Frequency converter protection device

Abstract

The utility model belongs to the technical field of frequency converter protection equipment, and particularly relates to a frequency converter protection device which comprises a frequency converter body and a protection mechanism. The protection mechanism comprises a base, connecting seats symmetrically arranged on the base, a group of clamping seats and a group of bidirectional threaded rods; the group of clamping seats are transversely arranged between the two connecting seats, sliding blocks are symmetrically arranged on the group of clamping seats, sliding grooves matched with the sliding blocks are formed in the two opposite sides of the two connecting seats, the sliding blocks are located in the sliding grooves, the two ends of the group of bidirectional threaded rods penetrate through the sliding blocks in a threaded mode and are arranged in the sliding grooves, and the frequency converter body is located between the two clamping seats. By rotating the handle, the group of clamping seats move relatively, so that the frequency converter body realizes the function of being convenient to disassemble and assemble; the fan is started, external air is conveyed into the air cavity, the air in the air cavity is blown outwards through the air holes, and the frequency converter body can be cooled when the air is blown to the frequency converter body.

Description

Technical Field

[0001] The utility model belongs to the technical field of frequency converter protection equipment, in particular to a frequency converter protection device. Background Art

[0002] The inverter is a power control device that is applied to frequency conversion technology and microelectronics technology to control AC motors by changing the working power frequency of the motor. With the continuous improvement of industrial automation, inverters are widely used. When installing the inverter, a protective device is usually used to prevent the inverter from affecting its service life due to vibration.

[0003] The existing inverter protection device is not easy to install and disassemble, the operation is complicated, time-consuming and labor-intensive; at the same time, it does not have a heat dissipation function, and after working for a long time, the heat is too high, which will affect the service life of the inverter. Summary of the invention

[0004] The utility model aims to provide a frequency converter protection device, which is convenient to disassemble and assemble, simple to operate, saves time and effort, and has a heat dissipation function, thereby extending the service life of the frequency converter body.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a frequency converter protection device, comprising a frequency converter body and a protection mechanism; the protection mechanism comprises a base, a connecting seat symmetrically arranged on the base, a group of clamping seats, and a group of bidirectional threaded rods; one group of the clamping seats is transversely arranged between the two connecting seats, and one group of the clamping seats are symmetrically provided with sliders, and the two opposite sides of the two connecting seats are provided with sliding grooves adapted to the sliders, and the sliders are located in the sliding grooves, and both ends of a group of the bidirectional threaded rods are threaded through the sliders and arranged in the sliding grooves, the frequency converter body is located between the two clamping seats, one side of the base is provided with two synchronous wheels fixedly connected to one end of the bidirectional threaded rods, and the two synchronous wheels are provided with synchronous belts, and the side of the base away from the synchronous wheels is provided with a handle fixedly connected to the other end of one of the bidirectional threaded rods.

[0006] In order to prevent the inverter body from displacement, as a preferred inverter protection device of the utility model, a group of limiting rods are provided on both opposite sides of the clamping seat, and a limiting ear seat matched with the limiting rod is provided on the inverter body, and the limiting rod is sleeved in the limiting ear seat.

[0007] In order to enhance the clamping stability between the clamping seat and the inverter body, as a preferred inverter protection device of the utility model, rubber pads are provided on both opposite sides of a group of the clamping seats.

[0008] In order to cool down the inverter, as a preferred inverter protection device of the utility model, a wind cavity is opened inside the interlayer of the base, a mounting groove connected to the wind cavity is opened on the base, and a fan is arranged inside the mounting groove; a plurality of wind holes connected to the wind cavity are opened on the side of the base facing the inverter body.

[0009] In order to prevent impurities from entering the wind cavity, as a preferred inverter protection device of the utility model, a filter cover is provided on the side of the installation groove away from the wind cavity.

[0010] In order to fix the fixing seat, as a preferred embodiment of the frequency converter protection device of the utility model, a fixing ear seat is arranged on the base.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model rotates the handle to make a group of clamping seats move relatively and clamp and fix the inverter body, so that the inverter body can be easily disassembled and assembled; when a group of clamping seats move relatively, the limiting rod is sleeved in the limiting ear seat to limit and fix the inverter body, thereby preventing the inverter body from being displaced between the two clamping seats and ensuring the stability of the vertical installation of the inverter body.

[0013] 2. The utility model starts the fan to convey the outside wind into the wind cavity. The wind inside the wind cavity is blown outward through a plurality of wind holes and blows onto the inverter body to cool the inverter body, thereby preventing the inverter body from being overheated during operation and affecting its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 This is a front view structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic cross-sectional structural diagram of the connecting seat of the utility model;

[0017] Figure 3 It is a schematic cross-sectional structural diagram of the base of the utility model.

[0018] In the figure: 1. Inverter body; 2. Base; 3. Connecting seat; 4. Clamping seat; 5. Bidirectional threaded rod; 6. Slider; 7. Slide groove; 8. Synchronous wheel; 9. Synchronous belt; 10. Handle; 11. Limit rod; 12. Limit ear seat; 13. Rubber pad; 14. Air cavity; 15. Mounting slot; 16. Fan; 17. Air hole; 18. Filter cover; 19. Fixed ear seat. DETAILED DESCRIPTION

[0019] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0020] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and 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 therefore cannot be understood as a limitation on the present invention.

[0021] See also Figures 1 to 3 , a frequency converter protection device, comprising a frequency converter body 1 and a protection mechanism; the protection mechanism comprises a base 2, a connecting seat 3 symmetrically arranged on the base 2, a group of clamping seats 4, and a group of bidirectional threaded rods 5; a group of clamping seats 4 is transversely arranged between two connecting seats 3, a group of clamping seats 4 are symmetrically provided with sliders 6, two opposite sides of the two connecting seats 3 are provided with slide grooves 7 adapted to the sliders 6, the sliders 6 are located in the slide grooves 7, both ends of a group of bidirectional threaded rods 5 are threaded through the sliders 6 and are arranged in the slide grooves 7, the frequency converter body 1 is located between the two clamping seats 4, one side of the base 2 is provided with two synchronous wheels 8 fixedly connected to one end of the bidirectional threaded rods 5, the two synchronous wheels 8 are provided with synchronous belts 9, and the side of the base 2 away from the synchronous wheel 8 is provided with a handle 10 fixedly connected to the other end of one of the bidirectional threaded rods 5;

[0022] A set of limiting rods 11 are arranged on opposite sides of the clamping seat 4, and a limiting ear seat 12 matching with the limiting rod 11 is arranged on the inverter body 1, and the limiting rod 11 is sleeved in the limiting ear seat 12;

[0023] A set of rubber pads 13 are disposed on opposite sides of the clamping seats 4 .

[0024] In this embodiment: the inverter body 1 is placed between a group of clamping seats 4, one end of the two bidirectional threaded rods 5 is provided with a synchronous wheel 8, the two synchronous wheels 8 are connected by a synchronous belt 9, and the handle 10 is rotated to make the two bidirectional threaded rods 5 realize the function of synchronous rotation. The bidirectional threaded rods 5 rotate, and the slider 6 slides in the slide groove 7, so that a group of clamping seats 4 are relatively moved until they are in contact with the two sides of the inverter body 1, so that the clamping seats 4 clamp and fix the inverter body 1, so that the inverter body 1 can realize the function of convenient disassembly and assembly; the rubber pad 13 can enhance the tightness between the clamping seat 4 and the inverter body 1, thereby enhancing the clamping stability of the inverter body 1; when a group of clamping seats 4 are relatively moved, the limiting rod 11 is sleeved in the limiting ear seat 12, which plays a role of limiting and fixing the inverter body 1, avoiding the displacement of the inverter body 1 between the two clamping seats 4, and ensuring the stability of the vertical installation of the inverter body 1.

[0025] As a technical optimization solution of the utility model, an air cavity 14 is opened inside the interlayer of the base 2, a mounting groove 15 connected to the air cavity 14 is opened on the base 2, and a fan 16 is arranged inside the mounting groove 15; a plurality of air holes 17 connected to the air cavity 14 are opened on the side of the base 2 facing the inverter body 1.

[0026] In this embodiment, the fan 16 is started, and the external wind is transported into the wind cavity 14. The wind inside the wind cavity 14 is blown outward through a plurality of wind holes 17 and blows onto the inverter body 1 to cool the inverter body 1.

[0027] As a technical optimization solution of the present invention, a filter cover 18 is provided on a side of the installation slot 15 away from the wind cavity 14 .

[0028] In this embodiment, the filter cover 18 plays a role in filtering impurities, preventing the impurities from entering the air cavity 14 and preventing the impurities from being blown onto the inverter body 1 .

[0029] As a technical optimization solution of the present invention, a fixing ear seat 19 is provided on the base 2 .

[0030] In this embodiment: the fixing ear seat 19 is used to fix the fixing seat.

[0031] Working principle: first, place the inverter body 1 between a group of clamping seats 4, rotate the handle 10 to make the two bidirectional threaded rods 5 realize the function of synchronous rotation, and a group of clamping seats 4 moves relatively, and the two clamping seats 4 clamp and fix the inverter body 1. When the handle 10 is rotated in the opposite direction, the clamping seat 4 is separated from the inverter, so that the inverter body 1 can be easily disassembled and assembled; when a group of clamping seats 4 moves relatively, the limiting rod 11 is sleeved in the limiting ear seat 12, which plays a role of limiting and fixing the inverter body 1, avoiding the displacement of the inverter body 1 between the two clamping seats 4, and at the same time ensuring the stability of the vertical installation of the inverter body 1;

[0032] The fan 16 is started to convey the outside wind into the wind cavity 14. The wind inside the wind cavity 14 is blown outward through a plurality of wind holes 17 and blown onto the inverter body 1 to cool the inverter body 1, thereby preventing the inverter body 1 from being overheated during operation and affecting its service life.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A frequency converter protection device, characterized in that: The invention comprises a frequency converter body (1) and a protection mechanism; the protection mechanism comprises a base (2), a connecting base (3) symmetrically arranged on the base (2), a group of clamping bases (4), and a group of bidirectional threaded rods (5); the group of clamping bases (4) are transversely arranged between the two connecting bases (3); the group of clamping bases (4) are symmetrically arranged with sliders (6); the two opposite sides of the two connecting bases (3) are provided with sliding grooves (7) adapted to the sliders (6); the sliders (6) are located in the sliding grooves (7); both ends of the group of bidirectional threaded rods (5) are threadedly penetrated through the sliders (6) and are arranged in the sliding grooves (7); the frequency converter body (1) is located between the two clamping bases (4); one side of the base (2) is provided with two synchronous wheels (8) fixedly connected to one end of the bidirectional threaded rods (5); the two synchronous wheels (8) are provided with synchronous belts (9); the side of the base (2) away from the synchronous wheels (8) is provided with a handle (10) fixedly connected to the other end of one of the bidirectional threaded rods (5).

2. The inverter protection device according to claim 1, characterized in that: A set of limiting rods (11) are arranged on opposite sides of the clamping seat (4), and a limiting ear seat (12) matching the limiting rod (11) is arranged on the inverter body (1), and the limiting rod (11) is sleeved in the limiting ear seat (12).

3. The inverter protection device according to claim 1, characterized in that: A set of rubber pads (13) are provided on opposite sides of the clamping seats (4).

4. The inverter protection device according to claim 1, characterized in that: An air cavity (14) is provided inside the interlayer of the base (2); a mounting groove (15) communicating with the air cavity (14) is provided on the base (2); a fan (16) is provided inside the mounting groove (15); and a plurality of air holes (17) communicating with the air cavity (14) are provided on a side of the base (2) facing the inverter body (1).

5. A frequency converter protection device according to claim 4, characterized in that: A filter cover (18) is provided on one side of the installation slot (15) away from the air cavity (14).

6. The inverter protection device according to claim 1, characterized in that: A fixing ear seat (19) is provided on the base (2).

Images