CN211297481U

CN211297481U - Fresh air system for outdoor communication cabinet

Info

Publication number: CN211297481U
Application number: CN201922207264.5U
Authority: CN
Inventors: 辜浩; 孟钿凯; 赵再兴
Original assignee: Chengdu Hongsi Chuangyue Information Technology Co ltd
Current assignee: Chengdu Hongsi Chuangyue Information Technology Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-08-18
Anticipated expiration: 2029-12-10

Abstract

The utility model belongs to new trend equipment field specifically discloses a better new trend system that is used for outdoor communication rack of cooling dust removal effect. The fresh air system comprises a shell with an air inlet and an air outlet, and also comprises an air inlet mechanism, a flow equalizing mechanism, a dust removal and flow distribution mechanism and an air outlet mechanism which are sequentially arranged in the shell from front to back and are communicated with each other; the dust removal shunting mechanism comprises a dust collecting net and a shunting plate, the dust collecting net is arranged in right correspondence with the air outlet end of the flow equalizing mechanism, the shunting plate is arranged on the rear side face of the dust collecting net, shunting channels are formed between the shunting plate and the inner wall face of the periphery of the shell, and the air outlet ends of the shunting channels are communicated with the air inlet end of the air outlet mechanism. The dust collecting net which is right corresponding to the air outlet end of the flow equalizing mechanism is arranged, so that dust particles can be effectively collected; fresh air accessible reposition of redundant personnel passageway after the dust removal gets into air-out mechanism, when guaranteeing to take away less dust particle, can make the fresh air that satisfies the air cleanliness requirement get into the rack smoothly in, reach better cooling effect.

Description

Fresh air system for outdoor communication cabinet

Technical Field

The utility model belongs to new trend equipment field, concretely relates to new trend system for outdoor communication rack.

Background

At present, the distance between an air inlet and an air outlet in a fresh air system of a traditional intelligent outdoor communication cabinet is short, airflow short circuit is easy to occur, heat cannot be exchanged effectively, the heat accumulates on the upper portion and the rear portion of the cabinet in a large amount, the cabinet is caused to frequently generate high-temperature alarm, and even equipment burns out board cards and other phenomena due to high temperature. Simultaneously, because it mainly adopts be that the penetrating type filtration mode filters, inside the less dust granule of partial volume got into the rack in a large number, seriously polluted equipment operational environment, and the great raise dust of volume, granule can adsorb on the filter screen that air intake department set up and become flocculent, cause whole filter screen to be blockked up by a large scale in the short time, consequently must take periodic replacement and maintain the operation and just can normally work. In combination with the actual use situation on site, the maintenance cost and the time cost of the traditional system are high, and the large-scale application of the traditional system is severely limited.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a better new trend system for outdoor communication rack of cooling dust removal effect.

The utility model provides a technical scheme that its technical problem adopted is: the fresh air system for the outdoor communication cabinet comprises a shell with an air inlet and an air outlet, and further comprises an air inlet mechanism, a flow equalizing mechanism, a dust removal and flow distribution mechanism and an air outlet mechanism which are sequentially arranged in the shell from front to back and are communicated with each other; the air inlet of the air inlet mechanism is communicated with the air inlet of the shell; the dust removal flow distribution mechanism comprises a dust collection net and a flow distribution plate, the dust collection net is arranged in right correspondence to the air outlet end of the flow equalization mechanism, the flow distribution plate is arranged on the rear side face of the dust collection net, a flow distribution channel is formed between the flow distribution plate and the inner wall surface of the periphery of the shell, and the air outlet end of the flow distribution channel is communicated with the air inlet end of the air outlet mechanism; and the air outlet end of the air outlet mechanism is communicated with the air outlet.

Further, the air inlet is arranged at the front part of the bottom surface of the shell, and the air outlet is arranged on the rear side surface of the shell.

Further, the air inlet mechanism comprises a front side plate and a rear cover, wherein the front side plate is obliquely arranged on the upper side of the air inlet, the lower end of the front side plate is positioned on the rear side of the air inlet, the rear cover is arranged on the rear side surface of the front side plate, at least two air inlets are arranged on the front side plate, the air inlets are distributed at left and right intervals, and the rear surface of the front side plate between every two adjacent air inlets is provided with

A shaped front wing plate; the front surface of the rear cover is provided with rear wing plates which are in one-to-one correspondence with the air inlets, and the cross sections of the rear wing plates are in the shape of

The two side wings of the rear wing plate respectively extend into the two front wing plates adjacent to the rear wing plate to form a zigzag air inlet filtering channel; the top of the rear cover is provided with air outlets which correspond to the front wing plates one to one and are communicated with the air inlet filtering channel, and the air outlets are communicated with the air inlet end of the flow equalizing mechanism.

Furthermore, the air inlet mechanism also comprises an air deflector, the air deflector is obliquely arranged, the lower end of the air deflector is connected with the rear surface of the rear cover, and the upper end of the air deflector is higher than the rear cover.

Further, the mechanism that flow equalizes is including connecting last mounting panel and the lower mounting panel on casing top surface and bottom surface respectively to and set up the middle flow equalizing plate between last mounting panel and the lower mounting panel, a plurality of flow equalizing holes have been seted up to the equipartition on the middle flow equalizing plate.

Furthermore, the dust collecting net is arranged on the rear side of the middle flow equalizing plate in a corresponding mode.

Further, the air outlet mechanism comprises an air outlet fan which is arranged opposite to the dust collecting net and is positioned at the rear side of the flow distribution plate.

Further, the air outlet mechanism further comprises a filter screen arranged between the air outlet fan and the flow distribution plate, and the filter screen is located at the air inlet end of the air outlet mechanism.

The utility model has the advantages that: this new trend system does benefit to effectively collecting the dust particle through the dust collecting net that sets up just corresponding with the air-out end that flow equalizes the mechanism, and the new trend accessible flow distribution plate after the dust removal and the casing shunt passage that forms between the internal face all around get into air-out mechanism, when guaranteeing only to take away less dust particle, can make the new trend that satisfies the air cleanliness factor requirement get into the rack smoothly, ensure outside the rack can be replaced rapidly to the inside heat of rack, the cooling effect is better. Have the air inlet mechanism of tortuous filtration passageway that admits air through the setting, do benefit to the great raise dust of effective filtration volume, granule and foreign matter, further improve the dust removal effect of this new trend system to can prevent to be filled up in the dust collecting net short time and block up, improved the life of dust collecting net, effectively reduce the maintenance cost, guarantee the long-term, stable operation of equipment.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

fig. 2 is a schematic view of the expanded structure of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1;

labeled as: the air conditioner comprises a shell 100, an air inlet 101, an air outlet 102, an air inlet mechanism 200, a front side plate 210, an air inlet 211, a front wing plate 212, a rear cover 220, a rear wing plate 221, an air outlet 222, an air inlet filtering channel 230, an air guide plate 240, a flow equalizing mechanism 300, an upper mounting plate 310, a lower mounting plate 320, a middle flow equalizing plate 330, flow equalizing holes 331, a dust removing and flow dividing mechanism 400, a dust collecting net 410, a flow dividing plate 420, a flow dividing channel 430, an air outlet mechanism 500, an air outlet fan 510 and a filter net 520.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1, 2, 3 and 4, the fresh air system for an outdoor communication cabinet includes a housing 100 having an air inlet 101 and an air outlet 102, and further includes an air inlet mechanism 200, a flow equalizing mechanism 300, a dust removal and diversion mechanism 400 and an air outlet mechanism 500, which are sequentially disposed in the housing 100 from front to back and are communicated with each other; the air inlet 211 of the air inlet mechanism 200 is communicated with the air inlet 101 of the shell 100; the dust removal flow distribution mechanism 400 comprises a dust collection net 410 which is arranged right corresponding to the air outlet end of the flow equalization mechanism 300 and a flow distribution plate 420 which is arranged on the rear side surface of the dust collection net 410, a flow distribution channel 430 is formed between the flow distribution plate 420 and the inner wall surface of the periphery of the shell 100, and the air outlet end of the flow distribution channel 430 is communicated with the air inlet end of the air outlet mechanism 500; the air outlet end of the air outlet mechanism 500 is communicated with the air outlet 102.

The air outlet direction of the air supplied by the fresh air system is taken as the rear direction, and by taking the figure 1 as an example, the direction from left to right in the figure 1 is the rear direction; correspondingly, the direction opposite to the rear direction is the front direction, the left-hand direction facing the front direction is the left direction, and the right-hand direction is the right direction.

The fresh air system is provided with the dust removal shunting mechanism 400, and the dust collecting net 410 of the fresh air system is in right correspondence with the air outlet end of the flow equalizing mechanism 300, so that the outdoor fresh air after flow equalization can directly impact the dust collecting net 410 to effectively collect dust particles in the fresh air; meanwhile, the fresh air after dust removal needs to bypass the flow distribution plate 420 and enter the air outlet mechanism 500 through the flow distribution channel 430 formed between the flow distribution plate 420 and the inner wall surface of the periphery of the shell 100, so that dust is prevented from being taken away, the dust removal effect is ensured, the fresh air meeting the requirement of air cleanliness can smoothly enter the cabinet, the heat inside the cabinet can be rapidly replaced outside the cabinet, and a good cooling effect is achieved.

Wherein the dust collecting net 410 generally has a plurality of dust collecting holes therein, which are generally made of a net plate having a certain thickness; the dust collecting net 410 may be installed and fixed in various ways, and for convenience of maintenance and replacement, the dust collecting net 410 is usually detachably installed in the housing 100; the dust collecting net 410 may be detachably disposed in various ways, such as: embedding arrangement, buckle connection, connecting piece connection, bonding and the like; in order to facilitate the attachment and detachment of the dust collecting net 410, a removal opening is usually formed in the housing 100 corresponding to the dust collecting net 410, and an opening sealing cover is provided in the removal opening. The diversion plate 420 is mainly used for blocking the fresh air passing through the dust collecting net 410 to be diverted, so that the fresh air is prevented from carrying away excessive dust; the diverter plate 420 is typically made of a closed, unitary plate.

Specifically, as shown in fig. 1 and 2, the air inlet 101 is disposed at the front of the bottom surface of the casing 100, and the air outlet 102 is disposed at the rear side surface of the casing 100.

In order to further improve the dust removing effect, as shown in fig. 1, fig. 2 and fig. 3, the air intake mechanism 200 includes a front side plate 210 obliquely disposed on the upper side of the air inlet 101 and having a lower end located on the rear side of the air inlet 101, and a rear cover 220 disposed on the rear side of the front side plate 210, at least two air inlets 211 are disposed on the front side plate 210, the air inlets are spaced from each other, and a cross section of the rear surface of the front side plate 210 between two adjacent air inlets 211 is disposed on the rear surface of the front side

A shaped front wing panel 212; the front surface of the rear cover 220 is provided with rear wing plates 221 corresponding to the air inlets 211 one by one, and the cross sections of the rear wing plates 221 are shaped as

The two side wings of the rear wing panel 221 extend into the two adjacent front wing panels 212 respectively to form a zigzag air inlet filtering channel 230; the top of the rear cover 220 is provided with air outlets 222 which correspond to the front wing plates 212 one to one and are communicated with the air inlet filtering channel 230, and the air outlets 222 are communicated with the air inlet end of the flow equalizing mechanism 300. The front wing plate 212 and the rear wing plate 221 are partially nested to form the zigzag air inlet filtering channel 230, so that large-volume raised dust, particles and foreign matters in fresh air can be effectively filtered and removed by utilizing the flowability difference between air and pollutants; i.e., the mass of contaminants is greater than that of air, and the flow in the inlet filter passage 230 is poor, and the contaminants will collide with the front wing panel 212 and the rear wing panel 221 and dissipate energy, and thus be filtered out. The dust particles with smaller volume only remain in the fresh air after being filtered by the air inlet mechanism 200, so that the dust collecting net 410 can be prevented from being used for a short timeThe inner part is filled with the blockage, so that the maintenance-free service life of the dust collecting net 410 can reach more than 2 years, the maintenance cost is effectively reduced, and the long-term and stable operation of the equipment is ensured.

On the basis, in order to avoid the short circuit of the airflow caused by the formation of the turbulent flow, as shown in fig. 1 and fig. 2, the air intake mechanism 200 further includes an air deflector 240, the air deflector 240 is disposed obliquely, and the lower end of the air deflector 240 is connected to the rear surface of the rear cover 220, and the upper end of the air deflector is higher than the rear cover 220.

In order to reduce the air resistance and achieve better air intake effect, the angle between the front plate 210 and the front side of the housing 100 is preferably kept at about 30 °.

The flow equalizing mechanism 300 is mainly used for equalizing the flow of the dust particles with small volume in the fresh air before removing the dust particles with small volume in the fresh air so as to improve the dust removing effect of the dust collecting net 410; the flow equalization mechanism 300 may be various, such as: the flow equalizing device is composed of at least two flow equalizing plates which are distributed at intervals, and flow equalizing parts on two adjacent flow equalizing plates are distributed in a staggered manner; another example is: the flow-equalizing device is composed of three flow-equalizing plates which are distributed at intervals, wherein flow-equalizing parts on the first flow-equalizing plate are vertically distributed, flow-equalizing parts on the second flow-equalizing plate are transversely distributed, and flow-equalizing parts on the third flow-equalizing plate are uniformly distributed.

For convenience of installation and adaptation to the dust removal and diversion mechanism 400, preferably, as shown in fig. 1, 2 and 3, the flow equalizing mechanism 300 includes an upper mounting plate 310 and a lower mounting plate 320 respectively connected to the top surface and the bottom surface of the housing 100, and a middle flow equalizing plate 330 disposed between the upper mounting plate 310 and the lower mounting plate 320, and a plurality of flow equalizing holes 331 are uniformly distributed on the middle flow equalizing plate 330; the dust collecting net 410 is correspondingly arranged at the rear side of the middle flow equalizing plate 330.

Air-out mechanism 500 mainly used gets into the rack smoothly with the new trend that satisfies the air cleanliness requirement, and it can be multiple structure, for example: air supply pipeline, fan, air supply channel with cooling equipment, etc.

Specifically, as shown in fig. 1, fig. 2 and fig. 3, the air outlet mechanism 500 includes an air outlet fan 510 disposed opposite to the dust collecting net 410 and behind the splitter plate 420.

In order to further remove dust, as shown in fig. 1, fig. 2 and fig. 3, the air outlet mechanism 500 further includes a filter screen 520 disposed between the air outlet fan 510 and the flow dividing plate 420, and the filter screen 520 is located at an air inlet end of the air outlet mechanism 500. The filter screen 520 can be disposed as required, and the filter screen 520 is usually detachably disposed at the air inlet end of the air outlet mechanism 500 for maintenance and replacement.

Claims

1. A new trend system for outdoor communication rack, including casing (100) that has air inlet (101) and gas outlet (102), its characterized in that: the dust removal and air distribution device also comprises an air inlet mechanism (200), a flow equalizing mechanism (300), a dust removal and flow distribution mechanism (400) and an air outlet mechanism (500) which are sequentially arranged in the shell (100) from front to back and are communicated with each other; an air inlet (211) of the air inlet mechanism (200) is communicated with an air inlet (101) of the shell (100); the dust removal flow distribution mechanism (400) comprises a dust collection net (410) which is arranged right corresponding to the air outlet end of the flow equalization mechanism (300) and a flow distribution plate (420) which is arranged on the rear side surface of the dust collection net (410), a flow distribution channel (430) is formed between the flow distribution plate (420) and the inner wall surface of the periphery of the shell (100), and the air outlet end of the flow distribution channel (430) is communicated with the air inlet end of the air outlet mechanism (500); and the air outlet end of the air outlet mechanism (500) is communicated with the air outlet (102).

2. The fresh air system for an outdoor communication cabinet of claim 1, wherein: the air inlet (101) is arranged at the front part of the bottom surface of the shell (100), and the air outlet (102) is arranged on the rear side surface of the shell (100).

3. The fresh air system for an outdoor communication cabinet of claim 2, wherein: air inlet mechanism (200) are including slope setting at air inlet (101) upside and front side board (210) that the lower extreme is located air inlet (101) rear side and set up back shroud (220) on front side board (210) trailing flank, interval distribution's air intake (211) about at least two are seted up on front side board (210), are equipped with on front side board (210) rear surface between two adjacent air intakes (211) and personally submit

A shaped front wing panel (212); the front surface of the rear cover (220) is provided with rear wing plates (221) which are in one-to-one correspondence with the air inlets (211), and the cross sections of the rear wing plates (221) are in the shape of a cross section

Two side wings of the rear wing plate (221) respectively extend into two adjacent front wing plates (212) to form a zigzag air inlet filtering channel (230); the top of the rear cover (220) is provided with air outlets (222) which correspond to the front wing plates (212) one by one and are communicated with the air inlet filtering channel (230), and the air outlets (222) are communicated with the air inlet end of the flow equalizing mechanism (300).

4. The fresh air system for an outdoor communication cabinet of claim 3, wherein: the air inlet mechanism (200) further comprises an air deflector (240), the air deflector (240) is obliquely arranged, the lower end of the air deflector is connected with the rear surface of the rear cover (220), and the upper end of the air deflector is higher than the rear cover (220).

5. The fresh air system for an outdoor communication cabinet of claim 1, wherein: the flow equalizing mechanism (300) comprises an upper mounting plate (310) and a lower mounting plate (320) which are respectively connected to the top surface and the bottom surface of the shell (100), and a middle flow equalizing plate (330) which is arranged between the upper mounting plate (310) and the lower mounting plate (320), wherein a plurality of flow equalizing holes (331) are uniformly formed in the middle flow equalizing plate (330).

6. The fresh air system for an outdoor communication cabinet of claim 5, wherein: the dust collecting net (410) is arranged on the rear side of the middle flow equalizing plate (330) in a corresponding mode.

7. A fresh air system for an outdoor communication cabinet according to claim 1, 2, 3, 4, 5 or 6, wherein: the air outlet mechanism (500) comprises an air outlet fan (510) which is arranged opposite to the dust collecting net (410) and is positioned at the rear side of the flow distribution plate (420).

8. The fresh air system for an outdoor communication cabinet of claim 7, wherein: air-out mechanism (500) still is including setting up filter screen (520) between air-out fan (510) and flow distribution plate (420), filter screen (520) are in air inlet end of air-out mechanism (500).