CN213991352U

CN213991352U - Frequency converter with protective structure

Info

Publication number: CN213991352U
Application number: CN202120094553.3U
Authority: CN
Inventors: 逄金强
Original assignee: Shandong Boyang Electric Co ltd
Current assignee: Shandong Boyang Electric Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-08-17
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a frequency converter with a protective structure, which comprises a bottom plate, a rotating seat, a movable back plate and a frequency converter cabinet body, the lower surface of the bottom plate is welded with a supporting seat, the middle position of the upper surface of the bottom plate is rotatably provided with a rotating block, the upper surface of the rotating block is provided with a rotating seat through bolts, four corners of the rotating seat are movably inserted with fixed bolts, the bottom end of the fixed bolt is arranged on the upper surface of the bottom plate in a threaded manner, the frequency converter cabinet body is fixed on the upper surface of the rotating seat through a bolt, the back of the frequency converter cabinet body is symmetrically welded with a slide bar, the lower end of the back of the frequency converter cabinet body is embedded with a rubber seat, the movable back plate is movably inserted on the slide bar, the bottom end of the movable back plate is inserted in the rubber seat, the upper end of activity backplate veneer has the sheet rubber, the sheet rubber laminating is at the upper surface of the converter cabinet body. The utility model discloses, be convenient for clear up the dust, form the protection to the cabinet body, reduce the potential safety hazard.

Description

Frequency converter with protective structure

Technical Field

The utility model relates to a converter technical field specifically is a converter with protective structure.

Background

The frequency converter is a power control device which applies frequency conversion technology and microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor, and mainly comprises a rectification unit (alternating current to direct current), a filtering unit, an inversion unit (direct current to alternating current), a braking unit, a driving unit, a detection unit and a microprocessing unit. The frequency converter adjusts the voltage and frequency of an output power supply by means of internal disconnection, provides the required power supply voltage according to the actual requirements of the motor, and further achieves the purposes of energy saving and speed regulation. With the continuous improvement of the industrial automation degree, the frequency converter is also widely applied.

The common frequency setting modes of the frequency converter mainly include: operator keyboard setting, contact signal setting, analog signal setting, pulse signal setting, communication mode setting and the like. The frequency setting modes have advantages and disadvantages, and the setting must be selected according to actual needs, and different frequency setting modes can be selected according to functional needs to be superposed and switched.

In-process that uses at the converter cabinet, can be because electrostatic absorption dust, the impurity of during operation usually, when the dust accumulation to certain extent, the dust contacts circuit connection position, causes the short circuit easily, forms the potential safety hazard, need clear up the dust for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a converter with protective structure, possess compact structure, it is convenient to use, be convenient for clear up the dust, form the protection to the cabinet body, reduce the potential safety hazard, satisfy personnel's user demand's advantage, the solution is at the in-process that the converter cabinet used, can be because electrostatic absorption dust, impurity of during operation usually, when the dust accumulates certain degree, dust contact circuit hookup location causes the short circuit easily, form the potential safety hazard, need clear up the problem to the dust for this.

In order to achieve the above object, the utility model provides a following technical scheme: a frequency converter with a protective structure comprises a bottom plate, a rotating seat, a movable back plate and a frequency converter cabinet body, the lower surface of the bottom plate is welded with a supporting seat, the middle position of the upper surface of the bottom plate is rotatably provided with a rotating block, the upper surface of the rotating block is provided with a rotating seat through bolts, four corners of the rotating seat are movably inserted with fixed bolts, the bottom end of the fixed bolt is arranged on the upper surface of the bottom plate in a threaded manner, the frequency converter cabinet body is fixed on the upper surface of the rotating seat through a bolt, the back of the frequency converter cabinet body is symmetrically welded with a slide bar, the lower end of the back of the frequency converter cabinet body is embedded with a rubber seat, the movable back plate is movably inserted on the slide bar, the bottom end of the movable back plate is inserted in the rubber seat, the upper end of activity backplate veneer has the sheet rubber, the sheet rubber laminating is at the upper surface of the converter cabinet body.

Preferably, the upper surface of the bottom plate is provided with a thread groove matched with the fixing bolt, and the thread of the fixing bolt is arranged in the thread groove.

Preferably, the top end of the movable back plate is welded with a hook strip, and the hook strip is located above the frequency converter cabinet body.

Preferably, the cabinet door is rotatably installed on the side, deviating from the movable back plate, of the frequency converter cabinet body through a hinge, and a door handle is welded on the cabinet door.

Preferably, a strip-shaped groove matched with the movable back plate is formed in the rubber seat, and the bottom end of the movable back plate is movably inserted into the strip-shaped groove.

Preferably, the number of the supporting seats is four, and the four supporting seats are distributed on the lower surface of the bottom plate in a rectangular array.

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

1. the utility model discloses a converter with protective structure in the use, can install the device in assigned position department, when needing to clear up the internal adsorbed dust of cabinet, open the cabinet door then can upwards extract the activity backplate through colluding the strip, thereby make the backplate shift up, make the cabinet body front and back penetrating, can use devices such as air gun to blow out the dust in the cabinet, after accomplishing the cleaning operation, press the backplate downwards, the backplate moves down along the draw runner, insert on the rubber seat until the bottom of backplate, when the back space of the cabinet body is not enough the condition, the external line in the cabinet body can be dismantled, then the gim peg is twisted off, at this moment the rotor base can rotate on the bottom plate through the rotor block, thereby adjust the direction of the cabinet body back to the position department of suitable clearance, then carry out the operation of blowing to the internal portion of cabinet, the rotor base resets after accomplishing, twist on the gim peg, compact structure, it is convenient to use, be convenient for clear up the dust, form the protection to the cabinet body, reduce the potential safety hazard, satisfy personnel's user demand.

Drawings

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

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

fig. 3 is a schematic view of the top view structure of the cabinet body of the present invention.

In the figure: 1. a fixing bolt; 2. a base plate; 3. rotating the block; 4. a rubber seat; 5. a rotating seat; 6. a supporting seat; 7. a movable back plate; 8. a frequency converter cabinet body; 9. hooking; 10. a rubber sheet; 11. a slide bar; 12. a door handle; 13. a cabinet door.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a frequency converter with a protection structure comprises a bottom plate 2, a rotating seat 5, a movable back plate 7 and a frequency converter cabinet body 8, wherein the frequency converter cabinet body 8 is fixed on the upper surface of the rotating seat 5 through bolts, sliding strips 11 are symmetrically welded on the back surface of the frequency converter cabinet body 8, a rubber seat 4 is embedded at the lower end of the back surface of the frequency converter cabinet body 8, the movable back plate 7 is movably inserted on the sliding strips 11, the bottom end of the movable back plate 7 is inserted in the rubber seat 4, the frequency converter can be installed at a specified position, when dust adsorbed in the cabinet body needs to be cleaned, hook strips 9 are welded at the top end of the movable back plate 7 and are positioned above the frequency converter cabinet body 8, a cabinet door 13 is rotatably installed on the surface of the frequency converter cabinet body 8, which deviates from the movable back plate 7, a door handle 12 is welded on the cabinet door 13, the movable back plate 7 can be upwards pulled out through the hook strips 9 after the cabinet door 13 is opened, so that the back plate moves upwards, make the cabinet body penetrating from beginning to end, can use devices such as air gun to blow out the dust in the cabinet, accomplish cleaning operation after, press the backplate downwards, the backplate moves down along draw runner 11, until the bottom of backplate inserts on rubber seat 4.

Offer the bar groove with 7 looks adaptations of activity backplate on the rubber seat 4, the activity of the bottom of activity backplate 7 is pegged graft at the bar inslot, and the upper end veneer of activity backplate 7 has sheet rubber 10, and the laminating of sheet rubber 10 is at the upper surface of the converter cabinet body 8, through the design of sheet rubber 10, shelters from the clearance between backplate and the cabinet body upper surface.

The lower surface welding of bottom plate 2 has supporting seat 6, and supporting seat 6 is totally four, and the position of four supporting seats 6 is rectangular array distribution at the lower surface of bottom plate 2.

The middle position of the upper surface of the bottom plate 2 is rotatably provided with a rotating block 3, the upper surface of the rotating block 3 is provided with a rotating seat 5 through bolts, four corners of the rotating seat 5 are movably inserted with fixing bolts 1, the bottom end threads of the fixing bolts 1 are arranged on the upper surface of the bottom plate 2, the upper surface of the bottom plate 2 is provided with thread grooves matched with the fixing bolts 1, the threads of the fixing bolts 1 are arranged in the thread grooves, when the back space of the cabinet body is insufficient, the external lines in the cabinet body can be disassembled, then the fixing bolts 1 are screwed off, at the moment, the rotating seat 5 can rotate on the bottom plate 2 through the rotating block 3, so that the direction of the back part of the cabinet body is adjusted to a position suitable for cleaning, then the internal part of the cabinet body is blown, the rotating seat 5 is reset after the completion, the fixing bolts 1 can be screwed on, the structure is compact, the use is convenient, the dust can be cleaned conveniently, and the cabinet body is protected, the potential safety hazard is reduced, and the use requirements of personnel are met.

The working principle is as follows: when the frequency converter with the protective structure of the utility model is used, the device can be arranged at a designated position, when the dust adsorbed in the cabinet body needs to be cleaned, the cabinet door 13 is opened, then the movable back plate 7 can be pulled out upwards through the hook strip 9, so that the back plate moves upwards, the cabinet body is transparent in the front and back, the dust in the cabinet can be blown out by using devices such as a wind gun and the like, after the cleaning operation is finished, the back plate is pressed downwards and moves downwards along the slide bar 11 until the bottom end of the back plate is inserted on the rubber seat 4, the external connection wire in the cabinet body can be disassembled under the condition that the back space of the cabinet body is insufficient, then the fixing bolt 1 is screwed off, at the moment, the rotating seat 5 can rotate on the bottom plate 2 through the rotating block 3, thereby adjusting the direction of the back of the cabinet body to a position suitable for cleaning, then, the inside of the cabinet body is blown, the rotating seat 5 is reset after the blowing operation is finished, and the fixing bolt 1 is screwed on.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a converter with protective structure, includes bottom plate (2), rotates seat (5), activity backplate (7) and the converter cabinet body (8), its characterized in that: the lower surface of the bottom plate (2) is welded with a supporting seat (6), the middle position of the upper surface of the bottom plate (2) is rotatably provided with a rotating block (3), the upper surface of the rotating block (3) is provided with a rotating seat (5) through bolts, four corners of the rotating seat (5) are movably inserted with fixed bolts (1), the bottom end of each fixed bolt (1) is arranged on the upper surface of the bottom plate (2) in a threaded manner, the frequency converter cabinet body (8) is fixed on the upper surface of the rotating seat (5) through bolts, the back of the frequency converter cabinet body (8) is symmetrically welded with sliding strips (11), the lower end of the back of the frequency converter cabinet body (8) is embedded with a rubber seat (4), the movable back plate (7) is movably inserted on the sliding strips (11), the bottom end of the movable back plate (7) is inserted in the rubber seat (4), and the upper end of the movable back plate (7) is glued with a rubber sheet (10), the rubber sheet (10) is attached to the upper surface of the frequency converter cabinet body (8).

2. The frequency converter with a protective structure according to claim 1, characterized in that: the upper surface of the bottom plate (2) is provided with a thread groove matched with the fixing bolt (1), and the thread of the fixing bolt (1) is arranged in the thread groove.

3. The frequency converter with a protective structure according to claim 1, characterized in that: the top welding of activity backplate (7) has collude strip (9), collude strip (9) and be located the top of converter cabinet body (8).

4. The frequency converter with a protective structure according to claim 1, characterized in that: the one side that converter cabinet body (8) deviates from activity backplate (7) is rotated through the hinge and is installed cabinet door (13), the welding has door handle (12) on cabinet door (13).

5. The frequency converter with a protective structure according to claim 1, characterized in that: a strip-shaped groove matched with the movable back plate (7) is formed in the rubber seat (4), and the bottom end of the movable back plate (7) is movably inserted into the strip-shaped groove.

6. The frequency converter with a protective structure according to claim 1, characterized in that: the number of the supporting seats (6) is four, and the four supporting seats (6) are distributed on the lower surface of the bottom plate (2) in a rectangular array.