CN211151266U

CN211151266U - Low pressure variable frequency control cabinet cooling system

Info

Publication number: CN211151266U
Application number: CN201922015703.2U
Authority: CN
Inventors: 刘庆平; 刘开杰; 穆新新; 张桂龙
Original assignee: Quyang Jinyu Cement Co ltd
Current assignee: Quyang Jinyu Cement Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-07-31
Anticipated expiration: 2029-11-20

Abstract

The utility model relates to a low-voltage variable-frequency control cabinet cooling system, which comprises an air cooler, an air suction pipeline connected to an air suction opening on the air cooler, and an air supply pipeline connected to an air outlet on the air cooler, wherein the inlet of the air suction pipeline is connected to the air outlet of a power distribution cabinet, and the outlet of the air supply pipeline is communicated to a power distribution room where the power distribution cabinet is located; a protective net is arranged at the outlet of the exhaust pipeline; the outlet of the exhaust duct is provided with a wind direction control device which comprises an outer frame and a plurality of swing blades rotatably connected to the outer frame. The utility model discloses the effect that has the radiating efficiency who improves the switch board.

Description

Low pressure variable frequency control cabinet cooling system

Technical Field

The utility model belongs to the technical field of cooling system's technique and specifically relates to a low pressure variable frequency control cabinet cooling system is related to.

Background

During the internal operation of switch board especially frequency conversion cabinet, electric elements itself and the copper bar of connecting can produce a large amount of heats, and the too big incident that causes very easily of temperature rise.

Among the prior art, the switch board itself can set up the ventilation hole and install cooling fan additional, also can dispose the ventilation fan in the switch board, but because the restriction of switch board size, the fan size undersize of the cabinet body self configuration to and the leakproofness of the switch board body itself is not high, lead to ventilation cooling efficiency to hang down, can not satisfy the heat dissipation demand in the high-power switch board.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a low pressure variable frequency control cabinet cooling system, its advantage that has the radiating efficiency who improves the switch board.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a low-voltage variable frequency control cabinet cooling system, includes air cooler, is connected to the air suction duct of air suction opening on the air cooler and is connected to the supply-air duct of the air exit on the air cooler, the entry linkage of air suction duct is to the air exit of switch board, the export of supply-air duct communicates to the switch board place electricity distribution room.

Through adopting above-mentioned technical scheme, the entry setting of suction line is on the radiator fan of top in the switch board, steam in the cabinet rises, and directly pump hot-blast air to the air cooler in through the air exhauster in radiator fan and the air cooler, convert hot-blast to cold wind through the air cooler, deliver to the switch board indoor with cold wind through the supply-air duct, the switch board does not need other fan of changing the wind to keep the room temperature in the switch board in required temperature all the time, and make indoor cold wind blow into the switch board through the air intake of switch board in, form cooling circulation system, the radiating efficiency in the switch board has greatly been improved.

The utility model discloses further set up to: and a protective net is arranged at the outlet of the exhaust pipeline.

Through adopting above-mentioned technical scheme, the protection network sets up in the exit of supply air duct, can prevent that the little animals such as snakemouse in the distribution room from entering into the supply air duct, avoids causing the destruction to air cooler.

The utility model discloses further set up to: and a wind direction control device is arranged at the outlet of the exhaust pipeline.

Through adopting above-mentioned technical scheme, exhaust pipe's export setting is in the wall body of electricity distribution room to communicate to the electricity distribution room, the switch board position in the electricity distribution room is too partially, and when reducing the radiating efficiency of wind-force, the blowing direction of cold wind is adjusted to accessible wind direction controlling means, makes blowing direction of cold wind more nimble.

The utility model discloses further set up to: the wind direction control device comprises an outer frame and a plurality of swinging blades rotatably connected to the outer frame.

Through adopting above-mentioned technical scheme, the frame is fixed and is formed a ventilation window in the wall of electricity distribution room, and the vertical rotation of pendulum leaf is connected between the frame, and a plurality of pendulum leaf all faces same direction, and cold wind can blow to the direction that the pendulum leaf indicates, can reach the purpose that blows to through the pendulum leaf control cold wind.

The utility model discloses further set up to: the long side of the swing blade is provided with a rotating shaft, and the end part of the rotating shaft is provided with a linkage device.

Through adopting above-mentioned technical scheme, aggregate unit sets up on the axis of rotation, can realize the synchronous pivoted function simultaneously to the axis of rotation, and then makes the swing angle of pendulum leaf unanimous, and the blowing of cold wind is to unanimous.

The utility model discloses further set up to: the distance between the rotating shafts is not more than the width between the long sides of the swinging blades.

Through adopting above-mentioned technical scheme, the pendulum leaf rotates an angle, can make cold wind blow into the distribution room through the gap between the pendulum leaf, and the distance between the axis of rotation is not more than width between the long side of pendulum leaf can make cold wind supply air according to the rotation direction of pendulum leaf strictly, avoids the too big partial cold wind that leads to between the pendulum leaf not receive the control of pendulum leaf swing direction.

The utility model discloses further set up to: the linkage device comprises a chain wheel arranged at the end part of the rotating shaft and a chain arranged on the chain wheel.

Through adopting above-mentioned technical scheme, the sprocket passes through the chain and connects, and the chain rotation can drive a plurality of sprocket synchronous rotation simultaneously.

The utility model discloses further set up to: the upper side and the lower side of the frame are provided with grooves, and the linkage device is arranged in the grooves.

By adopting the technical scheme, the linkage device is arranged in the groove, so that the phenomenon that other sundries are clamped in the chain to cause clamping of the shell can be avoided; on the other hand, the side edge of the groove is blocked at the side edge of the linkage device, so that the appearance of the connection part of the outer frame and the swing blade can be improved.

The utility model discloses further set up to: the side of recess has seted up the regulation hole, the tip of axis of rotation is provided with driven gear, driven gear meshing is connected with adjusting gear, adjusting gear's part exposes in the regulation hole.

By adopting the technical scheme, the adjusting gear is rotated, the driven gear in meshed connection with the adjusting gear rotates, the driven gear drives the rotating shaft and the chain wheel arranged at the end part of the rotating shaft to rotate, and the chain wheel rotates to drive all the chain wheels to rotate through the chain; the adjusting gear exposes the adjusting hole on the side of the groove, so that the effect of conveniently adjusting the rotating direction of the swing blade can be achieved on the premise of not influencing the external appearance.

To sum up, the utility model discloses a beneficial technological effect does:

1. the air cooler is connected with an air outlet of the power distribution cabinet through an air suction pipeline and can take out heat in the power distribution cabinet; the air cooler sends cold air into the power distribution room through the air supply pipeline, so that the temperature of the air around the power distribution cabinet can be adjusted; the air suction pipeline and the air supply pipeline are matched to form a cooling system, so that the heat dissipation efficiency of the power distribution cabinet is improved.

2. The wind direction control device arranged at the outlet of the air supply pipeline can change the wind direction of the air supply pipeline according to the position of the power distribution cabinet, so that the heat dissipation efficiency of the power distribution cabinet is further improved;

3. the protection network that the export of blast pipe set up can prevent that the little animals such as snakemouse in the distribution room from getting into air cooler through blast pipe and causing the damage to it.

Drawings

Fig. 1 is a schematic diagram of the system of the present invention.

Fig. 2 is a schematic structural diagram of the middle protective screening of the present invention.

FIG. 3 is a schematic view of the structure inside the groove on the upper side of the wind direction control device.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 5 is a schematic view of the overall structure of the wind direction control device.

FIG. 6 is a schematic view showing the structure of an adjusting hole of the wind direction control device.

Reference numeral, 1, air cooler, 2, draft pipeline, 3, blast pipe, 4, switch board, 5, electricity distribution room, 6, protection network, 7, wind direction controlling means, 71, frame, 711, baffle, 712, regulation hole, 72, pendulum leaf, 721, axis of rotation, 8, aggregate unit, 81, sprocket, 82, chain, 83, driven gear, 84, adjusting gear.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a low pressure variable frequency control cabinet cooling system, including air cooler 1, be connected to the air suction pipe 2 of the last suction opening of air cooler 1 and be connected to the blast pipe 3 of the air exit on the air cooler 1.

The entry of suction line 2 passes through flange joint in the top of switch board 4, make the radiator fan of switch board 4 top just to suction line 2's entry, steam in the switch board 4 rises, and through the radiator fan of switch board 4 self area and the air exhauster in the air cooler 1 with hot-blast direct pumping to air cooler 1 in, air cooler 1 changes hot-blast to cold wind, send the cold wind to switch board 5 in through supply-air duct 3, switch board 5 does not need other ventilation fans can remain the room temperature in switch board 5 at required temperature throughout, and make indoor cold wind enter into switch board 4 through the air intake of switch board 5 in, form cooling circulation system, the radiating efficiency in the switch board 4 has greatly been improved.

Referring to fig. 2, the protection net 6 is provided at the outlet of the air supply duct 3, and prevents small animals such as snakes and mice in the distribution room 5 from entering the air cooler 1 through the air supply duct 3 and damaging the air cooler 1.

Referring to fig. 3 and 4, the outlet of the air supply duct 3 is provided with an air direction control device 7, which includes an outer frame 71 and a plurality of swing vanes 72 rotatably connected to the outer frame 71. The outlet of the air supply pipeline 3 is arranged in the wall body of the distribution room 5 and communicated to the distribution room 5, the position of a distribution cabinet 4 in the distribution room 5 is too deviated, and when the wind power heat dissipation efficiency is reduced, the blowing direction of cold air can be adjusted through the wind direction control device 7, so that the blowing direction of the cold air is more flexible; the outer frame 71 is fixed on the wall of the power distribution room 5 to form a ventilation window, the swinging blades 72 are longitudinally and rotatably connected between the outer frame 71, the swinging blades 72 face the same direction, cold air can blow to the direction pointed by the swinging blades 72, and the direction of the cold air supply can be controlled through the swinging blades 72.

The long side edges of the plurality of swing blades 72 are provided with rotating shafts 721, two ends of the rotating shafts 721 are respectively and rotatably connected to the upper side edge and the lower side edge of the outer frame 71, and the rotating shafts 721 rotate to drive the swing blades 72 to rotate; the end of the rotating shaft 721 is provided with a linkage 8 including a sprocket 81 provided at the end of the rotating shaft 721 and a chain 82 provided on the sprocket 81. The rotating shafts 721 are arranged in parallel, the chain wheels 81 are welded at the end parts of the rotating shafts 721, the horizontal heights of the chain wheels 81 are the same, when one rotating rod rotates, the chain wheels 81 and the chains 82 can rotate to operate, the chains 82 are arranged on the chain wheels 81, all the chain wheels 81 can be driven to rotate, and therefore all the swinging blades 72 can synchronously rotate at the same time. When the cold air is blown out from the air supply duct 3, the air direction of the cold air can be realized by adjusting the swing angle of the swing vane 72.

The swinging blades 72 rotate by an angle, so that cold air can be blown into the power distribution chamber 5 through gaps between the swinging blades 72, the distance between the rotating shafts 721 is not more than the width between the long sides of the swinging blades 72, the cold air can be supplied strictly according to the rotating direction of the swinging blades 72, and the situation that the part of the cold air is not controlled by the swinging direction of the swinging blades 72 due to the overlarge distance between the swinging blades 72 is avoided.

The upper side edge of the outer frame 71 is provided with a groove, the linkage device 8 is arranged in the groove, and the notch of the groove is provided with a baffle 711, so that on one hand, the groove and the baffle 711 can prevent other impurities from blowing into the groove to cause the chain 82 to be clamped; on the other hand, the side edge of the groove is blocked at the side edge of the linkage device 8, so that the appearance of the connecting part of the outer frame 71 and the swing blade 72 can be improved.

A driven gear 83 is arranged at the upper end part of the rotating shaft 721 close to the side outer frame 71, the driven gear 83 is meshed with the adjusting gear 84, the adjusting gear 84 is rotated, the driven gear 83 is meshed and rotated and drives the connected rotating rod to rotate, all the rotating shafts 721 are rotated through a transmission mechanism, and therefore all the swing blades 72 are synchronously rotated at the same time.

Referring to fig. 5 and 6, the side of the groove is provided with an adjusting hole 712, and the part of the adjusting gear 84 is exposed out of the adjusting hole 712, so that the adjusting gear 84 can be adjusted conveniently without affecting the appearance, and the adjusting gear is simple and convenient.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a low pressure variable frequency control cabinet cooling system which characterized in that: the air cooling system comprises an air cooler (1), an air suction pipeline (2) connected to an upper air suction opening of the air cooler (1) and an air supply pipeline (3) connected to an air outlet of the air cooler (1), wherein an inlet of the air suction pipeline (2) is connected to the air outlet of a power distribution cabinet (4), and an outlet of the air supply pipeline (3) is communicated to a power distribution room (5) where the power distribution cabinet (4) is located.

2. The low-voltage variable-frequency control cabinet cooling system according to claim 1, characterized in that: and a protective net (6) is arranged at the outlet of the air supply pipeline (3).

3. The low-voltage variable-frequency control cabinet cooling system according to claim 2, characterized in that: and a wind direction control device (7) is arranged at the outlet of the air supply pipeline (3).

4. The low-voltage variable-frequency control cabinet cooling system according to claim 3, characterized in that: the wind direction control device (7) comprises an outer frame (71) and a plurality of swing blades (72) rotatably connected to the outer frame (71).

5. The low-voltage variable-frequency control cabinet cooling system according to claim 4, wherein: the upper side edge of the swing blade (72) is provided with a rotating shaft (721), and the end part of the rotating shaft (721) is provided with a linkage device (8).

6. The low-voltage variable-frequency control cabinet cooling system according to claim 5, characterized in that: grooves are formed in the upper side edge and the lower side edge of the outer frame (71), and the linkage device (8) is arranged in the grooves.

7. The low-voltage variable-frequency control cabinet cooling system according to claim 6, characterized in that: the linkage (8) comprises a chain wheel (81) arranged at the end part of the rotating shaft (721) and a chain (82) arranged on the chain wheel (81).

8. The low-voltage variable-frequency control cabinet cooling system according to claim 6, characterized in that: the side of recess has seted up regulation hole (712), the tip of axis of rotation (721) is provided with driven gear (83), driven gear (83) meshing is connected with adjusting gear (84), the part of adjusting gear (84) exposes regulation hole (712).