CN218763732U

CN218763732U - Cold beam

Info

Publication number: CN218763732U
Application number: CN202223099690.XU
Authority: CN
Inventors: 许友军; 程俊宝
Original assignee: Shanghai Xiaoju Industrial Co ltd
Current assignee: Shanghai Xiaoju Industrial Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-03-28
Anticipated expiration: 2032-11-22

Abstract

The utility model provides a chilled beam, including the chilled beam body, the inside of chilled beam body is provided with the baffle, the baffle separates out silence room and mixing chamber at the inside of chilled beam body, the inside of mixing chamber is the slope and is provided with heat transfer coil, heat transfer coil's lower extreme supports the inside of leaning on the water storage dish of installing on the mixing chamber inner bottom surface, heat transfer coil's upper end and baffle support and lean on, both sides all are equipped with the nozzle about the baffle. The utility model discloses in the structure, place heat exchange coil slope, and set up the nozzle in heat exchange coil's upper and lower both sides, the upper and lower both sides nozzle forms two negative pressure regions in heat exchange coil's upper and lower both sides altogether, except can inducing indoor wind to enter the mixing chamber inside, can also induce mixed wind to pass heat exchange coil and carry out the heat transfer, and send to indoorly through the air outlet after the heat transfer, solved because of heat exchange coil hinders the problem that leads to the air output little, increase heat exchange efficiency simultaneously, improve the refrigerating output of chilled beam, and then reduce the use consumption of chilled beam.

Description

Cold beam

Technical Field

The utility model belongs to the technical field of the packing, in particular to chilled beam.

Background

There are two main types of existing domestic central air-conditioning systems: the variable refrigerant flow multi-connected air conditioning system (multi-connected air conditioner for short) and the air source heat pump two-combined supply system have the advantages that the tail ends of the two systems are both fan coil pipes with fan motors, the tail ends of the two systems in the market are both fan coil pipes with fan motors, the defects of strong blowing sense, high noise, no fresh air, troublesome maintenance and high cost are overcome, a traditional cold Liang Budai water collecting disc needs to be controlled by a dew point detector, once the system is out of control, condensed water can be generated to damage a suspended ceiling, and the tail ends are configured in a large number due to high water supply temperature and small refrigerating capacity, so that the manufacturing cost is very high.

The prior patent (application number is CN 202121509322.0) discloses a chilled beam with a condensed water tray, although the comfort problem existing in the traditional household central air conditioner in the prior art is solved, the air conditioning system is more healthy, comfortable and humanized, the initial investment is reduced as much as possible, but the problem that the air supply is blocked and the induced air volume is low due to the fact that the heat exchange coil is arranged is also existed, therefore, in order to increase the comfort level, the higher primary air intake is needed, the power consumption of the chilled beam is increased, and the problem that the condensed water on the heat exchange coil is taken out from an air outlet is easy to occur.

How to design a chilled beam and how to further reduce the cooling of Liang Gonghao becomes a problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention provides a chilled beam for solving the problem of large power consumption of the chilled beam in the prior art.

In order to achieve the purpose, the utility model provides a chilled beam, which comprises a chilled beam body, wherein a partition plate is arranged inside the chilled beam body, the partition plate is separated into a silencing chamber and a mixing chamber inside the chilled beam body, a heat exchange coil is obliquely arranged inside the mixing chamber, the lower end of the heat exchange coil is abutted against the inside of a water storage disc arranged on the inner bottom surface of the mixing chamber, the upper end of the heat exchange coil is abutted against the partition plate, and nozzles are arranged on the partition plate and correspond to the upper end and the lower end of the heat exchange coil;

a primary air inlet is formed in the cold beam body corresponding to the mute chamber;

an air outlet and an air return inlet are formed in the cold beam body and correspond to the mixing chamber, and the air outlet and the air return inlet are located on two sides of the heat exchange coil.

By adopting the technical scheme: the nozzle arranged on the lower side of the partition board can form negative pressure on the lower side of the heat exchange coil pipe, so that air in the inducing chamber enters the mixing chamber from the air return port, the nozzle arranged on the upper side of the partition board can form negative pressure on the upper side of the heat exchange coil pipe, so that air mixed by primary air sprayed out of the nozzle arranged on the lower side of the partition board and the induced return air is induced to pass through the heat exchange coil pipe for heat exchange, and the air is sent to the inside of the chamber from the air outlet under the action of the primary air sprayed out of the nozzle arranged on the upper side of the partition board; the nozzles are arranged on the upper side and the lower side of the heat exchange coil for air induction twice, so that the problem of small air outlet amount caused by the obstruction of the heat exchange coil is solved, and the heat exchange efficiency is increased, so that the refrigerating capacity of the chilled beam is improved, and the use power consumption of the chilled beam is reduced; set up the heat exchange coil of slope, the comdenstion water that produces on the heat exchange coil can be collected along the inside that heat exchange coil got into to the water storage tray under the effect of self gravity and upper and lower both sides nozzle, can not appear entering to indoor problem along with cold wind.

In an embodiment of the present invention, a flow dispersing plate is disposed inside the mute chamber, and the flow dispersing plate is located between the primary air inlet and the partition plate;

by adopting the technical scheme: the uniformity of the air quantity entering the inside of each nozzle is increased by arranging the flow dispersing plate, so that the uniformity of the subsequent air discharged from the air outlet is increased, and the comfort of air outlet is ensured.

In an embodiment of the present invention, the inner wall of the mute chamber is paved with sound-absorbing cotton;

by adopting the technical scheme: noise is reduced by arranging sound absorption cotton, and silent air supply is realized.

In an embodiment of the present invention, the partition board is a zigzag board, and an upper board body of the partition board protrudes toward one side of the mixing chamber;

by adopting the technical scheme: through setting up the baffle into Z style of calligraphy board increase the space size that forms between baffle downside and the heat transfer coil, ensure that induced return air can accomplish smoothly.

In an embodiment of the present invention, a placing groove adapted to the bottom end of the water storage tray is formed on the inner bottom wall of the mixing chamber, and the water storage tray is placed inside the placing groove;

by adopting the technical scheme: realize dismantling of water storage dish, the later stage of being convenient for is maintained.

In an embodiment of the present invention, the air outlet is located right in front of the nozzle;

by adopting the technical scheme: ensure that the primary air sprayed out from the nozzle can induce the mixed air to be sent into the room from the air outlet.

In an embodiment of the present invention, the air return opening is located below the front end of the nozzle disposed at the lower side of the partition plate.

By adopting the technical scheme: the primary air sprayed by the nozzle arranged at the lower side of the partition board can induce the air in the chamber to enter the mixing chamber from the air return opening.

Advantageous effects

In the structure of the utility model, the heat exchange coil is obliquely arranged, the nozzles are arranged on the upper side and the lower side of the heat exchange coil, the nozzles on the upper side and the lower side form two negative pressure areas on the upper side and the lower side of the heat exchange coil, and can induce indoor air to enter the mixing chamber, induce mixed air to pass through the heat exchange coil for heat exchange, and send the mixed air to the room through the air outlet after heat exchange, thereby solving the problem of small air output caused by the obstruction of the heat exchange coil, simultaneously increasing the heat exchange efficiency, improving the refrigerating capacity of the chilled beam and further reducing the use power consumption of the chilled beam; the nozzles on the upper side and the lower side of the heat exchange coil can assist condensed water generated on the heat exchange coil to enter the water storage tray for collection, and meanwhile, the problem that the condensed water enters the room from the air outlet along with mixed air is avoided; the popularization and the application have good economic benefit and social benefit.

Drawings

Fig. 1 is a side sectional view of the present invention.

Fig. 2 is a top view of the present invention.

In the figure: 1. a cold beam body; 2. a partition plate; 3. a mute chamber; 4. a mixing chamber; 5. a primary air inlet; 6. a flow dispersing plate; 7. a first nozzle; 8. a second nozzle; 9. a water storage tray; 10. a heat exchange coil; 11. an air outlet; 12. sound-absorbing cotton; 13. and a return air inlet.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1-2. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

As shown in fig. 1-2, the utility model provides a chilled beam, which comprises a chilled beam body 1, wherein a partition plate 2 is arranged inside the chilled beam body 1, the partition plate 2 is separated into a silencing chamber 3 and a mixing chamber 4 in the chilled beam body 1, and a primary air inlet 5 is arranged on the chilled beam body 1 corresponding to the silencing chamber 3; an air outlet 11 and an air return port 13 are formed in the cold beam body 1 corresponding to the mixing chamber 4; a heat exchange coil 10 is obliquely arranged between an air outlet 11 and an air return inlet 13 in the mixing chamber 4, the lower end of the heat exchange coil 10 is abutted against the inside of a water storage disc 9 arranged on the inner bottom surface of the mixing chamber 4, the upper end of the heat exchange coil 10 is abutted against a partition plate 2, and nozzles 7 are arranged on the partition plate 2 and correspond to the upper side and the lower side of the upper end of the heat exchange coil 10; the nozzle 7 arranged on the lower side of the partition board 2 can form negative pressure on the lower side of the heat exchange coil pipe 10, so that air in a room is induced to enter the mixing chamber 4 from the air return opening 13, the nozzle 7 arranged on the upper side of the partition board 2 can form negative pressure on the upper side of the heat exchange coil pipe 10, and air mixed by primary air sprayed out of the nozzle 7 arranged on the lower side of the partition board 2 and induced return air is induced to pass through the heat exchange coil pipe 10 for heat exchange, and is sent to the room from the air outlet 11 under the action of the primary air sprayed out of the nozzle 7 arranged on the upper side of the partition board 2;

the upper side and the lower side of the heat exchange coil 10 are provided with the nozzles 7 for air induction twice, so that the problem of small air output caused by the obstruction of the heat exchange coil 10 is solved, and the heat exchange efficiency is increased, so that the refrigerating capacity of the chilled beam is improved, and the use power consumption of the chilled beam is reduced; set up the heat exchange coil 10 of slope, the comdenstion water that produces on the heat exchange coil 10 can be collected along the inside that heat exchange coil 10 got into to water storage tray 9 under the effect of self gravity and upper and lower both sides nozzle 7, can not appear entering to indoor problem along with cold wind.

A flow dispersing plate 6 is arranged between the partition plate 2 and the primary air inlet 5 in the mute chamber 3, and the flow dispersing plate 6 is arranged to increase the uniformity of the air quantity entering each nozzle 7, so that the uniformity of the subsequent air discharged from the air outlet 11 is increased, and the comfort of air outlet is ensured; the inner wall of the mute room 3 is paved with sound-absorbing cotton 12, and the sound-absorbing cotton 12 is arranged to reduce noise and realize mute air supply.

In specific implementation, the processed primary air is sent to a primary air inlet 5 of the chilled beam under the conditions of constant air volume and relatively low static pressure, then sent into the mixing chamber 4 through an upper nozzle 7 and a lower nozzle 7 in the chilled beam, according to the venturi effect, the high-speed airflow passing through the lower nozzle 7 generates a negative pressure area at the lower side in the mixing chamber 4, so that the indoor air is induced to enter the mixing chamber 4 to be mixed with the primary air sprayed by the lower nozzle 7, the high-speed airflow passing through the upper nozzle 7 generates a negative pressure area at the upper side in the mixing chamber 4, so that the mixed air is induced to pass through the heat exchange coil 10, the mixed air after heat exchange by the heat exchange coil 10 is mixed with the primary air sprayed by the upper nozzle 7 again, and finally the mixed air is sent into a room through an air outlet 11, and the cold Liang Songfeng is completed.

To sum up, the utility model provides a chilled beam, place heat exchange coil 10 slope, and set up nozzle 7 in heat exchange coil 10's upper and lower both sides, upper and lower both sides nozzle 7 forms two negative pressure regions in heat exchange coil 10's upper and lower both sides altogether, except can induce indoor wind to get into mixing chamber 4 inside, can also induce mixed wind to pass heat exchange coil 10 and carry out the heat transfer, and send to indoor through air outlet 11 after the heat transfer, solved because of heat exchange coil 10 hinders the problem that the air output is little, increase heat exchange efficiency simultaneously, improve the refrigerating output of chilled beam, and then reduce the use consumption of chilled beam; the nozzles 7 on the upper side and the lower side of the heat exchange coil 10 can assist condensed water generated on the heat exchange coil 10 to enter the water storage tray 9 for collection, and meanwhile, the problem that the condensed water enters the room from the air outlet 11 along with mixed air is avoided; the popularization and the application have good economic benefit and social benefit. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A chilled beam comprising a chilled beam body (1), characterized in that: the cooling beam comprises a cooling beam body (1), wherein a partition plate (2) is arranged inside the cooling beam body (1), the partition plate (2) partitions a silencing chamber (3) and a mixing chamber (4) in the cooling beam body (1), a heat exchange coil (10) is obliquely arranged inside the mixing chamber (4), the lower end of the heat exchange coil (10) abuts against the inside of a water storage tray (9) arranged on the inner bottom surface of the mixing chamber (4), the upper end of the heat exchange coil (10) abuts against the partition plate (2), and nozzles (7) are arranged on the partition plate (2) and correspond to the upper end and the lower end of the heat exchange coil (10);

a primary air inlet (5) is formed in the cold beam body (1) corresponding to the mute chamber (3);

an air outlet (11) and an air return inlet (13) are formed in the cold beam body (1) corresponding to the mixing chamber (4), and the air outlet (11) and the air return inlet (13) are located on two sides of the heat exchange coil (10).

2. The chilled beam of claim 1, wherein: a flow dispersing plate (6) is arranged inside the mute chamber (3), and the flow dispersing plate (6) is positioned between the primary air inlet (5) and the partition plate (2).

3. The chilled beam of claim 1, wherein: and sound-absorbing cotton (12) is paved on the inner wall of the mute chamber (3).

4. The chilled beam of claim 1, wherein: the baffle (2) is a Z-shaped plate, and the upper side plate body of the baffle (2) protrudes towards one side of the mixing chamber (4).

5. The chilled beam of claim 1, wherein: the mixing chamber is characterized in that a placing groove matched with the bottom end of the water storage tray (9) is formed in the inner bottom wall of the mixing chamber (4), and the water storage tray (9) is placed in the placing groove.

6. The chilled beam of claim 1, wherein: the air outlet (11) is positioned right in front of the nozzle (7).

7. The chilled beam of claim 1, wherein: and the air return opening (13) is positioned below the front end of the nozzle (7) arranged on the lower side of the partition plate (2).