CN210183215U

CN210183215U - Switching mechanism frequency converter

Info

Publication number: CN210183215U
Application number: CN201921288557.4U
Authority: CN
Inventors: Yanning Li; 李艳宁; Xuepeng Zhang; 张学鹏
Original assignee: Tianjin Zhengsheng Electromechanical Technology Development Co Ltd
Current assignee: Tianjin Zhengsheng Electromechanical Technology Development Co Ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-03-24
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a switching mechanism converter, including casing, protecgulum and converter main part, the vent has all been seted up to the both sides of casing, be equipped with four equidistance horizontal arrangement's commentaries on classics board in the vent, the both sides of commentaries on classics board all are connected through pivot and vent inner wall rotation, be equipped with the movable plate that two symmetries set up in the casing, change board and movable plate swing joint, two fixedly connected with is dull and stereotyped between the movable plate. The utility model discloses a set up the mechanism that opens and shuts, thereby can open the vent, thereby can be convenient for dispel the heat the ventilation to the converter main part, because the area of vent is great, thereby make the radiating effect better, when not using the converter, through the reversal carousel, thereby can close the vent, thereby can prevent that moisture from getting into in the casing, thereby can prevent that the converter main part from weing, through setting up block mechanism, thereby can dismantle the protecgulum, thereby can be convenient for maintain the inside converter main part of casing.

Description

Switching mechanism frequency converter

Technical Field

The utility model relates to a converter technical field especially relates to a switching mechanism converter.

Background

The frequency converter is the power control equipment which applies the frequency conversion technology and the microelectronic technology and controls the alternating current motor by changing the frequency mode of the working power supply of the motor, the frequency converter mainly comprises a rectifier, a filter, an inverter, a brake unit, a drive unit, a detection unit micro-processing unit and the like, the existing frequency converter for the opening and closing mechanism of the large vehicle door can generate a large amount of heat due to the long-term work of the electronic elements in the frequency converter in the use process, but the existing heat dissipation holes are smaller, so that the heat dissipation area is smaller, the heat dissipation efficiency is lower, the existing frequency converter shell is closed, the frequency converter is not convenient to disassemble, and the internal elements are not convenient to maintain.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the current louvre that exists among the prior art less to make heat radiating area less, thereby make the radiating efficiency lower, and current converter casing is comparatively airtight, be not convenient for dismantle it, thereby be not convenient for carry out the shortcoming of maintaining to the component of inside, and the switching mechanism converter that proposes.

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

the utility model provides an opening and closing mechanism converter, includes casing, protecgulum and converter main part, the vent has all been seted up to the both sides of casing, be equipped with the commentaries on classics board of four equidistance horizontal arrangement in the vent, the both sides of changeing the board all are connected through pivot and vent inner wall rotation, be equipped with the movable plate that two symmetries set up in the casing, change board and movable plate swing joint, two fixedly connected with is dull and stereotyped between the movable plate, dull and stereotyped upside is equipped with the mechanism that opens and shuts, the protecgulum encircles the block mechanism that sets up through four equidistance and is connected.

Preferably, a movable groove is formed in the side wall of the moving plate, four fixed shafts are fixedly connected in the movable groove, and a movable opening corresponding to the fixed shafts is formed in the rotating plate.

Preferably, the mechanism that opens and shuts is including the carousel that is located the casing upside, the downside fixedly connected with lead screw of carousel, the screw thread mouth that corresponds with the lead screw is seted up at the casing top, the lower extreme of lead screw runs through the screw thread mouth and rotates with dull and stereotyped upside and be connected, dull and stereotyped upside is connected with the casing top through two telescopic links.

Preferably, the clamping mechanism comprises an installation cover fixedly connected with the front cover, two clamping plates symmetrically arranged are arranged in the installation cover, one side, back to the back, of each clamping plate is connected with the inner wall of the installation cover through two second springs, one side, opposite to the clamping plates, of each clamping plate is fixedly connected with a sleeve and an inserted bar respectively, the inserted bars are movably inserted into the sleeves, adjusting bolts are arranged on one sides of the sleeves, screw holes corresponding to the adjusting bolts are formed in the side walls of the sleeves, and the end portions of the adjusting bolts penetrate through the screw holes and are abutted to the side walls of the inserted bars.

Preferably, the lateral wall of casing sets up the dashpot that corresponds with the installation cover, there is the slide through first spring coupling in the dashpot, the equal fixedly connected with slider in upper and lower both sides of slide, the spout that corresponds with the slider is seted up to the dashpot inner wall, the sliding opening that corresponds with the cardboard is seted up to the installation cover lateral wall, set up the draw-in groove that corresponds with the cardboard on the slide.

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

1. by arranging the opening and closing mechanism, the rotary disc rotates to drive the screw rod to rotate, the screw rod rotates to drive the flat plate to move, the flat plate moves to drive the movable plate to move, the movable plate moves to drive the rotary plate to rotate, and the rotary plate rotates to open the ventilation opening, so that the heat dissipation and ventilation of the frequency converter main body can be facilitated;

2. through setting up block mechanism, through unscrewing adjusting bolt, can be with in the inserted bar advances the sleeve this moment, can inwards press two cardboards this moment, the cardboard can remove in the draw-in groove to can take the cardboard out from the draw-in groove, thereby can dismantle the protecgulum, thereby can be convenient for maintain the inside converter main part of casing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic view of the assembly structure of the housing and the front cover of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention.

In the figure: 1. a housing; 2. a turntable; 3. a screw rod; 4. a telescopic rod; 5. a flat plate; 6. moving the plate; 7. rotating the plate; 8. a front cover; 9. a first spring; 10. a slide plate; 11. mounting a cover; 12. clamping a plate; 13. a second spring; 14. a sleeve; 15. adjusting the bolt; 16. inserting a rod; 17. the converter main part.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a frequency converter of an opening and closing mechanism comprises a shell 1, a front cover 8 and a frequency converter main body 17, wherein the working principle of the frequency converter main body 17 is the principle of applying a frequency conversion technology and a microelectronic technology, and a power control device of an alternating current motor is controlled by changing the working power frequency of a motor, used power sources are an alternating current power source and a direct current power source, most of general direct current power sources are obtained by transforming the alternating current power source through a transformer and rectifying and filtering the alternating current power source, the alternating current power source accounts for about 95% of the total used power source in the power source used by people, which is the prior art and is not repeated, both sides of the shell 1 are provided with ventilation openings, four rotating plates 7 which are arranged at equal intervals and horizontally are arranged in the ventilation openings, both sides of the rotating plates 7 are rotatably connected with the inner walls of the ventilation openings through rotating shafts, two movable plates 6 which are symmetrically arranged, the movable groove has been seted up to the movable plate 6 lateral wall, four fixed axles of activity inslot fixedly connected with, set up the movable mouth that corresponds with the fixed axle on changeing the board 7, movable plate 6 removes and drives changeing board 7 and rotate, thereby changes board 7 and rotate and can open the vent to can be convenient for dispel the heat and ventilate converter main part 17, because the area of vent is great, thereby make the radiating effect better.

Fixedly connected with is dull and stereotyped 5 between two movable plates 6, the upside of dull and stereotyped 5 is equipped with the mechanism that opens and shuts, the mechanism that opens and shuts is including the carousel 2 that is located 1 upside of casing, the downside fixedly connected with lead screw 3 of carousel 2, the screw thread mouth that corresponds with lead screw 3 is seted up at 1 top of casing, the lower extreme of lead screw 3 runs through the screw thread mouth and passes through the bearing rotation with dull and stereotyped 5 upside and be connected, the upside of dull and stereotyped 5 is connected with 1 interior top of casing through two telescopic links 4, telescopic link 4 comprises female pole and son pole, son pole activity is pegged graft in female pole, stability when dull and stereotyped 5 removes can be guaranteed to telescopic link 4, carousel 2 rotates and drives lead screw 3 and rotates, lead screw 3 rotates and.

The edge of the front cover 8 is clamped and connected with the casing 1 through four clamping mechanisms arranged around the casing 1 at equal intervals, the middle part of the front cover 8 is attached to the front wall surface of the casing 1 to seal the inner cavity of the casing 1, each clamping mechanism comprises an installation cover 11 fixedly connected with the front cover 8, two clamping plates 12 symmetrically arranged are arranged in each installation cover 11, one sides, opposite to each other, of the two clamping plates 12 are connected with the inner wall of the installation cover 11 through two second springs 13, one sides, opposite to the two clamping plates 12, are respectively and fixedly connected with a sleeve 14 and an insertion rod 16, the insertion rod 16 is movably inserted in the sleeve 14, one side of the sleeve 14 is provided with an adjusting bolt 15, the side wall of the sleeve 14 is provided with a screw hole corresponding to the adjusting bolt 15, the end part of the adjusting bolt 15 penetrates through the screw hole and abuts against the side wall of the insertion rod 16, the side wall of the casing 1 is provided with a buffer groove corresponding to, the equal fixedly connected with slider in slide 10's upper and lower both sides, the spout that corresponds with the slider is seted up to the dashpot inner wall, the sliding opening that corresponds with cardboard 12 is seted up to installation cover 11 lateral wall, set up the draw-in groove that corresponds with cardboard 12 on slide 10, through unscrewing adjusting bolt 15, can be with in the 16 sleeves 14 that advance of inserted bar this moment, can inwards press two cardboard 12 this moment, cardboard 12 can remove in the draw-in groove, thereby can take cardboard 12 out from the draw-in groove, thereby can dismantle protecgulum 8, thereby can be convenient for maintain 1 inside converter main part 17 of casing.

The working principle is as follows: through rotating the turntable 2, the turntable 2 rotates to drive the screw rod 3 to rotate, the screw rod 3 rotates to drive the flat plate 5 to move, the flat plate 5 moves to drive the movable plate 6 to move, the movable plate 6 moves to drive the rotating plate 7 to rotate, the rotating plate 7 rotates to open the ventilation opening, so that the heat dissipation and ventilation of the frequency converter main body 17 can be facilitated, the ventilation opening has a large area, so that the heat dissipation effect is good, when the frequency converter is not used, the ventilation opening can be closed through reversing the turntable 2, so that moisture can be prevented from entering the shell 1, the rotating plates 7 are mutually attached, so that the ventilation opening can be closed, so that the frequency converter main body 17 can be prevented from being affected with damp, through unscrewing the adjusting bolt 15, the inserting rod 16 can be retracted into the sleeve 14, at the moment, the two clamping plates 12 can be pressed inwards, the clamping mechanisms are positioned at the four corners of the front cover 8, so that a user, cardboard 12 can remove in the draw-in groove to can take cardboard 12 out from the draw-in groove, thereby can dismantle protecgulum 8, thereby can be convenient for maintain 1 inside converter main part 17 of casing, do above the utility model discloses a whole theory of operation.

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 an opening and closing mechanism converter, includes casing (1), protecgulum (8) and converter main part (17), its characterized in that: the vent has all been seted up to the both sides of casing (1), be equipped with the commentaries on classics board (7) of four equidistance horizontal arrangements in the vent, the both sides of changeing board (7) all rotate through pivot and vent inner wall and be connected, be equipped with movable plate (6) that two symmetries set up in casing (1), change board (7) and movable plate (6) swing joint, two fixedly connected with is dull and stereotyped (5) between movable plate (6), the upside of dull and stereotyped (5) is equipped with the mechanism that opens and shuts, protecgulum (8) encircle the block mechanism that sets up through four equidistance and are connected with casing (1).

2. The opening-closing mechanism frequency converter according to claim 1, wherein: the side wall of the moving plate (6) is provided with a movable groove, four fixed shafts are fixedly connected in the movable groove, and a movable opening corresponding to the fixed shafts is formed in the rotating plate (7).

3. The opening-closing mechanism frequency converter according to claim 1, wherein: the mechanism that opens and shuts is including carousel (2) that are located casing (1) upside, downside fixedly connected with lead screw (3) of carousel (2), the screw thread mouth that corresponds with lead screw (3) is seted up at casing (1) top, the lower extreme of lead screw (3) runs through the screw thread mouth and rotates with dull and stereotyped (5) upside and be connected, the upside of dull and stereotyped (5) is connected through top in two telescopic links (4) and casing (1).

4. The opening-closing mechanism frequency converter according to claim 1, wherein: clamping mechanism includes installation cover (11) with protecgulum (8) fixed connection, be equipped with cardboard (12) that two symmetries set up in installation cover (11), two cardboard (12) one side that backs on the back all through two second spring (13) and installation cover (11) inner wall connection, two one side that cardboard (12) are relative is fixedly connected with sleeve (14) and inserted bar (16) respectively, inserted bar (16) activity is inserted and is established in sleeve (14), one side of sleeve (14) is equipped with adjusting bolt (15), the screw that corresponds with adjusting bolt (15) is seted up to the lateral wall of sleeve (14), the tip of adjusting bolt (15) runs through the screw and offsets with inserted bar (16) lateral wall.

5. The opening-closing mechanism frequency converter according to claim 4, wherein: the utility model discloses a sliding groove, including casing (1), mounting cover (11), buffer slot, first spring (9), slide (10), the equal fixedly connected with slider in upper and lower both sides of slide (10), the spout that corresponds with the slider is seted up to the buffer slot inner wall, the sliding opening that corresponds with cardboard (12) is seted up to mounting cover (11) lateral wall, the draw-in groove that corresponds with cardboard (12) is seted up on slide (10).