CN210828926U

CN210828926U - Tunnel construction heat preservation door

Info

Publication number: CN210828926U
Application number: CN201921572449.XU
Authority: CN
Inventors: 李广科; 侯永川
Original assignee: CCCC SHEC Dong Meng Engineering Co Ltd
Current assignee: CCCC SHEC Dong Meng Engineering Co Ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-06-23
Anticipated expiration: 2029-09-20

Abstract

The utility model relates to the technical field of tunnel construction, in particular to a heat preservation door for tunnel construction, which comprises a heat preservation plate, a pedestrian door and a vehicle pedestrian door, wherein the heat preservation plate comprises an outer plate, a heat preservation layer and an inner plate, a cavity is formed between the outer plate and the inner plate, the heat preservation layer is arranged in the cavity, the heat preservation plate is used for sealing a tunnel entrance, the bottom of the heat preservation plate is provided with a first channel and a second channel, the first channel is provided with the vehicle pedestrian door, and the second channel is provided with the pedestrian door; the heat preservation door passes through planking, inner panel and heat preservation to the sealed heat preservation of tunnel entrance to a cave multilayer, prevents that the heat scatters and disappears outward to the hole in the hole, and then reaches a better heat preservation effect than current tunnel heat preservation door, and the construction temperature in the more effectual tunnel main hole of guaranteeing improves tunnel construction engineering quality, the pedestrian door has made things convenient for tunnel constructor's the current, the vehicle driving door has made things convenient for construction vehicle's tunnel business turn over.

Description

Tunnel construction heat preservation door

Technical Field

The utility model relates to a tunnel construction technical field especially relates to a tunnel construction heat preservation door.

Background

With the rapid development of western traffic construction in China, tunnel engineering projects in cold regions are increasing day by day. The cold district construction often faces the cold condition of weather and the lower condition of gas temperature, can make the performance of the material of tunnel construction influenced, causes the construction progress to slow down and engineering quality worsen, and for guaranteeing that the construction temperature is suitable in the main hole of tunnel, prior art mainly takes the method of installation heat preservation door, but the heat preservation door simple structure of installation just seals the heat preservation through various steel heat preservation wall to the tunnel portal, and the heat preservation effect is not good, causes cold district tunnel construction condition still serious.

SUMMERY OF THE UTILITY MODEL

The invention of the utility model aims to: seal the heat preservation with various steel heat preservation wall to the tunnel that prior art exists, but the not good problem of heat preservation effect provides a tunnel construction heat preservation door, tunnel construction heat preservation door can more effectually keep warm to the tunnel.

In order to realize the purpose, the utility model discloses a technical scheme be:

the utility model provides a tunnel construction heat preservation door, includes heated board, pedestrian's door and car pedestrian's door, the heated board contains planking, heat preservation and inner panel, the planking with form a cavity between the inner panel, the heat preservation is located in the cavity, the heated board is used for sealing the tunnel entrance to a cave, the heated board bottom is equipped with passageway one and passageway two, passageway one is equipped with the car pedestrian's door, passageway two is equipped with the pedestrian's door.

Compared with the traditional method of sealing the tunnel opening only by a color steel heat-insulating wall to achieve the heat-insulating function, the utility model provides a tunnel construction heat-insulating door, the heat-insulating door forms a cavity through an outer plate and an inner plate, a heat-insulating layer is arranged in the cavity, the thickness of the heat-insulating layer is smaller than or equal to the thickness of the cavity, the thickness of the cavity can be adjusted by adjusting the distance between the outer plate and the inner plate, the heat-insulating layer is arranged close to the inner side of the outer plate, the shapes and the sizes of the surfaces of the outer plate, the inner plate and the heat-insulating layer are all consistent, the outer plate, the inner plate and the heat-insulating layer together form a heat-insulating plate, the shape and the size of the heat-insulating plate are all matched with the shape and the size of the tunnel opening, the whole tunnel opening can be tightly sealed, the heat can be prevented from being dissipated outwards, the heat-insulating plate is arranged on, the heat in the tunnel hole and the heat outside the tunnel hole can be effectively reduced to flow through the heat preservation plate, and meanwhile, the heat preservation layer is arranged in the cavity, so that the heat can be further prevented from flowing into the tunnel hole from the tunnel hole, and the better heat preservation effect than the existing tunnel heat preservation door is achieved. Be equipped with the vehicle driving door in the bottom of insulation board, the vehicle of being convenient for is current, is equipped with the people's driving door in the bottom of insulation board, makes things convenient for constructor's current, when no vehicle and constructor pass through, the vehicle driving door with the people's driving door is the closed condition.

Preferably, the inner wall of the tunnel portal is provided with a circle of groove, and the width of the groove is matched with the thickness of the heat-insulation plate.

The groove is used for installing the heat-insulating plate, so that the heat-insulating plate can close the tunnel opening more tightly, and heat loss is reduced.

Preferably, the outer plate and the inner plate are both stainless steel members, and the heat insulation layer is a glass wool member.

The planking with two stainless steel components of inner panel play thermal-insulated effect, can prevent that the heat in the tunnel hole outwards scatters and disappears, the stainless steel component is more durable, avoids because the environment is abominable and easily damages, reduces right the planking with the change of inner panel, it is also right simultaneously the planking with heat preservation between the inner panel plays a guard action. The heat preservation layer is arranged in the cavity between the inner plate and the outer plate and is made of glass wool components, heat can be insulated again, heat is prevented from flowing out of the tunnel from the tunnel, and the heat preservation effect of the heat preservation door is better. Besides the heat preservation effect, the glass wool component can absorb noise, and the noise generated in the construction inside the tunnel is prevented from being transmitted to the tunnel hole.

Preferably, a steam-isolating layer is arranged on the inner side of the heat-insulating layer and is arranged between the heat-insulating layer and the inner plate.

The steam-isolating layer is arranged between the heat-insulating layer and the inner plate and used for isolating steam, and the heat-insulating layer is prevented from reducing heat-insulating performance due to the influence of the steam flowing from the inside of the hole to the outside of the hole.

Preferably, the steam barrier is a waterproof coiled member connected to the inner side of the heat insulation layer.

Preferably, the vehicle traveling door comprises an inner door and an outer door, the inner door and the outer door both comprise two door leaves, the two door leaves of the inner door are bilaterally symmetrical about a central axis of the tunnel, the two door leaves of the outer door are bilaterally symmetrical about the central axis of the tunnel, and the pedestrian door is arranged between the tunnel portal side wall and the vehicle traveling door.

The two door leaves of the inner layer door of the vehicle driving door are respectively connected to the inner plates on the two sides of the first channel, the first channel can be covered and sealed, the two door leaves of the outer layer door of the vehicle driving door are respectively connected to the outer plates on the two sides of the first channel, the first channel can be covered and sealed, heat is prevented from being dissipated from the first channel through the arrangement of the two layers of doors, and the heat insulation effect is improved.

Preferably, the driving door is a split door.

Preferably, the inner layer door and the outer layer door are both heat-insulating glass components.

Preferably, still include electronic floodgate machine, electronic floodgate machine sets up pedestrian's door import department, the top is equipped with watch-dog one in the middle of the planking, the top is equipped with watch-dog two in the middle of the inner panel.

The first monitor is used for monitoring the entering of the vehicle into the tunnel, the second monitor is used for monitoring the exiting of the vehicle out of the tunnel, and the electric gate is used for monitoring the entering and exiting conditions of constructors.

Preferably, the heat insulation board is further provided with a ventilation opening, and the ventilation opening is provided with an electric fan.

The air exchange device is used for air exchange inside and outside the tunnel.

Preferably, the ventilation opening is arranged between the top of the tunnel portal and the vehicle driving door, the ventilation opening is circular, and the circle center of the ventilation opening is on the axis of the tunnel.

Preferably, a vent cover is arranged on the vent, and the vent cover is detachably connected to the vent.

When ventilation is not needed, the ventilation opening is closed, and heat loss in the tunnel is avoided.

Preferably, the vent and the vent cover are hinged.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model provides a tunnel construction heat preservation door, adopting the above scheme, the heat preservation door forms a cavity through an outer plate and an inner plate, a heat preservation layer is arranged in the cavity, a heat preservation plate is formed through the outer plate, the inner plate and the heat preservation layer, the shape and the size of the heat preservation plate are matched with a tunnel portal, the whole tunnel portal can be tightly sealed, heat can be prevented from being dissipated outwards, the heat preservation plate is arranged in the tunnel portal, a sealed space is formed between the cavity between the outer plate and the inner plate and the periphery of the tunnel portal, heat in the tunnel portal and heat outside the tunnel portal can be effectively reduced to flow through the heat preservation plate, meanwhile, the heat preservation layer is arranged in the cavity, heat can be further prevented from flowing from the tunnel portal to the outside the tunnel portal, and a better heat preservation effect than the existing tunnel heat preservation door is achieved, meanwhile, the device adopts the pedestrian door, the vehicle pedestrian door and the ventilation opening to respectively realize the passing of constructors, the entering and exiting of construction vehicles and the ventilation in the tunnel hole and outside the tunnel hole, so that the construction temperature in the main tunnel hole can be more effectively guaranteed while the tunnel operation can be normally carried out, and the engineering quality of tunnel construction is better.

Drawings

FIG. 1 is a schematic structural view of a tunnel construction heat-insulating door in example 1;

FIG. 2 is a schematic sectional view of the heat insulating plate of example 1 taken along the center axis thereof.

The labels in the figure are: 1-pedestrian door, 11-channel two, 12-electric gate, 2-vehicle door, 21-channel one, 211-outer door, 212-inner door, 3-heat preservation board, 31-outer board, 32-heat preservation layer, 33-inner board, 4-ventilation opening, 41-ventilation opening cover, 5-electric fan, 6-tunnel opening, 7-monitor one, 8-monitor two and 9-steam insulation layer.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

The utility model provides a tunnel construction heat preservation door, see figure 1 and figure 2, including heated board 3, pedestrian's door 1 and car pedestrian's door 2, in this embodiment, center on the inner wall of tunnel entrance to a cave 6 is equipped with the round recess, the width of recess with 3 thickness phase-matches of heated board, the recess is used for installing heated board 3, makes heated board 3 inseparabler closed tunnel entrance to a cave 6, reduces the heat and scatters and disappears.

Heated board 3 contains planking 31, heat preservation 32 and inner panel 33, and is preferred, planking 31 with inner panel 33 all is the stainless steel component, planking 31 with two stainless steel components of inner panel 33 play thermal-insulated effect, can prevent the inside heat of tunnel hole outwards to scatter and disappear, the stainless steel component is more durable, avoids damaging, reduces right planking 31 with the change of inner panel 33, the stainless steel component also can be changed for various steel sheet component.

Planking 31 with form a cavity between the inner panel 33, heat preservation 32 is located in the cavity, it is preferred, heat preservation 32 is the cotton component of glass, can insulate against heat once more, prevents the heat from the tunnel hole in to the hole loss outward, makes the heat preservation effect of heat preservation door better, the cotton component of glass can also the noise absorption, avoids outside the noise transmission of the inside construction of tunnel to the tunnel hole, also can adopt the rock wool component, heat preservation 32 inboard is equipped with vapour barrier 9, vapour barrier 9 establishes heat preservation 32 with between the inner panel 33, in this embodiment, vapour barrier 9 for connect in the inboard waterproofing membrane component of heat preservation 32 for the separation steam avoids heat preservation 32 to reduce because of the outside steam influence of the inside hole of tunnel to the steam that flows of tunnel hole reduces heat preservation 32's thermal insulation performance.

The heat-insulation board 3 is matched with the tunnel portal 6 and used for sealing the tunnel portal, a first channel 21 and a second channel 11 are arranged at the bottom of the heat-insulation board 3, the first channel 21 is provided with the vehicle traveling door 2, the second channel 11 is provided with the pedestrian door 1, the vehicle traveling door 2 comprises an inner layer door 212 and an outer layer door 211, the inner layer door 212 and the outer layer door 211 both comprise two door leaves, the two door leaves of the inner layer door 212 are bilaterally symmetrical about a tunnel central axis, the two door leaves of the outer layer door 211 are bilaterally symmetrical about the tunnel central axis, and the pedestrian door 1 is arranged between the 6 side walls of the tunnel portal and the vehicle traveling door 2. In this embodiment, the first channel 21 is disposed at the bottom of the center of the tunnel portal 6 and is a bilaterally symmetrical opening, the outer side of the first channel 21 is connected with an outer layer door 211, the inner side of the first channel 21 is connected with an inner layer door 212, both the outer layer door 211 and the inner layer door 212 can cover and seal the first channel 21, both the inner layer door 212 and the outer layer door 211 are made of heat-insulating glass members, both door leaves of the inner layer door 212 of the vehicle door 2 are respectively connected to the inner plates 33 on both sides of the first channel 21 and can cover and seal the first channel 21, both door leaves of the outer layer door 211 of the vehicle door 2 are respectively connected to the outer plates 31 on both sides of the first channel 21 and can cover and seal the first channel 21, and the heat-insulating effect is improved by disposing the first two-layer door-sealing channel 21 to prevent heat from dissipating from the first channel 21. In this embodiment, the inner door 212 and the outer door 211 are both split doors, the second passage 21 is arranged between the left side wall of the tunnel portal 6 and the vehicle door 2, the pedestrian door 1 is arranged at the second passage 21, the pedestrian door 1 is an automatic door, the electric gate 12 is arranged at the inlet of the pedestrian door 1, and the electric gate 12 is used for monitoring the condition of access of constructors, so that the access of constructors can be managed conveniently.

In the embodiment, the heat insulation plate 3 is further provided with a vent 4, the vent 4 is arranged between the central top of the heat insulation plate 3 and the driving door 2, the vent 4 is circular, the circle center of the vent 4 is on the axis of the tunnel, the vent 4 can also be square, and the vent 4 is provided with an electric fan 5 for ventilation inside the tunnel and outside the tunnel; at the vent 4, the vent 4 is hinged with a vent cover 41, the vent cover 41 can seal the vent 4, when ventilation is not needed, the vent 4 is closed, heat loss in a tunnel is avoided, and the hinged connection can also be threaded connection.

The utility model discloses a tunnel construction heat preservation door, can more effectual realization cold district tunnel construction in the hole operation that keeps warm, especially main hole entrance to a cave section keeps warm, and the device adopts pedestrian's door 1, car pedestrian door 2 and vent 4 to realize respectively that the constructor's is current, ventilation outside with the tunnel hole in the business turn over and the tunnel hole of construction vehicle, when guaranteeing that tunnel operation can normally go on, more effective assurance tunnel main in the hole construction temperature, make tunnel construction's engineering quality better.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a tunnel construction heat preservation door, its characterized in that, includes heated board (3), pedestrian's door (1) and vehicle door (2), heated board (3) contain planking (31), heat preservation (32) and inner panel (33), planking (31) with form a cavity between inner panel (33), heat preservation (32) are located in the cavity, heated board (3) are used for sealing tunnel entrance to a cave (6), heated board (3) bottom is equipped with passageway (21) and passageway two (11), passageway (21) are equipped with vehicle door (2), passageway two (11) are equipped with pedestrian's door (1).

2. The tunnel construction heat preservation door of claim 1, characterized in that, the tunnel entrance (6) inner wall is equipped with a circle of recess, the width of recess matches with the heated board (3) thickness.

3. The tunnel construction thermal insulation door according to claim 1, wherein the outer panel (31) and the inner panel (33) are both stainless steel members, and the thermal insulation layer (32) is a glass wool member.

4. The tunnel construction thermal insulation door according to claim 1, wherein a steam barrier (9) is provided inside the thermal insulation layer (32), and the steam barrier (9) is provided between the thermal insulation layer (32) and the inner panel (33).

5. The tunnel construction thermal insulation door according to claim 4, wherein the steam barrier (9) is a waterproof coil member attached to the inside of the thermal insulation layer (32).

6. The tunnel construction heat preservation door according to any one of claims 1-5, characterized in that the driving door (2) comprises an inner layer door (212) and an outer layer door (211), the inner layer door (212) and the outer layer door (211) both comprise two door leaves, the two door leaves of the inner layer door (212) are bilaterally symmetrical with respect to the central axis of the tunnel, the two door leaves of the outer layer door (211) are bilaterally symmetrical with respect to the central axis of the tunnel, and the driving door (1) is arranged between the side wall of the tunnel entrance (6) and the driving door (2).

7. The tunnel construction heat preservation door of claim 6, characterized by further comprising an electric gate (12), wherein the electric gate (12) is arranged at the entrance of the pedestrian door (1), the outer plate (31) is provided with a first monitor (7) at the middle top end, and the inner plate (33) is provided with a second monitor (8) at the middle top end.

8. The tunnel construction heat preservation door of any one of claims 1-5, characterized in that, the heat preservation board (3) is further provided with a vent (4), and the vent (4) is provided with an electric fan (5).

9. The tunnel construction heat preservation door of claim 8, characterized in that, a vent cover (41) is provided on the vent (4), and the vent cover (41) is detachably connected to the vent (4).

10. The tunnel construction heat preservation door of claim 9, characterized in that the vent (4) and the vent cover (41) are hingedly connected.