CN218828694U - Heat dissipation and noise reduction device for distribution box - Google Patents

Abstract

The utility model discloses a device of making an uproar falls in block terminal heat dissipation, including block terminal body, two sets of sound absorbing cover. The utility model discloses, adopt the heat dissipation fan of low noise as the inside radiating fan of block terminal body, the cooperation baffle is at the inside heat dissipation channel that forms of block terminal body, the radiating effect is good, fan noise at work is low, first interlayer, the second interlayer can avoid the noise that fan work produced to transmit the switch board body, set up S type wind channel inside the sound-absorbing block, and bond the porous sound-absorbing sponge of self-adhesion in wind channel inside wall, the air current leads to still unobstructed when the air inlet perhaps airs exhaust, the ventilation cooling effect has been ensured, but when the inside noise that produces of switch board passes through the outside transmission of air, inside the crooked passageway of being shielded and fully absorbed by the porous sound-absorbing sponge of self-adhesion in S type wind channel, greatly reduced the noise pass through the air inlet window, the outside condition of transmitting of air discharge window.

Description

Heat dissipation and noise reduction device for distribution box

Technical Field

The utility model relates to a block terminal technical field especially relates to a device of making an uproar falls in block terminal heat dissipation.

Background

Inside switchgear that is provided with of block terminal, measuring instrument equipment, protection electrical equipment and auxiliary assembly etc, there is the phenomenon that generates heat in each equipment in the use, generally adopt radiator fan to dispel the heat to block terminal inside, but there is the noise of certain degree in radiator fan operation and the operation of individual equipment, common solution is to set up soundproof cotton between each equipment and block terminal inboard back wall installation face, the noise of avoiding each equipment to produce transmits to the block terminal box on, but radiator fan noise of operation does not do the processing, and the air circulates from the business turn over wind gap during the heat dissipation, the noise spreads from the business turn over wind gap equally, need improve to this problem of block terminal.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the block terminal heat dissipation that provides falls device of making an uproar.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a device of making an uproar falls in block terminal heat dissipation, includes block terminal body, two sets of sound-absorbing hoods, be provided with the heat dissipation between block terminal body and the two sets of sound-absorbing hoods and fall the structure of making an uproar, the heat dissipation falls the structure of making an uproar and includes: the distribution box comprises an air exhaust window and an air inlet window, wherein the air exhaust window and the air inlet window are sequentially and fixedly connected to the side wall of a distribution box body from top to bottom, and both the air exhaust window and the air inlet window penetrate through the side wall of the distribution box body; the two groups of first interlayer are arranged on the inner side wall of the distribution box body and respectively correspond to the air exhaust window and the air inlet window inside and outside, and the two groups of sound absorption covers are respectively arranged on one sides of the two groups of first interlayer facing the inside of the distribution box body; the two groups of filter net racks are respectively arranged on the inner side walls of the two groups of sound-absorbing covers and positioned at one side close to the first interlayer, and a filter net is bonded to one side of the filter net rack, which is far away from the first interlayer; the sound absorption block is arranged on the inner side wall of the sound absorption cover and is positioned on one side, away from the first interlayer, of the filter screen frame, the sound absorption block is composed of a plurality of groups of sound absorption plates distributed front and back, and an air channel is arranged on the inner side wall of the sound absorption block; the sound absorption layer is bonded on the inner side wall of the air duct; the two groups of second interlayer are respectively and fixedly connected to one sides of the two groups of sound absorption covers facing the interior of the distribution box body; the two groups of fans are clamped on one sides of the two groups of second interlayers far away from the sound absorption cover through clamping structures, one group of wind directions corresponding to the inside and the outside of the air inlet window in the two groups of fans are used for air inlet, and the other group of the two groups of fans are used for air exhaust; the baffle, baffle fixed connection just set up with air inlet window, exhaust window homonymy at block terminal body inside wall, the baffle is located between air inlet window, the exhaust window.

As a further description of the above technical solution:

the air duct is S-shaped in front view section, two ends of the S-shaped air duct are respectively communicated with the left side wall and the right side wall of the sound absorption block, and the air duct is arranged between one side, opposite to two adjacent sound absorption plates, of the multiple groups of sound absorption plates.

As a further description of the above technical solution:

the sound absorbing layer is self-adhesive porous sound absorbing sponge.

As a further description of the above technical solution:

and the two groups of fans are low-noise axial flow heat dissipation fans.

As a further description of the above technical solution:

the clamping structure comprises a convex ring and a clamping groove, the convex ring is arranged on one side of the fan facing the second interlayer, the clamping groove is arranged on the inner side wall of the second interlayer, the outer wall of the convex ring is matched with the inner side wall of the clamping groove in size, and the fan is clamped with the second interlayer through the convex ring, the clamping groove and the second interlayer.

As a further description of the above technical solution:

and the first interlayer and the second interlayer in two groups are both soft rubber plates.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this device of making an uproar falls in block terminal heat dissipation, the inside radiating fan of block terminal body is regarded as to the heat dissipation fan that adopts the low noise, the cooperation baffle is at the inside heat dissipation passageway that forms of block terminal body, room temperature air is inhaled from the lower part, the hot-air is got rid of from upper portion, the radiating effect is good, fan noise at work is low, the rethread adopts the first interlayer that soft rubber plate made, the second interlayer, the noise of avoiding fan work to produce is transmitted to the switch board body on, thereby avoid the switch board body to produce resonance and increase the noise.

2. Compared with the prior art, this device of making an uproar falls in block terminal heat dissipation, inhale the inside S type wind channel that sets up of sound piece, and inhale the porous sound sponge of self-adhesion at the wind channel inside wall bonding, the air circulation is still unobstructed when air inlet or air exhaust, the ventilation cooling effect has been ensured, but when the inside noise that produces of switch board passes through the outside transmission of air, shield and fully absorb by the porous sound sponge of inhaling of self-adhesion in the inside crooked passageway of S type wind channel, greatly reduced the noise pass through the air inlet window, the outside condition of transmitting of exhaust window.

Drawings

Fig. 1 is a schematic view of an overall structure of a heat dissipation and noise reduction device for a distribution box according to the present invention;

fig. 2 is a schematic view of an internal structure of a power distribution cabinet body of a heat dissipation and noise reduction device of a power distribution cabinet according to the present invention;

fig. 3 is a partial cross-sectional view of the internal structure of the air inlet window and the sound absorbing cover of the heat dissipation and noise reduction device for the distribution box of the present invention;

fig. 4 is a schematic structural view of a fan of a heat dissipation and noise reduction device for a distribution box according to the present invention;

fig. 5 is a schematic cross-sectional view of a second interlayer of the heat dissipation and noise reduction device for a distribution box according to the present invention;

fig. 6 is the utility model provides a block terminal heat dissipation falls sound absorbing cover inner structure of device of making an uproar and overlooks the section-view.

Illustration of the drawings:

1. a distribution box body; 2. an air inlet window; 3. an air exhaust window; 4. a partition plate; 5. a sound absorbing cover; 6. a second barrier layer; 7. a fan; 8. a first barrier layer; 9. a filter screen frame; 10. a sound-absorbing panel; 11. an air duct; 12. a sound absorbing layer; 13. a convex ring; 14. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, the utility model provides a pair of device of making an uproar falls in block terminal heat dissipation: including block terminal body 1, two sets of sound absorbing cover 5, be provided with the heat dissipation between block terminal body 1 and two sets of sound absorbing cover 5 and fall the structure of making an uproar, the heat dissipation falls the structure of making an uproar and includes: the air conditioner comprises an exhaust window 3, an air inlet window 2, two groups of first interlayers 8 for isolating mechanical vibration, two groups of filter net racks 9, a sound absorption block, a sound absorption layer 12, two groups of second interlayers 6, two groups of fans 7 and a partition plate 4;

the exhaust window 3 and the air inlet window 2 are sequentially and fixedly connected to the side wall of the distribution box body 1 from top to bottom, the exhaust window 3 and the air inlet window 2 both penetrate through the side wall of the distribution box body 1, the partition plate 4 is fixedly connected to the inner side wall of the distribution box body 1 and arranged at the same side as the air inlet window 2 and the exhaust window 3, the partition plate 4 is positioned between the air inlet window 2 and the exhaust window 3, and the interior of the distribution box body 1 is divided into an upper part and a lower part through the partition plate 4, so that the problem of poor internal heat dissipation caused by the fact that room-temperature air entering from the air inlet window 2 is directly discharged from the exhaust window 3 is solved, and the heat dissipation effect is good;

the two groups of first interlayers 8 are arranged on the inner side wall of the distribution box body 1 and respectively correspond to the exhaust window 3 and the air inlet window 2 inside and outside, the two groups of sound absorption covers 5 are respectively arranged on one sides of the two groups of first interlayers 8 facing the inside of the distribution box body 1, the two groups of second interlayers 6 are respectively and fixedly connected to one sides of the two groups of sound absorption covers 5 facing the inside of the distribution box body 1, the two groups of first interlayers 8 and the two groups of second interlayers 6 are soft rubber plates, and noise generated when the fan 7 works can be prevented from being transmitted to the distribution box body 1 through the first interlayers 8 and the second interlayers 6 which are made of the soft rubber plates;

the two groups of filter net racks 9 are respectively arranged on the inner side walls of the two groups of sound absorption covers 5 and positioned on one side close to the first interlayer 8, a filter net is bonded on one side, far away from the first interlayer 8, of each filter net rack 9, air is filtered through the filter net, and dust is prevented from entering the distribution box body 1;

the sound absorption block is arranged on the inner side wall of the sound absorption cover 5 and located on one side, far away from the first interlayer 8, of the filter screen frame 9, the sound absorption block is composed of a plurality of sound absorption plates 10 distributed front and back, an air channel 11 is arranged on the inner side wall of the sound absorption block, the front section of the air channel 11 is S-shaped, two ends of the S-shaped air channel 11 are respectively communicated with the left side wall and the right side wall of the sound absorption block, the air channel 11 is arranged between one sides, opposite to two adjacent sound absorption plates 10, of the plurality of sound absorption plates 10, the S-shaped air channel 11 prolongs the time of air intake and air exhaust through the sound absorption block, but can still ensure the smoothness of air intake and air exhaust, and ensure the heat dissipation effect;

the sound absorption layer 12 is bonded on the inner side wall of the air duct 11, the sound absorption layer 12 is self-adhesive porous sound absorption sponge, when air enters and exhausts through the air duct 11, noise transmitted along with the air entering and exhausting is shielded by the S-shaped air duct 11 to avoid direct outward transmission, and meanwhile, sound absorption and noise reduction are fully performed through the sound absorption layer 12.

Two sets of fans 7 keep away from one side of sound absorbing cover 5 at two sets of second interlayer 6 through joint structure joint, a set of wind direction that corresponds is the air inlet in two sets of fans 7 with the interior and exterior of air inlet window 2, another group is for airing exhaust in two sets of fans 7, two sets of fans 7 are low noise axial compressor heat dissipation fan, the joint structure includes bulge loop 13, draw-in groove 14, bulge loop 13 sets up in one side of fan 7 towards second interlayer 6, draw-in groove 14 sets up at second interlayer 6 inside wall, bulge loop 13 outer wall and draw-in groove 14 inside wall size coincide, fan 7 passes through bulge loop 13, draw-in groove 14 and second interlayer 6 joint, second interlayer 6 itself is softer, cooperation joint structure makes fan 7 dismouting very convenient, low noise axial compressor heat dissipation fan itself during operation noise is just than lower.

The working principle is as follows: divide block terminal body 1 inside through baffle 4 and be two upper and lower parts, thereby avoided the problem of the inside bad heat dissipation that room temperature air that gets into from air inlet window 2 directly discharges from air exhaust window 3 and cause, the radiating effect is good, first interlayer 8 made through soft rubber slab, second interlayer 6, can avoid the noise that fan 7 during operation produced to block terminal body 1 transmission, filter the air through the filter screen, avoid the dust to get into inside block terminal body 1, S type wind channel 11 has prolonged into, it passes through the time of inhaling the sound piece to air exhaust, but still can guarantee the unobstructed of air inlet and air exhaust, ensure the radiating effect, advance, it passes through wind channel 11 to air exhaust, follow into, the noise of the transmission of airing exhaust is shielded by S type wind channel 11 and avoids direct outside transmission, simultaneously fully inhale the sound through sound absorbing layer 12 and fall and make an uproar, second interlayer 6 itself is softer, cooperation joint structure makes fan 7 dismouting very convenient, low noise axial flow radiator fan itself during operation noise is just lower.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a device of making an uproar falls in block terminal heat dissipation, includes block terminal body (1), two sets of sound absorbing cover (5), its characterized in that: be provided with the heat dissipation between block terminal body (1) and two sets of sound absorbing cover (5) and fall the structure of making an uproar, the heat dissipation falls the structure of making an uproar and includes:

the air exhaust window (3) and the air inlet window (2) are sequentially and fixedly connected to the side wall of the distribution box body (1) from top to bottom, and the air exhaust window (3) and the air inlet window (2) penetrate through the side wall of the distribution box body (1);

the two groups of first interlayer (8) are used for isolating mechanical vibration, the two groups of first interlayer (8) are arranged on the inner side wall of the distribution box body (1) and respectively correspond to the air exhaust window (3) and the air inlet window (2) inside and outside, and the two groups of sound absorption covers (5) are respectively arranged on one side, facing the inside of the distribution box body (1), of the two groups of first interlayer (8);

the two groups of filter net racks (9) are respectively arranged on the inner side walls of the two groups of sound absorption covers (5) and positioned at one side close to the first interlayer (8), and a filter screen is bonded at one side, far away from the first interlayer (8), of each filter net rack (9);

the sound absorption block is arranged on the inner side wall of the sound absorption cover (5) and is positioned on one side, away from the first interlayer (8), of the filter screen frame (9), the sound absorption block is composed of a plurality of groups of sound absorption plates (10) distributed in the front and back direction, and an air channel (11) is arranged on the inner side wall of the sound absorption block;

the sound absorption layer (12), the sound absorption layer (12) is adhered to the inner side wall of the air duct (11);

the two groups of second interlayer (6) are respectively and fixedly connected to one side of the two groups of sound absorption covers (5) facing the inside of the distribution box body (1);

the two groups of fans (7) are clamped on one sides, far away from the sound absorption cover (5), of the two groups of second interlayers (6) through clamping structures, one group of wind directions, corresponding to the inside and the outside of the air inlet window (2), of the two groups of fans (7) is used for air inlet, and the other group of fans (7) is used for air exhaust;

baffle (4), baffle (4) fixed connection just set up with air inlet window (2), air outlet window (3) homonymy at block terminal body (1) inside wall, baffle (4) are located between air inlet window (2), air outlet window (3).

2. The heat dissipation and noise reduction device for the distribution box of claim 1, wherein: the section is for the S type in wind channel (11) orthographic view, the both ends in S type wind channel (11) link up with inhaling sound piece left and right sides wall respectively, wind channel (11) set up in multiunit abatvoix (10) between the relative one side of adjacent two abatvoix (10).

3. The heat dissipation and noise reduction device for the distribution box according to claim 1, wherein: the sound absorption layer (12) is self-adhesive porous sound absorption sponge.

4. The heat dissipation and noise reduction device for the distribution box of claim 1, wherein: and the two groups of fans (7) are low-noise axial flow heat dissipation fans.

5. The heat dissipation and noise reduction device for the distribution box according to claim 1, wherein: the clamping structure comprises a convex ring (13) and a clamping groove (14), wherein the convex ring (13) is arranged on one side of the fan (7) facing the second interlayer (6), the clamping groove (14) is arranged on the inner side wall of the second interlayer (6), the outer wall of the convex ring (13) is matched with the inner side wall of the clamping groove (14) in size, and the fan (7) is clamped with the second interlayer (6) through the convex ring (13), the clamping groove (14).

6. The heat dissipation and noise reduction device for the distribution box according to claim 1, wherein: the first interlayer (8) and the second interlayer (6) in the two groups are both soft rubber plates.

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