CN216123396U

CN216123396U - Circulation ventilation device

Info

Publication number: CN216123396U
Application number: CN202122661858.0U
Authority: CN
Inventors: 陈冠勇
Original assignee: Wuhan Dawei Architectural Decoration Engineering Co ltd
Current assignee: Wuhan Dawei Architectural Decoration Engineering Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-03-22
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses a circulating ventilation device which comprises a cabinet body, wherein a temperature sensor and a processor are sequentially and fixedly connected to the inner wall of the right end of the cabinet body from top to bottom, an upper air box is fixedly connected to the top end of the cabinet body, the left side and the right side of the inner wall of the top end of the upper air box are positioned below a through hole of the upper air box and are respectively connected with a first sealing plate in a sliding mode, the middle parts of the first sealing plates on the left side and the right side are respectively in threaded connection with the left side and the right side of a first screw rod, the right end of the first screw rod is fixedly connected with a first motor, and the bottom end of the cabinet body is fixedly connected with a lower air box. According to the utility model, the air ventilation circulation mechanism can ensure the normal operation of internal equipment in a sealed environment, the degree of noise transmission to the outside is reduced, and meanwhile, the intermittent input external cold air mechanism can prevent moisture and dust contained in the external cold air from entering the cabinet body to the greatest extent and hindering the service life of the equipment.

Description

Circulation ventilation device

Technical Field

The utility model relates to the technical field of ventilation devices, in particular to a circulating ventilation device.

Background

The control cabinet is formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements, and the arrangement of the control cabinet meets the requirements of normal operation of an electric power system, is convenient to overhaul and does not endanger the safety of people and surrounding equipment.

Aiming at control cabinets with special purposes, the control cabinets are required to have low noise, dust prevention and water prevention capabilities, the best solution is to perform complete sealing work, but internal equipment in the control cabinets can emit a large amount of heat during operation, which conflicts with a cabinet body sealing mechanism, so that a circulating ventilation mechanism is required, and the requirements of both sealing work and noise reduction and heat dissipation can be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a circulating ventilation device.

In order to achieve the purpose, the utility model adopts the following technical scheme: a circulating ventilation device comprises a cabinet body, wherein a temperature sensor and a processor are fixedly connected with the inner wall of the right end of the cabinet body from top to bottom in sequence, an upper air box is fixedly connected with the top end of the cabinet body, the left side and the right side of the inner wall of the top end of the upper air box are positioned below a through hole of the upper air box and are both connected with a first sealing plate in a sliding way, the middle parts of the left side and the right side of the first sealing plate are respectively in threaded connection with the left side and the right side of a first screw rod, a first motor is fixedly connected with the right end of the first screw rod, a lower air box is fixedly connected with the bottom end of the cabinet body, the inner walls of the left side and the right side of the lower air box are fixedly connected with the left side and the right side of a fan through rod, the left side and the right side of the inner wall of the bottom end of the lower air box are both positioned above the through hole of the lower air box and are both connected with a second sealing plate in a sliding way, the middle parts of the second sealing plates are respectively in threaded connection with the left side and the right side of a second screw rod, go up and link to each other through the tuber pipe between the left and right sides through-hole of bellows and the left and right sides through-hole of bellows down respectively, the outside fixedly connected with fin of tuber pipe, the left and right sides tuber pipe middle part all establishes ties there is the drying cabinet, the inside gauze board that all is provided with of drying cabinet.

As a further description of the above technical solution:

the processor is respectively connected with the temperature sensor, the first motor, the fan and the second motor through leads.

As a further description of the above technical solution:

the upper and lower cabinet walls of the cabinet body are provided with air windows.

As a further description of the above technical solution:

first motor top fixed connection is on the right side of last bellows top inner wall, first screw rod left end rotates to be connected at last bellows left end inner wall.

As a further description of the above technical solution:

the bottom end of the second motor is fixedly connected to the right side of the inner wall of the bottom end of the lower air box, and the left end of the second screw rod is rotatably connected to the inner wall of the left end of the lower air box.

As a further description of the above technical solution:

and a filter screen is fixedly connected in the through hole at the bottom end of the lower fan.

As a further description of the above technical solution:

the drying box is fixedly connected to the outer wall of the cabinet body.

The utility model has the following beneficial effects:

in the utility model, firstly, the fan blows upwards, then the air flow enters the drying box under the guide of the air pipes at two sides, a gauze plate is arranged in the drying box, the gauze plate can dry the air flow, then the air flow enters the lower air box through the air pipes again to complete a period of air ventilation circulation, when the air flow flows through the air pipes, the heat exchange between the internal hot air and the external cold environment can be carried out by virtue of the radiating fins, so as to realize the heat dissipation in the cabinet body, when the internal temperature is overhigh, the through holes are opened by virtue of the first motor and the second motor by virtue of the instruction of the processor, so as to release the cold air to enter, so as to realize the air cooling in the cabinet body, the air ventilation circulation mechanism can ensure the normal operation of internal equipment in the sealed environment, and reduce the degree of noise spreading to the outside, and simultaneously, the moisture and dust contained in the external cold air can be prevented from entering the cabinet body as far as possible by virtue of intermittent input of the external cold air mechanism, hampering the useful life of the device.

Drawings

Fig. 1 is a front view of a circulation ventilation apparatus according to the present invention;

FIG. 2 is a bottom schematic view of a circulating air ventilation apparatus according to the present invention;

FIG. 3 is a schematic view of the interior of a cabinet of a circulating ventilation apparatus according to the present invention;

FIG. 4 is a schematic view of an upper wind box of the circulating ventilation apparatus according to the present invention;

fig. 5 is a schematic view of a lower wind box of a circulation ventilation device according to the present invention.

Illustration of the drawings:

1. a cabinet body; 2. a louver; 3. a temperature sensor; 4. a processor; 5. an upper air box; 6. a first sealing plate; 7. a first screw; 8. a first motor; 9. a drying oven; 10. a gauze plate; 11. an air duct; 12. a heat sink; 13. a lower bellows; 14. a fan; 15. a second sealing plate; 16. a second screw; 17. a second motor; 18. and (4) a filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, one embodiment of the present invention is provided: a circulating ventilation device comprises a cabinet body 1, wherein the inner wall of the right end of the cabinet body 1 is fixedly connected with a temperature sensor 3 and a processor 4 from top to bottom in sequence, the top end of the cabinet body 1 is fixedly connected with an upper air box 5, the left side and the right side of the inner wall of the top end of the upper air box 5 are positioned below a through hole of the upper air box and are both connected with a first sealing plate 6 in a sliding way, the middle parts of the first sealing plates 6 on the left side and the right side are respectively in threaded connection with the left side and the right side of a first screw 7, the right end of the first screw 7 is fixedly connected with a first motor 8, the bottom end of the cabinet body 1 is fixedly connected with a lower air box 13, the inner walls on the left side and the right side of the lower air box 13 are fixedly connected with the left side and the right side of a fan 14 through a short rod, the left side and the right side of the inner wall of the bottom end of the lower air box 13 are respectively in threaded connection with a second sealing plate 15 above the through hole of the through a threaded connection, the middle parts of the second sealing plates 15 on the left side and the left side are respectively in threaded connection with the left side of a second screw 16, the right side of the second screw 16 is fixedly connected with a second motor 17, go up and link to each other through tuber pipe 11 between the left and right sides through-hole of bellows 5 and the left and right sides through-hole of bellows 13 down respectively, 11 outside fixedly connected with fin 12 of tuber pipe, 11 middle parts of left and right sides tuber pipe are all established ties there is drying cabinet 9, the inside gauze board 10 that all is provided with of drying cabinet 9, gauze board 10 is fixed on drying cabinet 9 for the grafting mode, make things convenient for the change of science after, gauze board 10 utilizes its gauze that carries on can dry the outside cold air of especially introducing of air current, avoid damaging equipment.

Treater 4 is respectively through wire and temperature sensor 3, first motor 8, fan 14 and second motor 17 link to each other, two cabinet walls all are provided with transom 2 about the cabinet body 1, a circulation for the air, 8 top fixed connections of first motor are on the right side of 5 top inner walls of last bellows, 7 left ends of first screw rod rotate and connect at 5 left end inner walls of last bellows, 17 bottom fixed connections of second motor are on the right side of 13 bottom inner walls of bellows under, 16 left ends of second screw rod rotate and connect 13 left end inner walls of bellows under, fixedly connected with filter screen 18 in 13 bottom through holes of bellows down, a cold air for filtering the outside introduction of drying, the equal fixed connection of drying cabinet 9 is on cabinet body 1 outer wall.

The working principle is as follows: the fan 14 works to blow air upwards to radiate heat of the equipment inside the cabinet 1, under the action of air pressure, the air flow enters the upper air box 5 through the upper side air window 2 and enters the drying box 9 under the flow guidance of the air pipes 11 at two sides, the inside of the drying box 9 is provided with the gauze plate 10, the gauze plate 10 can dry the air flow, then the air flow enters the lower air box 13 through the air pipe 11 again to complete a period of air ventilation circulation, when the air flow passes through the air pipe 11, the heat exchange between the internal hot air and the external cold environment can be carried out by the radiating fins 12 connected with the outside of the air pipe 11, the radiation of the inside of the cabinet 1 is realized, the two sides of the first screw 7 and the second screw 16 are reverse threads, and then the first motor 8 or the second motor 17 is used to drive the first sealing plate 6 or the second sealing plate 15 to open or seal the through hole of the upper air box 5 or the lower air box 13, rely on temperature sensor 3 to monitor the internal portion temperature of the cabinet body 1, when inside high temperature, rely on processor 4 to give the backstage with high temperature information transfer, instruct first motor 8 and second motor 17 simultaneously and make last bellows 5 open the through-hole with bellows 13 down and put the cold air admission, realize the air cooling of the internal portion of cabinet, the normal operating of internal plant in sealed environment can be guaranteed to above-mentioned air ventilation circulation mechanism, and the degree that the noise propagated to the external world has been reduced, utilize the outside cold air mechanism of intermittent type nature input simultaneously, can avoid as far as possible that moisture and dust that outside cold air contains get into the internal portion of cabinet body 1, hinder the life of equipment.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A circulation ventilation device comprises a cabinet body (1), and is characterized in that: the temperature sensor (3) and the processor (4) are fixedly connected with the inner wall of the right end of the cabinet body (1) from top to bottom in sequence, the top end of the cabinet body (1) is fixedly connected with an upper air box (5), the left side and the right side of the inner wall of the top end of the upper air box (5) are positioned below the through hole and are both connected with a first sealing plate (6) in a sliding way, the middle parts of the first sealing plates (6) on the left side and the right side are respectively connected with the left side and the right side of a first screw rod (7) in a threaded way, the right end of the first screw rod (7) is fixedly connected with a first motor (8), the bottom end of the cabinet body (1) is fixedly connected with a lower air box (13), the inner walls on the left side and the right side of the lower air box (13) are fixedly connected with the left side and the right side of a fan (14) through short rods, the left side and the right side of the inner wall of the bottom end of the lower air box (13) are positioned above the through hole and are both connected with a second sealing plate (15) in a sliding way, the middle parts of the left side and the second sealing plate (15) are respectively connected with the left side and the right side of a second screw rod (16) in a threaded way, second screw rod (16) right-hand member fixedly connected with second motor (17), it links to each other through tuber pipe (11) respectively to go up between the left and right sides through-hole of bellows (5) and the left and right sides through-hole of bellows (13) down, tuber pipe (11) outside fixedly connected with fin (12), the left and right sides tuber pipe (11) middle part is all established ties there are drying cabinet (9), inside gauze board (10) that all is provided with of drying cabinet (9).

2. A circulating ventilation device according to claim 1, characterized in that: the processor (4) is respectively connected with the temperature sensor (3), the first motor (8), the fan (14) and the second motor (17) through leads.

3. A circulating ventilation device according to claim 1, characterized in that: the upper and lower walls of the cabinet body (1) are provided with air windows (2).

4. A circulating ventilation device according to claim 1, characterized in that: first motor (8) top fixed connection is on the right side of last bellows (5) top inner wall, first screw rod (7) left end is rotated and is connected in last bellows (5) left end inner wall.

5. A circulating ventilation device according to claim 1, characterized in that: the bottom end of the second motor (17) is fixedly connected to the right side of the inner wall of the bottom end of the lower air box (13), and the left end of the second screw rod (16) is rotatably connected to the inner wall of the left end of the lower air box (13).

6. A circulating ventilation device according to claim 1, characterized in that: and a filter screen (18) is fixedly connected in a through hole at the bottom end of the lower air box (13).

7. A circulating ventilation device according to claim 1, characterized in that: the drying box (9) is fixedly connected to the outer wall of the cabinet body (1).