CN219372304U - Combined three-phase wide frequency conversion inverter - Google Patents

Abstract

The utility model discloses a combined three-phase wide frequency conversion inverter, wherein an air outlet is formed in one side of the top of a cabinet body, a fan is arranged below the air outlet in the cabinet body, an air inlet is arranged on one side of the bottom of the cabinet body, an X-axis screw rod module is arranged on one side of the top of the cabinet body, a mounting seat is arranged on the top of the X-axis screw rod module, a rotating motor is arranged on the back of the mounting seat, the output end of the rotating motor is in transmission connection with a cleaning brush on the other side of the mounting seat, and the cleaning brush is in contact with the top of the cabinet body; the bottom of the X-axis screw rod module is provided with a microcomputer clock controller, and the microcomputer clock controller is electrically connected with the X-axis screw rod module and the rotating motor. According to the utility model, the cleaning brush is driven to do timed reciprocating rotary motion on the top of the cabinet body through the X-axis screw rod module, the top of the cabinet body is cleaned, dust after cleaning is blown off through the operation of the fan, dust adhered to the top of the cabinet body is conveniently cleaned, and the cleaning effect is improved.

Description

Combined three-phase wide frequency conversion inverter

technical field

The utility model relates to the technical field of inverters, in particular to a combined three-phase wide frequency conversion inverter.

Background technique

An inverter is a power conditioning device composed of semiconductor devices, which is mainly used to convert DC power into AC power. It consists of a boost circuit and an inverter bridge circuit. The boost circuit boosts the DC voltage of the solar cell to the DC voltage required for inverter output control; the inverter bridge circuit converts the boosted DC voltage into an AC voltage of the same frequency. Inverters mainly consist of switching elements such as transistors. By regularly turning the switching elements on and off, the output changes from DC to AC.

In the patent CN206894529U, a combined three-phase photovoltaic inverter is disclosed, including a cabinet, a fan capable of discharging heat in the cabinet, and a remote control mechanism; the lower side of the cabinet is provided with an air inlet, and the top of the cabinet is provided with an inclined On the top surface, the fan is arranged at the highest end of the inclined top surface, and the air outlet end of the fan is obliquely facing the inclined top surface, and the upper part of the cabinet cavity is provided with a guide channel that can guide the heat to the air inlet end of the fan; A control unit and a wireless receiving module are installed, the control unit is used to control the operation of the fan, the wireless receiving module is connected with the control unit, and the wireless receiving module can transmit the received signal to the control unit. The above-mentioned patent uses the wind generated by the fan to remove the dust on the top of the cabinet. However, the dust accumulated on the surface of the cabinet top may be accumulated and adhered to the surface of the cabinet top. The fan is directly used to remove the dust. The effect is poor and it cannot be guaranteed to completely remove the dust. Therefore, it is necessary to design a combined three-phase wide frequency inverter.

Utility model content

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a combined three-phase wide frequency conversion inverter. The X-axis screw module drives the cleaning brush to perform timing reciprocating rotation on the top of the cabinet. The top of the cabinet is cleaned, and the dust after cleaning is blown off by the blower, which facilitates the cleaning of the dust adhering to the top of the cabinet and improves the cleaning effect.

In order to achieve the above purpose, the utility model provides the following technical solutions: a combined three-phase wide frequency conversion inverter, including a cabinet, the top side of the cabinet is provided with an air outlet, and the inside of the cabinet is located at the side of the air outlet A fan is installed below, an air inlet is installed on the bottom side of the cabinet, a three-phase wide frequency conversion inverter body is installed inside the cabinet, and an X-axis screw mold is installed on the top side of the cabinet. A mounting base is installed on the top of the X-axis screw module, and a rotating motor is installed on the back of the mounting base. The output end of the rotating motor is connected to the cleaning brush on the other side of the mounting base. The brush is in contact with the top of the cabinet;

A microcomputer clock controller is installed on the bottom of the X-axis screw module, and the microcomputer clock controller is electrically connected to the X-axis screw module and the rotating motor.

Preferably, the X-axis screw module includes a slide rail located on the top side of the cabinet, the inside of the slide rail is rotatably connected with a reciprocating screw rod, and the outer side of the slide rail is installed with a reciprocating screw rod for transmission connection. A servo motor, a reciprocating slider meshed with a reciprocating screw rod is slid on the slide rail.

Preferably, the direction of the air outlet is parallel to the top of the cabinet.

Preferably, the outer wall of the cabinet is fixed with L-shaped chutes on both sides of the air inlet, and a filter outer frame slides between the two L-shaped chutes, and a filter screen is fixed inside the filter outer frame, A handle is installed on the top of the filtering outer frame.

Preferably, a sponge ring is fixed on the inner wall of the filtering outer frame, and the sponge ring is in contact with the outer wall of the cabinet.

The beneficial effects of the utility model are:

The X-axis screw module drives the cleaning brush to perform regular reciprocating rotation on the top of the cabinet to clean the top of the cabinet. After cleaning, the dust is blown off by the fan, which is convenient for cleaning the dust adhered to the top of the cabinet. Improve cleaning effect.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is a schematic diagram of the overall cross-sectional plane structure of the utility model;

Fig. 2 is a schematic diagram of the top view plane structure of the X-axis screw module of the utility model;

Fig. 3 is a schematic diagram of the plane structure of the filter outer frame area of the utility model;

Labels in the figure: 1. Cabinet body; 2. Three-phase wide frequency conversion inverter body; 3. Air inlet; 4. Air outlet; 5. Fan; 6. X-axis screw module; 7. Mounting seat; 8 , rotating motor; 9, cleaning brush; 10, microcomputer clock controller; 11, L-shaped chute; 12, filter outer frame; 13, handle; 14, slide rail; 15, reciprocating screw rod; 16, reciprocating slider ; 17, servo motor; 18, filter screen; 19, sponge ring.

Detailed ways

In the following, only some exemplary embodiments are briefly described. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and descriptions are to be regarded as illustrative in nature and not restrictive.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific The azimuth structure and operation, therefore can not be construed as the limitation of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features.

The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings.

Embodiment one

Given by Figure 1 and Figure 2, the utility model provides the following technical solutions: combined three-phase wide frequency conversion inverter, including a cabinet 1, the top side of the cabinet 1 is provided with an air outlet 4, the interior of the cabinet 1 A fan 5 is installed below the air outlet 4, an air inlet 3 is installed on the bottom side of the cabinet 1, a three-phase wide frequency conversion inverter body 2 is installed inside the cabinet 1, and a The X-axis screw module 6, the top of the X-axis screw module 6 is equipped with a mounting base 7, the back of the mounting base 7 is equipped with a rotating motor 8, the output end of the rotating motor 8 is connected to the cleaning brush on the other side of the mounting base 7 9 transmission connections, the cleaning brush 9 is in contact with the top of the cabinet 1;

A microcomputer clock controller 10 is installed at the bottom of the X-axis screw module 6, and the microcomputer clock controller 10 is electrically connected to the X-axis screw module 6 and the rotating motor 8. The three-phase wide-frequency inverter body 2 is installed in the cabinet 1 When the inside of the cabinet is working, it will generate a certain amount of heat, which will be emitted to the inside of the cabinet body 1, and the fan 5 will work to suck the external cold air into the inside of the cabinet body 1 through the air inlet 3, and the heat inside the cabinet body 1 will be discharged through the air outlet 4 , blowing to the top of cabinet body 1, plays a certain dedusting effect, and through microcomputer clock controller 10 setting regular working time, when reaching predetermined working time, rotating motor 8 and servo motor 17 work simultaneously, and rotating motor 8 works, Drive the cleaning brush 9 to rotate to remove the adhered dust on the top of the cabinet 1. At the same time, the servo motor 17 works to drive the reciprocating screw rod 15 to rotate, thereby driving the reciprocating slider 16 to reciprocate inside the slide rail 14, and then drive the cleaning The brush 9 reciprocates on the top of the cabinet 1, and the X-axis screw module 6 drives the cleaning brush 9 to perform regular reciprocating rotation on the top of the cabinet 1 to clean the top of the cabinet 1, and the cleaned dust passes through the fan 5 Working blowing, it is convenient to clean off the dust adhered to the top of the cabinet body 1, and improve the cleaning effect.

Preferably, the X-axis screw module 6 includes a slide rail 14 located on the top side of the cabinet body 1, the inside of the slide rail 14 is connected to a reciprocating screw rod 15 for rotation, and the outer side of the slide rail 14 is equipped with a reciprocating screw rod 15 for transmission connection. A servo motor 17 is provided, and a reciprocating slide block 16 engaged with a reciprocating screw mandrel 15 is slid on the slide rail 14 .

Preferably, the direction of the air outlet 4 is parallel to the top of the cabinet body 1 to improve the dust blowing effect.

Embodiment two

Referring to Figure 1 and Figure 3, as another preferred embodiment, the difference from Embodiment 1 is that the outer wall of the cabinet body 1 is fixed with L-shaped chute 11 on both sides of the air inlet 3, and two L-shaped chute 11 slides with a filter outer frame 12, and a filter screen 18 is fixed inside the filter outer frame 12, and a handle 13 is installed on the top of the filter outer frame 12, and the external cold air is sucked into the inside of the cabinet body 1 through the air inlet 3, Filtration is performed by inserting the filter screen 18 between the L-shaped chute 11 to prevent dust from entering the interior of the cabinet body 1, and the filter screen 18 is easy to install and disassemble, and it is convenient to clean the filter screen 18.

Preferably, the inner wall of the filter outer frame 12 is fixed with a sponge ring 19, and the sponge ring 19 is in contact with the outer wall of the cabinet body 1, so as to improve the sealing performance of the connection between the filter outer frame 12 and the outer wall of the cabinet body 1, and prevent dust from passing through the filter outer frame 12 and the cabinet body. Enter the gap of body 1.

working principle:

When the three-phase wide-variable frequency inverter body 2 works inside the cabinet 1, it will generate a certain amount of heat, which will be dissipated to the inside of the cabinet 1, and the fan 5 will work to suck the external cold air into the cabinet 1 through the air inlet 3. Inside, the heat inside the cabinet 1 is discharged through the air outlet 4, blowing to the top of the cabinet 1, which plays a certain role in dust removal, and when the external cold air is sucked into the inside of the cabinet 1 through the air inlet 3, it is The filter screen 18 between the L-shaped chute 11 is filtered to prevent dust from entering the inside of the cabinet body 1, and the filter screen 18 is easy to install and disassemble, which is convenient for cleaning the filter screen 18, and the timing work is set by the microcomputer clock controller 10 time, when the scheduled working time is reached, the rotating motor 8 and the servo motor 17 work at the same time, the rotating motor 8 works to drive the cleaning brush 9 to rotate, and the dust attached to the top of the cabinet 1 is removed, and the servo motor 17 works at the same time to drive the reciprocating The screw rod 15 rotates, thereby driving the reciprocating slider 16 to reciprocate inside the slide rail 14, and then driving the cleaning brush 9 to reciprocate on the top of the cabinet body 1, and the X-axis screw module 6 drives the cleaning brush 9 to reciprocate in the cabinet body. The top of cabinet 1 performs regular reciprocating rotation to clean the top of cabinet 1. After cleaning, the dust is blown off by blower 5, which facilitates cleaning of the dust adhered to the top of cabinet 1 and improves the cleaning effect.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (5)

1. Combined three-phase wide frequency conversion inverter, including a cabinet body (1), the top side of the cabinet body (1) is provided with an air outlet (4), and the inside of the cabinet body (1) is located at the air outlet A fan (5) is installed below (4), an air inlet (3) is installed on one side of the bottom of the cabinet (1), and a three-phase wide frequency conversion inverter body is installed inside the cabinet (1) (2), characterized in that: an X-axis screw module (6) is installed on the top side of the cabinet (1), and a mounting base (7) is installed on the top of the X-axis screw module (6) ), the back of the mounting base (7) is equipped with a rotating motor (8), and the output end of the rotating motor (8) is connected to the cleaning brush (9) on the other side of the mounting base (7). The brush (9) is in contact with the top of the cabinet (1); The bottom of the X-axis screw module (6) is equipped with a microcomputer clock controller (10), and the microcomputer clock controller (10) is electrically connected to the X-axis screw module (6) and the rotating motor (8) . 2. The combined three-phase wide-frequency inverter according to claim 1, characterized in that: the X-axis screw module (6) includes a slide rail (14) on the top side of the cabinet (1) , the inside of the slide rail (14) is rotatably connected with a reciprocating screw rod (15), and the outer side of the slide rail (14) is equipped with a servo motor (17) transmission-connected with the reciprocating screw rod (15). A reciprocating slide block (16) engaged with the reciprocating screw mandrel (15) is slid on the rail (14). 3. The combined three-phase wide-frequency inverter according to claim 1, characterized in that: the direction of the air outlet (4) is parallel to the top of the cabinet (1). 4. The combined three-phase wide frequency conversion inverter according to claim 1, characterized in that: the outer wall of the cabinet (1) is fixed with L-shaped chute (11) on both sides of the air inlet (3) ), and between the two L-shaped chutes (11), there is a filtering outer frame (12), the inside of the filtering outer frame (12) is fixed with a filter screen (18), and the filtering outer frame (12) Handle (13) is installed on the top. 5. The combined three-phase wide-frequency inverter according to claim 4, characterized in that: the inner wall of the filter outer frame (12) is fixed with a sponge ring (19), and the sponge ring (19) is connected with the cabinet contact with the outer wall of the body (1).