CN220732589U

CN220732589U - High-efficiency energy-saving frequency converter control unit

Info

Publication number: CN220732589U
Application number: CN202322444570.7U
Authority: CN
Inventors: 王怀佳
Original assignee: Wuhan Shijia Weiye Technology & Communication Co ltd
Current assignee: Wuhan Shijia Weiye Technology & Communication Co ltd
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-04-05
Anticipated expiration: 2033-09-08

Abstract

The utility model relates to a high-efficiency energy-saving frequency converter control unit which comprises a box body, a cover plate and an energy-saving assembly, wherein the energy-saving assembly comprises a shell with a cuboid structure, the top and the right part of the shell are of an open structure, and the right part of the shell is integrally fixed with the box body.

Description

High-efficiency energy-saving frequency converter control unit

Technical Field

The utility model relates to the technical field of frequency converter control equipment, in particular to a high-efficiency energy-saving frequency converter control unit.

Background

The frequency converter is an electric control device for controlling the AC motor by changing the frequency of the working power supply of the motor by applying the frequency conversion technology and the microelectronic technology, and the frequency converter control device is composed of an internal frequency converter, peripheral control, protection, display and other electrical elements and a cabinet body and is used for controlling the frequency conversion speed regulation of the three-phase AC motor (including fans and pumps).

The traditional Chinese patent with the bulletin number of CN219577566U discloses a control cabinet with a water pump frequency conversion energy-saving regulation function, which comprises a control cabinet body, wherein a cabinet door is arranged on the surface of the control cabinet body, an ammeter, a man-machine interface and a control button are arranged on the surface of the cabinet door, and a cover is arranged on the surface of the cabinet door in a sliding manner; the regulator and the frequency converter are arranged in the inner cavity of the control cabinet body, the difference value between the feedback pressure and the set pressure of the system can be automatically regulated, the pressure of the system is constant through regulating the frequency converter, and the water pump is started to be in soft start.

Based on the above situation, the inventor believes that the number of the control devices of the frequency converter in the electric control workshop in each industry is usually two to three at the present, the possible number in the larger workshop is more, because the larger heat generated during the operation of the frequency converter needs to be timely radiated, the traditional radiating mode usually only discharges the heat around the frequency converter through the fan, however, in this mode, the temperature outside the box is easy to rise, in the workshop with more control devices, the radiating effect is easily affected, the operation waste heat of the frequency converter is difficult to be used in energy conservation, and the radiating efficiency is affected.

Disclosure of Invention

Based on the above description, the utility model provides a high-efficiency energy-saving frequency converter control unit to solve the technical problems.

The technical scheme for solving the technical problems is as follows: a control unit of a high-efficiency energy-saving frequency converter comprises a box body, a cover plate and an energy-saving assembly;

the front side of the box body is hinged with a turnover door, the turnover door and the box body are respectively provided with a control assembly and a frequency converter, and the cover plate is detachably arranged on the box body;

the energy-saving assembly is arranged inside the box body to absorb and utilize the running heat of the frequency converter in the box body, the energy-saving assembly comprises a shell which is of a cuboid structure, the top and the right part of the shell are of an open structure, the right part of the shell is integrally fixed with the box body, the inside of the shell is of a cavity structure, a partition plate parallel to the length direction of the shell is fixedly arranged inside the shell, the inside of the shell is divided into a first absorption cavity and a second absorption cavity which are mutually communicated through the partition plate, the first absorption cavity and the second absorption cavity integrally form a transverse U-shaped structure, an absorption pipe is arranged in the first absorption cavity and the second absorption cavity, liquid heat absorption medium circulates inside the absorption pipe, the heat is absorbed through the heat absorption medium, an air extractor and an air exhauster are respectively arranged inside the first absorption cavity and the second absorption cavity, so that the box body is pumped into the shell and discharged after heat absorption energy-saving treatment, and the end part of the absorption pipe is connected with the conveying assembly to convey the heat absorption medium in a flowing mode.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the upper part of the cover plate is provided with an exhaust port, the bottom of the shell is provided with a heat absorption port, and the air extractor and the air exhauster are respectively arranged at positions corresponding to the heat absorption port and the exhaust port.

Further, a baffle plate protruding upwards is fixedly arranged at the position, close to the air heater, of the second absorption cavity.

Furthermore, the inner walls of the exhaust port and the heat absorption port are fixedly provided with a separation net.

Further, the conveying assembly comprises a protective cover, a liquid pump, a liquid inlet pipe, a liquid conveying pipe, a liquid discharging pipe and a connecting pipe, wherein the outer side of the protective cover is fixedly arranged on the box body, the liquid pump is fixedly arranged in the protective cover, the liquid inlet pipe and the liquid conveying pipe are respectively arranged at the input end and the output end of the liquid pump, the liquid conveying pipe is connected with the input end of the absorbing pipe, the liquid discharging pipe is fixedly arranged on the protective cover, one end of the liquid discharging pipe is connected with the absorbing pipe, and the other end of the liquid discharging pipe is connected with the connecting pipe.

Further, the inside of the protective cover and the second absorption cavity is provided with a humidity detector.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

the heat of the frequency converter is pumped into the first absorption cavity and the second absorption cavity from the heat absorption port through the heat extraction fan, the contact time of the heat and the absorption pipe is prolonged through the transverse U-shaped structures of the first absorption cavity and the second absorption cavity, the liquid heat absorption medium which continuously flows is arranged in the absorption pipe, so that the heat in the box body can be discharged from the exhaust fan to absorb the heat through the temperature after absorption treatment, the room temperature outside the box body is prevented from being too high, meanwhile, different control devices are connected through connecting pipes, the liquid medium can form circulation among the devices, the integral heat dissipation efficiency is conveniently improved, the heat of the frequency converter can be used for heating and utilizing the heat absorption medium, the treatment efficiency is improved, and the energy conservation and the emission reduction are facilitated;

in addition, still be provided with humidity detector, can be to the inside humidity condition real-time supervision of second absorption chamber and safety cover to timely outwards feed back when leaking the heat absorption medium liquid, improve the safety protection level.

Drawings

Fig. 1 is a schematic structural diagram of a control unit of an energy-efficient frequency converter according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a front view of a control unit according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of an energy saving assembly according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a conveying assembly according to an embodiment of the present utility model;

in the drawings, the list of components represented by the various numbers is as follows:

1. a case; 2. a cover plate; 3. an energy-saving assembly; 4. a screen; 11. turning over the door; 12. a control assembly; 13. a frequency converter; 21. an exhaust port; 31. a housing; 32. a partition plate; 33. a first absorption chamber; 34. a second absorption chamber; 35. an absorption tube; 36. a heat extraction fan; 37. an exhaust fan; 38. a transport assembly; 39. a heat absorbing port; 310. a baffle; 311. a humidity detector; 381. a protective cover; 382. a liquid pump; 383. a liquid inlet pipe; 384. an infusion tube; 385. a liquid discharge pipe; 386. and (5) connecting pipes.

Detailed Description

In order to facilitate an understanding of the present application, a more complete description of the present application will now be provided with reference to the relevant figures. Examples of the present application are given in the accompanying drawings. This application may, however, be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that spatially relative terms, such as "under", "below", "beneath", "under", "above", "over" and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use and operation in addition to the orientation depicted in the figures.

As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," and/or the like, specify the presence of stated features, integers, steps, operations, elements, components, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or groups thereof.

The embodiment of the utility model particularly provides a high-efficiency energy-saving frequency converter control unit, please refer to a boss 1, which comprises a box body 1, a cover plate 2 and an energy-saving assembly 3;

the front side of the box body 1 is hinged with a turndown door 11, the turndown door 11 and the box body 1 are respectively provided with a control component 12 and a frequency converter 13, and daily control and adjustment operations are carried out on the frequency converter 13 through the control component 12.

The cover plate 2 is detachably arranged on the box body 1, and four corners of the bottom of the cover plate 2 can be connected with the box body 1 in a bolt fixing mode so as to be convenient to assemble and disassemble.

Further, referring to fig. 2 and 3, the energy-saving assembly 3 is installed inside the box 1 to absorb and utilize the heat generated by the operation of the frequency converter 13 in the box 1, the energy-saving assembly 3 includes a casing 31 with a rectangular structure, the top and the right part of the casing 31 are in an open structure, the right part of the casing 31 is integrally fixed with the box 1, and the top of the casing 31 is in contact with the cover plate 2 in a propping manner, so that water leakage does not occur at the bottom of the casing 31, and the inside of the casing 31 can be overhauled and maintained by assembling and disassembling the cover plate 2.

Specifically, the inside of the shell 31 is of a cavity structure, a partition plate 32 parallel to the length direction of the shell 31 is fixedly arranged in the shell 31, the inside of the shell 31 is divided by the partition plate 32 to form a first absorption cavity 33 and a second absorption cavity 34 which are mutually communicated, the first absorption cavity 33 and the second absorption cavity 34 integrally form a transverse U-shaped structure, an absorption pipe 35 is arranged in the first absorption cavity 33 and the second absorption cavity 34, a bracket 312 is fixedly arranged in the first absorption cavity 33 and the second absorption cavity 34, and the first absorption cavity 33 and the second absorption cavity 34 are fixedly provided with the absorption pipe 35 through the bracket 312;

in practice, the absorbing tube 35 is made of aluminum, the liquid heat absorbing medium circulates in the absorbing tube 35, the heat absorbing medium absorbs heat, the absorbing tube 32 firstly extends along the inside of the second absorbing cavity 34 after entering from the outside of the box body 1, then extends to the inside of the first absorbing cavity 33 and finally penetrates out of the box body 1, so that the heat absorbing medium flowing in from the outside exchanges heat in the first absorbing cavity 33 and the second absorbing cavity 34 and is sent out of the box body 1.

The heat absorbing medium is preferably water, and because hot water is needed in most working occasions, after the heat absorbing medium absorbs the heat of the frequency converter 13, the heat absorbing medium sends the heat absorbing water into the heating device, so that the heating time can be shortened, the heat of the frequency converter 13 can be reasonably utilized, and the energy conservation and the emission reduction can be realized.

Wherein, the first absorption cavity 33 and the second absorption cavity 34 are respectively provided with a heat extraction fan 36 and an exhaust fan 37 inside to pump the box body 1 into the shell 31 and discharge the box body after heat absorption and energy saving treatment;

the upper portion of the cover plate 2 is provided with the exhaust port 21, the bottom of the shell 31 is provided with the heat absorption port 39, the air extractor 36 and the air exhauster 37 are respectively arranged at positions corresponding to the heat absorption port 39 and the exhaust port 21, and the air extractor 36 and the air exhauster 37 are fixedly arranged inside the shell 31 so as to realize that heat in the box body 1 is pumped into the shell 31 and is discharged outwards after heat exchange treatment, thereby avoiding the influence of high-temperature heat on the room temperature outside the box body 1, influencing the whole room temperature environment of a workshop and reducing the heat dissipation efficiency.

Wherein, the inner walls of the exhaust port 21 and the heat absorbing port 39 are fixedly provided with a separation net 4 for providing dust protection for the inside of the box body 1.

Further, referring to fig. 3 and 4, the end of the absorption tube 35 is connected to a conveying assembly 38 for flowing and conveying the heat absorbing medium.

Wherein, the conveying component 38 includes the safety cover 381, the liquid pump 382, the feed liquor pipe 383, the transfer line 384, fluid-discharge tube 385 and connecting pipe 386, the safety cover 381 outside is adorned admittedly on box 1, the liquid pump 382 sets firmly in the safety cover 381, and feed liquor pipe 383 and transfer line 384 are installed respectively to liquid pump 382 input and output, transfer line 384 links to each other with absorption pipe 35 input, during the implementation, the liquid pump 382 on the first control unit in the workshop links to each other with outside water supply pipe through feed liquor pipe 383, and send water into absorption pipe 35 through transfer line 384 and absorb heat.

The liquid discharge pipe 385 is fixedly arranged on the protective cover 381, one end of the liquid discharge pipe 385 is connected with the absorption pipe 35, the other end of the liquid discharge pipe 385 is connected with the connecting pipe 386, the connecting pipe 386 is used for connecting the liquid inlet pipe 383 of the first control unit and the liquid inlet pipe 383 of the second control unit so as to enable the liquid which is not heated completely after absorbing heat and can continue absorbing heat to be sent into the second control unit for absorbing heat, when the liquid absorption device is implemented, the liquid can be arranged to flow through a plurality of control units for absorbing heat according to a liquid absorption threshold value, the liquid inlet pipe 383 of the subsequent control unit is connected with another water supply pipeline, and the like.

Wherein, the second absorption chamber 34 is fixedly provided with a baffle 310 protruding upwards at the position close to the air extractor 36, so as to prevent the liquid from flowing into the box body 1 when the absorption tube 35 leaks

The safety cover 381 and the second absorption chamber 34 are internally provided with a humidity detector 311, and the humidity detector 311 is used for being connected with an external monitoring center so as to conveniently monitor the water leakage condition in time through humidity change and provide a safety protection level.

The control mode of the utility model is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting a mechanical device, so the utility model does not explain the control mode and circuit connection in detail.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a high-efficient energy-conserving converter control unit which characterized in that: comprises a box body (1), a cover plate (2) and an energy-saving assembly (3);

the front side of the box body (1) is hinged with a turndown door (11), the turndown door (11) and the box body (1) are respectively provided with a control component (12) and a frequency converter (13), and the cover plate (2) is detachably arranged on the box body (1);

the energy-saving assembly (3) is arranged inside the box body (1) so as to absorb and utilize the running heat of the frequency converter (13) in the box body (1), the energy-saving assembly (3) comprises a shell (31) which is of a cuboid structure, the top and the right part of the shell (31) are of an open structure, the right part of the shell (31) and the box body (1) are integrally fixed, the inside of the shell (31) is of a cavity structure, a partition plate (32) parallel to the length direction of the shell is fixedly arranged inside the shell (31), the inside of the shell (31) is divided into a first absorption cavity (33) and a second absorption cavity (34) which are mutually communicated through the partition plate (32), the first absorption cavity (33) and the second absorption cavity (34) are integrally formed into a transverse U-shaped structure, liquid heat absorption media circulate inside the absorption tube (35), a heat exchanger (36) and an exhaust fan (37) are respectively arranged inside the first absorption cavity (33) and the second absorption cavity (34) so as to suck the shell (31) into the energy-saving assembly and convey the heat absorption media to the end part of the box body (38) after the energy-saving assembly is pumped into the box body (1).

2. The control unit of the high-efficiency and energy-saving frequency converter according to claim 1, wherein the upper part of the cover plate (2) is provided with an exhaust port (21), the bottom of the housing (31) is provided with a heat absorption port (39), and the heat extraction fan (36) and the exhaust fan (37) are respectively arranged at positions corresponding to the heat absorption port (39) and the exhaust port (21).

3. A control unit for a high efficiency energy saving frequency converter according to claim 1, wherein the second absorption chamber (34) is fixedly provided with a baffle (310) protruding upwards at a position close to the air extractor (36).

4. The control unit of the high-efficiency energy-saving frequency converter according to claim 2, wherein the inner walls of the exhaust port (21) and the heat absorbing port (39) are fixedly provided with a separation net (4).

5. The efficient and energy-saving frequency converter control unit according to claim 1, wherein the conveying assembly (38) comprises a protective cover (381), a liquid pump (382), a liquid inlet pipe (383), a liquid conveying pipe (384), a liquid discharging pipe (385) and a connecting pipe (386), the outer side of the protective cover (381) is fixedly arranged on the box body (1), the liquid pump (382) is fixedly arranged in the protective cover (381), the liquid inlet pipe (383) and the liquid conveying pipe (384) are respectively arranged at the input end and the output end of the liquid pump (382), the liquid conveying pipe (384) is connected with the input end of the absorbing pipe (35), the liquid discharging pipe (385) is fixedly arranged on the protective cover (381), one end of the liquid discharging pipe (385) is connected with the absorbing pipe (35), and the other end of the liquid discharging pipe (385) is connected with the connecting pipe (386).

6. A frequency converter control unit according to claim 5, characterized in that the protective cover (381) and the second absorption chamber (34) are internally provided with a humidity detector (311).