CN214756034U

CN214756034U - Novel frequency conversion cabinet for fan

Info

Publication number: CN214756034U
Application number: CN202120477865.2U
Authority: CN
Inventors: 秦士军
Original assignee: Wuhan Tianli Switch Complete Electrical Equipment Co ltd
Current assignee: Wuhan Tianli Switch Complete Electrical Equipment Co ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2021-11-16
Anticipated expiration: 2031-03-05

Abstract

The utility model discloses a novel frequency conversion cabinet for fan, include: a cabinet body which is a hollow cuboid shape with front and back communicated; the front door assembly comprises a front side split door arranged at the front part of the cabinet body, a control button arranged at the upper part of the left front side split door and an observation window arranged at the upper part of the left front side split door; the rear door assembly comprises a rear side split door arranged at the rear part of the cabinet body and ventilating grilles symmetrically arranged at two sides of the rear side split door; the variable frequency control assembly comprises a middle vertical plate arranged in the middle of the inner cavity of the cabinet body, a frequency converter arranged on the right side of the upper part of the middle vertical plate, a control assembly arranged on the left side of the upper part of the middle vertical plate and the like; the utility model has the advantages that the cabinet body is in the shape of a hollow cuboid, and hinged split doors are arranged at the front and the rear, so that the installation, the overhaul and the maintenance of the device are convenient; through two reactor crossbeams setting up and with the reactor setting in the lower part of the cabinet body, increase the structural stability of the internal portion of cabinet, be favorable to increasing the life and the security of device.

Description

Novel frequency conversion cabinet for fan

Technical Field

The utility model relates to a frequency conversion cabinet technical field specifically is a novel frequency conversion cabinet for fan.

Background

With the progress of human science and technology and the reduction of energy consumption, frequency conversion control is widely applied to various industries, and a frequency conversion cabinet is an electrical control cabinet provided with a frequency converter. A common power cabinet or control cabinet is changed into a variable-frequency dragging mode from a traditional dragging mode. Briefly: and a control cabinet for driving the power device by using a frequency converter. The power dragging mode which is popularized at present is formed due to good starting performance, speed regulation performance and energy saving effect; the function benefit of inverter cabinet: the high-power frequency conversion cabinet can reduce the impact of a high-power water pump/fan on a power grid and the pressure drop of a large pair to the maximum extent, has an obvious electricity saving effect, operates smoothly in the starting process without impact, has a good motion control function, can supply power to a motor, the fan and the water pump in a frequency conversion manner, changes the rotating speed, and plays a good role in energy saving control. However, most of the frequency conversion cabinets in the prior art are of fixed structures, and therefore, the frequency conversion cabinets for the fans are inconvenient to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel frequency conversion cabinet for fan has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel frequency conversion cabinet for fan, includes:

a cabinet body which is a hollow cuboid shape with front and back communicated;

the front door assembly comprises a front side split door arranged at the front part of the cabinet body, a control button arranged at the upper part of the left front side split door and an observation window arranged at the upper part of the left front side split door;

the rear door assembly comprises a rear side split door arranged at the rear part of the cabinet body and ventilating grilles symmetrically arranged at two sides of the rear side split door;

the frequency conversion control assembly comprises a middle vertical plate arranged in the middle of an inner cavity of the cabinet body, a frequency converter arranged on the right side of the upper portion of the middle vertical plate, a control assembly arranged on the left side of the upper portion of the middle vertical plate, a protection assembly arranged on the left side of the middle portion of the middle vertical plate, a reactor cross beam arranged on the lower portion of the middle vertical plate, an output reactor arranged on the reactor cross beam and an input reactor arranged on the reactor cross beam.

Preferably, the front side-by-side door and the rear side-by-side door are hinged with the side wall of the cabinet body.

Preferably, the front side is provided with the front handle on the door right side, the rear side is provided with the back handle on the door right side, just the front handle with the back handle is stealthy handle.

Preferably, the control assembly is divided into a circuit breaker.

Preferably, the protection components are divided into a thermal relay and a fuse.

Preferably, the number of the reactor beams is two.

Compared with the prior art, the beneficial effects of the utility model are as follows: the cabinet body is in a hollow cuboid shape which is communicated with each other, and hinged split doors are arranged at the front and the rear of the cabinet body, so that the installation, the overhaul and the maintenance of the device are facilitated; through two reactor crossbeams setting up and with the reactor setting in the lower part of the cabinet body, increase the structural stability of the internal portion of cabinet, be favorable to increasing the life and the security of device.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front view of the present invention;

fig. 2 is a rear view of the present invention;

FIG. 3 is a schematic front sectional view of the present invention;

fig. 4 is a schematic side sectional view of the present invention.

In the figure: 1. the cabinet body comprises a cabinet body 2, a front door assembly 21, a front side-by-side door, a front handle 22, a control button 23, an observation window 24, a front handle 3, a rear door assembly 31, a rear side-by-side door 32, a ventilation grille 33, a rear handle 4, a variable frequency control assembly 41, a middle vertical plate 42, a frequency converter 43, a control assembly 44, a protection assembly 45, a reactor beam 46, an output reactor 47 and an input reactor.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The utility model provides a novel frequency conversion cabinet for fan can make things convenient for the maintenance of device more to maintain, and then prolongs the life of device.

Fig. 1-4 show a schematic structural diagram of an embodiment of the novel frequency conversion cabinet for a blower according to the present invention, please refer to fig. 1-4, and a main body of the novel frequency conversion cabinet for a blower according to the present embodiment includes a cabinet body 1, a front door assembly 2, a rear door assembly 3, and a frequency conversion control assembly 4.

The cabinet body 1 is used for supporting and installing a front door assembly 2, a rear door assembly 3 and a variable frequency control assembly 4, particularly, the cabinet body 1 is in a hollow cuboid shape with a front part and a rear part communicated with each other, and when the cabinet body is used, the variable frequency control assembly 4, the front door assembly 2 and the rear door assembly 3 are sequentially installed on the cabinet body 1;

the front door assembly 2 is used for closing the cabinet body 1 and is convenient for the internal maintenance of the cabinet body 1, and particularly, the front door assembly 2 comprises a front side split door 21 arranged at the front part of the cabinet body 1, a control button 22 arranged at the upper part of the left front side split door 21 and an observation window 23 arranged at the upper part of the left front side split door 21, when in use, the frequency conversion control assembly 4 can be directly driven to be started and closed through the control button 22 and the observation window 23 arranged on the upper part of the left front side split door 21 under the condition that the door is closed, and only the front side split door 21 needs to be opened when the maintenance is needed, and then the inside of the cabinet is maintained;

the rear door assembly 3 is used for sealing the rear side of the cabinet body 1 and facilitating the installation of the cabinet body 1, and particularly, the rear door assembly 3 comprises a rear side split door 31 installed at the rear part of the cabinet body 1 and ventilating grilles 32 symmetrically installed on two sides of the rear side split door 31, when the rear side split door assembly is used and needs to be overhauled and installed, only the rear side split door 31 needs to be opened for overhauling and installation, and when the frequency conversion assembly in the cabinet works to generate heat, the ventilating grilles 32 can promote the heat dissipation in the cabinet body 1;

the frequency conversion control assembly 4 is used for the frequency conversion of the fan, concretely, the frequency conversion control assembly 4 is including setting up well riser 41 in cabinet 1 inner chamber middle part, install the converter 42 on well riser 41 upper portion right side, install the left control assembly 43 in well riser 41 upper portion, install the left protection component 44 in well riser 41 middle part, the reactor crossbeam 45 of setting in well riser 41 lower part, install output reactor 46 on reactor crossbeam 45 and install the input reactor 47 on reactor crossbeam 45, during the use, be connected fan and output reactor 46, through with input reactor 47 with the electric wire netting be connected can.

The front side split door 21 and the rear side split door 31 are hinged to the side wall of the cabinet body 1, so that the front side split door 21 and the rear side split door 31 can be conveniently opened and closed, and the maintenance is convenient; the front handle 24 is arranged on the door on the right side of the front side split door 21, the rear handle 33 is arranged on the right side door of the rear side split door 31, and the front handle 24 and the rear handle 33 are both invisible handles, so that the interference of the handles is reduced while the front side split door 21 and the rear side split door 31 are opened conveniently; the control assembly 43 is divided into circuit breakers, and the model of each circuit breaker is NM1-800 s/3; the protection component 44 is divided into a thermal relay and a fuse, the model of the fuse is NR2-11.5G, and the model of the thermal relay is RT 18-32; the number of the reactor beams 45 is two, which is beneficial to the installation and reinforcement of the reactor.

The working principle is as follows: when a novel frequency conversion cabinet for fan used, at first opened preceding door module 2 and back door subassembly 3, installed frequency conversion control assembly 4 in the cabinet body 1 after that to be connected the electric wire netting with the fan respectively in frequency conversion control assembly 4, close preceding door module 2 and back door subassembly 3 after that, maintain controlgear through preceding door module 2's window and control button 22 at once, when needs were overhauld, because the preceding door is opened and the back is opened the door all can be opened, and then more convenient maintenance.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel frequency conversion cabinet for fan which characterized in that includes:

a cabinet body (1) which is a hollow cuboid shape with front and back communicated;

the front door assembly (2) comprises a front side split door (21) arranged at the front part of the cabinet body (1), a control button (22) arranged at the upper part of the left front side split door (21) and an observation window (23) arranged at the upper part of the left front side split door (21);

the rear door assembly (3) comprises a rear side split door (31) arranged at the rear part of the cabinet body (1) and ventilating grilles (32) symmetrically arranged at two sides of the rear side split door (31);

the frequency conversion control assembly (4) comprises a middle vertical plate (41) arranged in the middle of an inner cavity of a cabinet body (1), a frequency converter (42) arranged on the right side of the upper part of the middle vertical plate (41), a control assembly (43) arranged on the left side of the upper part of the middle vertical plate (41), a protection assembly (44) arranged on the left side of the middle vertical plate (41), a reactor cross beam (45) arranged on the lower part of the middle vertical plate (41), an output reactor (46) arranged on the reactor cross beam (45) and an input reactor (47) arranged on the reactor cross beam (45).

2. The frequency conversion cabinet for the novel fan is characterized in that the front side split door (21) and the rear side split door (31) are hinged with the side wall of the cabinet body (1).

3. The frequency conversion cabinet for the novel fan is characterized in that a front handle (24) is arranged on a door on the right side of the front side split door (21), a rear handle (33) is arranged on the right side door of the rear side split door (31), and the front handle (24) and the rear handle (33) are both invisible handles.

4. The cabinet according to claim 1, characterized in that the control unit (43) is a circuit breaker.

5. The cabinet according to claim 1, characterized in that the protection component (44) is divided into a thermal relay and a fuse.

6. The novel frequency conversion cabinet for the fan as claimed in claim 1, wherein the number of the reactor beams (45) is two.