CN218940924U

CN218940924U - Fire control inspection converter

Info

Publication number: CN218940924U
Application number: CN202222960988.9U
Authority: CN
Inventors: 叶洋平; 邬国红
Original assignee: Guangzhou Weier Electronics Co ltd
Current assignee: Guangzhou Weier Electronics Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-04-28
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a fire-fighting inspection frequency converter, which comprises a frequency converter shell, wherein an independent separated heat dissipation cavity is arranged in the frequency converter shell at one side adjacent to an equipment installation chamber, a protruding plate is arranged at the upper end and the lower end of the frequency converter shell in an extending mode at the position of the heat dissipation cavity, an air cavity is formed at the position of the protruding plate at the upper end and the lower end of the frequency converter shell, an air inlet communicated with the heat dissipation cavity is formed at the bottom of the air cavity at the upper end, and air outlet concave openings concave inwards are formed at the positions of the upper end and the lower end of the frequency converter shell at the equipment installation chamber. The utility model discloses a lower extreme sets up the air-out sunk mouth on the converter casing for the converter casing is in the fretwork state with ground contact position, can avoid the heat to pile up, is convenient for dispel the heat, through starting the fan, the fan can blow the wind to the below from heat dissipation cavity top, thereby can blow out the heat from the wind chamber fast, accelerates radiating efficiency, and can avoid the dust to get into the equipment installation room, guarantees the life of internal equipment.

Description

Fire control inspection converter

Technical Field

The utility model relates to the technical field of frequency converter equipment, in particular to a fire-fighting inspection frequency converter.

Background

The fire-fighting inspection frequency converter is a power control device which uses frequency conversion technology and microelectronic technology to control an alternating current motor by changing the frequency of a working power supply of the motor.

The existing fire-fighting inspection frequency converter comprises a circuit board, a relay and other devices, the fire-fighting inspection frequency converter is directly arranged in a cabinet body, the existing cabinet body is of a rectangular structure generally, a radiating opening is formed in the side face of the cabinet body to ensure heat radiation, dust impurities in external air are easy to enter the cabinet body directly, the dust impurities can be directly attached to the devices in the cabinet body and enter gaps of the devices easily, poor contact of the devices is easy to cause if the devices are not cleaned, and the service life of the fire-fighting inspection frequency converter is prolonged.

Disclosure of Invention

The utility model aims to provide a fire-fighting inspection frequency converter.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a fire control inspection converter, includes the converter casing, the inside equipment installation room that is equipped with of converter casing, the inside separately separated heat dissipation cavity that is equipped with in equipment installation room adjacent one side of converter casing, the upper and lower ends of converter casing extend in heat dissipation cavity position and are equipped with the protruding board, and the upper and lower ends of converter casing are formed with the wind chamber in protruding board position, and the air intake in heat dissipation cavity has been seted up to upper end wind chamber bottom, and air intake top fixed mounting has the fan, the lower extreme a plurality of first heat dissipation notch that communicate in heat dissipation cavity have evenly been seted up at wind chamber top, the upper and lower end of converter casing is located equipment installation room position all is equipped with the air-out sunken mouth that is inwards sunken, the second heat dissipation notch that communicates in equipment installation room has evenly been seted up to the heat dissipation cavity inside wall.

Preferably, the inner side wall of the heat dissipation chamber is provided with an air guide plate at the position of the second heat dissipation notch.

Preferably, the air deflector member comprises a plurality of inclined plates and two heat dissipation plates, wherein two heat dissipation plates are fixedly arranged at two side edges of the second heat dissipation notch, and a plurality of inclined plates are uniformly and fixedly arranged on the second heat dissipation notch and incline downwards.

Preferably, the air cavity is communicated with the air outlet concave opening.

Preferably, the surface of the protruding plate is provided with a hanging opening.

Preferably, the fan is started and stopped by a control switch, and the control switch is arranged on the frequency converter shell.

Compared with the prior art, the utility model has the advantages that:

the utility model discloses a lower extreme sets up the air-out sunken mouth on the converter casing for the converter casing is in the fretwork state with ground contact position, can avoid the heat to pile up, is convenient for dispel the heat, and the second thermovent can guarantee that the heat can get into the heat dissipation cavity in the equipment installation room, through starting the fan, the fan can blow the wind to the below from heat dissipation cavity top, thereby can blow out the heat from the wind chamber fast, accelerates radiating efficiency, because the converter casing outside does not expose at outer opening, and the wind that the fan blown out is down, can avoid the dust to get into the equipment installation room, guarantees the life of internal equipment.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a block diagram of a fire inspection frequency converter of the present utility model;

FIG. 2 is a cross-sectional view of a fire inspection inverter of the present utility model;

FIG. 3 is a bottom view of a fire inspection inverter of the present utility model;

fig. 4 is a structural view of the air guide plate of the present utility model.

In the figure: the device comprises a frequency converter shell, a heat dissipation cavity, a protruding plate, an air cavity, a first heat dissipation notch, an air outlet notch, an air inlet, a fan, a second heat dissipation notch, an air guide plate, a hanging plate, a heat dissipation plate, a tilting plate and a device installation chamber, wherein the frequency converter shell is 1, the heat dissipation cavity is 2, the protruding plate is 3, the air cavity is 4, the first heat dissipation notch is 5, the air outlet notch is 6, the air inlet is 7, the fan is 8, the second heat dissipation notch is 9, the air guide plate is 10, the hanging opening is 11, the heat dissipation plate is 12, the tilting plate is 13, and the device installation chamber is 14.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1, 2 and 3, the utility model provides a fire-fighting inspection frequency converter, which comprises a frequency converter shell 1, wherein an equipment installation chamber 14 is arranged in the frequency converter shell 1, an independent separated heat dissipation chamber 2 is arranged on one side adjacent to the equipment installation chamber 14 in the frequency converter shell 1, a protruding plate 3 is arranged at the position of the heat dissipation chamber 2 in an extending mode at the upper end and the lower end of the frequency converter shell 1, a wind cavity 4 is formed at the position of the protruding plate 3 at the upper end and the lower end of the frequency converter shell 1, an air inlet 7 communicated with the heat dissipation chamber 2 is formed at the bottom of the upper end wind cavity 4, a fan 8 is fixedly arranged at the top of the air inlet 7, a plurality of first heat dissipation notches 5 communicated with the heat dissipation chamber 2 are uniformly formed at the top of the wind cavity 4 at the lower end, a plurality of first heat dissipation notches 5 communicated with the heat dissipation chamber 2 are uniformly formed at the upper end and lower end of the frequency converter shell 1, and the lower end of the frequency converter shell 1 is provided with an air outlet recessed 6 which is recessed towards the inner side of the equipment installation chamber 14, and the heat dissipation chamber 2 is enabled to be in a hollowed-out state due to the arrangement of the air outlet recessed 6, the heat dissipation plate 3 is convenient to be in the ground contact position, the frequency converter shell 1 and the lowest end of the air outlet recessed 6 at the position of the corresponding position, the heat dissipation chamber 6 can be enabled to be flush with the lowest end, the air outlet 6, the heat of the heat dissipation chamber 2 can be enabled to be stably placed in the inner side of the heat dissipation chamber 2, and the second heat dissipation chamber 9 can be enabled to be quickly, and the heat-cooled down and the heat dissipation chamber 2, and the heat can be enabled to be quickly enter from the second heat dissipation chamber 2 and the heat dissipation chamber 2 through the heat dissipation chamber 2.

In this embodiment, the inner side wall of the heat dissipation chamber 2 is provided with an air deflector member 10 at the position of the second heat dissipation slot 9.

Referring to fig. 4, in this embodiment, the air deflector member 10 includes a plurality of inclined plates 13 and two heat dissipation plates 12, two heat dissipation plates 12 are fixedly mounted at two side edges of the second heat dissipation slot 9, a plurality of inclined plates 13 are uniformly and fixedly mounted on the second heat dissipation slot 9, and the inclined plates 13 are inclined downward, so that the air blown by the fan 8 is from top to bottom, and the air flow is accelerated downward by the action of the inclined plates 13, thereby preventing dust from entering the equipment installation chamber 2.

In this embodiment, the air chamber 4 is connected to the air outlet recess 6.

In this embodiment, in order to facilitate the installation of the inverter casing 1 on a high wall, the surface of the protruding plate 3 is provided with a hanging opening 11, and the inverter casing 1 can be installed at a high position by inserting a screw on the wall into the hanging opening 11.

In this embodiment, the fan 8 is controlled to start and stop by a control switch, and the control switch is installed on the inverter housing 1.

Although the embodiments of the present utility model have been described with reference to the accompanying drawings, the patentees may make various modifications or alterations within the scope of the appended claims, and are intended to be within the scope of the utility model as described in the claims.

Claims

1. The utility model provides a converter is patrolled and examined in fire control, includes converter casing, its characterized in that: the frequency converter is characterized in that an equipment installation chamber is arranged inside the frequency converter shell, an independent and separate heat dissipation chamber is arranged on one side of the frequency converter shell adjacent to the equipment installation chamber, a protruding plate is arranged at the position of the heat dissipation chamber in an extending mode at the upper end and the lower end of the frequency converter shell, an air cavity is formed in the position of the protruding plate at the upper end and the lower end of the frequency converter shell, an air inlet communicated with the heat dissipation chamber is formed in the bottom of the air cavity at the upper end, a fan is fixedly arranged at the top of the air inlet, a plurality of first heat dissipation notches communicated with the heat dissipation chamber are uniformly formed in the top of the air cavity, an inward sunken air outlet sunken opening is formed in the position of the equipment installation chamber at the upper end and the lower end of the frequency converter shell, and a plurality of second heat dissipation notches communicated with the equipment installation chamber are uniformly formed in the inner side wall of the heat dissipation chamber.

2. The fire inspection frequency converter according to claim 1, wherein: the inner side wall of the heat dissipation cavity is provided with an air guide plate at the position of the second heat dissipation notch.

3. The fire inspection frequency converter according to claim 2, wherein: the air deflector piece comprises a plurality of inclined plates and two heat dissipation plates, wherein two heat dissipation plates are fixedly arranged at two side edges of the second heat dissipation notch, and a plurality of inclined plates are uniformly and fixedly arranged on the second heat dissipation notch and incline downwards.

4. The fire inspection frequency converter according to claim 1, wherein: the air cavity is communicated with the air outlet concave opening.

5. The fire inspection frequency converter according to claim 1, wherein: the surface of the protruding plate is provided with a hanging opening.

6. The fire inspection frequency converter according to claim 1, wherein: the fan is controlled to start and stop through a control switch, and the control switch is arranged on the frequency converter shell.