CN213693440U

CN213693440U - Frequency converter protection device

Info

Publication number: CN213693440U
Application number: CN202022522926.0U
Authority: CN
Inventors: 王丽明; 王海平; 王小波; 琚海涛; 王长明; 王晨曦
Original assignee: Hebi City Jin Feilong Electronic Technology Co ltd
Current assignee: Hebi City Jin Feilong Electronic Technology Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-07-13
Anticipated expiration: 2030-11-04

Abstract

The utility model provides a converter protection device relates to electronic equipment technical field, has solved under the most circumstances of current converter through screw fixed connection in the cabinet, and internally mounted's converter can receive vibrations if the cabinet removes, is influencing the fastness of converter installation and life's problem. A frequency converter protection device comprises a box body mechanism and a limiting mechanism, wherein an installing mechanism is connected inside the box body mechanism in a sliding mode; the left side and the right side in the box body mechanism are respectively provided with a limiting mechanism; the limiting mechanism comprises a limiting frame, a connecting rod, a convex block, a sliding rod and a spring. When the frequency converter moves left and right, the sliding rod on the bump can slide, the spring can be extruded, and when the spring resets, the sliding rod is driven to reset, so that the frequency converter resets, the vibration caused by the frequency converter can be slowed down through the steps, and the service life of the frequency converter and the fastening degree of the installation are prolonged.

Description

Frequency converter protection device

Technical Field

The utility model belongs to the technical field of electronic equipment, more specifically say, in particular to converter protection device.

Background

The frequency converter mainly comprises a rectifying unit (alternating current to direct current), a filtering unit, an inverting unit (direct current to alternating current), a braking unit, a driving unit, a detection unit micro-processing unit and the like. The frequency converter adjusts the voltage and the frequency of an output power supply by switching on and off an internal IGBT, provides the required power supply voltage according to the actual requirement of a motor, and further achieves the purposes of energy conservation and speed regulation.

At present when installing the converter, through screw fixed connection in the cabinet under the most circumstances, if when the cabinet removed, internally mounted's converter can receive vibrations, is influencing the fastness and the life of converter installation.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a frequency converter protection device is provided to achieve the purpose of having more practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a converter protection device to solve under the present converter majority condition through screw fixed connection in the cabinet, internally mounted's converter can receive vibrations when if the cabinet removes, is influencing the fastness of converter installation and life's problem.

The utility model relates to a converter protection device's purpose and efficiency are reached by following concrete technical means:

a frequency converter protection device comprises a box body mechanism, a limiting mechanism and a frequency conversion device, wherein an installing mechanism is connected inside the box body mechanism in a sliding mode; the left side and the right side in the box body mechanism are respectively provided with a limiting mechanism; the limiting mechanism comprises a limiting frame, a connecting rod, a bump, a sliding rod and a spring, the limiting frame is rectangular, the connecting rod is fixedly connected to the right side of the limiting frame, the front end face of the limiting frame is fixedly connected with the front end face of the bump through a screw, a sliding groove is formed in the side face of the bump, the sliding rod is connected in the sliding groove of the bump in a sliding mode, and the spring is arranged on the outer side of a rod body of the bump; and the rear end of the frequency conversion device is fixedly connected with the front end of the additional mechanism.

Further, box mechanism is including protective housing, page or leaf board and slide rail, and the protective housing front end is seted up flutedly, and both ends all are equipped with two page or leaf boards about both ends and the bottom about the protective housing top, and the terminal surface intermediate position sets up threaded hole before the page or leaf board, and slide rail fixed connection is in protective housing recess rear end intermediate position.

Further, install mechanism additional including installing board, connecting plate and slider additional, install the preceding terminal surface of board additional and seted up the jack, install board rear end face intermediate position and connecting plate preceding terminal surface fixed connection, connecting plate rear end face symmetry is equipped with two sliders, installs mechanism additional under the installation, slider and slide rail sliding connection, install the board additional and be located the guard box recess inside.

Furthermore, both ends all are equipped with the dog about the lug, under the stop gear installation state, the left and right sides all with a connecting rod fixed connection in the middle of the protective housing recess.

Furthermore, the frequency conversion device comprises a frequency converter and heat dissipation holes, the heat dissipation holes are formed in the top of the frequency converter, and a threaded hole is formed in each of four corners of the rear end of the frequency converter.

Further, under the frequency conversion device installation state, the terminal surface before the cooperation fixed connection of converter rear end through the screw adds the dress board, and the slide bar baffle is laminated with the converter side mutually.

Compared with the prior art, the utility model discloses following beneficial effect has:

when the guard box is transported, install additional the fixed converter of board front end and can receive jolt vibrations, at this moment through the cooperation of slider and slide rail, the converter of installing the board front end can carry out the removal of left right direction, the converter is when removing about carrying out, will make the slide bar on the lug slide, the spring will receive the extrusion, when the spring resets, drive the slide bar and reset, make the converter reset, can make the vibrations that slow down the converter and receive through above-mentioned step, the life of improvement converter and the tightness of installation.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic view of the structure of the front view of the present invention.

Fig. 2 is a schematic side view of the structure of the present invention.

Fig. 3 is a schematic side view of the mechanism of the present invention.

Fig. 4 is a schematic side view of the limiting mechanism of the present invention.

Fig. 5 is a schematic side view of the frequency converter of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a box mechanism; 101. a protective box; 102. a leaf plate; 103. a slide rail; 2. an additional installation mechanism; 201. adding a plate; 202. a connecting plate; 203. a slider; 3. a limiting mechanism; 301. a limiting frame; 302. a connecting rod; 303. a bump; 304. a slide bar; 305. a spring; 4. a frequency conversion device; 401. a frequency converter; 402. and (4) heat dissipation holes.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b): as shown in figures 1 to 5: the utility model provides a frequency converter protection device, which comprises a box body mechanism 1, a limiting mechanism 3 and a frequency conversion device 4, wherein the interior of the box body mechanism 1 is connected with an installing mechanism 2 in a sliding way; the left side and the right side of the interior of the box body mechanism 1 are respectively provided with a limiting mechanism 3; the limiting mechanism 3 comprises a limiting frame 301, a connecting rod 302, a bump 303, a sliding rod 304 and a spring 305, the limiting frame 301 is rectangular, the connecting rod 302 is fixedly connected to the right side of the limiting frame 301, the front end face of the limiting frame 301 is fixedly connected with the front end face of the bump 303 through a screw, a sliding groove is formed in the side face of the bump 303, the sliding rod 304 is slidably connected into the sliding groove of the bump 303, the spring 305 is arranged on the outer side of a rod body of the bump 303, stop blocks are arranged at the left end and the right end of the bump 303, and the left side and the right side in the middle of a groove of the protective; the rear end of the frequency conversion device 4 is fixedly connected with the front end of the additional mechanism 2.

Wherein, box body mechanism 1 is including protective housing 101, page or leaf board 102 and slide rail 103, and protective housing 101 front end is seted up flutedly, and both ends all are equipped with two page or leaf boards 102 about both ends and the bottom about protective housing 101 top, and the terminal surface intermediate position is seted up threaded hole before page or leaf board 102, and slide rail 103 fixed connection is in protective housing 101 recess rear end intermediate position.

Wherein, install mechanism 2 additional including installing board 201, connecting plate 202 and slider 203 additional, install the jack seted up to the terminal surface before board 201 additional, install board 201 rear end face intermediate position and connecting plate 202 preceding terminal surface fixed connection additional, connecting plate 202 rear end face symmetry is equipped with two sliders 203, install under mechanism 2 installation state additional, slider 203 and slide rail 103 sliding connection install the board 201 additional and be located inside the protective housing 101 recess.

Wherein, frequency conversion device 4 is including converter 401 and louvre 402, and louvre 402 has been seted up at converter 401 top, and converter 401 rear end four corners position all is equipped with a screw hole.

Wherein, under frequency conversion device 4 installation state, converter 401 rear end passes through the cooperation fixed connection of screw and installs board 201 preceding terminal surface additional, and slide bar 304 baffle is laminated mutually with converter 401 side.

The specific use mode and function of the embodiment are as follows:

first assemble equipment during the use, first step is with slider 203 and slide rail 103 sliding connection, install board 201 additional and be located inside the protective housing 101 recess, accomplish the installation of installing mechanism 2 additional, then all with a connecting rod 302 fixed connection with the left and right sides in the middle of the protective housing 101 recess, accomplish stop gear 3's installation, terminal surface before installing board 201 additional with the cooperation fixed connection that the screw was passed through to converter 401 rear end at last, the 304 baffles of slide bar are laminated with converter 401 side mutually, accomplish frequency conversion device 4's installation.

When transporting protection box 101, install additional converter 401 that board 201 front end is fixed and can receive the vibrations of jolting, at this moment through the cooperation of slider 203 with slide rail 103, install additional converter 401 of board 201 front end and can carry out the removal of left right direction, converter 401 when removing about carrying out, will make slide bar 304 on the lug 303 slide, spring 305 will receive the extrusion, when spring 305 resets, drive slide bar 304 and reset, make converter 401 reset.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A frequency converter protection device is characterized in that: the device comprises a box body mechanism (1), a limiting mechanism (3) and a frequency conversion device (4), wherein an installing mechanism (2) is connected in the box body mechanism (1) in a sliding manner; the left side and the right side of the interior of the box body mechanism (1) are respectively provided with a limiting mechanism (3); the limiting mechanism (3) comprises a limiting frame (301), a connecting rod (302), a convex block (303), a sliding rod (304) and a spring (305), the limiting frame (301) is rectangular, the connecting rod (302) is fixedly connected to the right side of the limiting frame (301), the front end face of the limiting frame (301) is fixedly connected with the front end face of the convex block (303) through a screw, a sliding groove is formed in the side face of the convex block (303), the sliding rod (304) is connected in the sliding groove of the convex block (303) in a sliding mode, and the spring (305) is arranged on the outer side of a rod body of the convex block; the rear end of the frequency conversion device (4) is fixedly connected with the front end of the additional mechanism (2).

2. A frequency converter protection device as claimed in claim 1, characterized in that: the box body mechanism (1) comprises a protective box (101), page plates (102) and a sliding rail (103), wherein a groove is formed in the front end of the protective box (101), the page plates (102) are arranged at the left end and the right end of the top of the protective box (101) and the bottom of the top of the protective box, a threaded hole is formed in the middle of the front end face of each page plate (102), and the sliding rail (103) is fixedly connected to the middle of the rear end of the groove of the protective box (101).

3. A frequency converter protection device as claimed in claim 1, characterized in that: install mechanism (2) additional including installing board (201), connecting plate (202) and slider (203) additional, the terminal surface has seted up the jack before installing board (201) additional, install board (201) rear end face intermediate position and connecting plate (202) preceding terminal surface fixed connection additional, connecting plate (202) rear end face symmetry is equipped with two slider (203), under mechanism (2) installation state additional, slider (203) and slide rail (103) sliding connection, install board (201) additional and be located inside protective housing (101) recess.

4. A frequency converter protection device as claimed in claim 1, characterized in that: both ends all are equipped with the dog about lug (303), and under stop gear (3) installation state, the left and right sides all with a connecting rod (302) fixed connection in the middle of protective housing (101) recess.

5. A frequency converter protection device as claimed in claim 1, characterized in that: the frequency conversion device (4) comprises a frequency converter (401) and radiating holes (402), the radiating holes (402) are formed in the top of the frequency converter (401), and threaded holes are formed in the positions of four corners of the rear end of the frequency converter (401).

6. The frequency converter protection device of claim 5, wherein: under frequency conversion device (4) installation state, the cooperation fixed connection of converter (401) rear end through the screw is terminal surface before installing board (201) additional, and slide bar (304) baffle is laminated mutually with converter (401) side.