CN210467594U

CN210467594U - Power equipment vibration isolation installation device

Info

Publication number: CN210467594U
Application number: CN201921344166.XU
Authority: CN
Inventors: 李强; 宁远鹏; 房丽; 王海雷; 付军强; 夏文芳; 韩洲
Original assignee: Xining Fangsheng Power Design Co Ltd
Current assignee: Xining Fangsheng Power Design Co Ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-05-05
Anticipated expiration: 2029-08-19

Abstract

The utility model discloses a power equipment vibration isolation installation device, install two fixed plates on the bottom plate including bottom plate and symmetry, two the standing groove has all been seted up on the relative one side of fixed plate, every all be provided with first damper in the standing groove, two first damper's output is installed jointly and is placed the platform, the movable groove has been seted up on the bottom plate, evenly be provided with many movable rods on placing the lower terminal surface of platform, and every the lower extreme of movable rod all is located movable groove and fixedly connected with wedge, every relative two all be provided with second damper between the wedge. The utility model discloses a first damper and the second damper that set up can carry out the cubic buffering to the vibration that power equipment produced to the vibration that produces when having reduced power equipment operation.

Description

Power equipment vibration isolation installation device

Technical Field

The utility model relates to a power equipment technical field especially relates to a power equipment vibration isolation installation device.

Background

The power equipment mainly comprises power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a transformer and the like, and the power supply equipment mainly comprises power transmission lines, mutual inductors, contactors and the like with various voltage grades.

When power equipment works, particularly a large number of high-voltage power capacitors are used in an ultrahigh-voltage direct-current transmission system, a large number of harmonic waves exist in the ultrahigh-voltage direct-current transmission system, when harmonic current flows through the power capacitors, internal electrodes and insulating materials of the power capacitors vibrate under the influence of a distorted power field generated by the harmonic waves, so that the whole power capacitors vibrate simultaneously, the sound generated by the power capacitors is larger along with the generation and increase of the vibration, noise pollution is generated, and meanwhile, the temperature of the power capacitors is higher, certain damage is caused to the power equipment, so that a vibration isolation mounting device for the power equipment is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a vibration isolation mounting device for power equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a power equipment vibration isolation installation device, includes that two fixed plates on the bottom plate are installed to bottom plate and symmetry, two the standing groove has all been seted up on the relative one side of fixed plate, every all be provided with first damper in the standing groove, two first damper's output is installed jointly and is placed the platform, the movable groove has been seted up on the bottom plate, evenly be provided with many movable rods on placing the lower terminal surface of platform, and every the lower extreme of movable rod all is located movable groove and fixedly connected with wedge, every relative two all be provided with second damper between the wedge.

Preferably, the first damping mechanism comprises a sliding block which is slidably connected in the placing groove, the upper end and the lower end of the sliding block are respectively provided with a first spring and a second spring, and the sliding block is provided with a connecting rod.

Preferably, the second damping mechanism comprises a first trapezoidal block and a second trapezoidal block which are connected in the movable groove in a sliding mode, inclined planes of the first trapezoidal block and the second trapezoidal block are connected with inclined planes of the corresponding wedge blocks in a sliding mode, and a third spring is sleeved at the lower end of each movable rod.

Preferably, the upper end of the third spring is fixedly connected to the groove wall of the movable groove, and the lower end of the third spring is fixedly connected to the upper end of the wedge-shaped block.

Preferably, a limiting groove is formed in the first trapezoid block, a limiting rod is arranged on the second trapezoid block, and one end, far away from the second trapezoid block, of the limiting rod is located in the limiting groove and fixedly connected with a fourth spring.

Preferably, the upper end surface of the placing table is provided with a mounting seat, and the mounting seat is provided with a rubber pad.

The utility model has the advantages that:

1. the vibration of the power equipment is transmitted to the placing table through the mounting seat, the placing table drives the sliding block to vibrate through the connecting rod, and the first spring and the second spring which are connected with the upper end and the lower end of the sliding block are used for effectively buffering the vibration of the sliding block, so that the vibration of the power equipment is reduced.

2. Through setting up the third spring, when placing the platform and drive the movable rod vibration, the third spring can carry out effectual buffering to the vibration of movable rod. When the movable rod downstream, the movable rod drives the wedge downstream, and two wedges drive first trapezoidal piece and second trapezoidal piece respectively and are close to each other to make the gag lever post on the second trapezoidal piece extrude the fourth spring, at this in-process, the wedge promotes the motion of trapezoidal piece and can consume a part of component, thereby reduce the pressure that transmits on the fourth spring, and the fourth spring that sets up plays damping effect once more, plays good buffering effect to the vibrations that produce on the power equipment.

3. Through setting up the spacing groove, gag lever post and fourth spring, when the movable rod received the influence downstream of placing the platform vibration, the movable rod drives the wedge downstream, two wedges drive first trapezoidal piece and second trapezoidal piece respectively and are close to each other, thereby make the gag lever post extrusion fourth spring on the second trapezoidal piece, at this in-process, the wedge promotes a part of component force that trapezoidal piece motion can consume, thereby reduce the pressure that transmits on the fourth spring, reduce the vibration, and the fourth spring that sets up plays damping action once more, further buffering is played to the vibrations that produce on the power equipment.

To sum up, the utility model discloses a first damper and the second damper that set up can carry out the cubic buffering to the vibration that power equipment produced to the vibration that produces when having reduced power equipment operation.

Drawings

Fig. 1 is a schematic structural view of a vibration isolation mounting device for electrical equipment according to the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is an enlarged view of fig. 1 at B.

In the figure: the device comprises a base plate 1, a fixing plate 2, a placing groove 3, a sliding block 4, a first spring 5, a second spring 6, a connecting rod 7, a placing table 8, a mounting seat 9, a movable rod 10, a movable groove 11, a first trapezoidal block 12, a second trapezoidal block 13, a wedge block 14, a third spring 15, a limiting groove 16, a fourth spring 17 and a limiting rod 18.

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. 1-3, a power equipment vibration isolation installation device, including bottom plate 1 and two fixed plates 2 of symmetry installation on bottom plate 1, standing groove 3 has all been seted up on the relative one side of two fixed plates 2, all be provided with first damper in every standing groove 3, two first damper's output is installed jointly and is placed platform 8, movable groove 11 has been seted up on bottom plate 1, evenly be provided with many movable rods 10 on placing platform 8's the lower terminal surface, and the lower extreme of every movable rod 10 all is located movable groove 11 and fixedly connected with wedge 14, all be provided with second damper between every two relative wedges 14.

In the utility model, the first damping mechanism comprises a slide block 4 which is connected in the placing groove 3 in a sliding way, the upper end and the lower end of the slide block 4 are respectively provided with a first spring 5 and a second spring 6, the other ends of the first spring 5 and the second spring 6 are respectively fixedly arranged on the groove wall of the placing groove 3, and the slide block 4 is provided with a connecting rod 7;

the second damping mechanism comprises a first trapezoidal block 12 and a second trapezoidal block 13 which are connected in the movable groove 11 in a sliding manner, the inclined planes of the first trapezoidal block 12 and the second trapezoidal block 13 are connected with the inclined planes of the corresponding wedge blocks 14 in a sliding manner, the lower end of each movable rod 10 is sleeved with a third spring 15, the upper end of each third spring 15 is fixedly connected with the groove wall of the movable groove 11, the lower end of each third spring 15 is fixedly connected with the upper end of each wedge block 14, a limiting groove 16 is arranged on the first trapezoidal block 12, a limiting rod 18 is arranged on the second trapezoidal block 13, one end of the limiting rod 18 far away from the second trapezoidal block 13 is positioned in the limiting groove 16 and is fixedly connected with a stop dog, a fourth spring 17 is fixedly connected on the stop dog, the other end of the fourth spring 17 is fixedly connected with the groove wall of the limiting groove 16, and the diameter of the stop dog is larger than the opening diameter of the limiting groove 16, thereby preventing the limiting rod, the upper end face of the placing table 8 is provided with a mounting seat 9, the mounting seat 9 is fixedly provided with power equipment through bolts, and a rubber pad is arranged between the power equipment and the mounting seat 9.

When the utility model is used, the power equipment is fixedly arranged on the mounting seat 9 through the bolt, when the power equipment vibrates in normal work, the rubber pad between the power equipment and the mounting seat 9 plays a certain buffering role firstly, then the power equipment drives the placing platform 8 to vibrate, the placing platform 8 drives the sliding block 4 to vibrate through the connecting rod 7, as the upper end and the lower end of the sliding block 4 are respectively connected with the first spring 5 and the second spring 6, the first spring 5 and the second spring 6 can play an effective buffering role on the vibration of the sliding block 4, meanwhile, the placing platform 8 drives the movable rod 10 to move up and down, when the movable rod 10 moves, the third spring 15 sleeved at the lower end of the movable rod 10 can play a buffering role on the vibration of the movable rod, particularly, when the movable rod 10 moves down, the movable rod 10 drives the wedge block 14 to move down, the two wedge blocks 14 respectively drive the first trapezoid block 12 and the second trapezoid block 13 to be close to each other, therefore, the limiting rod 18 on the second trapezoid block 13 extrudes the fourth spring 17, in the process, the wedge block 14 pushes the trapezoid block to move, a part of force is consumed, the pressure transmitted to the fourth spring 17 is reduced, the arranged fourth spring 17 plays a role in damping again, and a good buffering effect is achieved on the vibration generated on the electric power equipment.

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.

Claims

1. The utility model provides a power equipment vibration isolation installation device, includes two fixed plates (2) of bottom plate (1) and symmetry installation on bottom plate (1), its characterized in that, two standing groove (3), every have all been seted up on the relative one side of fixed plate (2) all be provided with first damper in standing groove (3), and two first damper's output is installed jointly and is placed platform (8), movable groove (11) have been seted up on bottom plate (1), evenly be provided with many movable rod (10) on the lower terminal surface of placing platform (8), and every the lower extreme of movable rod (10) all is located movable groove (11) and fixedly connected with wedge (14), every relative two all be provided with second damper between wedge (14).

2. The vibration isolation mounting device for the electric equipment according to claim 1, wherein the first damping mechanism comprises a sliding block (4) slidably connected in the placing groove (3), the upper end and the lower end of the sliding block (4) are respectively provided with a first spring (5) and a second spring (6), and the sliding block (4) is provided with a connecting rod (7).

3. The vibration isolation mounting device for the electrical equipment according to claim 1, wherein the second damping mechanism comprises a first trapezoidal block (12) and a second trapezoidal block (13) which are slidably connected in the movable groove (11), inclined surfaces of the first trapezoidal block (12) and the second trapezoidal block (13) are slidably connected with inclined surfaces of corresponding wedge blocks (14), and a third spring (15) is sleeved at the lower end of each movable rod (10).

4. The vibration isolation mounting device for electrical equipment according to claim 3, wherein the upper end of the third spring (15) is fixedly connected to the wall of the movable trough (11), and the lower end of the third spring (15) is fixedly connected to the upper end of the wedge block (14).

5. The vibration isolation mounting device for the electrical equipment according to claim 3, wherein a limiting groove (16) is formed in the first trapezoid block (12), a limiting rod (18) is arranged on the second trapezoid block (13), and one end, far away from the second trapezoid block (13), of the limiting rod (18) is located in the limiting groove (16) and is fixedly connected with a fourth spring (17).

6. The vibration isolation mounting device for the electric equipment according to claim 1, wherein a mounting seat (9) is arranged on the upper end surface of the placing table (8), and a rubber pad is arranged on the mounting seat (9).