CN218812986U

CN218812986U - Road surface snow removing device based on renewable energy

Info

Publication number: CN218812986U
Application number: CN202223299475.4U
Authority: CN
Inventors: 陈宝林; 陈勇
Original assignee: Guizhou Transportation Planning Survey and Design Academe Co Ltd
Current assignee: Guizhou Transportation Planning Survey and Design Academe Co Ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-04-07
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a road snow removing device based on renewable energy, which comprises a heat conduction pipe, wherein the heat conduction pipe is laid between a lower surface layer and an upper surface layer of a road, heating fluid is arranged in the heat conduction pipe, a liquid inlet end of the heat conduction pipe is connected with a heat pump outlet through a heating pipe, and a liquid outlet end of the heat conduction pipe is circularly connected with a heat pump inlet; the heat pump is connected with the power generation device through a cable; and flexible heat insulation layers are wrapped at the two sides and the bottom of the heat conduction pipe. The heat pump is used for heating fluid, so that heat energy is transferred to the road surface through the heat conduction pipe for removing snow and ice, when the heat pump works, the heat pump can efficiently recover heat energy while consuming a little part of electric energy, and is energy-saving and environment-friendly; flexible heat insulation layer has been wrapped up at heat pipe both sides and bottom, not only can prevent heat energy loss, and has certain buffering guard action to the heat pipe, when the road transition rolled the destruction, made heat pipe non-deformable damage, improved its life.

Description

Road surface snow removing device based on renewable energy

Technical Field

The utility model relates to a road surface snow removing device based on renewable energy belongs to road engineering technical field.

Background

The road in northern areas of China has a very common phenomenon of snow freezing in early spring and winter, the road in most southern areas also frequently has the phenomenon of ice freezing, and the road snow freezing can obviously reduce the road adhesion coefficient, so that the vehicle braking performance and the steering operation stability are obviously reduced, traffic accidents are frequent, and the personal safety of drivers and passengers is seriously damaged, therefore, the snow melting technology for researching the road surface structure is always a research hotspot of road researchers.

The existing stage of pavement snow melting technology mainly comprises a passive method and an active method, wherein the passive snow melting method is adopted by road workers after snowing, is a passive countermeasure for adverse hazards of people after the snow is accumulated on the road, and mainly comprises a mechanical method, a snow-melting agent snow-removing method, a manual snow-sweeping method and the like, the method can cause damage to a pavement structure and attached facilities, corrosion of reinforcing steel bars, soil and water environmental pollution, the normal operation of the road is influenced, and the defects of low snow-removing efficiency and incomplete clearing exist. The active snow melting method is a technology for actively completing ice and snow melting on a road surface without external action in the snow falling process by changing the material composition and the structural design of the traditional road surface, and mainly comprises a self-stress elastic pavement road surface, a low-freezing-point road surface and an energy conversion type road surface. Patent No. 202122766021.2 relates to a temperature difference power generation bituminous paving structure based on air current collects the thermal road surface adopts and is the initiative snow melt method, and it is provided with many heat pipes through being provided with between lower surface course and the bituminous mixture road surface upper surface course, accomplishes ice and snow through the heat pipe heat supply and melts, but has following not enough: when asphalt pavement transition rolling damage, the heat pipe is easy to deform and damage, the replacement difficulty is high, the maintenance cost is high, the heat insulation layer is additionally arranged on the lower portion of the heat pipe to avoid heat dissipation, the heat insulation layer needs to be arranged on a large scale along the lower surface layer, materials are wasted, and the investment cost is high.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a road surface snow removing device based on renewable energy can overcome the not enough of prior art.

The utility model aims at realizing through the following technical scheme:

a road snow removing device based on renewable energy comprises a heat conduction pipe which is laid between a lower surface layer and an upper surface layer of a road, heating fluid is arranged in the heat conduction pipe, a liquid inlet end of the heat conduction pipe is connected with a heat pump outlet through a heat supply pipe, and a heat pump inlet is circularly connected with a liquid outlet end of the heat conduction pipe; the heat pump is connected with the power generation device through a cable; and flexible heat insulation layers are wrapped at the two sides and the bottom of the heat conduction pipe.

The heat transfer pipe is a steel square pipe, a U-shaped pipe or a special pipe with a plane upper surface.

The flexible heat insulation layer comprises a heat insulation layer and a heat preservation layer which are arranged in sequence from outside to inside; the heat insulation layer is made of heat insulation cloth, and the heat insulation layer is made of heat insulation cotton, cotton-linen fabrics or foam.

The heat conduction pipe is a serpentine coil structure fully paved in the road surface.

The ground source heat pump, the ground source heat pump and the heat supply pipe are pre-embedded in the deep stratum of the road.

The heat pump is located 20-30m below the road surface, and a vertically arranged heat supply pipe is connected with the heat conduction pipe.

The power generation device is one or combination of a solar power generation device and a wind power generation device.

The solar power generation device is arranged on the slopes on two sides of the road; the length, width and height of the solar power generation devices are 1-1.2m, 1-1.2m and 0.3-0.6m respectively, and the interval between two adjacent solar power generation devices is 4-6m.

The road is a bidirectional four-lane road; the wind power generation devices are arranged in a central separation band arranged in the center of a road surface, the diameter of each wind power generation device is 1.1-1.3m, and the interval between every two adjacent wind power generation devices is 4-5m;

the power generation device is also connected with the lighting devices arranged on two sides of the road surface; the height of the lighting device is 3-5m, and the interval between two adjacent lighting devices is 2-3m.

Compared with the prior art, the utility model discloses a road snow removing device based on renewable energy, which comprises a heat pipe laid between a lower surface layer and an upper surface layer of a road, wherein a heating fluid is arranged in the heat pipe, the liquid inlet end of the heat pipe is connected with the outlet of a heat pump through a heating pipe, and the inlet of the heat pump is circularly connected with the liquid outlet end of the heat pipe; the heat pump is connected with the power generation device through a cable; and flexible heat insulation layers are wrapped at the two sides and the bottom of the heat conduction pipe. The heat conduction pipe with the heating fluid is arranged between the lower layer and the upper layer of the road and is connected with the heat pump, the fluid is heated by the heat pump, and then the heat energy is transferred to the road surface through the heat conduction pipe to remove snow and ice, and when the heat pump works, the heat pump can efficiently recover the heat energy while consuming a little part of electric energy, thereby saving energy and protecting environment; flexible heat insulation layer has been wrapped up at heat pipe both sides and bottom, not only can prevent heat energy loss, and has certain buffering guard action to the heat pipe, when the road transition rolled the destruction, made heat pipe non-deformable damage, improved its life.

The utility model has the advantages that:

(1) The utility model has simple structure and low cost, can efficiently recover heat energy for road surface snow melting and deicing, improves road traffic environment, improves driving safety, and has good economical practicability;

(2) The wind and light resources within the road area range are fully utilized, the solar and wind power generation devices provide energy, external energy supply is not needed, and the environment is protected; meanwhile, the energy can be supplied to the road side lighting device, the energy is saved, and the practicability is high.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of a heat pipe (example 1);

fig. 3 is a schematic sectional view of the heat transfer pipe (example 2).

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.

As shown in fig. 1-3, a road snow removing device based on renewable energy comprises a heat conduction pipe 2 laid between a lower layer and an upper layer of a road 1, a heating fluid is arranged in the heat conduction pipe 2, a liquid inlet end of the heat conduction pipe 2 is connected with an outlet of a heat pump 8 through a heat supply pipe 7, and an inlet of the heat pump 8 is circularly connected with a liquid outlet end of the heat conduction pipe 2; the heat pump 8 is connected with a power generation device through a cable; flexible heat insulating layers 6 are wrapped on the two sides and the bottom of the heat conducting pipe 2.

The heat conduction pipes 2 are steel square pipes, U-shaped pipes or any special pipes with a flat upper surface. The upper surface of the heat conduction pipe 2 is set to be a plane, so that the heat dissipation area can be increased, and the snow removal efficiency can be improved.

The flexible heat insulation layer 6 comprises a heat insulation layer 601 and a heat insulation layer 602 which are arranged in sequence from outside to inside. The heat insulation layer 601 is heat insulation cloth, and the heat insulation layer 602 is heat insulation cotton, cotton-linen fabric or foam. The flexible heat insulating layer 6 is fixed on the heat conducting pipe 2 by binding or bonding.

The heat conducting pipe 2 is of a serpentine coil structure. The snakelike coil pipe structure is fully paved in the road surface, and heat is transferred from the upper surface of the heat conduction pipe 2 to the road surface under the action of the flexible heat insulation layer 6, so that snow removal and ice removal are realized.

The heat pump 8 is a ground source heat pump, the ground source heat pump and the heat supply pipe 7 are pre-buried in the deep stratum of the road, not only can not occupy the road space, but also can efficiently recover the terrestrial heat, and is used for removing snow and ice on the road surface. Specifically, the heat pump 8 is located 20-30m below the road surface, and provides a vertically arranged heat supply pipe 7 for transferring heat into the heat conduction pipe 2.

The power generation device is one or combination of a solar power generation device 3 and a wind power generation device 9.

The solar power generation device 3 is arranged on side slopes 5 on two sides of a road, and the gradient of the side slope 5 is 1-1. Specifically, the solar power generation devices 3 are arranged on the side slope 5 according to a side slope terrain, the length, the width and the height of each solar power generation device 3 are respectively 1-1.2m, 1-1.2m and 0.3-0.6m, and the interval between every two adjacent solar power generation devices 3 is 4-6m.

The road 1 is a bidirectional four-lane road, and the width of the single-vehicle road surface is 3.5-3.75m; the wind power generation device 9 is arranged in a central separation belt 10 arranged in the center of the road surface, and the width of the central separation belt 10 is 1.2-1.5m. The diameter of the wind power generation device 9 is 1.1-1.3m, and the interval between two adjacent wind power generation devices 9 is 4-5m.

The power generation device is also connected with the lighting devices 4 arranged on two sides of the road surface, and the lighting devices 4 supply power, so that more energy is saved. The height of the lighting devices 4 is 3-5m, and the interval between two adjacent lighting devices 4 is 2-3m.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention to be classified in any form, and any simple modification, equivalent change and modification made by the technical essence of the present invention to the above embodiments are not departing from the technical solution of the present invention.

Claims

1. The utility model provides a road surface snow removing device based on renewable energy which characterized in that: the heat pump system comprises a heat conduction pipe (2) laid between a lower layer and an upper layer of a road (1), wherein a heating fluid is arranged in the heat conduction pipe (2), a liquid inlet end of the heat conduction pipe (2) is connected with an outlet of a heat pump (8) through a heat supply pipe (7), and an inlet of the heat pump (8) is circularly connected with a liquid outlet end of the heat conduction pipe (2); the heat pump (8) is connected with the power generation device through a cable; and flexible heat insulation layers (6) are wrapped at the two sides and the bottom of the heat conduction pipe (2).

2. The renewable energy-based road snow removing device according to claim 1, characterized in that: the heat conducting pipes (2) are steel square pipes, U-shaped pipes or special pipes with planar upper surfaces.

3. The renewable energy-based road snow removing device according to claim 2, characterized in that: the flexible heat insulation layer (6) comprises a heat insulation layer (601) and a heat insulation layer (602) which are arranged in sequence from outside to inside; the heat insulation layer (601) is made of heat insulation cloth, and the heat insulation layer (602) is made of heat insulation cotton, cotton-linen fabric or foam.

4. The renewable energy-based road snow removing device according to claim 3, characterized in that: the heat conduction pipes (2) are of a serpentine coil structure which is fully paved in a road surface.

5. The renewable energy-based road snow removing device according to claim 1, characterized in that: the heat pump (8) is a ground source heat pump, and the ground source heat pump and the heat supply pipe (7) are pre-buried in the deep stratum of the road.

6. The renewable energy-based road snow removing device as recited in claim 5, wherein: the heat pump (8) is positioned 20-30m below the road surface and is provided with a vertically arranged heat supply pipe (7) connected with the heat conduction pipe (2).

7. The renewable energy-based road snow removing device according to claim 1, characterized in that: the power generation device is one or combination of a solar power generation device (3) and a wind power generation device (9).

8. The renewable energy-based road snow removing device according to claim 7, characterized in that: the solar power generation device (3) is arranged on side slopes (5) on two sides of a road; the length, width and height of the solar power generation devices (3) are respectively 1-1.2m, 1-1.2m and 0.3-0.6m, and the interval between two adjacent solar power generation devices (3) is 4-6m.

9. The renewable energy-based road snow removing device according to claim 7, characterized in that: the road (1) is a bidirectional four-lane road; the wind power generation devices (9) are arranged in a central separation belt (10) arranged in the center of the road surface, the diameter of each wind power generation device (9) is 1.1-1.3m, and the interval between every two adjacent wind power generation devices (9) is 4-5m.

10. A road snow removing apparatus based on renewable energy according to any one of claims 1 to 9, characterized in that: the power generation device is also connected with the lighting devices (4) arranged on two sides of the road surface; the height of the lighting devices (4) is 3-5m, and the interval between two adjacent lighting devices (4) is 2-3m.