CN217183165U

CN217183165U - Frequency converter with good protection effect for speed regulation of electric automation motor

Info

Publication number: CN217183165U
Application number: CN202220226198.5U
Authority: CN
Inventors: 范东博; 郭天琦; 牟俊霖
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-08-12
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a frequency converter with good protection effect for the speed regulation of an electric automation motor, which comprises a shell, a ventilation opening is arranged below the surface in front of the shell, a thickening baffle is fixedly connected with the surface below the shell, a vent opening is arranged on the upper surface of the shell, a cooling fan is arranged in the vent opening, a support plate is fixedly connected with the upper part of the inner wall of the shell, a plurality of evenly distributed cooling fins are arranged in the support plate, a frequency conversion inner core is electrically connected with the rear part of a liquid crystal display screen, the frequency conversion inner core is positioned in the shell, a mounting plate is fixedly connected with the surface of the frequency conversion inner core, a supporting and damping component is arranged between the mounting plate and the inner wall of the shell, a lantern ring is installed through the rotation of a spring ejector rod, a connecting rod is fixedly connected with one side of the lantern ring, and the connecting rod is installed on a fixing rod II, the spring ejector rod can only stretch out and draw back by one end distance, thereby protecting the spring ejector rod.

Description

Frequency converter with good protection effect for speed regulation of electric automation motor

Technical Field

The utility model belongs to the technical field of the converter, especially, relate to an electric automatization motor speed governing is with converter that protecting effect is good.

Background

The frequency converter is an electric control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor, and the frequency converter is the following application number: CN202020044295.3 discloses a converter with safeguard function, including converter body, heat dissipation protecting crust and heating panel, heat dissipation protecting crust threaded connection is on the converter body, the heating panel is located the converter body and is located in the heat dissipation protecting crust, the heat dissipation protecting crust includes the protecting crust body, the heat dissipation fan, the fixed frame of heat dissipation fan and air vent, the protecting crust body is one end open-ended rectangular cavity, protecting crust body lateral wall is located to the air vent, the opposition side of protecting crust body open end is located to the air vent, the fixed frame of heat dissipation fan is located in the air vent, the heat dissipation fan is located in the fixed frame of heat dissipation fan. The utility model belongs to the technical field of the converter, specifically indicate a can effectively accelerate the totally closed converter that has safeguard function of rate of heat dissipation.

The problems of the technology are as follows: the existing frequency converter is easy to collide in the installation process, so that the inner core of the frequency converter is damaged, and the frequency converter cannot be used.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model provides an electric automatization motor speed governing is with converter that protecting effect is good possesses the advantage to converter shock attenuation protection, has solved current converter and has easily taken place the collision in the installation, leads to the converter inner core to damage, causes the problem of unable use.

The utility model discloses a realize like this, an electric automatization motor speed governing is with converter that protecting effect is good, which comprises an outer shell, liquid crystal display is installed to shell the place ahead surface top, shell the place ahead surface below has seted up one and has passed through the wind gap, the fixed surface of shell below is connected with thickening baffle, the shell upper surface is provided with No. two vents, install radiator fan in No. two vents, shell inner wall top fixedly connected with backup pad, install a plurality of evenly distributed's fin in the backup pad, liquid crystal display rear electric connection has the frequency conversion inner core, the frequency conversion inner core is located inside the shell, fixed surface is connected with the mounting panel under the frequency conversion inner core, install between mounting panel and the shell inner wall and support damping component.

As the utility model discloses it is preferred, it includes dead lever and No. two dead levers to support damper, a dead lever and No. two dead levers all are provided with two respectively, and dead lever and No. two dead levers in both sides are all fixed connection between the mounting panel inner wall.

As the utility model discloses preferred, both sides rotate respectively on dead lever and No. two dead levers and install a backup pad and No. two backup pads, top and below No. two backup pads all are provided with a hole, every No. one the backup pad passes a hole and No. two backup pads alternately rotates to link together.

As the utility model discloses preferred, the below all be provided with No. two holes, both sides in backup pad and No. two backup pads No. two holes run through and are provided with spring ejector pin, both sides spring ejector pin fixed mounting is in the shell inner wall.

As the utility model discloses preferred, both sides the output shaft of spring ejector pin upper end is installed inside the slide rail, slide rail fixed connection is in a backup pad and No. two backup pads lower surfaces of top.

As the utility model discloses preferred, both sides spring ejector pin rotates and is provided with the gag lever post, the gag lever post both ends set up the lantern ring, both ends lantern ring one side fixed surface is connected with connecting rod, both sides the connecting rod rotates to be installed in No. two dead levers.

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

1. the utility model discloses a be provided with radiator fan and fin and make the heat that the frequency conversion inner core produced through the fin, make the heat absorbed by the fin, rethread radiator fan blows away hot-blast afterwards, reaches the effect of heat dissipation cooling.

2. The utility model discloses a backup pad and No. two backup pads pass a hole alternately and rotate to link together, and a backup pad and No. two backup pad one end are rotated and are installed in dead lever and No. two dead levers, and the opposite side rotates to be connected in the shell inner wall, just can play the effect of support to the mounting panel, just also play the effect of support protection just also to the frequency conversion inner core.

3. The utility model discloses an output shaft of spring ejector pin installs on the slide rail, just can support the backup pad and No. two backup pads of top, because spring ejector pin lower extreme fixed connection in shell inner wall when the atress is too big, just can play the effect of spacing support to whole mounting panel.

4. The utility model discloses a spring ejector pin rotates and installs the lantern ring, lantern ring one side fixedly connected with connecting rod, and the connecting rod rotates and installs on No. two dead levers, makes spring ejector pin one end distance that can stretch out and draw back only to play the effect of protection to spring ejector pin.

Drawings

Fig. 1 is a schematic view of an overall structure provided by an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a housing according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a supporting shock-absorbing assembly provided by the embodiment of the present invention.

In the figure: 1. a housing; 2. thickening the baffle; 3. a first ventilation opening; 4. a liquid crystal display screen; 5. a heat radiation fan; 6. a second air vent; 7. a support plate; 8. a heat sink; 9. a variable frequency inner core; 10. mounting a plate; 11. supporting the shock absorbing assembly; 101. a first fixing rod; 102. a first support plate; 103. a second support plate; 104. a second fixing rod; 105. a first hole; 106. a second hole; 107. a spring ejector rod; 108. a slide rail; 109. a collar; 110. a limiting rod; 111. a connecting rod.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, an electric automatization motor speed governing is with converter that protective effect is good, which comprises a housing 1, liquid crystal display 4 is installed to 1 the place ahead surface top of shell, shell 1 the place ahead surface below has been seted up one and has been led to wind gap 3, the fixed surface that is connected with thickening baffle 2 of shell 1 below, shell 1 upper surface is provided with No. two vents 6, install radiator fan 5 in No. two

vents

6, 1 inner wall top fixedly connected with fixed plate 7 of shell, install a plurality of evenly distributed's fin 8 in the

fixed plate

7, 4 rear electrically connected with frequency conversion inner core 9 of liquid crystal display, frequency conversion inner core 9 is located inside shell 1, frequency conversion inner core 9 lower fixed surface is connected with mounting panel 10, install between mounting panel 10 and the 1 inner wall of shell and support shock attenuation subassembly 11.

Referring to fig. 3, the supporting and shock absorbing assembly 11 comprises a first fixing rod 101 and a second fixing rod 104, the first fixing rod 101 and the second fixing rod 104 are respectively provided with two parts, the first fixing rod 101 and the second fixing rod 104 on two sides are fixedly connected between the inner walls of the mounting plates 10, a first supporting plate 102 and a second supporting plate 103 are respectively rotatably installed on the first fixing rod 101 and the second fixing rod 104 on two sides, a first hole 105 is formed in each of the upper supporting plate 103 and the lower supporting plate 103, and each of the first supporting plates 102 penetrates through the first hole 105 and the second supporting plate 103 to be connected in a crossed and rotating mode.

Adopt above-mentioned scheme: the first support plate 102 and the second support plate 103 penetrate through the first hole 105 to be connected in a crossed and rotating mode, one end of the first support plate 102 and one end of the second support plate 103 are rotatably installed on the first fixing rod 101 and the second fixing rod 104, the other end of the first support plate 102 and the other end of the second support plate 103 are rotatably connected to the inner wall of the shell 1, the mounting plate 10 can be supported, and the variable frequency inner core 9 can be supported and protected.

Referring to fig. 3, the first support plate 102 and the second support plate 103 below are both provided with a second hole 106, the second holes 106 on both sides are provided with spring rods 107 in a penetrating manner, the spring rods 107 on both sides are fixedly installed on the inner wall of the housing 1, the output shafts at the upper ends of the spring rods 107 on both sides are installed inside the slide rails 108, and the slide rails 108 are fixedly connected to the lower surfaces of the first support plate 102 and the second support plate 103 above.

Adopt above-mentioned scheme: the output shaft of the spring ejector rod 107 is arranged on the slide rail 108, the first support plate 102 and the second support plate 103 above the output shaft can be supported, and when the stress is overlarge, the lower end of the spring ejector rod 107 is fixedly connected to the inner wall of the shell 1, so that the whole mounting plate 10 can be supported in a limiting manner.

Referring to fig. 3, the spring push rods 107 on both sides are rotatably provided with a limiting rod 110, two ends of the limiting rod 110 are provided with collars 109, one side surfaces of the collars 109 on both ends are fixedly connected with connecting rods 111, and the connecting rods 111 on both sides are rotatably installed on the second fixing rod 104.

Adopt above-mentioned scheme: the lantern ring 109 is rotatably installed on the spring ejector rod 107, the connecting rod 111 is fixedly connected to one side of the lantern ring 109, and the connecting rod 111 is rotatably installed on the second fixing rod 104, so that the spring ejector rod 107 can only stretch out and draw back by one distance, and the spring ejector rod 107 is protected.

The utility model discloses a theory of operation:

when in use, the heat generated by the frequency conversion inner core 9 is absorbed by the radiating fins 8 through the radiating fins 8 by arranging the radiating fan 5 and the radiating fins 8, then hot air is blown out through the radiating fan 5 to achieve the effect of radiating and cooling, the first supporting plate 102 and the second supporting plate 103 are crossed and rotatably connected together through the first hole 105, one end of the first supporting plate 102 and one end of the second supporting plate 103 are rotatably arranged on the first fixing rod 101 and the second fixing rod 104, while the other end is rotatably connected to the inner wall of the shell 1, so that the mounting plate 10 can be supported, the frequency conversion inner core 9 can be supported and protected, the first supporting plate 102 and the second supporting plate 103 above can be supported by arranging the output shaft of the spring ejector rod 107 on the slide rail 108, when the stress is too large, because the lower end of the spring ejector rod 107 is fixedly connected to the inner wall of the shell 1, the whole mounting plate 10 can be supported in a limiting manner, a lantern ring 109 is rotatably mounted on the spring ejector rod 107, a connecting rod 111 is fixedly connected to one side of the lantern ring 109, the connecting rod 111 is rotatably mounted on the second fixing rod 104, the spring ejector rod 107 can only stretch out and draw back for one end, and therefore the spring ejector rod 107 is protected.

In conclusion: this electric automatization motor speed governing is with converter that protecting effect is good, through the cooperation between dead lever 101, a backup pad 102, No. two backup pads 103, No. two dead levers 104, a hole 105, No. two holes 106, spring ejector pin 107, slide rail 108, lantern ring 109, gag lever post 110 and connecting rod 111, solved current converter and easily taken place the collision in the installation, lead to the converter inner core to damage, cause the problem of unable use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides an electric automatization motor speed governing is with converter that protecting effect is good, includes shell (1), its characterized in that: a liquid crystal display screen (4) is arranged above the front surface of the shell (1), a first ventilation opening (3) is arranged below the front surface of the shell (1), a thickening baffle (2) is fixedly connected with the surface below the shell (1), a second ventilation opening (6) is arranged on the upper surface of the shell (1), a heat radiation fan (5) is arranged in the second ventilation opening (6), a support plate (7) is fixedly connected above the inner wall of the shell (1), a plurality of radiating fins (8) which are uniformly distributed are arranged in the supporting plate (7), the rear part of the liquid crystal display screen (4) is electrically connected with a frequency conversion inner core (9), the variable frequency inner core (9) is positioned in the shell (1), the lower surface of the variable frequency inner core (9) is fixedly connected with a mounting plate (10), and a supporting damping component (11) is arranged between the mounting plate (10) and the inner wall of the shell (1).

2. The frequency converter with good protection effect for speed regulation of the electric automation motor as claimed in claim 1, characterized in that: support damper (11) including dead lever (101) and No. two dead levers (104), dead lever (101) and No. two dead levers (104) all are provided with two respectively, and dead lever (101) and No. two dead levers (104) of both sides are all fixed connection between mounting panel (10) inner wall.

3. The frequency converter with good protection effect for speed regulation of the electric automation motor as claimed in claim 2, characterized in that: two sides No. one dead lever (101) and No. two dead levers (104) go up to rotate respectively and install a backup pad (102) and No. two backup pads (103), top and below No. two backup pads (103) all are provided with a hole (105), every backup pad (102) pass a hole (105) and No. two backup pads (103) cross rotation link together.

4. The frequency converter with good protection effect for speed regulation of the electric automation motor as claimed in claim 3, characterized in that: a first supporting plate (102) and a second supporting plate (103) are provided with a second hole (106) below, the second holes (106) on two sides penetrate through spring push rods (107), and the spring push rods (107) on two sides are fixedly mounted on the inner wall of the shell (1).

5. The frequency converter with good protection effect for speed regulation of the electric automation motor as claimed in claim 4, characterized in that: output shafts at the upper ends of the spring push rods (107) on the two sides are mounted inside a sliding rail (108), and the sliding rail (108) is fixedly connected to the lower surfaces of a first supporting plate (102) and a second supporting plate (103) above the sliding rail.

6. The frequency converter with good protection effect for speed regulation of the electric automatic motor according to claim 5, characterized in that: both sides spring ejector pin (107) rotate and are provided with gag lever post (110), gag lever post (110) both ends set up lantern ring (109), both ends lantern ring (109) one side fixed surface is connected with connecting rod (111), both sides connecting rod (111) rotate and install in No. two dead levers (104).