CN213542824U

CN213542824U - Induced anti-condensation static pressure box

Info

Publication number: CN213542824U
Application number: CN202022615942.4U
Authority: CN
Inventors: 赵育根
Original assignee: Shanghai Doucai Construction Technology Co ltd
Current assignee: Shanghai Doucai Construction Technology Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-06-25
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses an induced antisweat static pressure case, including the static pressure box, fixedly connected with primary air inlet on one side surface of static pressure box, the mixed casing of fixedly connected with on the lower extreme surface of static pressure box, fixed mounting has primary air to go out the air cock on the lower extreme surface of static pressure box. This induction type antisweat plenum chamber, the inside of the indoor air admission plenum chamber of effectual induction, and mix with primary air, because the temperature of exhaust air can effectual promotion of the mixture of primary air and secondary air, consequently compare in traditional plenum chamber, can reduce the inlet air temperature of primary air, reduce the air input of primary air, guarantee to have communicating cooling capacity with driven plenum chamber, the effectual energy consumption that reduces outside fan of primary air volume reduction, and the running cost, the energy-conservation nature of this plenum chamber has been embodied, the phenomenon of frosting appears on the inner wall of plenum chamber can effectually be avoided in the promotion of while temperature.

Description

Induced anti-condensation static pressure box

Technical Field

The utility model relates to a static pressure case technical field specifically is an induced anti-condensation static pressure case.

Background

The static pressure box is also called a pressure stabilizing chamber and is connected with a large-space box body of the air supply outlet. The static pressure box is a traditional ventilation facility and is often applied to air-conditioning air systems with precise requirements on indoor temperature, humidity, cleanliness and air flow distribution uniformity, such as constant temperature, constant humidity and clean rooms and environmental climate rooms.

The existing static pressure box has no secondary air backflow structure, the air volume blown out by the static pressure box is the air volume generated by a central air conditioner, indoor secondary air cannot be induced to be sucked into the static pressure box and mixed with primary air, the manufacturing volume of the primary air cannot be reduced, and the functionality of the static pressure box cannot be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an induced antisweat static pressure case to current static pressure case does not have the secondary air backward flow structure among the solution above-mentioned background art, and its air volume that blows off is the air volume that central air conditioning produced promptly, can not induce indoor secondary air, makes it sucked static pressure incasement and primary air mix, can't reduce the manufacturing volume of primary air, and then can't promote the functional problem of static pressure case.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an induced antisweat static pressure case, includes the static pressure box, fixedly connected with primary air inlet on the surface of one side of static pressure box, the mixed casing of fixedly connected with on the lower extreme surface of static pressure box, fixedly mounted has primary air to go out the air cock on the lower extreme surface of static pressure box, the inside of mixing the casing sets up to the mixed region, the inside of mixed region is arranged in to the port of giving vent to anger of primary air play air cock, the one end fixed mounting of mixed casing has the exhaust grid, be provided with mixed gas on the surface of exhaust grid and go out air duct and secondary air inlet, the intermediate position department fixedly connected with return air body of static pressure box lower extreme surface, be provided with a secondary air outlet on the symmetry side surface of return air body respectively.

Preferably, the inside of return air pipe body sets up to the low-pressure zone, the bottom of return air pipe body sets up to open state, and the bottom of return air pipe body corresponds with secondary air inlet position.

Preferably, the low pressure zone communicates with the interior of the mixing zone.

Preferably, the symmetrical side surfaces of the air return pipe body are respectively and fixedly connected with a flow guide cover, and the flow guide covers are positioned on the upper edge openings of the secondary air outlets.

Preferably, the secondary air outlet is positioned at the top of the side surface of the return air pipe body.

Preferably, the secondary air inlet is located at a middle position of an outer surface of a lower end of the exhaust grill.

Compared with the prior art, the beneficial effects of the utility model are that:

the induced anti-condensation static pressure box guides air blown out from a central air conditioner into the static pressure box body through a primary air inlet, then blows primary air in the static pressure box body into the mixing area through a primary air outlet nozzle, at the moment, gas flow occurs in the mixing area under the action of the blown primary air, the flowing air is discharged from a mixed gas outlet groove, when the flowing air passes through one side of a flow guide cover, partial air near a secondary air outlet is driven, so that air pressure difference occurs at two ends in the low-pressure area, external secondary air enters the low-pressure area through the secondary air inlet, finally enters the mixing area and is mixed with the primary air, and the air is discharged from the mixed gas outlet groove after the mixing is finished, and the operation is repeated in such a way, the indoor air can be effectively induced to enter the inside of the static pressure box body, the static pressure box is mixed with primary air, and the temperature of the discharged air can be effectively raised due to the mixing of the primary air and the secondary air, so that compared with the traditional static pressure box, the air inlet temperature of the primary air can be reduced, the air inlet quantity of the primary air is reduced, the cooling quantity communicated with the driven static pressure box is ensured, the reduction of the primary air quantity effectively reduces the energy consumption and the operation cost of an external fan, the energy saving performance of the static pressure box is reflected, and meanwhile, the temperature raising can effectively avoid the frosting phenomenon on the inner wall of the static pressure box.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

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

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic view of the top view structure of the present invention.

In the figure: 1. a static pressure box body; 2. a primary air outlet nozzle; 3. a mixing housing; 4. a return air pipe body; 5. a secondary air outlet; 6. an exhaust grill; 7. a mixed gas outlet groove; 8. a secondary air inlet; 9. a mixing zone; 10. a primary air inlet; 11. a low-pressure region; 12. and a flow guide cover.

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. 1-4, the present invention provides a technical solution: an induced anti-dewing static pressure box comprises a static pressure box body 1, a primary air inlet 10 is fixedly connected on the outer surface of one side of the static pressure box body 1, a mixing shell 3 is fixedly connected on the outer surface of the lower end of the static pressure box body 1, a primary air outlet nozzle 2 is fixedly installed on the outer surface of the lower end of the static pressure box body 1, the interior of the mixing shell 3 is set to be a mixing area 9, an air outlet port of the primary air outlet nozzle 2 is arranged in the mixing area 9, an exhaust grille 6 is fixedly installed at one end of the mixing shell 3, a mixed gas outlet groove 7 and a secondary air inlet 8 are arranged on the outer surface of the exhaust grille 6, a return air pipe body 4 is fixedly connected at the middle position of the outer surface of the lower end of the static pressure box body 1, a secondary air outlet 5 is respectively arranged on the symmetrical side surfaces of the return air pipe, then, the primary air in the static pressure box body 1 is blown into the mixing area 9 through the primary air outlet nozzle 2, at the moment, under the action of the blown primary air, air flows in the mixing area 9, the flowing air is discharged from the mixed air outlet groove 7, when the flowing air passes through one side of the flow guide cover 12, part of the air near the secondary air outlet 5 is driven, so that air pressure difference occurs at two ends in the low-pressure area 11, further, the external secondary air passes through the secondary air inlet 8 to enter the low-pressure area 11, finally enters the mixing area 9 and is mixed with the primary air, and after the mixing is finished, the air is discharged from the mixed air outlet groove 7, and the operation is repeated in a circulating way, the operation can effectively induce the indoor air to enter the inside of the static pressure box and is mixed with the primary air, and the temperature of the discharged air can be effectively increased due to the mixing of the primary air and the secondary air, therefore, compared with the traditional static pressure box, the static pressure box can reduce the inlet air temperature of primary air, reduce the air input of the primary air, ensure that the cooling capacity communicated with the driven static pressure box is ensured, effectively reduce the energy consumption of an external fan and the operation cost by reducing the primary air amount, embody the energy saving performance of the static pressure box, and simultaneously effectively avoid the frosting phenomenon on the inner wall of the static pressure box by increasing the temperature.

Further, the inside of return air body 4 sets up to low-pressure zone 11, and the bottom of return air body 4 sets up to open state, and the bottom of return air body 4 corresponds with 8 positions of secondary air inlet, and this has guaranteed outside secondary air's stable backward flow.

Further, the low pressure zone 11 communicates with the interior of the mixing zone 9, which ensures an efficient mixing of the primary and secondary air.

Furthermore, the symmetrical side surfaces of the air return pipe body 4 are respectively and fixedly connected with a flow guide cover 12, and the flow guide covers 12 are positioned at the upper edge openings of the secondary air outlet 5, so that the primary air is prevented from blowing into the secondary air outlet 5.

Further, the secondary air outlet 5 is formed at the top of the side surface of the return air duct body 4, which provides a sufficient mixing space for the primary air and the secondary air.

Furthermore, the secondary air inlet 8 is positioned in the middle of the outer surface of the lower end of the exhaust grille 6, so that stable entry of secondary air is ensured.

The working principle is as follows: firstly, the static pressure box is arranged at a specified position, then air blown out by a central air conditioner is guided into the static pressure box body 1 through a primary air inlet 10, then primary air in the static pressure box body 1 is blown into the mixing area 9 through a primary air outlet nozzle 2, at the moment, under the action of the blown primary air, air flow occurs in the mixing area 9, the flowing air is discharged from a mixed air outlet groove 7, when the flowing air passes through one side of a flow guide cover 12, part of air near a secondary air outlet 5 is driven, so that air pressure difference occurs at two ends in the low-pressure area 11, and then external secondary air passes through a secondary air inlet 8 to enter the low-pressure area 11 and finally enters the mixing area 9 to be mixed with the primary air, and is discharged from the mixed air outlet groove 7 after mixing is finished.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides an induced antisweat static pressure case, includes static pressure box (1), its characterized in that: a primary air inlet (10) is fixedly connected on the outer surface of one side of the static pressure box body (1), the outer surface of the lower end of the static pressure box body (1) is fixedly connected with a mixed shell (3), a primary air outlet nozzle (2) is fixedly arranged on the outer surface of the lower end of the static pressure box body (1), the interior of the mixing shell (3) is provided with a mixing area (9), the air outlet port of the primary air outlet nozzle (2) is arranged in the mixing area (9), one end of the mixing shell (3) is fixedly provided with an exhaust grille (6), a mixed gas outlet groove (7) and a secondary air inlet (8) are arranged on the outer surface of the exhaust grille (6), a return air pipe body (4) is fixedly connected at the middle position of the outer surface of the lower end of the static pressure box body (1), and the symmetrical side surfaces of the air return pipe body (4) are respectively provided with a secondary air outlet (5).

2. The induced anti-dewing plenum box as claimed in claim 1, wherein: the inside of return air body (4) sets up to low-pressure area (11), the bottom of return air body (4) sets up to open state, and the bottom and secondary air inlet (8) position of return air body (4) correspond.

3. The induced anti-dewing plenum box as claimed in claim 2, wherein: the low-pressure zone (11) communicates with the interior of the mixing zone (9).

4. The induced anti-dewing plenum box as claimed in claim 1, wherein: the symmetrical side surfaces of the air return pipe body (4) are respectively and fixedly connected with a flow guide cover (12), and the flow guide covers (12) are positioned on the upper edge openings of the secondary air outlets (5).

5. The induced anti-dewing plenum box as claimed in claim 1, wherein: and the secondary air outlet (5) is positioned at the top of the side surface of the air return pipe body (4).

6. The induced anti-dewing plenum box as claimed in claim 1, wherein: the secondary air inlet (8) is positioned in the middle of the outer surface of the lower end of the exhaust grille (6).