CN220421658U

CN220421658U - Frequency converter protection device

Info

Publication number: CN220421658U
Application number: CN202321811829.0U
Authority: CN
Inventors: 王明
Original assignee: Wuxi Lanzhou Automation Technology Co ltd
Current assignee: Wuxi Lanzhou Automation Technology Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-01-30
Anticipated expiration: 2033-07-11

Abstract

The utility model discloses a frequency converter protection device, which belongs to the technical field of frequency converters, and the technical scheme is characterized by comprising a protection shell, a frequency converter body, a plurality of control buttons and a plurality of heat dissipation ports, wherein the frequency converter body is arranged in the protection shell; coupling mechanism includes first connecting block, T-shaped groove, T-shaped piece and second connecting block, the inside at first connecting block is seted up to the T-shaped groove, has solved current most converter and has installed inside the switch board and do not possess protective structure, when the staff uses the instrument to dismantle the maintenance to other control devices inside the switch board, the instrument causes the converter to collide with easily, leads to the converter casing to take place to scrape the flower even cracked easily, influences the normal use of converter to influence the problem of result of use.

Description

Frequency converter protection device

Technical Field

The utility model relates to the technical field of frequency converters, in particular to a frequency converter protection device.

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.

At present, chinese patent with bulletin number of CN217883201U discloses a converter protection device, including the converter main part, the converter main part surface is provided with the guard frame, the guard frame top is provided with the apron, the inside regulation structure that is provided with of guard frame, this converter protection device drives threaded rod and screw thread piece through driving motor and rotates in the cavity, through the cooperation of threaded rod and screw thread piece, make screw thread piece down move in the cavity, and then make screw thread piece drive lifter plate and converter main part down movement through the effect of transmission piece, make the converter main part move to the guard frame inside, and block up the guard frame top through the apron, play the effect of protection to the converter main part through the guard frame, avoid the converter main part to receive the collision of external object effectively when not using, avoid the condition that the converter main part takes place to damage to a certain extent, reach the effect of protecting the converter main part.

Most of the prior frequency converters are installed inside a control cabinet and do not have a protective structure, when workers detach and overhaul other control devices inside the control cabinet by using tools, the tools easily collide with the frequency converters, and the frequency converter shells are easily scratched or even cracked, so that the normal use of the frequency converters is affected.

Disclosure of Invention

The utility model provides a frequency converter protection device, which aims to solve the problems that most of the prior frequency converters are arranged in a control cabinet and have no protection structure, when workers disassemble and overhaul tools for other control devices in the control cabinet, the tools are easy to collide with the frequency converter, and the frequency converter shell is easy to scratch or even crack, so that the normal use of the frequency converter is influenced, and the use effect is influenced.

The utility model is realized in such a way, the frequency converter protection device comprises a protection shell, a frequency converter body, a plurality of control buttons and a plurality of heat dissipation ports, wherein the frequency converter body is arranged in the protection shell, the protection shell is internally provided with two connecting mechanisms, and the front side of the protection shell is provided with a protection door;

coupling mechanism includes first connecting block, T-shaped groove, T-shaped piece and second connecting block, the inside at first connecting block is seted up to the T-shaped groove, one side that the T-shaped piece is close to the second connecting block and second connecting block fixed connection, one side that the first connecting block is close to the protecting crust inner wall and the inner wall fixed connection of protecting crust, one side that the second connecting block is close to the converter body and converter body fixed connection, T-shaped piece sliding connection is in the inside of T-shaped groove.

In order to achieve the effect of limiting the T-shaped block, the front side of the first connecting block is rotatably connected with a limiting block, a first magnet is embedded in the T-shaped block, and the rear side of the limiting block is magnetically attracted with the front side of the first magnet.

In order to achieve the effect of facilitating ventilation inside the protective shell, the frequency converter protection device is preferably provided with the through holes inside the second connecting block, wherein the number of the through holes is a plurality of.

In order to achieve the effect of conveniently connecting the protective shell with the protective door in a rotating way, the protective device for the frequency converter is preferable in the utility model, hinges are arranged at the top and the bottom of the front side of the right side of the protective shell, and the joint of the protective door and the hinges is in rotating connection through the hinges.

In order to achieve the effect of limiting the protective door, the protective shell is preferably embedded with a second magnet, and the rear side of the protective door is magnetically attracted with the front side of the second magnet.

In order to achieve the effect of conveniently pulling the protective door and the protective shell, the protective device for the frequency converter is preferable, glass is inlaid in the protective door, a pull block is fixedly connected to the left side of the protective door, and handles are fixedly connected to the two sides of the protective shell.

In order to achieve the effect of driving air in the protective shell to circulate, the protective shell is preferably provided with the radiating box fixedly communicated with the left side, radiating fans are embedded in the radiating box, and the number of the radiating fans is three.

In order to achieve the effect of filtering air entering the protective shell, the protective shell is preferably embedded with a dustproof net.

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

this converter protection device installs the converter body inside the switch board through using external screw, then insert T shape piece inside the T-shaped groove, can be connected the protecting crust with the converter body this moment, close the guard gate again, protecting crust and guard gate can protect the converter body this moment, the staff uses the instrument to dismantle when overhauing other controlling means inside the switch board, the instrument will not with converter body direct contact, it installs inside the switch board and does not possess protective structure to have avoided current most converter body, when the staff uses the instrument to dismantle the maintenance to other controlling means inside the switch board, the instrument causes the collision with the converter body easily, lead to the converter body casing to take place to scrape the flower even cracked easily, influence the problem of converter body normal use.

Drawings

FIG. 1 is an overall block diagram of a frequency converter protection device of the present utility model;

FIG. 2 is a schematic diagram showing the three-dimensional connection between a protective shell and a transducer body according to the present utility model;

fig. 3 is a schematic perspective view illustrating a connection between a transducer body and a second connection block according to the present utility model;

FIG. 4 is an exploded perspective view of the connecting mechanism of the present utility model;

FIG. 5 is a schematic view of the right side of the protective shell according to the present utility model;

fig. 6 is an enlarged view of a portion of fig. 2 a in accordance with the present utility model.

In the figure, 1, a protective shell; 2. a handle; 3. a protective door; 4. glass; 5. a heat radiation fan; 6. a heat dissipation box; 7. a transducer body; 8. a control knob; 9. a connecting mechanism; 901. a first connection block; 902. a T-shaped groove; 903. a T-shaped block; 904. a second connection block; 10. a hinge; 11. a limiting block; 12. a through hole; 13. a first magnet; 14. a dust screen; 15. a second magnet; 16. pulling blocks; 17. and a heat radiation port.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-6, the present utility model provides the following technical solutions: the utility model provides a converter protection device, includes protection shell 1, converter body 7, a plurality of control button 8 and a plurality of thermovent 17, and converter body 7 sets up in the inside of protection shell 1, and the inside of protection shell 1 is provided with coupling mechanism 9, and coupling mechanism 9 quantity is two, and the front side of protection shell 1 is provided with guard gate 3;

the coupling mechanism 9 includes first connecting block 901, T-shaped groove 902, T-shaped block 903 and second connecting block 904, and T-shaped groove 902 is offered in the inside of first connecting block 901, and one side that T-shaped block 903 is close to second connecting block 904 and second connecting block 904 fixed connection, one side that first connecting block 901 is close to the inner wall of protecting crust 1 and the inner wall fixed connection of protecting crust 1, one side that second connecting block 904 is close to converter body 7 and converter body 7 fixed connection, and T-shaped block 903 sliding connection is in the inside of T-shaped groove 902.

In this embodiment: install converter body 7 inside the switch board through using external screw, then insert T shape piece 903 inside the T-shaped groove 902, can be with protecting crust 1 and converter body 7 this moment and be connected, again with guard gate 3 closed, protecting crust 1 and guard gate 3 can protect converter body 7 this moment, the staff uses the instrument to dismantle when overhauing other controlling means in the switch board, the instrument will not with converter body 7 direct contact, current most converter body 7 has been avoided and has been installed in the switch board inside and not possess protective structure, when the staff uses the instrument to dismantle the maintenance to other controlling means in the switch board, the instrument causes the collision to converter body 7 easily, lead to the converter body 7 casing to take place to scrape the flower even cracked easily, influence the problem of the normal use of converter body 7.

As a technical optimization scheme of the utility model, a limiting block 11 is rotatably connected to the front side of a first connecting block 901, a first magnet 13 is embedded in a T-shaped block 903, and the rear side of the limiting block 11 magnetically attracts the front side of the first magnet 13.

In this embodiment: through rotating stopper 11, rotate stopper 11 to inhale with first magnet 13 looks magnetism, can carry out spacing to T shape piece 903 this moment, reached the spacing effect to T shape piece 903.

As a technical optimization scheme of the utility model, through holes 12 are formed in the second connecting block 904, and the number of the through holes 12 is a plurality.

In this embodiment: the air entering the inside of the protective shell 1 passes through the through hole 12 and then is discharged out of the protective shell 1 through the heat dissipation box 6, so that the air inside the protective shell 1 can circulate rapidly, and the effect of facilitating the ventilation inside the protective shell 1 is achieved.

As a technical optimization scheme of the utility model, hinges 10 are arranged at the top and the bottom of the front side of the right side of the protective shell 1, and the joint of the protective door 3 and the hinges 10 is connected in a rotating way through the hinges 10.

In this embodiment: the guard gate 3 is connected through rotating between hinge 10 and the guard gate 1 for guard gate 3 can rotate and close, has reached the effect of conveniently rotating guard gate 1 and guard gate 3 to be connected.

As a technical optimization scheme of the utility model, the second magnet 15 is embedded in the protective shell 1, and the rear side of the protective door 3 magnetically attracts with the front side of the second magnet 15.

In this embodiment: through rotating the guard gate 3 to inhale mutually magnetism with the second magnet 15, can carry out spacingly to guard gate 3, reached the spacing effect to guard gate 3.

As a technical optimization scheme of the utility model, glass 4 is embedded in the protective door 3, a pull block 16 is fixedly connected to the left side of the protective door 3, and handles 2 are fixedly connected to the two sides of the protective shell 1.

In this embodiment: through handheld handle 2, remove handle 2 and can drive shield shell 1 and remove, through stirring pull block 16, can rotate the guard gate 3 and close, reached the effect of conveniently pulling guard gate 3 and shield shell 1.

As a technical optimization scheme of the utility model, the left side of the protective shell 1 is fixedly communicated with a radiating box 6, radiating fans 5 are embedded in the radiating box 6, and the number of the radiating fans 5 is three.

In this embodiment: through controlling radiator fan 5 work, radiator fan 5 can be with the outside air of protecting crust 1 through the inside circulation of inhaling protecting crust 1 behind dust screen 14 filtration dust, has reached the inside air circulation's of drive protecting crust 1 effect.

As a technical optimization scheme of the utility model, the inside of the protective shell 1 is embedded with a dust screen 14.

In this embodiment: the outside air of protecting crust 1 will get into inside protecting crust 1 again after filtering through dust screen 14, has reached the effect of filtering the inside air of entering protecting crust 1.

Working principle: firstly, use external screw to install converter body 7 inside the switch board, then hold handle 2, remove handle 2 and can drive shield 1 and remove, remove shield 1 to T shape piece 903 insert T shape groove 902 inside, can be connected with converter body 7 with shield 1 this moment, then rotate stopper 11, rotate stopper 11 to inhale mutually magnetism with first magnet 13, can spacing to T shape piece 903 this moment, then stir pull piece 16, can rotate the guard gate 3 and close, rotate between guard gate 3 and the shield 1 through hinge 10 and be connected, make guard gate 3 can rotate and close, rotate guard gate 3 to inhale mutually magnetism with second magnet 15, can be spacing to guard gate 3, shield 1 and guard gate 3 can protect converter body 7 this moment, avoided current most converter body 7 to install inside the switch board and do not possess protective structure, when staff uses other control devices to dismantle the tool inside the switch board, the tool causes to knock into converter body 7 easily, lead to the frequency converter body 7 shell to take place to scrape the fan housing body even, the inside of guard gate 1 can be passed through the inside through the fan 1 and inhale the inside through the fan 1, can be passed through the inside of guard gate 1, can be passed through the inside of guard gate 1, the inside is opened and the inside of guard gate 1 is passed through the fan 1, can be passed through the inside of guard gate 1, can be passed through the guard gate 1, and the inside is passed through the inside the guard gate 1 is opened 1, can be passed through the inside the guard gate 1, and can be passed through the inside the guard gate 1 is opened.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a converter protection device, includes protective housing (1), converter body (7), a plurality of control button (8) and a plurality of thermovent (17), its characterized in that: the frequency converter is characterized in that the frequency converter body (7) is arranged in the protective shell (1), a connecting mechanism (9) is arranged in the protective shell (1), the number of the connecting mechanisms (9) is two, and a protective door (3) is arranged on the front side of the protective shell (1);

coupling mechanism (9) are including first connecting block (901), T-shaped groove (902), T shape piece (903) and second connecting block (904), the inside at first connecting block (901) is seted up in T-shaped groove (902), one side that T shape piece (903) is close to second connecting block (904) and second connecting block (904) fixed connection, one side that first connecting block (901) is close to shield shell (1) inner wall and the inner wall fixed connection of shield shell (1), one side that second connecting block (904) is close to converter body (7) and converter body (7) fixed connection, T shape piece (903) sliding connection is in the inside of T-shaped groove (902).

2. A frequency converter protection device according to claim 1, characterized in that: the front side of first connecting block (901) rotates and is connected with stopper (11), the inside of T shape piece (903) is inlayed and is had first magnet (13), the rear side of stopper (11) is inhaled with the front side looks magnetism of first magnet (13).

3. A frequency converter protection device according to claim 1, characterized in that: through holes (12) are formed in the second connecting block (904), and the number of the through holes (12) is a plurality of.

4. A frequency converter protection device according to claim 1, characterized in that: the top and the bottom of shield shell (1) right side front side all are provided with hinge (10), the junction of shield door (3) and hinge (10) is through hinge (10) rotation connection.

5. A frequency converter protection device according to claim 1, characterized in that: the second magnet (15) is embedded in the protective shell (1), and the rear side of the protective door (3) magnetically attracts with the front side of the second magnet (15).

6. A frequency converter protection device according to claim 1, characterized in that: glass (4) is inlaid in the protective door (3), a pull block (16) is fixedly connected to the left side of the protective door (3), and handles (2) are fixedly connected to the two sides of the protective shell (1).

7. A frequency converter protection device according to claim 1, characterized in that: the left side of protecting crust (1) is fixed to be linked together has radiating box (6), the inside of radiating box (6) is inlayed and is had radiator fan (5), the quantity of radiator fan (5) is three.

8. A frequency converter protection device according to claim 1, characterized in that: a dustproof net (14) is embedded in the protective shell (1).