CN214221891U

CN214221891U - Damping base for generator set

Info

Publication number: CN214221891U
Application number: CN202120168232.3U
Authority: CN
Inventors: 李迪; 黄伟
Original assignee: Harbin Fengao Power Equipment Co ltd
Current assignee: Harbin Fengao Power Equipment Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-09-17
Anticipated expiration: 2031-01-21

Abstract

The utility model discloses a vibration damping base for a generator set, which belongs to the technical field of generators and comprises a generator, a mounting seat, a base and a mounting flange, wherein the outer side of the base is fixed on the ground through the mounting flange, the base is of a box-type structure with an opening at the top, the mounting seat is connected inside the base in a sliding way, and the generator is fixed at the top of the mounting seat; the bottom of mount pad has a plurality of groups second buffer gear along central symmetry distribution, and generator fixed mounting is at the upper surface of mount pad, and the mount pad is restricted in the inside of base by the box structure of base to prevent that generating set from taking place relative displacement in the horizontal direction, and carry out the ascending buffering location of vertical side to the mount pad through the second buffer gear of mount pad bottom, absorb the vibrations energy through the buffering of internal mechanism and weaken, improve generating set's generating efficiency.

Description

Damping base for generator set

Technical Field

The utility model relates to a generator technical field specifically is a vibration damping mount for generating set.

Background

The generator set is a complete set of mechanical equipment for converting energy of other forms into electric energy, consists of a power system, a control system, a silencing system, a damping system and an exhaust system, is driven by a water turbine, a steam turbine, a diesel engine or other power machines, converts energy generated by water flow, air flow, fuel combustion or nuclear fission into mechanical energy to be transmitted to a generator, and then converts the mechanical energy into electric energy to be output to electric equipment for use.

The existing generator set base connecting assembly lacks stability and is poor in damping function, and the vibration load force generated in the working operation of the generator set can enable the generator set to deviate from the mounting assembly of the generator set, so that the stability of the operation of the generator set is influenced, and the working efficiency of the generator set is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vibration damping mount for generating set 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 damping base for a generator set comprises a generator, a mounting seat, a base and a mounting flange, wherein the outer side of the base is fixed on the ground through the mounting flange, the base is of a box-type structure with an opening at the top, the mounting seat is connected to the inside of the base in a sliding mode, and the generator is fixed to the top of the mounting seat; a plurality of groups of second buffer mechanisms are symmetrically distributed at the bottom of the mounting seat along the center, each second buffer mechanism comprises a telescopic rod, a connecting rod, a second buffer spring and a return spring, a sliding groove is arranged at the bottom surface of the mounting seat, the cross section of the sliding groove is of a waist-shaped hole structure, and the middle part of the waist-shaped hole is provided with a cylindrical groove, the inside of the sliding chute is provided with a pressing plate in a sliding connection way, the middle part of the pressure plate is fixedly provided with a telescopic rod, the end part of the telescopic rod extends into the sealing cavity at the top of the chute, and forms sliding sealing contact with the inner wall of the sealing cavity, a return spring is arranged on the telescopic rod right above the pressure plate, connecting rods are arranged on two sides of the bottom of the pressing plate, the bottom of each connecting rod is connected with the base, a second buffer spring is arranged on the outer side of each connecting rod, one end of the second buffer spring is connected with the bottom of the mounting seat, and the other end of the second buffer spring is connected with the base.

As a further aspect of the present invention: the bottom center department of mount pad is equipped with first cushion chamber, the inside of first cushion chamber evenly is equipped with the first buffer spring of a plurality of groups, and first buffer spring's tip links to each other with the buffer block, the bottom of buffer block contacts with the inner wall of base.

As a further aspect of the present invention: and buffer gas is filled in the sealing cavity.

As a further aspect of the present invention: the side wall of the mounting seat forms sliding sealing contact with the inner wall of the base through a plurality of sealing components.

As a further aspect of the present invention: the mounting flange penetrates through the mounting hole through a bolt assembly and is fixed on the ground.

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

the generator is fixedly arranged on the upper surface of the mounting seat, the mounting seat is limited in the base by a box-type structure of the base, so that the generator set is prevented from generating relative displacement in the horizontal direction, the mounting seat is buffered and positioned in the vertical direction through a second buffer mechanism at the bottom of the mounting seat, vibration energy is absorbed and weakened through buffering of an internal mechanism, and the generating efficiency of the generator set is improved; the connecting rods on the two sides of the telescopic rod can compress the second buffer spring, so that the vibration energy is further absorbed and weakened, and the damping capacity of the device is improved; the descending of mount pad still can compress the first buffer spring of a plurality of groups between mount pad and the buffer block to further weaken the vibrations energy, improve the holistic shock-absorbing capacity of device.

Drawings

Fig. 1 is a combined sectional structural schematic diagram of a vibration damping mount for a generator set.

Fig. 2 is a partially enlarged schematic view of fig. 1 in a vibration damping mount for a generator set.

FIG. 3 is a schematic structural diagram of a pressure plate in a vibration damping mount for a generator set.

In the figure: 1-generator, 2-mounting seat, 21-first buffer cavity, 22-first buffer spring, 23-buffer block, 24-second buffer cavity, 25-telescopic rod, 26-connecting rod, 27-second buffer spring, 28-reset spring, 29-buffer gas, 3-base, 4-mounting flange, 5-sealing component and 6-pressing plate.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

Referring to fig. 1 to 3, in an embodiment of the present invention, a vibration damping mount for a generator set includes a generator 1, a mounting seat 2, a base 3 and a mounting flange 4, the outer side of the base 3 is fixed to the ground through the mounting flange 4, the base 3 is a box structure with an opening at the top, the mounting seat 2 is slidably connected to the inside of the base 3, and the generator 1 is fixed to the top of the mounting seat 2; a plurality of groups of second buffer mechanisms are symmetrically distributed at the bottom of the mounting seat 2 along the center, each second buffer mechanism comprises a telescopic rod 25, a connecting rod 26, a second buffer spring 27 and a reset spring 28, a sliding groove is formed in the bottom surface of the mounting seat 2, the cross section of the sliding groove is of a waist-shaped hole structure, a cylindrical groove is formed in the middle of the waist-shaped hole, a pressing plate 6 is installed inside the sliding groove in a sliding connection mode, the telescopic rod 25 is fixedly installed in the middle of the pressing plate 6, the end portion of the telescopic rod 25 extends into the sealing cavity at the top of the sliding groove and is in sliding sealing contact with the inner wall of the sealing cavity, the reset spring 28 is installed on the telescopic rod 25 right above the pressing plate 6, the connecting rods 26 are installed on two sides of the bottom of the pressing plate 6, the bottom of the connecting rod 26 is connected with the base 3, the second buffer spring 27 is installed on the outer side of the connecting rod 26, one end of the second buffer spring 27 is connected with the bottom of the mounting seat 2, the other end is connected with the base 3.

In this embodiment, generator 1 fixed mounting is at the upper surface of mount pad 2, the bottom slidable mounting of mount pad 2 is in the inside of base 3, and fix subaerial through mounting flange 4, wherein mount pad 2 is restricted in the inside of base 3 by the box structure of base 3, thereby prevent that generating set from taking place relative displacement in the horizontal direction, and carry out the ascending buffering location of vertical side through the second buffer gear of mount pad 2 bottom to mount pad 2, the buffering through internal mechanism absorbs the vibrations energy and weakens, improve generating set's generating efficiency.

The specific buffering process of the second buffering mechanism is as follows: mounting base 2 pressurized back is down, on the one hand can make telescopic link 25 carry out the relative slip in the spout is inside, thereby drive telescopic link 25 top and compress sealed chamber, compression through buffer gas 29, absorb the impact energy, simultaneously telescopic link 25 relatively goes upward can drive clamp plate 6 and carry out synchronous upward movement, thereby compress reset spring 28, the later stage device of being convenient for resets, also can further absorb the vibrations energy, the connecting rod 26 of on the other hand telescopic link 25 both sides can compress second buffer spring 27, thereby further absorb the vibrations energy again and weaken, with this improve device's shock-absorbing capacity.

Referring to fig. 1, as a preferred embodiment of the present invention, a first buffer chamber 21 is disposed at the center of the bottom of the mounting base 2, a plurality of groups of first buffer springs 22 are uniformly disposed inside the first buffer chamber 21, an end of each first buffer spring 22 is connected to a buffer block 23, and the bottom of each buffer block 23 contacts with the inner wall of the base 3.

In this embodiment, the downward movement of the mounting base 2 also compresses a plurality of sets of first buffer springs 22 between the mounting base 2 and the buffer block 23, thereby further attenuating the vibration energy and improving the overall damping capacity of the device.

Referring to fig. 1, as another preferred embodiment of the present invention, the sealed chamber is filled with a buffer gas 29.

In the present embodiment, the buffer gas 29 is used to improve the gas buffering capacity of the apparatus in cooperation with the second buffer mechanism.

Referring to fig. 1, as another preferred embodiment of the present invention, the side wall of the mounting seat 2 is in sliding sealing contact with the inner wall of the base 3 through a plurality of sealing components 5.

In this embodiment, the sealing assembly 5 is used for sealing the contact surface between the mounting seat 2 and the base 3, so as to prevent foreign matters from entering the device and affecting the operation stability of the device.

Referring to fig. 1, as another preferred embodiment of the present invention, the mounting flange 4 is fixed to the ground by passing through the mounting hole through a bolt assembly.

In this embodiment, the bolt assembly passes through mounting flange 4 and fixes the base subaerial, and the staff of being convenient for carries out the whole dismouting of device.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A damping base for a generator set comprises a generator (1), a mounting seat (2), a base (3) and a mounting flange (4), and is characterized in that the outer side of the base (3) is fixed on the ground through the mounting flange (4), the base (3) is of a box-type structure with an opening at the top, the mounting seat (2) is connected to the inside of the base (3) in a sliding mode, and the generator (1) is fixed to the top of the mounting seat (2); a plurality of groups of second buffer mechanisms are symmetrically distributed at the bottom of the mounting seat (2) along the center, each second buffer mechanism comprises a telescopic rod (25), a connecting rod (26), a second buffer spring (27) and a reset spring (28), a sliding groove is formed in the bottom surface of the mounting seat (2), the cross section of the sliding groove is of a waist-shaped hole structure, a cylindrical groove is formed in the middle of the waist-shaped hole, a pressing plate (6) is installed inside the sliding groove in a sliding connection mode, the telescopic rod (25) is fixedly installed in the middle of the pressing plate (6), the end portion of the telescopic rod (25) extends into a sealing cavity at the top of the sliding groove and is in sliding sealing contact with the inner wall of the sealing cavity, the reset spring (28) is installed on the telescopic rod (25) right above the pressing plate (6), the connecting rods (26) are installed on two sides of the bottom of the pressing plate (6), and the bottom of the connecting rod (26) is connected with the base (3), and a second buffer spring (27) is installed on the outer side of the connecting rod (26), one end of the second buffer spring (27) is connected with the bottom of the mounting seat (2), and the other end of the second buffer spring is connected with the base (3).

2. The vibration damping base for the generator set according to claim 1, characterized in that a first buffer cavity (21) is arranged at the center of the bottom of the mounting seat (2), a plurality of groups of first buffer springs (22) are uniformly arranged inside the first buffer cavity (21), the end parts of the first buffer springs (22) are connected with a buffer block (23), and the bottom of the buffer block (23) is in contact with the inner wall of the base (3).

3. The vibration damper for a generator set according to claim 2, wherein the sealed chamber is filled with a buffer gas (29).

4. The vibration damping mount for a generator set according to claim 3, characterized in that the side walls of the mounting seat (2) are in sliding sealing contact with the inner walls of the base (3) by means of several sealing assemblies (5).

5. The vibration damping mount for a generator set according to claim 4, characterized in that the mounting flange (4) is fixed on the ground by a bolt assembly through the mounting hole.