CN216490200U - Intelligent control frequency converter - Google Patents

Abstract

The utility model discloses an intelligent control frequency converter, which comprises a protective shell and a protective cover, wherein the protective shell comprises a bottom plate, a vertical plate is fixed on the upper end surface of the bottom plate, the vertical plate is of an inverted Jiong type plate structure, clamping plates are fixed at the left end and the right end of the inner side of the vertical plate through buffer rods, a frequency converter body is clamped between the two clamping plates, heat pipes are inserted on the two side walls of the vertical plate, one ends of the heat pipes extend to the inner side of the vertical plate and are welded with copper bulges, the other ends of the heat pipes extend to the outer side of the protective shell and are fixed with radiating fins, the protective cover is clamped at the top end of the vertical plate, and the protective cover and the vertical plate are fixedly connected through fastening bolts, the utility model has reasonable structural design, the frequency converter body can receive good protective effect, the service life is prolonged, meanwhile, the quick heat radiation treatment can be carried out on excessive heat generated during the operation of the frequency converter, the damage to the internal components caused by high temperature can be effectively avoided, meanwhile, the use safety is improved, and the method has a good practical application prospect.

Description

An intelligent control inverter

technical field

The utility model relates to the technical field of frequency converters, in particular to an intelligent control frequency converter.

Background technique

The frequency converter is a power control device that uses frequency conversion technology and microelectronics technology to control the AC motor by changing the frequency of the motor's working power supply. The inverter is mainly composed of rectification (AC to DC), filtering, inverter (DC to AC), braking unit, drive unit, detection unit, micro-processing unit, etc. very broad application.

However, the existing intelligent control inverter has a single structure design and a single heat dissipation method, so the effect is poor, and the internal temperature of the device is high during long-term operation or overload operation, which is easy to cause damage to the tiny and precise electrical components inside the device, causing unnecessary economical damage. loss, not conducive to actual use.

Utility model content

The main purpose of the present invention is to provide an intelligent control frequency converter, which can effectively solve the problems in the background technology.

To achieve the above purpose, the technical scheme adopted by the present utility model is:

An intelligent control frequency converter includes a protective casing and a protective cover, the protective casing includes a bottom plate, a vertical plate is fixed on the upper end surface of the bottom plate, and the vertical plate is an inverted "徂" type plate structure and its inner side is The left and right ends of the inverter are fixed with splints through buffer rods, and the inverter body is clamped between the two splints. The upper end face is closely attached to the bottom of the inverter body, a cooling fan is installed under the temperature equalizing plate and inside the protective casing, the surface of the bottom plate is provided with cooling openings at the cooling fan, and the two sides of the vertical plate are provided with a cooling fan. Heat pipes are inserted on the walls. One end of the heat pipe extends to the inner side of the vertical plate and is welded with copper protrusions. The cover is clamped on the top of the vertical plate and the two are fixedly connected by fastening bolts.

Preferably, the copper protrusions are hemispherical structures.

Preferably, the cross-section of the heat dissipation fins is wave-shaped and the surfaces thereof are provided with ventilation micro-holes.

Preferably, the buffer rod includes an airtight sleeve, a telescopic rod is slidably connected to the inner side of the airtight sleeve, and a piston adapted to the airtight sleeve is bonded to the inner end of the telescopic rod. There is a buffer spring between the piston and the inner wall of the closed sleeve.

Preferably, the inner cavity of the closed sleeve is filled with damping oil, and the surface of the piston is provided with a return hole.

Preferably, the two side walls of the frequency converter body are provided with clamping grooves adapted to the clamping plate, and a protective pad is adhered to the surface of the clamping plate on the side close to the clamping groove.

Preferably, the bottom end of the protection cover is provided with a clamping plate, and the top end of the vertical plate is provided with a clamping slot adapted to the clamping plate.

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

1. The utility model can effectively fix the inverter body on the inner side of the protective casing through the provided splint, and then fix the protective cover by tightening the bolts, so that the inverter body can be well protected, and the set buffer rod has good protection. The buffering performance can effectively alleviate the damage caused by the external impact force to the internal components of the inverter body, ensure the performance of the inverter body, and prolong the service life;

2. The utility model can quickly absorb the heat generated when the inverter body is running through the set temperature equalizing plate, and outside the protective shell where the absorbed heat is discharged under the action of the cooling fan, so that the temperature equalizing plate can continue to affect the inverter body. To achieve cooling, at the same time, the heat pipe can quickly absorb the heat inside the protective casing through the set of copper protrusions, and transfer the absorbed heat to the heat dissipation fins for rapid heat dissipation, which can prevent the accumulation of excessive heat inside the protective casing and cause the inverter to be damaged. The tiny and precise electrical components inside the body are damaged, avoiding unnecessary economic losses and improving the safety of use.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the plane structure top view of the vertical plate of the utility model;

FIG. 3 is a structural cross-sectional view of the buffer rod of the present invention.

In the figure: 1. protective casing; 101, bottom plate; 102, vertical plate; 103, cooling fan; 104, cooling port; 105, fastening bolt; 106, card slot; 2, protective cover; , buffer rod; 301, airtight sleeve; 302, telescopic rod; 303, piston; 304, buffer spring; 305, return hole; 4, splint; 401, protective pad; 5, inverter body; 501, clip groove; 6 7, heat pipe; 701, copper protrusions; 702, cooling fins; 703, ventilation holes.

Detailed ways

In order to make the technical means, creation features, achievement goals and effects of the present invention easy to understand and understand, the present invention will be further described below with reference to the specific embodiments.

As shown in Figure 1-3, an intelligent control frequency converter includes a protective casing 1 and a protective cover 2. The protective casing 1 includes a bottom plate 101, and a vertical plate 102 is fixed on the upper end surface of the bottom plate 101, and the vertical plate 102 is inverted. "Long" type plate body structure and the left and right ends of the inner side are fixed with a splint 4 through the buffer rod 3, the inverter body 5 is clamped between the two splint plates 4, and the inverter body 5 is directly below the vertical plate 102. The cavity is fixed with a temperature equalizing plate 6, the upper end surface of the temperature equalizing plate 6 is closely attached to the bottom of the frequency converter body 5, a cooling fan 103 is installed under the temperature equalizing plate 6 inside the protective casing 1, and the surface of the bottom plate 101 is used for heat dissipation. A heat dissipation port 104 is opened at the fan 103, and a heat pipe 7 is inserted on both side walls of the vertical plate 102. One end of the heat pipe 7 extends to the inner side of the vertical plate 102 and is welded with a copper protrusion 701, and the other end of the heat pipe 7 extends To the outside of the protective casing 1 and fixed with heat dissipation fins 702 , the protective cover 2 is clamped on the top of the vertical plate 102 and the two are fixedly connected by fastening bolts 105 .

The copper protrusions 701 are hemispherical structures, which can increase the contact area with the heat inside the protective casing 1, thereby increasing the absorbed heat and facilitating heat dissipation.

The cross section of the heat dissipation fins 702 is wave-shaped and the surfaces thereof are provided with ventilation micro-holes 703 , which is beneficial to improve the heat dissipation performance of the heat dissipation fins 702 .

The buffer rod 3 includes an airtight sleeve 301, and a telescopic rod 302 is slidably connected to the inner side of the airtight sleeve 301. The telescopic rod 302 is bonded to one end of the inner side of the airtight sleeve 301 with a piston 303 adapted to the airtight sleeve 301. There is a buffer spring 304 between the inner walls of the sealing sleeve 301 .

The inner cavity of the airtight sleeve 301 is filled with damping oil, and the surface of the piston 303 is provided with a return hole 305, so that the buffer rod 3 has a good shock absorption effect, thereby effectively reducing the impact of the external impact on the internal components of the inverter body 5. of damage.

The two side walls of the inverter body 5 are provided with clamping grooves 501 that are adapted to the clamping plate 4. The surface of the clamping plate 4 near the clamping groove 501 is adhered with a protective pad 401, so that the two clamping plates 4 can effectively stabilize the inverter body. 5.

The bottom end of the protective cover 2 is provided with a card board 201, and the top of the vertical plate 102 is provided with a card slot 106 which is adapted to the card board 201, so that the protective cover 2 and the protective shell 1 can be effectively fixed, preventing the two Looseness occurs between them and affects the use effect.

It should be noted that the present invention is an intelligent control frequency converter. When in use, the temperature equalizing plate 6 is closely attached to the bottom of the frequency converter body 5, so that the heat generated when the frequency converter body 5 is running can be quickly absorbed, and then The heat absorbed by the heat dissipation fan 103 can be discharged to the outside of the protective casing 1 through the heat dissipation port 104, which can effectively reduce the temperature of the inverter body 5. At the same time, the copper protrusions 701 are hemispherical structures, which can increase the temperature of the inverter body 5. The contact area of the heat inside the protective casing 1 enables the heat pipe 7 to absorb the heat inside the protective casing 1 quickly and efficiently, and transmit the heat to the heat dissipation fins 702 for heat dissipation, which can prevent the accumulation of excessive heat inside the protective casing 1 and cause the heat to dissipate. Damage the tiny and precise electrical components inside the inverter body 5, avoid unnecessary economic losses, and improve the safety of use; align the clamping grooves 501 on both sides of the inverter body 5 with the splint 4, and press the inverter body. 5. The two clamping plates 4 can stabilize the inverter body 5 under the action of the buffer rod 3, and then fix the protective cover 2 by tightening the bolts 105, so that the inverter body 5 can be well protected by the shell, and the set The buffer rod 3 has good buffer performance, which can effectively alleviate the damage caused by the external impact force to the internal components of the frequency converter body 5 , and ensure the use performance of the frequency converter body 5 .

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention The new model will also have various changes and improvements, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides an intelligent control converter, includes protection casing (1) and visor (2), its characterized in that: the protective shell (1) comprises a bottom plate (101), a vertical plate (102) is fixed on the upper end face of the bottom plate (101), the vertical plate (102) is of an inverted 'Jiong' -shaped plate structure, clamping plates (4) are fixed at the left end and the right end of the inner side of the vertical plate through buffer rods (3), a frequency converter body (5) is clamped between the two clamping plates (4), a temperature equalizing plate (6) is fixed in an inner cavity of the vertical plate (102) under the frequency converter body (5), the upper end face of the temperature equalizing plate (6) is tightly attached to the bottom of the frequency converter body (5), a heat radiating fan (103) is installed inside the protective shell (1) under the temperature equalizing plate (6), a heat radiating hole (104) is formed in the position, where the heat radiating fan (103) is located, heat pipes (7) are inserted into two side walls of the vertical plate (102), one end of each heat pipe (7) extends to the inner side of the vertical plate (102) and is welded with a copper protrusion (701), the other end of the heat pipe (7) extends to the outer side of the protective shell (1) and is fixed with a heat radiating fin (702), the protective cover (2) is clamped at the top end of the vertical plate (102) and fixedly connected with the vertical plate and the vertical plate through a fastening bolt (105).

2. The intelligent control frequency converter according to claim 1, characterized in that: the copper bumps (701) are hemispherical structures.

3. The intelligent control frequency converter according to claim 1, characterized in that: the cross section of the radiating fin (702) is wave-shaped, and the surface of the radiating fin is provided with ventilation micropores (703).

4. The intelligent control frequency converter according to claim 1, characterized in that: buffer beam (3) are including airtight sleeve (301), the inboard sliding connection of airtight sleeve (301) has telescopic link (302), telescopic link (302) in the inboard one end bonding of airtight sleeve (301) have with piston (303) of airtight sleeve (301) looks adaptation, there is buffer spring (304) between the inner wall of piston (303) and airtight sleeve (301).

5. An intelligent control frequency converter according to claim 4, characterized in that: the inner cavity of the closed sleeve (301) is filled with damping oil, and the surface of the piston (303) is provided with a backflow hole (305).

6. The intelligent control frequency converter according to claim 1, characterized in that: the both sides wall of converter body (5) is equipped with presss from both sides groove (501) with splint (4) looks adaptation, splint (4) are close to the surface of pressing from both sides groove (501) one side and glue and have protection pad (401).

7. The intelligent control frequency converter according to claim 1, characterized in that: the bottom end of the protective cover (2) is provided with a clamping plate (201), and the top end of the vertical plate (102) is provided with a clamping groove (106) matched with the clamping plate (201).

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