CN222016002U - Ventilated explosion-proof electrical cabinet for air compressor - Google Patents
Ventilated explosion-proof electrical cabinet for air compressor Download PDFInfo
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- CN222016002U CN222016002U CN202420500393.1U CN202420500393U CN222016002U CN 222016002 U CN222016002 U CN 222016002U CN 202420500393 U CN202420500393 U CN 202420500393U CN 222016002 U CN222016002 U CN 222016002U
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Abstract
本实用新型为一种空压机用通风式防爆电气柜，涉及空压机电气柜技术领域，包括柜体，所述柜体内固定安装有中框，所述中框的后部安装有空压机变频元器件，所述中框的前部装配有与中框相连的第一柜门，所述第一柜门的外侧设置有与柜体相连的第二柜门，所述第二柜门上安装有进风组件，所述第一柜门上开设有进风口，所述柜体的侧部固定安装有出风组件。本实用新型可将柜体的内腔分为两个空间，并通过设置进风组件、出风组件，使外界气流在柜体的内腔中流通，可有效降低空压机变频元器件作业时的温度，提升空压机变频元器件的使用寿命，减少检修人员的检修频率。
The utility model is a ventilated explosion-proof electrical cabinet for an air compressor, which relates to the technical field of air compressor electrical cabinets, and includes a cabinet body, a middle frame is fixedly installed in the cabinet body, air compressor frequency conversion components are installed at the rear of the middle frame, a first cabinet door connected to the middle frame is installed at the front of the middle frame, a second cabinet door connected to the cabinet body is arranged on the outer side of the first cabinet door, an air inlet assembly is installed on the second cabinet door, an air inlet is opened on the first cabinet door, and an air outlet assembly is fixedly installed on the side of the cabinet body. The utility model can divide the inner cavity of the cabinet body into two spaces, and by arranging the air inlet assembly and the air outlet assembly, the external air flow can circulate in the inner cavity of the cabinet body, which can effectively reduce the temperature of the air compressor frequency conversion components during operation, increase the service life of the air compressor frequency conversion components, and reduce the maintenance frequency of maintenance personnel.
Description
Technical Field
The utility model relates to the technical field of air compressor electrical cabinets, and particularly discloses a ventilation type explosion-proof electrical cabinet for an air compressor.
Background
In order to effectively reduce the energy consumption of the air compressor, the variable-frequency air compressor gradually becomes a development key point in the field of air compressors; the variable frequency air compressor applies the variable frequency speed regulation technology, so that the performance of the air compressor can be improved and the air supply quality can be improved while the electric energy is saved. The frequency of the variable-frequency air compressor changes in real time along with the working process, so that the frequency of the variable-frequency air compressor needs to be controlled by using a matched variable-frequency component; to increase the safety of the frequency conversion part, the frequency conversion part is usually placed in an explosion-proof electrical cabinet.
In actual production and life, the variable frequency component of the variable frequency air compressor needs to be electrified continuously for a long time, and particularly in summer with higher temperature, the variable frequency component can be affected by high temperature and has probability of damage; therefore, maintenance personnel need to perform inspection and maintenance regularly, so that normal operation of the air compressor is ensured. When overhauling personnel, need the air compressor machine to shut down, if meet long-time high temperature weather, then at least need go on checking the maintenance once every day, very big reduction the operating time of air compressor machine, reduced the operating efficiency of air compressor machine, can't effectively promote the production efficiency of enterprise.
Disclosure of utility model
Aiming at the problem that the working efficiency of an air compressor is low because the internal temperature of the electric cabinet is too high in the high-temperature environment, the utility model provides a ventilation type explosion-proof electric cabinet for the air compressor.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a ventilated type explosion-proof regulator cubicle for air compressor machine, includes the cabinet body, internal fixed mounting of cabinet has the center, air compressor machine frequency conversion components and parts are installed at the rear portion of center, the front portion of center is equipped with the first cabinet door that links to each other with the center, the outside of first cabinet door is provided with the second cabinet door that links to each other with the cabinet body, install the air inlet subassembly on the second cabinet door, the air intake has been seted up on the first cabinet door, the lateral part fixed mounting of the cabinet body has the air-out subassembly.
Preferably, the air inlet assembly is arranged at the lower part of the second cabinet door, and the air outlet assembly is arranged at two sides of the cabinet body.
Preferably, the air inlet assembly comprises an air inlet shell fixedly connected with the second cabinet door, an air inlet fan is arranged in the air inlet shell, and a dust hood fixedly arranged on the air inlet is arranged on the inner side of the air inlet fan.
Preferably, the air outlet assembly comprises an air outlet shell, a plurality of air outlet fans are arranged in the air outlet shell, air outlets are formed in the inner sides of the air outlet fans, the air outlets are formed in the side wall of the cabinet body, and the air outlets are arranged at the rear part of the middle frame.
Preferably, windows are formed in the upper parts of the first cabinet door and the second cabinet door, and explosion-proof glass is installed on the windows.
Preferably, the first cabinet door is provided with a handle, the outer side of the second cabinet door is provided with a lock hole for installing a door lock, and the inner side of the second cabinet door is provided with a file.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, the inner cavity of the cabinet body can be divided into two spaces, and the air inlet assembly and the air outlet assembly are arranged, so that external air flows in the inner cavity of the cabinet body, the temperature of the variable frequency components of the air compressor during operation can be effectively reduced, the service life of the variable frequency components of the air compressor is prolonged, the overhaul frequency of overhaul personnel is reduced, and the operation efficiency of the air compressor is improved; in addition, the ventilation speed of the air inlet air flow of the electric cabinet is smaller than the ventilation speed of the air outlet air flow, so that the space where the frequency conversion components of the air compressor are positioned is always in a negative pressure state, and the outside explosive gas can be effectively prevented from remaining in the space for a long time, thereby further improving the explosion-proof performance of the electric cabinet; therefore, the method has very wide application prospect.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art;
FIG. 1 is a schematic diagram of the overall structure of an electrical cabinet according to the present utility model;
FIG. 2 is a schematic diagram of the whole structure of the electrical cabinet of the present utility model;
FIG. 3 is a schematic view of the structure of a first cabinet door and a second cabinet door according to the present utility model;
FIG. 4 is a schematic view of a middle frame mounting structure of the present utility model;
FIG. 5 is a schematic view of an air intake assembly according to the present utility model;
FIG. 6 is a schematic view of an air outlet assembly according to the present utility model;
in the figure: 1. the novel air conditioner comprises a cabinet body, a middle frame, an air compressor frequency conversion component, a first cabinet door, a second cabinet door, an air inlet assembly, an air inlet casing, an air inlet fan, an air inlet, an air outlet assembly, an air outlet casing, an air outlet fan, a dust removing cover, an air outlet, a window, a handle, a lock hole and a file folder.
Detailed Description
In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.
The embodiment provides a ventilation type explosion-proof electrical cabinet for an air compressor, as shown in fig. 1-6, the explosion-proof electrical cabinet comprises a cabinet body 1, wherein a middle frame 2 is fixedly installed in the cabinet body 1, the outer surface of the middle frame 2 is fixedly connected with the inner wall of the cabinet body 1 through bolts and the inner wall of the cabinet body 1, and the inner cavity of the cabinet body 1 can be divided into two spaces by the middle frame 2. The air compressor variable frequency component 3 is arranged at the rear part of the middle frame 2, the air compressor variable frequency component 3 is arranged in a rear cavity of the cabinet body 1, and the air compressor variable frequency component 3 can be electrically connected with the air compressor body, so that the air compressor variable frequency component 3 controls the input voltage frequency according to the change of the load of the air compressor, so that the air compressor can keep the stability of parameters such as pressure, flow, temperature and the like, and the working performance of the compressor is greatly improved; the front part of the middle frame 2 is provided with a first cabinet door 4, the first cabinet door 4 is arranged in a front cavity of the cabinet body 1, and the first cabinet door 4 can be connected with the middle frame 2 through a hinge; by arranging the first cabinet door 4, the rear cavity of the middle frame 2 can be made into a closed space, and the explosion-proof performance of the electric cabinet is ensured.
The outside of first cabinet door 4 is provided with the second cabinet door 5 that links to each other with cabinet body 1, second cabinet door 5 links to each other with the surface of cabinet body 1 through the hinge, can seal the front portion cavity of cabinet body 1 through setting up two cabinet doors 5, makes it become airtight space. The lower part of the second cabinet door 5 is provided with two through openings, and an air inlet assembly 6 is fixedly arranged at the opening; a plurality of air outlets 10 are respectively formed in the surfaces of the side walls on two sides of the cabinet body 1, and the air outlets 10 are divided into four groups and are respectively arranged above the left side wall, below the left side wall, above the right side wall and below the right side wall of the cabinet body 1. The outside of every group air outlet 10 all installs air-out subassembly 8, air-out subassembly 8 and cabinet body 1 fastening link to each other.
Wherein the air outlet 10 is arranged at the rear part of the middle frame 2, so that the air outlet 10 is communicated with the rear cavity of the cabinet body 1.
The air inlet assembly 6 comprises an air inlet shell 601 fixedly connected with the second cabinet door 5, a plurality of openings are formed in the air inlet shell 601, the air inlet shell 601 can be conveniently accessed to the outside air, an air inlet fan 602 is installed in the air inlet shell 601, and the air inlet fan 602 can suck the outside air into the air inlet shell 601, so that the outside air enters the front cavity of the cabinet body 1. Two air inlets 7 are formed in the lower portion of the first cabinet door 4, the two air inlets 7 correspond to openings formed in the lower portion of the second cabinet door 5, and a dust hood 9 is mounted on the air inlets 7; dust in the external air entering through the air inlet assembly 6 can be effectively removed through the dust hood 9, so that the cleanliness of the air flow is guaranteed when the air flow enters the rear cavity of the cabinet body 1, the frequency conversion components 3 of the air compressor can work stably for a long time, and the explosion-proof performance of the electric cabinet is guaranteed.
The air outlet assembly 8 comprises an air outlet shell 801, two air outlet fans 802 are installed in the air outlet shell 801, and the number of the air outlet fans 802 in each air outlet assembly 8 is greater than that of the air inlet fans 602 in the air inlet assembly 6; by arranging the air outlet fan 802, the air flow in the rear cavity of the cabinet body 1 can be sucked out at high speed, so that the rear cavity of the cabinet body 1 is always in a high-pressure state, and the explosion-proof performance of the electric cabinet is ensured.
The upper parts of the first cabinet door 4 and the second cabinet door 5 are respectively provided with a window 11, and explosion-proof glass is arranged on each window 11. By providing the window 11, inspection personnel can conveniently inspect the electrical cabinet, so that the time consumed for opening the first cabinet door 4 and the second cabinet door 5 is saved.
In addition, a lock hole 13 for installing a door lock is formed on the outer side of the second cabinet door 5, and the lock hole 13 can be used for conveniently installing the door lock, so that the safety of the electric cabinet is ensured; the first cabinet door 4 is provided with the handle 12, and the handle 12 can facilitate operators to open the first cabinet door 4 and promote operability; a folder 14 is mounted on the inner side of the second cabinet door 5, and the folder 14 can be used for placing inspection records.
The working principle of the utility model is as follows:
The combined structure of the middle frame 2 and the first cabinet door 4 can divide the inner cavity of the cabinet body 1 into two spaces, the inner cavity of the first cabinet door 4 can be used for placing the variable frequency components 3 of the air compressor, and the outer cavity of the first cabinet door 4 can be used for entering external air; outside air enters the outer cavity of the first cabinet door 4 from the air inlet shell 601 under the drive of the air inlet fan 601, the outside air is filtered by the dust hood 9 and then enters the inner cavity of the first cabinet door 4 into clean air flow, the air flow can enter the inner cavity of the first cabinet door 4 through the air inlet 7, under the action of the air outlet fan 802, the air flow flows out of the inner cavity of the first cabinet door 4 from the air outlet 10, the temperature of the air compressor variable frequency components 3 during operation can be effectively reduced in the circulation process, and the service life of the air compressor variable frequency components 3 is prolonged; and, because the air inlet air current circulation speed of this regulator cubicle is less than air-out air current circulation speed, make the space that air compressor machine frequency conversion components and parts 3 are located be negative pressure state all the time, can effectively avoid external explosive gas to persist in this space for a long time to further promote the explosion-proof performance of regulator cubicle.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420500393.1U CN222016002U (en) | 2024-03-14 | 2024-03-14 | Ventilated explosion-proof electrical cabinet for air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420500393.1U CN222016002U (en) | 2024-03-14 | 2024-03-14 | Ventilated explosion-proof electrical cabinet for air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222016002U true CN222016002U (en) | 2024-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420500393.1U Active CN222016002U (en) | 2024-03-14 | 2024-03-14 | Ventilated explosion-proof electrical cabinet for air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222016002U (en) |
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2024
- 2024-03-14 CN CN202420500393.1U patent/CN222016002U/en active Active
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