CN216794625U

CN216794625U - Hard connection type resonance elimination device

Info

Publication number: CN216794625U
Application number: CN202123250629.6U
Authority: CN
Inventors: 郭显强; 安改英; 王东
Original assignee: Baoding Anke Electric Co ltd
Current assignee: Baoding Anke Electric Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-06-21
Anticipated expiration: 2031-12-22

Abstract

The utility model relates to the technical field of harmonic elimination, and provides a hard connection type harmonic elimination device, which is not easy to be damaged due to the fact that a body of the device is not easy to be impacted by the outside when in use, so that the service life of the device is prolonged, the device comprises a harmonic elimination device body, a box body and a mounting plate, wherein the harmonic elimination device body is arranged at the top end of the mounting plate, the mounting plate is connected in the box body in a sliding manner through a plurality of sliding rails, two first motors are arranged on the inner bottom wall of the box body, the output ends of the two first motors are fixedly connected with power bevel gears, two fixing plates are fixedly connected in the box body, lifting screws are rotatably connected on the two fixing plates, the ends of the two lifting screws penetrate through the fixing plates and are fixedly connected with rotating bevel gears, the two rotating bevel gears are respectively meshed with the two power bevel gears, two screw holes are arranged on the mounting plate, and the two lifting screws are respectively in the two screw holes, the top end of the mounting plate is fixedly connected with two moving mechanisms.

Description

Hard connection type resonance elimination device

Technical Field

The utility model relates to the technical field of harmonic elimination, in particular to a hard connection type harmonic elimination device.

Background

As is well known, the harmonic elimination device is a harmonic passive filter device which is specially used for 3 times, 5 times, 7 times, 11 times, 13 times and above of a low-voltage power grid, is suitable for the environments of intermediate frequency smelting, frequency conversion, steel rolling, rectification equipment and the like, adopts an inductor and a capacitor to form a series resonance absorption loop, and effectively absorbs harmonic waves generated by a load, so that harmonic current is prevented from being returned to a power transformer, the harmonic wave quantity of the power grid is greatly reduced, the operation of a user power transformer is facilitated, the power consumption is reduced, and the reliability of equipment and other electrical equipment components is improved.

Through the retrieval, chinese patent application number is CN 201820691004.2's utility model patent discloses a mounting structure of harmonic elimination device, and it roughly describes do, including the harmonic elimination device body, the harmonic elimination device body is located the fixing base top, and on the PT cabinet inner wall was located to the fixing base, the fixing base both ends all with fixed block fixed connection, and the fixed block passes through bolt and PT cabinet inner wall fixed connection, harmonic elimination device body lower extreme is equipped with two sets of connecting plates, and it when using, has improved the device's practicality, has improved staff's work efficiency simultaneously.

Although foretell prior art scheme has improved the device's practicality, has improved staff's work efficiency simultaneously, it is not convenient for carry out the direct connection of hard joint formula to it when using to because its body exposes and receives external striking outside easily, receive the harm easily, thereby reduce its life.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a hard connection type resonance elimination device, which solves the problem that the service life of the prior art is shortened because the body of the prior art is exposed outside and is easy to be damaged by external impact when the prior art is used.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a harmonic elimination device of hard joint formula, includes harmonic elimination device body, still includes box and mounting panel, harmonic elimination device body installs the top at the mounting panel, the mounting panel is in the box through a plurality of slide rail sliding connection, install two first motors, two on the interior bottom wall of box the equal fixedly connected with power bevel gear of output of first motor, two fixed plates of fixedly connected with in the box, two all rotate on the fixed plate and be connected with the lifting screw, two the end of lifting screw all runs through fixed plate and fixedly connected with and rotates bevel gear, two it meshes with two power bevel gear respectively to rotate bevel gear, two screws have been seted up on the mounting panel, two lifting screw is threaded connection respectively in two screws, two moving mechanism of top fixedly connected with of mounting panel.

Preferably, moving mechanism includes two articulated seats, two the equal fixed connection of articulated seat is on the mounting panel, two all rotate in the articulated seat and be connected with the carriage release lever, two the other end of carriage release lever all rotates and is connected with and rotates the seat, there are two roofs, two on the top of box through two draw runner sliding connection rotate the equal fixed connection in bottom of roof of seat.

Furthermore, the rear end of the box body is fixedly connected with two connecting plates.

Still further, the passing groove is formed in the left end and the right end of the box body.

As a further scheme of the scheme, the top ends of the two top plates are fixedly connected with handles respectively.

As a further scheme of the scheme, the two fixing plates are welded in the box body.

On the basis of the scheme, the four corners of the bottom end of the box body are fixedly connected with supporting legs.

On the basis of the scheme, the anti-skidding gasket is fixedly connected to the bottom ends of the supporting legs.

(III) advantageous effects

Compared with the prior art, the utility model provides a hard connection type harmonic elimination device, which has the following beneficial effects:

according to the utility model, the two first motors arranged on the inner bottom wall of the box body move to drive the power bevel gear fixedly connected with the output ends of the first motors to move with the rotating bevel gear fixedly connected with the bottom end of the lifting screw rod rotatably connected with the mounting plate, so that the resonance elimination device body arranged at the top end of the mounting plate in sliding connection in the box body is driven to move up and down, and the movement mechanism fixedly connected with the top end of the mounting plate is used for moving, so that the resonance elimination device body arranged in the box body is protected, therefore, the hard connection type resonance elimination device is not easily damaged due to the fact that the body of the hard connection type resonance elimination device is not easily impacted by the outside, and the service life of the hard connection type resonance elimination device is prolonged.

Drawings

FIG. 1 is a schematic perspective view of the resonance elimination device body, the mounting plate, the first motor, etc. in accordance with the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic perspective view of the top plate and the movable rod of the present invention;

fig. 4 is a schematic view of the enlarged structure of a portion a in fig. 1 according to the present invention.

In the figure: 1. a resonance elimination device body; 2. a box body; 3. mounting a plate; 4. a first motor; 5. a power bevel gear; 6. a fixing plate; 7. a lifting screw; 8. rotating the bevel gear; 9. a hinged seat; 10. a travel bar; 11. a top plate; 12. a connecting plate; 13. a handle; 14. and (5) supporting legs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-4, a hard-connection type resonance elimination device comprises a resonance elimination device body 1, a box body 2 and a mounting plate 3, wherein four corners of the bottom end of the box body 2 are fixedly connected with supporting legs 14 for supporting the box body to work, the bottom ends of the supporting legs 14 are fixedly connected with anti-slip gaskets for preventing the box body from slipping during working, the left end and the right end of the box body 2 are respectively provided with a through groove for moving a moving rod 10 for passing operation, the rear end of the box body 2 is fixedly connected with two connecting plates 12 for mounting the box body, the resonance elimination device body 1 is mounted at the top end of the mounting plate 3, the mounting plate 3 is slidably connected in the box body 2 through a plurality of sliding rails, two first motors 4 are mounted on the inner bottom wall of the box body 2, power bevel gears 5 are fixedly connected to output ends of the two first motors 4, two fixing plates 6 are fixedly connected in the box body 2, two fixed plates 6 are welded in the box body 2 so as to be easy to operate when in connection, the integral connection strength is high, the stability when in connection is good, the service life is long, lifting screws 7 are rotatably connected on the two fixed plates 6, the ends of the two lifting screws 7 penetrate through the fixed plates 6 and are fixedly connected with rotating bevel gears 8, the two rotating bevel gears 8 are respectively meshed with the two power bevel gears 5, two screw holes are formed in the mounting plate 3, the two lifting screws 7 are respectively in threaded connection in the two screw holes, the top end of the mounting plate 3 is fixedly connected with two moving mechanisms, each moving mechanism comprises two hinge seats 9, the two hinge seats 9 are respectively and fixedly connected on the mounting plate 3, moving rods 10 are rotatably connected in the two hinge seats 9, the other ends of the two moving rods 10 are rotatably connected with the rotating seats, and the top end of the box body 2 is slidably connected with two top plates 11 through two sliding strips, the top of two roof 11 is fixedly connected with handle 13 respectively to in carry it up through handle 13 and remove, two rotate the equal fixed connection in the bottom of roof 11 of seat, so that protect the operation to the resonance elimination device body 1 of the top installation of mounting panel 3.

It should be further described that the first motor 4 in this embodiment is a conventional device purchased from the market and known to those skilled in the art, and the model can be selected or customized according to actual needs, in this patent, we only use it, and do not improve its structure and function, and its setting mode, installation mode, and electrical connection mode are used, for those skilled in the art, only debugging operations are performed according to the requirements of their usage specifications, and no further description is given here, and the first motor 4 is provided with a control switch matched with it, and the installation position of the control switch is selected according to actual needs, so that an operator can perform operation control conveniently.

In summary, when the hard-connection type resonance elimination device is used, the hard-connection type resonance elimination device is firstly placed (or installed) at a required using place, the first motor 4 is connected with a positive and negative rotation circuit according to the specification, then the first motor 4 is started, the first motor 4 arranged in the box body 2 moves, and the power bevel gear 5 fixedly connected with the output end of the first motor 4 is driven to move with the rotating bevel gear 8 fixedly connected with the bottom end of the lifting screw 7 which is rotatably connected with the mounting plate 3, thereby driving the resonance elimination device body 1 arranged at the top end of the mounting plate 3 which is connected in the box body 2 in a sliding way to carry out lifting movement, and the hinged seat 9 fixedly connected with the top end of the mounting plate 3 and the movable rod 10 rotatably connected with the hinged seat 9 are driven to move, and the top end of the movable rod 10 is driven to rotate the top plate 11 connected with the movable rod to open and close.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hard connection type harmonic elimination device comprises a harmonic elimination device body (1) and is characterized by further comprising a box body (2) and a mounting plate (3), wherein the harmonic elimination device body (1) is mounted at the top end of the mounting plate (3), the mounting plate (3) is connected in the box body (2) in a sliding mode through a plurality of sliding rails, two first motors (4) are mounted on the inner bottom wall of the box body (2), the output ends of the two first motors (4) are fixedly connected with power bevel gears (5), two fixing plates (6) are fixedly connected in the box body (2), lifting screw rods (7) are rotatably connected on the two fixing plates (6), the ends of the two lifting screw rods (7) penetrate through the fixing plates (6) and are fixedly connected with rotating bevel gears (8), and the two rotating bevel gears (8) are respectively meshed with the two power bevel gears (5), two screw holes are formed in the mounting plate (3), the lifting screw rods (7) are respectively in threaded connection with the two screw holes, and the top end of the mounting plate (3) is fixedly connected with two moving mechanisms.

2. A rigid connection type resonance elimination device according to claim 1, wherein the moving mechanism comprises two hinged seats (9), both hinged seats (9) are fixedly connected to the mounting plate (3), both hinged seats (9) are rotatably connected with moving rods (10), the other ends of both moving rods (10) are rotatably connected with rotating seats, the top end of the box body (2) is slidably connected with two top plates (11) through two sliding strips, and both rotating seats are fixedly connected to the bottom ends of the top plates (11).

3. A rigid connection resonance damping device according to claim 2, characterized in that two connection plates (12) are fixedly connected to the rear end of said tank (2).

4. A rigid connection type resonance elimination device according to claim 3, wherein the left and right ends of the box body (2) are provided with through grooves.

5. A rigid connection resonance elimination device according to claim 4, characterized in that a handle (13) is fixedly connected to the top end of each of said top plates (11).

6. A rigid connection resonance damping device according to claim 5, characterized in that both said fixing plates (6) are welded inside the tank (2).

7. A harmonic elimination device of the hard connection type as claimed in claim 6, characterized in that the four corners of the bottom of the box (2) are fixedly connected with support legs (14).

8. A harmonic elimination device according to claim 7, characterized in that the bottom ends of the support legs (14) are each fixedly connected with an anti-slip gasket.