CN212479313U

CN212479313U - Air cooling structure and tunnel ventilation device

Info

Publication number: CN212479313U
Application number: CN201922231779.9U
Authority: CN
Inventors: 邓涛; 王守道; 石磊
Original assignee: Chengdu Univeristy of Technology
Current assignee: Chengdu Univeristy of Technology
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2021-02-05
Anticipated expiration: 2029-12-12

Abstract

The utility model provides an air cooling structure and tunnel ventilation unit, which belongs to the technical field of tunnel cooling, the air cooling structure comprises an inner cooling component and an outer cooling component, fins are fixedly connected with the outside of a first shell, a baffle is fixedly connected with the inside of the first shell, the outer cooling component comprises a second shell, a water pump, a spray nozzle, a first fan and a fixed column, one end of the fixed column is fixedly connected with the second shell, the other end of the fixed column is fixedly connected with the first shell, the first fan is fixedly arranged at the inner top of the second shell, the spray nozzle is arranged close to the first fan, the spray nozzle is communicated with a water outlet of the water pump, a water inlet of the water pump is communicated with an external water supply device, the unit can effectively reduce the temperature of air introduced into the tunnel, the cooling effect to the tunnel has been improved.

Description

Air cooling structure and tunnel ventilation device

Technical Field

The utility model relates to a tunnel cooling technical field particularly, relates to an air cooling structure and tunnel ventilation unit.

Background

At present, when a tunnel is constructed, due to the influence of terrestrial heat and other factors, high temperature can be generated inside the tunnel, the labor capacity of constructors is reduced due to the fact that the temperature in the tunnel is high, the failure rate of mechanical equipment is obviously increased, and the construction efficiency is seriously reduced. External ventilation is an effective method for cooling a tunnel, but when the temperature of the external environment of the tunnel is higher, the temperature of air introduced into the tunnel by the ventilation equipment is also higher, so that the effect of cooling the tunnel is poorer.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides an air cooling structure and tunnel ventilation unit aims at improving when the temperature of tunnel external environment is higher, the relatively poor problem of effect of tunnel cooling.

In a first aspect, the present invention provides an air cooling structure, which includes an internal cooling assembly and an external cooling assembly.

The inner cooling assembly comprises a first shell, fins and a baffle, the fins are fixedly connected to the outer portion of the first shell, and the baffle is fixedly connected to the inner portion of the first shell.

The external cooling assembly comprises a second shell, a water pump, a spray nozzle, a first fan and a fixed column, one end of the fixed column is fixedly connected to the second shell, the other end of the fixed column is fixedly connected to the first shell, the first fan is fixedly installed at the inner top of the second shell, the spray nozzle is fixedly installed at the inner top of the second shell and is close to the first fan, the spray nozzle is communicated with a water outlet of the water pump, and a water inlet of the water pump is communicated with external water supply equipment.

In an embodiment of the present invention, the fins are disposed on the first casing at equal intervals, and the annular array is disposed on the fins and has through holes.

In an embodiment of the present invention, the bottom and the top of the first casing are both provided with the baffle, the height of the baffle is greater than the inner diameter of the first casing, and the top and the bottom of the first casing are arranged alternately.

The utility model discloses an in one embodiment, the atomizer is in annular array is provided with a plurality of, a plurality of on the first casing the atomizer all with the delivery port intercommunication of water pump.

In an embodiment of the present invention, the first fan is disposed on the first casing in an annular array.

In an embodiment of the present invention, an air diffuser is fixedly installed at the top inside the first casing, and the air diffuser is aligned with the first fan.

In an embodiment of the present invention, the number of the fixing columns is at least 4 between the first casing and the second casing.

In an embodiment of the present invention, the fin and the baffle are made of copper material.

In a second aspect, the present invention further provides a tunnel ventilation device, which includes the above air cooling structure and ventilation assembly.

The ventilation assembly comprises a second fan, a fan cover and an air pipe, the fan cover is installed at one end of the first shell, the air pipe is communicated with the fan cover, and the second fan is fixedly installed in the air pipe.

In another embodiment of the present invention, the ventilation assembly is disposed at an end of the first housing close to the first fan.

The utility model has the advantages that: the utility model discloses an above-mentioned design obtains an air cooling structure, during the use, supply water to the atomizer through the water pump, carry out the water spray in the space between to first casing and second casing through the atomizer, blow to the space between first casing and the second casing through first fan, a large amount of heats are absorbed in the water smoke evaporation, make the temperature of fin reduce, and then the temperature that makes first casing and baffle is lower, cool down to the inside air of first casing, then let in the tunnel with the inside air after cold of first casing in, the device can effectively reduce the temperature of letting in the air in the tunnel, the cooling effect to the tunnel has been improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an air cooling structure provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an internal cooling structure according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an external cooling structure according to an embodiment of the present invention;

fig. 4 is a left side view schematic structural diagram of an air cooling structure according to an embodiment of the present invention;

fig. 5 is a schematic right-view structural diagram of an air cooling structure according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a tunnel ventilation device according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a ventilation assembly according to an embodiment of the present invention.

In the figure: 100-internal cooling of the assembly; 110-a first housing; 120-a fin; 121-a through hole; 130-a baffle; 200-an external cooling assembly; 210-a second housing; 220-a water pump; 230-a spray nozzle; 240-a first fan; 250-a diffuser; 260-fixed column; 300-a ventilation assembly; 310-a second fan; 320-wind cover; 330-air duct.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides a technical solution: an air cooling structure includes an inner cooling assembly 100 and an outer cooling assembly 200.

Referring to fig. 2, 3 and 4, the internal cooling assembly 100 includes a first shell 110, fins 120 and a baffle 130, the fins 120 are fixedly welded to the outside of the first shell 110, the baffle 130 is fixedly welded to the inside of the first shell 110, the fins 120 and the baffle 130 are used to increase the surface area of the first shell 110 and increase the heat conduction speed of the first shell 110, the fins 120 and the baffle 130 are made of copper material, the heat conduction speed of the barrel material is higher, and the heat conduction speed of the first shell 110 is further increased.

In some specific embodiments, the fins 120 are disposed equidistantly on the first housing 110, the annular array of the fins 120 is provided with through holes 121, and the arrangement of the plurality of through holes 121 increases the ventilation between the fins 120.

In some specific embodiments, the baffles 130 are disposed at the bottom and the top of the first shell 110, the height of the baffles 130 is greater than the inner diameter of the first shell 110, the baffles 130 disposed at the top and the bottom of the first shell 110 are crossed, and the crossed arrangement of the baffles 130 causes the gas flow in the first shell 110 to have a certain turbulence during the flow, increases the heat exchange rate of the gas in the first shell 110, and further increases the cooling speed of the gas in the first shell 110.

Referring to fig. 5, the external cooling assembly 200 includes a second housing 210, a water pump 220, spray nozzles 230, a first fan 240 and fixing posts 260, one end of each fixing post 260 is fixedly welded to the second housing 210, the other end of each fixing post 260 is fixedly welded to the first housing 110, at least 4 fixing posts 260 are arranged between the first housing 110 and the second housing 210 in an annular array manner to increase the fixing effect between the first housing 110 and the second housing 210, the first fan 240 is bolted to the inner top of the second housing 210, a plurality of first fans 240 are arranged on the first housing 110 in an annular array manner, the spray nozzles 230 are fixedly arranged on the inner top of the second housing 210, a plurality of spray nozzles 230 are arranged on the first housing 110 in an annular array manner, the plurality of spray nozzles 230 are all communicated with a water outlet of the water pump 220, the spray nozzles 230 are arranged near the first fan 240, the spray nozzles 230 are communicated with a water outlet of the water pump 220, the water pump 220 water inlet communicates with outside water supply equipment, and the setting of a plurality of fog nozzles 230 increases the degree of consistency that water smoke volume and water smoke distribute between first casing 110 and the second casing 210, and the setting of a plurality of first fans 240 for increase the evaporation rate of water smoke in the second casing 210, increase the cooling rate of air in the second casing 210, and then increase first casing 110 cooling rate.

In some specific embodiments, a diffuser 250 is fixedly installed at the top inside the first casing 110, the diffuser 250 is aligned with the first fan 240, and the diffuser 250 is used for diffusing the wind blown by the first fan 240, so as to increase the blowing area of the first fan 240.

Referring to fig. 6, another embodiment of the present invention provides a tunnel ventilation device, which includes the above-mentioned air cooling structure and ventilation assembly 300.

Referring to fig. 7, the ventilation assembly 300 includes a second fan 310, a fan housing 320 and an air duct 330, the fan housing 320 is installed at one end of the first housing 110, the air duct 330 is communicated with the fan housing 320, the second fan 310 is fixedly installed in the air duct 330, and the air cooled in the first housing 110 is extracted by the second fan 310 and introduced into the tunnel, so as to cool the tunnel.

In some specific embodiments, the ventilation assembly 300 is disposed at an end of the first housing 110 close to the first blower 240, the air between the first housing 110 and the second housing 210 is cooled and blown out from an end of the first housing 110 far from the first blower 240, the air in the first housing 110 enters from an end of the first housing 110 far from the first blower 240, and the air between the first housing 110 and the second housing 210 enters the first housing 110 when being blown out and is cooled in the first housing 110 again, so that the cooling speed of the air in the first housing 110 is increased.

The working principle is as follows: when the cooling device is used, water is supplied to the spray nozzles 230 through the water pump 220, water mist is sprayed into the space between the first shell 110 and the second shell 210 through the spray nozzles 230, the space between the first shell 110 and the second shell 210 is blown through the first fan 240, the water mist evaporates and absorbs a large amount of heat, the temperature of the fins 120 is reduced, the temperature of the first shell 110 and the temperature of the baffle 130 are further reduced, the air inside the first shell 110 is cooled, the air between the first shell 110 and the second shell 210 enters the first shell 110 when being blown out, the air is cooled in the first shell 110 again, and the cooled air in the first shell 110 is guided into the tunnel through the ventilation assembly 300.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An air cooling structure, comprising

An inner cooling assembly (100), wherein the inner cooling assembly (100) comprises a first shell (110), fins (120) and a baffle (130), the fins (120) are fixedly connected to the outside of the first shell (110), and the baffle (130) is fixedly connected to the inside of the first shell (110);

the external cooling assembly (200) comprises a second shell (210), a water pump (220), a spray nozzle (230), a first fan (240) and a fixed column (260), one end of the fixed column (260) is fixedly connected to the second shell (210), the other end of the fixed column (260) is fixedly connected to the first shell (110), the first fan (240) is fixedly installed at the inner top of the second shell (210), the spray nozzle (230) is arranged close to the first fan (240), the spray nozzle (230) is communicated with a water outlet of the water pump (220), and a water inlet of the water pump (220) is communicated with external water supply equipment.

2. An air cooling structure according to claim 1, characterized in that the fins (120) are arranged equidistantly on the first housing (110), the fins (120) being provided with an annular array of through holes (121).

3. The air cooling structure according to claim 1, wherein the baffle (130) is provided at both the bottom and the top of the first housing (110), the height of the baffle (130) is greater than the inner diameter of the first housing (110), and the baffles (130) at the top and the bottom of the first housing (110) are arranged to intersect.

4. The air cooling structure according to claim 1, wherein said spray nozzles (230) are provided in a plurality in an annular array on said first housing (110), a plurality of said spray nozzles (230) each communicating with a water outlet of said water pump (220).

5. An air cooling structure according to claim 1, characterized in that the first fan (240) is provided in several annular arrays on the first housing (110).

6. The air cooling structure according to claim 1, wherein a diffuser (250) is fixedly installed at the top inside the first housing (110), and the diffuser (250) is aligned with the first fan (240).

7. The air cooling structure according to claim 1, wherein the fixing posts (260) are provided in at least 4 in an annular array between the first housing (110) and the second housing (210).

8. The air cooling structure according to claim 1, wherein the fin (120) and the baffle (130) are each composed of a copper material.

9. A tunnel ventilation device is characterized by comprising

The air-cooling structure of any one of claims 1-8; and

the ventilation assembly (300) comprises a second fan (310), a fan cover (320) and an air pipe (330), the fan cover (320) is installed at one end of the first shell (110), the air pipe (330) is communicated with the fan cover (320), and the second fan (310) is fixedly installed in the air pipe (330).

10. The tunnel ventilation device of claim 9, wherein the ventilation assembly (300) is disposed at an end of the first housing (110) proximate to the first fan (240).