hydraulic generator body 6, transmit the vibrational force for fixed plate 5, fixed plate 5 striking damping sleeve 14, damping sleeve 14 slides through first slider 15, spacing straight-bar 18 then can strike on damping sleeve 14's inner wall, the impact can be cushioned to gasket 20, and slide through second slider 19 under the effect of spacing straight-bar 18's power, the reset spring 17 of 18 left side walls of spacing straight-bar continues to carry out elastic buffer to spacing straight-bar 18, whole buffer 4 cushions about just so realizing, the left and right vibration of hydraulic generator body 6 has been alleviateed, the utility model discloses reduce the vibration of generator, protect inner structure's stability, increase the life of generator.

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

1. The utility model provides a hydraulic generator's antivibration safety arrangement, includes support base (1), its characterized in that: a rubber pad (2) is fixedly arranged at the center of the top of the supporting base (1), fixed pillars (3) are fixedly arranged on the left and right sides of the top of the supporting base (1), a buffer device (4) is fixedly arranged on one opposite side of the fixed pillars (3), a fixed plate (5) is fixedly arranged on the side wall of the buffer device (4), a hydraulic generator body (6) is fixedly arranged at the center of the top of the rubber pad (2), supporting blocks (7) are fixedly arranged on the left and right sides of the bottom of the supporting base (1), a supporting lifting rod (8) is fixedly connected at the center of the bottom of the supporting block (7), a shock-absorbing box (9) is fixedly connected at the lower end of the supporting lifting rod (8), a strong spring (10) is fixedly connected between the supporting blocks (7) and the shock-absorbing box (9), and a water cavity (11) is arranged in the, the damping device is characterized in that the lower end of the supporting lifting rod (8) penetrates through the top of the damping box (9) and then extends to the water cavity (11), the supporting lifting rod (8) extends to the lower end fixedly connected with baffle (12) of the water cavity (11), the baffle (12) is uniformly provided with water holes (13), the buffering device (4) comprises a damping sleeve (14) fixedly connected with a fixing plate (5), the top and the bottom of the inner cavity of the damping sleeve (14) are fixedly provided with a first sliding block (15), one opposite side of the first sliding block (15) is movably provided with a damping pipe (16), the left inner side wall of the damping pipe (16) is fixedly connected with a reset spring (17), the right end of the reset spring (17) is fixedly connected with a limiting straight rod (18), the outer wall of the limiting straight rod (18) and the inner cavity of the damping pipe (16) are movably provided with a second sliding block (, and a gasket (20) is fixedly arranged at the right end of the limiting straight rod (18).

2. The vibration-proof safety protection device of a hydro-generator according to claim 1, characterized in that: the gasket (20) is a rubber gasket, and tapered blocks are uniformly arranged on the right side wall of the gasket (20).

3. The vibration-proof safety protection device of a hydro-generator according to claim 1, characterized in that: the first sliding block (15) and the second sliding block (19) are T-shaped sliding blocks, and a first sliding groove and a second sliding groove which are matched with the first sliding block (15) and the second sliding block (19) are respectively formed in the damping sleeve (14) and the damping pipe (16).

4. The vibration-proof safety protection device of a hydro-generator according to claim 1, characterized in that: the water inlet has been seted up to the left side wall top of surge tank (9), and the delivery port has been seted up to the left side wall bottom of surge tank (9), and water inlet and delivery port all are provided with the closing cap, and the junction of surge tank (9) and support lifter (8) is fixed to be provided with the sealing washer.

5. The vibration-proof safety protection device of a hydro-generator according to claim 1, characterized in that: the joint of the fixed support column (3) and the supporting base (1) is welded, and a rubber pad is fixedly arranged on one side wall of the fixed plate (5) opposite to the shock absorption box (9).