CN214391579U

CN214391579U - Double-layer dust guard suitable for frequency converter

Info

Publication number: CN214391579U
Application number: CN202022945996.7U
Authority: CN
Inventors: 郭必华
Original assignee: Nantong Yeungyu Electronics Co ltd
Current assignee: Nantong Yeungyu Electronics Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-10-15
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a double-layer dust guard suitable for a frequency converter, which comprises a first dust guard, wherein the bottom end of the first dust guard is movably connected with a fixed frame, and the bottom end of the fixed frame is movably connected with a second dust guard; the improved motor fixing device is characterized in that a first groove is formed in the fixing frame, a rotating motor is fixedly connected to the inside of the first groove, a lead screw is movably connected to the inside of the first groove and located on one side of the rotating motor, a first moving block is sleeved on the front side of the lead screw, a second groove is formed in the inside of the fixing frame and located on one side of the first groove, a sliding rod is fixedly connected to the inside of the second groove, and a second moving block is sleeved on the front side of the sliding rod. The utility model discloses, through being provided with first dust guard and second dust guard, can increase the dustproof ability of converter effectively, prevent that external dust from getting into the inside electronic component life that causes of converter and descending.

Description

Double-layer dust guard suitable for frequency converter

Technical Field

The utility model relates to a converter technical field especially relates to a double-deck dust guard suitable for converter.

Background

The frequency converter mainly comprises rectification (alternating current to direct current), filtering, inversion (direct current to alternating current), a brake unit, a drive unit, a detection unit microprocessing unit and the like, the frequency converter adjusts the voltage and the frequency of an output power supply by switching on and off of an internal IGBT, and provides the required power supply voltage according to the actual requirement of a motor, thereby achieving the purposes of energy conservation and speed regulation.

But the dust guard of converter in at present generally is the individual layer, and dustproof effect is poor to and need dismantle the dust guard just can clear up when clearing up the internal surface of dust guard, and working strength is big, and it is also very troublesome to clear up.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a double-layer dust guard suitable for a frequency converter.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a double-layer dustproof plate suitable for a frequency converter comprises a first dustproof plate, wherein the bottom end of the first dustproof plate is movably connected with a fixed frame, and the bottom end of the fixed frame is movably connected with a second dustproof plate;

the improved ash cleaning device comprises a fixing frame, and is characterized in that a first groove is formed in the fixing frame, a rotating motor is fixedly connected to the inside of the first groove, a lead screw is movably connected to the inside of the first groove and located on one side of the rotating motor, a first moving block is sleeved on the front side of the lead screw, a second groove is formed in the inside of the fixing frame and located on one side of the first groove, a sliding rod is fixedly connected to the inside of the second groove, a second moving block is sleeved on the front side of the sliding rod, a rolling brush is movably connected to the side wall of the first moving block, and an ash cleaning box is movably connected to the bottom end of the fixing frame.

As a further description of the above technical solution:

the output end of the rotating motor is fixedly connected with one end of the screw rod, and the first moving block is connected with the surface of the screw rod through threads.

As a further description of the above technical solution:

and one end of the rolling brush, which is far away from the first moving block, is movably connected with the side wall of the second moving block.

As a further description of the above technical solution:

the top fixedly connected with fixture block of deashing box, the quantity of fixture block is provided with a plurality ofly.

As a further description of the above technical solution:

the bottom sides of the inner part of the fixing frame, which are positioned in the first groove and the second groove, are provided with clamping grooves, and the quantity and the size of the clamping grooves are matched with the clamping blocks.

As a further description of the above technical solution:

the bottom fixedly connected with handle of deashing box, the material of handle is made for elastic material.

As a further description of the above technical solution:

the inside equal swing joint of first dust guard and second dust guard has fixing bolt, first dust guard and second dust guard all pass through fixing bolt fixed connection with the mount.

As a further description of the above technical solution:

the length of the ash removal box is equal to that of the fixing frame.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this double-deck dust guard suitable for converter through being provided with first dust guard and second dust guard, can increase the dustproof ability of converter effectively, prevents that external dust from getting into converter inside and causing inside electronic component life to descend.

2. Compared with the prior art, this double-deck dust guard suitable for converter through being provided with rotation motor and first movable block and lead screw and round brush, can drive the lead screw through rotating the motor and rotate and drive first movable block and remove, and first movable block drives the second movable block and moves under the slide bar and drive the round brush decline and clear up the dust of the internal surface of first dust guard and second dust guard, and the clearance is convenient.

3. Compared with the prior art, this double-deck dust guard suitable for converter through being provided with the deashing box, and the dust that the round brush cleared up falls into the inside of deashing box, and the staff takes the deashing box out through the handle and can clear up the dust, can fix simple to operate through fixture block and draw-in groove after the clearance is accomplished.

Drawings

Fig. 1 is a schematic view of an overall structure of a double-layer dust guard suitable for a frequency converter according to the present invention;

fig. 2 is a schematic structural view of a fixing frame of a double-layer dust guard suitable for a frequency converter according to the present invention;

fig. 3 is a schematic structural view of a dust box of a double-layer dust guard suitable for a frequency converter according to the present invention;

fig. 4 is a partial enlarged view of a in fig. 2 according to the present invention.

Illustration of the drawings:

1. a first dust-proof plate; 2. a second dust-proof plate; 3. a fixed mount; 4. a first groove; 5. rotating the motor; 6. a screw rod; 7. a first moving block; 8. a second groove; 9. a slide bar; 10. a second moving block; 11. rolling and brushing; 12. cleaning the ash box; 13. a clamping block; 14. a handle; 15. a card slot; 16. and (5) fixing the bolt.

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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, 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. 1-4, the utility model provides a pair of double-deck dust guard suitable for converter: the dustproof device comprises a first dustproof plate 1, wherein the bottom end of the first dustproof plate 1 is movably connected with a fixed frame 3, and the bottom end of the fixed frame 3 is movably connected with a second dustproof plate 2, so that the dustproof capacity of the frequency converter is improved;

a first groove 4 is arranged in the fixed frame 3, a rotating motor 5 is fixedly connected in the first groove 4 to drive a lead screw 6 to rotate, a lead screw 6 is movably connected in the first groove 4 and at one side of the rotating motor 5, the output end of the rotating motor 5 is fixedly connected with one end of the lead screw 6, a first moving block 7 is sleeved on the front surface of the lead screw 6, the first moving block 7 is connected with the surface of the lead screw 6 through threads, a second groove 8 is arranged in the fixed frame 3 and at one side far away from the first groove 4, a slide bar 9 is fixedly connected in the second groove 8, a second moving block 10 is sleeved on the front surface of the slide bar 9, a rolling brush 11 is movably connected with the side wall of the first moving block 7, the inner surfaces of the first dust guard 1 and the second dust guard 2 can be conveniently cleaned, one end of the rolling brush 11 far away from the first moving block 7 is movably connected with the side wall of the second moving block 10, the bottom swing joint of mount 3 has deashing box 12 for accomodate the convenient clearance of dust, the length of deashing box 12 equals with the length of mount 3.

The top fixedly connected with fixture block 13 of deashing box 12, the quantity of fixture block 13 is provided with a plurality ofly, the inside of mount 3 and the bottom side that is located first recess 4 and second recess 8 all are provided with draw-in groove 15, the quantity and the size of draw-in groove 15 all with fixture block 13 looks adaptation, make things convenient for deashing box 12 to fix and dismantle, the bottom fixedly connected with handle 14 of deashing box 12, the material of handle 14 is made for elastic material, the equal swing joint in inside of first dust guard 1 and second dust guard 2 has fixing bolt 16, first dust guard 1 all passes through fixing bolt 16 fixed connection with mount 3 with second dust guard 2.

The working principle is as follows: when the device is used, the first dust guard plate 1 and the second dust guard plate 2 are connected with the fixed frame 3 through the fixed bolts 16, and then the dust cleaning box 12 is connected and fixed with the clamping grooves 15 on the fixed frame 3 through the clamping blocks 13, so that the device can be used, in the using process, the dust prevention capacity of the frequency converter can be increased through the first dust guard plate 1 and the second dust guard plate 2, when the interiors of the first dust guard plate 1 and the second dust guard plate 2 need to be cleaned, the rotating motor 5 can be opened to work, the rotating motor 5 drives the screw rod 6 to rotate, the screw rod 6 drives the first movable block 7 to move downwards, the second movable block 10 is driven to move on the sliding rod 9 through the first movable block 7, the first movable block 7 and the second movable block 10 can move to conveniently drive the rolling brushes 11 to clean the inner surfaces of the first dust guard plate 1 and the second dust guard plate 2, and dust can fall into the dust cleaning box 12, cleaning can be performed by pulling the cleaning box 12 out by means of the handle 14.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a double-deck dust guard suitable for converter, includes first dust guard (1), its characterized in that: the bottom end of the first dustproof plate (1) is movably connected with a fixed frame (3), and the bottom end of the fixed frame (3) is movably connected with a second dustproof plate (2);

the utility model discloses a dust cleaning machine, including mount (3), the inside of mount (3) is provided with first recess (4), the inside fixedly connected with of first recess (4) rotates motor (5), the inside of first recess (4) just is located one side swing joint who rotates motor (5) and has lead screw (6), the front cover of lead screw (6) is equipped with first movable block (7), the inside of mount (3) and the one side of keeping away from first recess (4) are provided with second recess (8), the inside fixedly connected with slide bar (9) of second recess (8), the front cover of slide bar (9) is equipped with second movable block (10), the lateral wall swing joint of first movable block (7) has round brush (11), the bottom swing joint of mount (3) has deashing box (12).

2. The double-layer dust guard plate suitable for the frequency converter according to claim 1, wherein: the output end of the rotating motor (5) is fixedly connected with one end of the screw rod (6), and the first moving block (7) is connected with the surface of the screw rod (6) through threads.

3. The double-layer dust guard plate suitable for the frequency converter according to claim 1, wherein: one end of the rolling brush (11) far away from the first moving block (7) is movably connected with the side wall of the second moving block (10).

4. The double-layer dust guard plate suitable for the frequency converter according to claim 1, wherein: the top end of the ash removal box (12) is fixedly connected with clamping blocks (13), and a plurality of clamping blocks (13) are arranged.

5. The double-layer dust guard plate suitable for the frequency converter according to claim 1, wherein: the bottom sides of the inner part of the fixing frame (3) and the positions, located in the first groove (4) and the second groove (8), are provided with clamping grooves (15), and the number and the size of the clamping grooves (15) are matched with the clamping blocks (13).

6. The double-layer dust guard plate suitable for the frequency converter according to claim 1, wherein: the bottom end of the ash removing box (12) is fixedly connected with a handle (14), and the handle (14) is made of elastic materials.

7. The double-layer dust guard plate suitable for the frequency converter according to claim 1, wherein: the inner parts of the first dust guard (1) and the second dust guard (2) are movably connected with fixing bolts (16), and the first dust guard (1) and the second dust guard (2) are fixedly connected with the fixing frame (3) through the fixing bolts (16).

8. The double-layer dust guard plate suitable for the frequency converter according to claim 1, wherein: the length of the ash removing box (12) is equal to that of the fixing frame (3).