CN219611609U

CN219611609U - Protective type full-closed frequency converter

Info

Publication number: CN219611609U
Application number: CN202320122885.7U
Authority: CN
Inventors: 胡克涛; 张伟
Original assignee: Shenzhen Ansheng Electric Co ltd
Current assignee: Shenzhen Ansheng Electric Co ltd
Priority date: 2023-01-18
Filing date: 2023-01-18
Publication date: 2023-08-29
Anticipated expiration: 2033-01-18

Abstract

The utility model discloses a protective type full-closed frequency converter which comprises a device main body and a heat radiation top cover, wherein fixing rods are fixedly connected to four corner positions on one side of the outer part of the device main body, the heat radiation top cover is fixedly connected to the middle position of the top end of the device main body, and side protective adhesive tapes are uniformly arranged on two sides of the heat radiation top cover. This kind of totally closed converter of protection type can make things convenient for the curb plate to dismantle in the inboard of device main part to be convenient for maintain and overhaul the part of device main part inboard, sealing rubber circle laminates through extrusion and device main part one side notch position, the inboard leakproofness of device main part can be strengthened to the in-process of laminating, the protection to the inboard spare part of device main part is strengthened to the lateral wall of utilizing the device main part, top fixedly connected with heat dissipation top cap and side protection adhesive tape at the device main part, increase the anticollision on device main part top, utilize the protection of side protection adhesive tape to heat dissipation top cap lateral wall, can avoid heat dissipation top cap deformation as far as possible.

Description

Protective type full-closed frequency converter

Technical Field

The utility model relates to the technical field of frequency converters, in particular to a protective type full-closed frequency converter.

Background

The frequency converter is a power control device which controls the alternating current motor by changing the frequency of a working power supply of the motor by applying a frequency conversion technology and a microelectronic technology.

The frequency converter mainly comprises a rectifying unit (alternating current to direct current), a filtering unit, an inverting unit (direct current to frequency alternating current), a braking unit, a driving unit, a detecting unit micro-processing unit and the like. The frequency converter is used for adjusting the voltage and frequency of the output power supply by switching on and off the internal IGBT, and providing the required power supply voltage according to the actual requirement of the motor, so as to achieve the purposes of energy saving and speed regulation. Along with the continuous improvement of the industrial automation degree, the frequency converter is also widely applied.

The utility model provides a protection type totally enclosed frequency converter, refer to the frequency converter of all-round protection, this frequency converter is in the in-process of using, because the more comprehensive of protection, so the inboard moisture of protection type totally enclosed frequency converter is surmounted, dust in the air and enter into the inboard of frequency converter can be avoided to protection type totally enclosed frequency converter when using, but protection type totally enclosed frequency converter is in order to guarantee that safeguard function is good, the installation of general case curb plate is also more sealed, when needing to overhaul, dismantle between curb plate inconvenient and the device main part, inconvenient maintenance and overhaul to the spare part of frequency converter inboard.

Therefore, a protective type full-closed frequency converter is required to be designed aiming at the problems.

Disclosure of Invention

The utility model aims to provide a protective type full-closed frequency converter, which solves the problems that in the prior art, the installation of side plates is relatively sealed under the general condition, and when the maintenance is needed, the side plates are inconvenient to disassemble from the device main body, and the maintenance and the overhaul of parts on the inner side of the frequency converter are inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the protection type full-closed frequency converter comprises a device main body and a heat radiation top cover, wherein four corner positions on one side of the outer part of the device main body are fixedly connected with fixing rods, the middle position of the top end of the device main body is fixedly connected with the heat radiation top cover, side protection adhesive tapes are uniformly arranged on two sides of the heat radiation top cover, and the top ends of the side walls on two sides of the device main body are fixedly connected with movable handles;

one side of device main part is provided with the square groove, fixedly connected with connecting block on the inside wall in square groove, the inboard joint of connecting block has fixed clamping lever, the top fixedly connected with connecting rod of fixed clamping lever, the one end of connecting rod and the lateral wall fixed connection of curb plate.

Optionally, evenly fixedly connected with sealing rubber circle on the lateral wall of curb plate, sealing rubber circle passes through extrusion and the inside wall contact of device main part, the nitrile rubber that sealing rubber circle adopted.

Optionally, the intermediate position of connecting block inboard has seted up interior draw-in groove, the inboard joint of interior draw-in groove has interior draw-in lever, one side swing joint of interior draw-in groove has the promotion piece, the lateral wall of interior draw-in lever is run through to the promotion piece.

Optionally, a groove is formed in the side wall of the connecting block, a second connecting plate is fixedly connected to the inner side of the groove, and a thrust spring is fixedly connected to the side wall of the second connecting plate.

Optionally, telescopic links are fixedly connected with on the second connecting plate lateral wall of thrust spring both sides, telescopic links and thrust spring's top all fixedly connected with first connecting plate.

Optionally, the top of first connecting plate and the bottom fixed connection of pushing block, the lateral wall that the pushing block runs through interior clamping rod and one side fixed connection of interior clamping rod.

Optionally, the pushing block is arranged on the side wall at one end of the inner clamping groove, and the pushing block is symmetrically provided with two groups.

Compared with the prior art, the utility model has the beneficial effects that: the protective type full-closed frequency converter can facilitate the disassembly of the side plate on the inner side of the device main body, so that the parts on the inner side of the device main body are convenient to maintain and overhaul, the sealing rubber ring is attached to the notch position of the device main body by extrusion, the sealing performance on the inner side of the device main body can be enhanced in the attaching process, the protection of parts on the inner side of the device main body is enhanced by utilizing the outer side wall of the device main body, the top end of the device main body is fixedly connected with the heat dissipation top cover and the side protection adhesive tape, the anti-collision performance of the top end of the device main body is improved, the protection of the side protection adhesive tape on the outer side wall of the heat dissipation top cover is utilized, and the deformation of the heat dissipation top cover can be avoided as much as possible;

1. the side plate on one side of the device main body is realized by the mutual matching of the fixed clamping rod and the connecting rod which are movably connected with the inner side of the connecting block, and the side plate can be conveniently detached from the inner side of the device main body, so that the parts on the inner side of the device main body are convenient to repair and overhaul;

2. the sealing rubber ring is arranged at the position of one circle of the side plate, and is bonded with the notch position of the device main body through extrusion, so that the sealing performance of the inner side of the device main body can be enhanced in the bonding process, and the outer side wall of the device main body is utilized to enhance the protection of parts of the inner side of the device main body;

3. through the top fixedly connected with heat dissipation top cap and side protection adhesive tape at the device main part, increase the crashworthiness on device main part top, utilize side protection adhesive tape to the protection of heat dissipation top cap lateral wall, can avoid heat dissipation top cap deformation as far as possible.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the connection structure of the connection block and the connection rod of the present utility model;

FIG. 3 is a schematic side view of the connecting block and connecting rod of the present utility model;

FIG. 4 is a schematic view of the connection block and connection rod of the present utility model in partial cross-section.

In the figure: 1. a device body; 2. a connecting block; 3. a side plate; 4. a heat dissipating top cover; 5. a side protective adhesive tape; 6. a fixed rod; 7. a moving handle; 8. sealing the rubber ring; 9. fixing the clamping rod; 10. a connecting rod; 11. an inner clamping groove; 12. a pushing block; 13. an inner clamping rod; 14. a groove; 15. a thrust spring; 16. a telescopic rod; 17. a first connection plate; 18. and a second connecting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a protection type totally-enclosed frequency converter, includes device main part 1 and heat dissipation top cap 4, and four corner positions of device main part 1 outside one side are fixedly connected with dead lever 6, and the intermediate position fixedly connected with heat dissipation top cap 4 on device main part 1 top, and heat dissipation top cap 4 both sides evenly are provided with side protection adhesive tape 5, and the top of device main part 1 both sides lateral wall is fixedly connected with removal handle 7;

a square groove is arranged on one side of the device main body 1, a connecting block 2 is fixedly connected on the inner side wall of the square groove, a groove 14 is arranged on the side wall of the connecting block 2, a second connecting plate 18 is fixedly connected on the inner side of the groove 14, a thrust spring 15 is fixedly connected on the side wall of the second connecting plate 18, a telescopic rod 16 is fixedly connected on the side wall of the second connecting plate 18 on two sides of the thrust spring 15, a first connecting plate 17 is fixedly connected on the top ends of the telescopic rod 16 and the thrust spring 15, the top ends of the first connecting plate 17 are fixedly connected with the bottom end of a pushing block 12, the pushing block 12 penetrates through the side wall of an inner clamping rod 13 and is fixedly connected with one side of the inner clamping rod 13, the pushing block 12 is arranged on the side wall at one end of the inner clamping groove 11, two groups of the pushing block 12 are symmetrically arranged, the inner clamping groove 11 is arranged at the middle position on the inner side of the connecting block 2, the inner side of the inner clamping groove 11 is clamped with an inner clamping rod 13, one side of the inner clamping groove 11 is movably connected with a pushing block 12, the pushing block 12 penetrates through the side wall of the inner clamping rod 13, in the embodiment, when the inner clamping groove 11 arranged on the inner side of the inner clamping rod 13 connected with one end of the connecting rod 10 slides into the extreme end of the inner side of the inner clamping groove 11, the pushing block 12 penetrates through the side wall of the inner clamping rod 13 to fix the position of the inner clamping rod 13 on the inner side of the inner clamping groove 11, the pushing block 12 pushes the first connecting plate 17 in the penetrating process, the pushing block 12 is indirectly driven to penetrate through the side wall of the inner clamping rod 13 by the reasoning of the pushing spring 15, so that the clamping connection between the pushing block 12 and the side wall of the inner clamping rod 13 is completed, the position of the side plate 3 on one side of the connecting rod 2 is indirectly completed, and the splicing and the disassembly between the device main body 1 and the side plate 3 are completed;

the inboard joint of connecting block 2 has fixed clamping rod 9, the top fixedly connected with connecting rod 10 of fixed clamping rod 9, the one end of connecting rod 10 and the lateral wall fixed connection of curb plate 3, even fixedly connected with sealing rubber circle 8 on the lateral wall of curb plate 3, sealing rubber circle 8 passes through the extrusion and contacts with the inside wall of device main part 1, the nitrile rubber that sealing rubber circle 8 adopted, in this embodiment, utilize the inboard chucking of connecting rod 10 one end fixedly connected fixed clamping rod 9 and connecting block 2 to extrude sealing rubber circle 8 on lateral wall of curb plate 3 one side, sealing rubber circle 8 is at the lateral wall of extruded in-process body laminating device main part 1 square groove, in this way, can let sealing rubber circle 8 laminating device main part 1 square groove after the extrusion and the gap of curb plate 3 lateral wall linking position, guarantee the inside leakproofness of device main part 1.

Working principle: when the device is used, firstly, according to the structures shown in fig. 1 and 2, in the using process of the protective type full-closed frequency converter, the sealing rubber ring 8 on the side wall of one side of the side plate 3 is extruded by utilizing the fixed clamping rod 9 fixedly connected with one end of the connecting rod 10 to clamp the inner side of the connecting block 2, and the sealing rubber ring 8 is attached to the side wall of the square groove of the device main body 1 in the extruding process, so that the sealing rubber ring 8 after extrusion can be attached to a gap at the joint position of the square groove of the device main body 1 and the side wall of the side plate 3, and the internal tightness of the device main body 1 is ensured;

then, according to the structure shown in fig. 1, fig. 3 and fig. 4, the inner clamping groove 11 arranged on the inner side of the inner clamping rod 13 tiger channel connecting block 2 and connected with one end of the connecting rod 10 is utilized, when the connecting rod slides into the extreme end of the inner side of the inner clamping groove 11, the pushing block 12 penetrates through the side wall of the inner clamping rod 13 to fix the position of the inner clamping rod 13 on the inner side of the inner clamping groove 11, the pushing block 12 pushes the first connecting plate 17 in the penetrating process by utilizing the pushing spring 15, the pushing block 12 is indirectly driven to penetrate through the side wall of the inner clamping rod 13 by utilizing the reasoning of the pushing spring 15, so that the clamping connection between the pushing block 12 and the side wall of the inner clamping rod 13 is completed, the fixing of the side plate 3 on one side of the connecting block 2 is indirectly completed, the splicing and the dismounting between the device main body 1 and the side plate 3 are completed, and the overhaul and maintenance of parts on the inner side of the device main body 1 are convenient.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a totally closed converter of protection type, includes device main part (1) and heat dissipation top cap (4), its characterized in that: four corner positions on one side of the outer part of the device main body (1) are fixedly connected with fixing rods (6), a heat dissipation top cover (4) is fixedly connected to the middle position of the top end of the device main body (1), side protection adhesive tapes (5) are uniformly arranged on two sides of the heat dissipation top cover (4), and movable handles (7) are fixedly connected to the top ends of the side walls on two sides of the device main body (1);

one side of device main part (1) is provided with square groove, fixedly connected with connecting block (2) on the inside wall in square groove, the inboard joint of connecting block (2) has fixed clamping rod (9), the top fixedly connected with connecting rod (10) of fixed clamping rod (9), the one end of connecting rod (10) and the lateral wall fixed connection of curb plate (3).

2. The protective type full-closed frequency converter according to claim 1, wherein: the side wall of the side plate (3) is uniformly and fixedly connected with a sealing rubber ring (8), the sealing rubber ring (8) is in contact with the inner side wall of the device main body (1) through extrusion, and the sealing rubber ring (8) is made of nitrile rubber.

3. The protective type full-closed frequency converter according to claim 1, wherein: an inner clamping groove (11) is formed in the middle position of the inner side of the connecting block (2), an inner clamping rod (13) is clamped on the inner side of the inner clamping groove (11), a pushing block (12) is movably connected to one side of the inner clamping groove (11), and the pushing block (12) penetrates through the side wall of the inner clamping rod (13).

4. A protected type full-closed frequency converter according to claim 3, wherein: the connecting block is characterized in that a groove (14) is formed in the side wall of the connecting block (2), a second connecting plate (18) is fixedly connected to the inner side of the groove (14), and a thrust spring (15) is fixedly connected to the side wall of the second connecting plate (18).

5. The protective type full-closed frequency converter according to claim 4, wherein: the telescopic rod (16) is fixedly connected to the side walls of the second connecting plates (18) on two sides of the thrust spring (15), and the first connecting plates (17) are fixedly connected to the top ends of the telescopic rod (16) and the thrust spring (15).

6. The protective type full-closed frequency converter according to claim 5, wherein: the top end of the first connecting plate (17) is fixedly connected with the bottom end of the pushing block (12), and the pushing block (12) penetrates through the side wall of the inner clamping rod (13) and is fixedly connected with one side of the inner clamping rod (13).

7. The protective type full-closed frequency converter according to claim 6, wherein: the pushing blocks (12) are arranged on the side wall of one end of the inner clamping groove (11), and the pushing blocks (12) are symmetrically provided with two groups.