CN217282667U

CN217282667U - Frequency converter convenient to disassemble and maintain

Info

Publication number: CN217282667U
Application number: CN202220364792.0U
Authority: CN
Inventors: 王伟
Original assignee: Shenzhen Kangyuan Automatic Control Technology Co ltd
Current assignee: Shenzhen Kangyuan Automatic Control Technology Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-08-23
Anticipated expiration: 2032-02-18

Abstract

The utility model relates to a converter technical field just discloses a converter convenient to dismantle and overhaul, including main part and regulating plate, countersunk head groove has all been seted up in the four corners of main part, and the mounting hole has all been seted up to the rear side inner wall in four countersunk head grooves, the inside of mounting hole is provided with straining screw, straining screw's rear end fixedly connected with latch segment, the rear side of main part is provided with the limiting pipe, the regulating groove has been seted up to the inside of regulating plate. This converter convenient to dismantle maintenance, through the main part, the mounting hole, straining screw, the latch segment, the restriction pipe, the regulating plate, the adjustment tank, the registration arm, first support the tight ring, the second supports the cooperation each other between tight ring and the mounting screw, the mounting means who improves the converter has been reached, make the converter have the effect of stronger suitability, it has great limitation to have solved current converter mounting means, there is the problem of converter body hole groove and regulator cubicle mounting hole groove position dislocation in the installation.

Description

Frequency converter convenient to disassemble and maintain

Technical Field

The utility model relates to a converter technical field specifically is a converter convenient to dismantle and overhaul.

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 working power supply frequency mode of the motor, and mainly comprises a rectifying unit, a filtering unit, an inverting unit, a braking unit, a driving unit, a detection unit and a microprocessing unit and the like.

Common converter is mostly installed in the regulator cubicle on the market at present, and the mounting means of current converter generally links to each other the converter body with the cabinet body through the screw, but the converter is common power control equipment, the user is when setting up relevant equipment, after in aspects such as cost and later maintenance are being considered, the current converter on the market can be chooseed for use to the user mostly, and can not customize very much, but there is the unmatched condition in the mounting hole groove of current converter on the market and the regulator cubicle that has seted up in the mounting hole groove, thereby lead to the converter to be difficult to the smooth installation, if punch again, then can cause the damage of regulator cubicle, so the mounting means of current converter has great limitation, its commonality is less than.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a converter convenient to dismantle and overhaul possesses the mounting means that improves the converter, makes the converter have the advantage of stronger suitability, has solved current converter mounting means and has had great limitation, has converter body hole groove and regulator cubicle mounting hole groove position dislocation's problem in the installation.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a frequency converter convenient to disassemble and maintain comprises a main body and an adjusting plate, wherein countersunk grooves are formed in four corners of the main body, mounting holes are formed in the inner walls of the rear sides of the four countersunk grooves, a tensioning screw is arranged in the mounting hole, a locking block is fixedly connected at the rear end of the tensioning screw, a limiting pipe is arranged at the rear side of the main body, an adjusting groove is arranged in the adjusting plate, the limiting pipe is positioned in the adjusting groove, the front side of the locking block is abutted against the rear side of the adjusting plate, the inner part of the adjusting groove is movably connected with a positioning pipe, the rear side of the positioning tube is fixedly connected with a first abutting ring, the front side of the first abutting ring abuts against the rear side of the adjusting plate, the side surface of the positioning pipe is in threaded connection with a second abutting ring, the rear side of the second abutting ring abuts against the front side of the adjusting plate, and the inner portion of the positioning pipe is in threaded connection with a mounting screw.

Preferably, the limiting ring is arranged at the rear end of the limiting pipe and is positioned at the rear side of the adjusting plate, and the diameter of the outer ring of the limiting ring is larger than the width of the adjusting groove, so that the effect of preventing the adjusting plate from being separated from the limiting pipe is achieved, and the adjusting plate can only move in the adjusting groove and the limiting range of the limiting pipe.

Preferably, the rear side of the main body is provided with a rotating groove, the rotating groove provides a rotating space for the adjusting plate, and the rear side of the adjusting plate can be prevented from rubbing against the inner wall of the electric pipe in the process of adjusting the relative position of the main body.

Preferably, the rotating groove is an arc-shaped groove, and the corresponding radius of the arc-shaped groove is the same as the length of the adjusting plate.

Preferably, first locking tooth's socket has been opened to the front side of first support ring, second locking tooth's socket has been opened to the rear side that the second supported the ring, restriction tooth's socket has all been seted up to both sides around the regulating plate, first locking tooth's socket and rear side restriction tooth's socket joint, second locking tooth's socket and front side restriction tooth's socket joint, restriction tooth's socket, first locking tooth's socket and second locking tooth's socket have played the effect of the first friction power between ring and regulating plate of supporting of increase and second together, prevent in the use that support ring and regulating plate from taking place relative movement.

Preferably, the radiating grooves have been all seted up to the left and right sides of main part, the inner wall of the main part left and right sides all is provided with the dust screen, and the inside gas flow rate of main part can be accelerated to the radiating groove to the radiating effect of reinforcing main part, the dust screen is inside then avoiding the dust in the air to get into the main part as far as possible, has played the effect of filtered air dust.

Compared with the prior art, the utility model provides a converter convenient to dismantle and overhaul possesses following beneficial effect:

1. this converter convenient to dismantle maintenance, through the main part, the mounting hole, straining screw, the latch segment, the restriction pipe, the regulating plate, the adjustment tank, the registration arm, first support the tight ring, the second supports the cooperation each other between tight ring and the mounting screw, the mounting means who improves the converter has been reached, make the converter have the effect of stronger suitability, it has great limitation to have solved current converter mounting means, there is the problem of converter body hole groove and regulator cubicle mounting hole groove position dislocation in the installation.

2. This converter convenient to dismantle and overhaul, through the main part, the mounting hole, straining screw, the latch segment, the limiting tube, the regulating plate, the adjustment tank, the registration arm, first support the tight ring, the second supports tight ring, mounting screw, second locking tooth's socket, first locking tooth's socket, the rotation groove, countersunk head groove, mutually support between limiting ring and the limiting tooth's socket, reached and avoided first support tight ring and second to support tight ring and regulating plate to take place relative pivoted effect, solved and installed back in the regulator cubicle when the converter, first support tight ring or second support tight ring and regulating plate take place relative rotation, lead to the registration arm to take place to slide in the adjustment tank, thereby influence the problem of converter installation effect.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the point B in FIG. 2 according to the present invention;

FIG. 5 is a schematic view of the positioning tube structure of the present invention;

fig. 6 is a schematic view of a second tightening ring structure of the present invention;

fig. 7 is a rear view of the present invention.

Wherein: 1. a main body; 2. mounting holes; 3. tightening the screw; 4. a locking block; 5. defining a tube; 6. an adjusting plate; 7. an adjustment groove; 8. a positioning tube; 9. a first abutment ring; 10. a second abutment ring; 11. mounting screws; 12. a second locking gullet; 13. a first locking gullet; 14. a rotating groove; 15. a countersunk groove; 16. a confinement ring; 17. the tooth grooves are limited.

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. 1-7, a frequency converter convenient for disassembly and maintenance comprises a main body 1 and an adjusting plate 6, wherein the main body 1 is a frequency converter main body, the frequency converter is a small-sized frequency converter, in the prior art, heat dissipation grooves are respectively formed on the left side and the right side of the main body 1, dust filtration nets are respectively arranged on the inner walls of the left side and the right side of the main body 1, countersunk grooves 15 are respectively formed on the four corners of the main body 1, mounting holes 2 are respectively formed on the inner walls of the rear sides of the four countersunk grooves 15, the axial center line of each mounting hole 2 is collinear with the axial center line of each countersunk groove 15, a tensioning screw 3 is arranged inside each mounting hole 2, a nut of each tensioning screw 3 is positioned inside each countersunk groove 15, a tensioning screw 3 is arranged inside each mounting hole 2, a locking block 4 is fixedly connected to the rear end of each tensioning screw 3, the locking block 4 and the tensioning screw 3 are integrally formed, a limiting pipe 5 is arranged on the rear side of the main body 1, each mounting hole 2 all is furnished with a limit pipe 5, the axial centerline of mounting hole 2 and the axial centerline collineation of limit pipe 5, straining screw 3 is located the inside of limit pipe 5, adjustment tank 7 has been seted up to the inside of adjustment plate 6, limit pipe 5 is located the inside of adjustment tank 7, each limit pipe 5 all is furnished with an adjustment plate 6, the rear end of limit pipe 5 is provided with and is provided with restrictor ring 16, restrictor ring 16 is located the rear side of adjustment plate 6, the diameter of restrictor ring 16 outer lane is greater than the width of adjustment tank 7, the rear side of main part 1 is seted up and is rotated groove 14, it is the arc wall to rotate groove 14, the radius that the arc wall corresponds is the same with the length of adjustment plate 6, the front side of latch segment 4 supports with the rear side of adjustment plate 6 and holds.

The interior of the adjusting groove 7 is movably connected with a positioning tube 8, the rear side of the positioning tube 8 is fixedly connected with a first abutting ring 9, the axial center line of the first abutting ring 9 is collinear with the axial center line of the positioning tube 8, the positioning tube 8 and the first abutting ring 9 are integrally formed, the front side of the first abutting ring 9 abuts against the rear side of the adjusting plate 6, the side surface of the positioning tube 8 is in threaded connection with a second abutting ring 10, the rear side of the second abutting ring 10 abuts against the front side of the adjusting plate 6, the front side of the first abutting ring 9 is provided with a first locking tooth groove 13, the rear side of the second abutting ring 10 is provided with a second locking tooth groove 12, the front side and the rear side of the adjusting plate 6 are both provided with limiting tooth grooves 17, the first locking tooth groove 13 is clamped with the rear limiting tooth groove 17, the second locking tooth groove 12 is clamped with the front limiting tooth groove 17, the interior of the positioning tube 8 is in threaded connection with an installation screw 11, the rear side of the nut of the mounting screw 11 abuts against the front end of the positioning tube 8.

When the frequency converter is installed, if the position of the mounting hole slot of the frequency converter is not matched with the position of the hole slot arranged on the inner wall of the electric cabinet, the tensioning screw 3 is firstly unscrewed by a screwdriver, so that the front side of the locking block 4 is separated from the rear side of the adjusting plate 6, the adjusting plate 6 can move in the limited range of the limiting pipe 5 at the moment, then the second abutting ring 10 is screwed, so that the second locking tooth groove 12 is separated from the front side limiting tooth groove 17, the positioning pipe 8 can drive the mounting screw 11 to move in the adjusting slot 7, after the mounting screw 11 is moved to the corresponding position of the hole slot arranged on the inner wall of the electric cabinet, the second abutting ring 10 is screwed again, so that the first abutting ring 9 and the second abutting ring 10 clamp the adjusting plate 6, at the moment, the relative position of the positioning pipe 8 and the adjusting plate 6 is limited, then the mounting screw 11 is screwed by the screwdriver, the hole slot arranged on the inner wall of the mounting screw 11 is screwed in the hole slot arranged, and finally, tightening the tightening screw 3 until the rear side of the second tightening ring 10 abuts against the inner wall of the electric cabinet, and until the front side of the locking block 4 abuts against the rear side of the adjusting plate 6, so that the installation work of the frequency converter is completed, and the existing frequency converter has better installation applicability.

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

Claims

1. The utility model provides a converter convenient to dismantle and overhaul, includes main part (1) and regulating plate (6), its characterized in that: countersunk grooves (15) are formed in four corners of the main body (1), mounting holes (2) are formed in the inner walls of the rear sides of the four countersunk grooves (15), tensioning screws (3) are arranged in the mounting holes (2), locking blocks (4) are fixedly connected to the rear ends of the tensioning screws (3), a limiting pipe (5) is arranged on the rear side of the main body (1), an adjusting groove (7) is formed in the adjusting plate (6), the limiting pipe (5) is located in the adjusting groove (7), the front side of each locking block (4) is abutted to the rear side of the adjusting plate (6), a positioning pipe (8) is movably connected to the inner portion of the adjusting groove (7), a first abutting ring (9) is fixedly connected to the rear side of the positioning pipe (8), the front side of the first abutting ring (9) is abutted to the rear side of the adjusting plate (6), and a second abutting ring (10) is in threaded connection with the side surface of the positioning pipe (8), the rear side of the second abutting ring (10) abuts against the front side of the adjusting plate (6), and the inner thread of the positioning pipe (8) is connected with a mounting screw (11).

2. The frequency converter convenient to disassemble and overhaul according to claim 1, wherein: the rear end of limiting pipe (5) is provided with limit ring (16), limit ring (16) are located the rear side of regulating plate (6), the diameter of limit ring (16) outer lane is greater than the width of adjustment tank (7).

3. The frequency converter convenient to disassemble and overhaul as claimed in claim 1, wherein: the rear side of the main body (1) is provided with a rotating groove (14).

4. The frequency converter convenient to disassemble and overhaul according to claim 3, wherein: the rotating groove (14) is an arc-shaped groove, and the corresponding radius of the arc-shaped groove is the same as the length of the adjusting plate (6).

5. The frequency converter convenient to disassemble and overhaul as claimed in claim 1, wherein: first the front side that supports clamp ring (9) is opened and is equipped with first locking tooth's socket (13), the second supports the rear side of clamp ring (10) and is opened and is equipped with second locking tooth's socket (12), restriction tooth's socket (17) have all been seted up to both sides around regulating plate (6), first locking tooth's socket (13) and rear side restriction tooth's socket (17) joint, second locking tooth's socket (12) and front side restriction tooth's socket (17) joint.

6. The frequency converter convenient to disassemble and overhaul as claimed in claim 1, wherein: the radiating grooves are formed in the left side and the right side of the main body (1), and dust filtering nets are arranged on the inner walls of the left side and the right side of the main body (1).