CN210265028U

CN210265028U - Train airflow power generation device

Info

Publication number: CN210265028U
Application number: CN201921215926.7U
Authority: CN
Inventors: 付瑶; 陈队永; 刘凤艳; 张雪春; 杨洋
Original assignee: Shijiazhuang Tiedao University
Current assignee: Shijiazhuang Tiedao University
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-04-07
Anticipated expiration: 2029-07-30

Abstract

The utility model provides a train airflow generating set, which relates to the technical field of wind power generation equipment and comprises an impeller, a gear box, a generator, a box body and a heat dissipation pipe component; the lower part of the impeller is provided with a supporting rod which is rotationally connected with the impeller; the input shaft of the gear box is connected with the main shaft of the impeller; the generator is connected with an output shaft of the gear box; the box body is covered on the gear box and the generator; the heat dissipation heat pipe assembly is arranged above the box body and is internally provided with a heat pipe, and the lower end of the heat pipe extends into the box body. The utility model provides a train air current power generation facility utilizes the impeller to realize the collection to train track both sides wind energy to transmit kinetic energy for the generator through the gear box and realize wind power generation, utilize the good heat of heat pipe to carry the ability, realize the effective derivation of heat in the box through the heat dissipation heat pipe subassembly that sets up on the box, be convenient for reduce the inside temperature of box fast, guarantee that the operation of generator is stable, improved the generating efficiency, prolonged equipment life.

Description

Train airflow power generation device

Technical Field

The utility model belongs to the technical field of wind power generation equipment, more specifically say, relate to a train air current power generation facility.

Background

Wind power generation is electric power equipment which converts kinetic energy of wind into electric energy, converts wind energy into mechanical power, and drives a rotor to rotate by the mechanical power to finally output alternating current. In some open areas with better wind conditions, wind power generation has been widely popularized and used.

In the process of applying the airflow to power generation, the space is limited, the impeller is arranged to be small and the rotating speed is high, so that the heat production quantity of the generator is large, the damage to the generator is easily caused, and the service life of equipment is not favorably ensured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a train air current power generation facility to solve the train air current power generation in-process that exists among the prior art and produce the technical problem that the heat is great, influence the generator normal operating.

In order to achieve the above object, the utility model adopts the following technical scheme: providing a train airflow power generation device which comprises an impeller, a gear box, a generator, a box body and a heat dissipation and heat pipe assembly; the impeller is arranged on the side part of the train track, and the lower part of the impeller is provided with a support rod which is rotationally connected with the impeller; the input shaft of the gear box is connected with the main shaft of the impeller; the generator is connected with an output shaft of the gear box; the box body is covered on the gear box and the generator; the heat dissipation heat pipe assembly is arranged above the box body and is internally provided with a heat pipe, and the lower end of the heat pipe extends into the box body.

As further optimization, the heat dissipation heat pipe assembly comprises a heat dissipation box arranged above the box body and a heat dissipation sheet arranged in the heat dissipation box and with a surface perpendicular to a main shaft of the heat pipe, and the heat pipe penetrates through the heat dissipation sheet.

As a further optimization, the number of the heat pipes is several, and the plurality of the heat dissipation fins 430 are distributed in the up-down direction.

As further optimization, the heat pipe is a U-shaped component and comprises a straight pipe portion and an elbow portion, the elbow portion is located in the box body, and the straight pipe portion penetrates through the radiating fins.

As a further optimization, a heat dissipation fan is further arranged in the heat dissipation box, the heat pipe is located on the air outlet side of the heat dissipation fan, and an air outlet is formed in one side, far away from the heat dissipation fan, of the heat dissipation box.

As further optimization, the air outlet is provided with a plurality of air outlets in parallel, the heat dissipation box is provided with a plurality of rain shielding plates respectively positioned above the air outlet, and the outer ends of the rain shielding plates are arranged in a downward inclined mode.

As a further optimization, the lower end of the supporting rod is provided with a lifting component for lifting the impeller to move up and down.

As a further optimization, the lifting assembly comprises a bottom plate, two first hinged rods which are arranged in parallel and are hinged to the bottom plate at the lower ends, two second hinged rods which are hinged to the middle portions of the two first hinged rods at the middle portions, a top plate which is hinged to the upper ends of the second hinged rods and a hydraulic cylinder which is used for driving the lower ends of the second hinged rods, wherein the upper ends of the first hinged rods are connected with the top plate in a sliding mode, and the lower ends of the second hinged rods are connected with the bottom plate in a sliding mode.

As further optimization, at least two first connecting rods are arranged between the two first hinged rods, at least two second connecting rods are arranged between the two second hinged rods, and the hydraulic cylinder is connected with the second connecting rod located below.

As further optimization, a first guide rail is arranged on the top plate, a second guide rail is arranged on the bottom plate, a first wheel which is in rolling connection with the first guide rail is arranged at the upper end of the first hinged rod, and a second wheel which is in rolling connection with the second guide rail is arranged at the lower end of the second hinged rod.

The utility model provides a train air current power generation facility's beneficial effect lies in: the utility model provides a train air current power generation facility utilizes the impeller to realize the collection to train track both sides wind energy to transmit kinetic energy for the generator through the gear box and realize wind power generation, utilize the good heat of heat pipe to carry the ability, realize the effective derivation of heat in the box through the heat dissipation heat pipe subassembly that sets up on the box, be convenient for reduce the inside temperature of box fast, guarantee that the operation of generator is stable, improved the generating efficiency, prolonged equipment life.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a train airflow power generation device provided by an embodiment of the present invention;

FIG. 2 is a left side view of the structure of FIG. 1;

FIG. 3 is a schematic view of a partial enlarged structure of I in FIG. 1;

fig. 4 is a schematic structural diagram of the heat pipe in fig. 1.

In the figure: 100. an impeller; 110. a strut; 200. a gear case; 300. a generator; 400. a heat sink heat pipe assembly; 410. a heat pipe; 411. a straight tube portion; 412. a bent pipe portion; 420. a heat dissipation box; 421. an air outlet; 422. a flashing; 430. a heat sink; 440. a heat radiation fan; 500. a lifting assembly; 510. a base plate; 511. a second guide rail; 512. a first wheel; 520. a first hinge lever; 521. a first link; 530. a second hinge lever; 531. a second link; 540. a top plate; 541. a first guide rail; 550. a hydraulic cylinder; 600. and (4) a box body.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 4 together, a train airflow power generation device provided by the present invention will now be described. The train airflow power generation device comprises an impeller 100, a gear box 200, a generator 300, a box body 600 and a heat dissipation and heat pipe assembly 400; the impeller 100 is arranged at the side part of the train track, and the lower part of the impeller 100 is provided with a support rod 110 which is rotationally connected with the impeller 100; an input shaft of the gear box 200 is connected with a main shaft of the impeller 100; the generator 300 is connected with an output shaft of the gearbox 200; the box body 600 covers the gear box 200 and the generator 300; the heat dissipation heat pipe assembly 400 is disposed above the case 600, and a heat pipe 410 is disposed inside the heat dissipation heat pipe assembly, and a lower end of the heat pipe 410 extends into the case 600. It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. The terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention.

When a train passes by, the impeller 100 is rapidly rotated by a strong airflow brought by the train, wind energy is converted into mechanical energy through the gear box 200 and is transmitted to the generator 300, the generator 300 is used for generating electricity, and in the processes of mechanical energy transmission and electricity generation, a large amount of heat energy generated in the box body 600 is transferred from the inside of the box body 600 to the area of the heat dissipation heat pipe assembly 400 through the heat pipe 410, so that heat transfer is realized, and adverse effects of overhigh ambient temperature on the generator 300 are avoided.

The heat pipe 410 takes full advantage of the heat conduction principle and the rapid heat transfer property of the phase-change medium, and the heat of the heat-generating object is rapidly transferred out of the heat source through the heat pipe 410, and the heat conduction capability of the heat pipe exceeds that of any known metal. In this embodiment, the heat pipe 410 extending into the box 600 is used to quickly and effectively collect the heat in the box 600, and the heat is transferred into the heat dissipation pipe assembly 400 above the box 600 and discharged, so that the internal temperature of the box 600 is effectively reduced, and the adverse effect on the generator 300 is avoided.

The utility model provides a train air current power generation facility, compared with the prior art, the utility model provides a train air current power generation facility utilizes impeller 100 to realize the collection to train track both sides wind energy to transmit kinetic energy for generator 300 through gear box 200 and realize wind power generation, utilize the good heat of heat pipe 410 to carry the ability, realize effectively deriving of heat in box 600 through the heat dissipation heat pipe subassembly 400 that sets up on box 600, be convenient for reduce the inside temperature of box 600 fast, guarantee that generator 300's operation is stable, the generating efficiency is improved, the equipment life has been prolonged.

Referring to fig. 1, fig. 3 and fig. 4, as an embodiment of the train airflow power generation apparatus provided by the present invention, the heat dissipation heat pipe assembly 400 includes a heat dissipation box 420 disposed above the box body 600 and a heat dissipation fin 430 disposed in the heat dissipation box 420 and having a plate surface perpendicular to a main axis of the heat pipe 410, wherein the heat pipe 410 is disposed through the heat dissipation fin 430. The heat pipes 410 are provided with a plurality of fins 430 which are distributed in the vertical direction. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. The heat dissipation box 420 is used for accommodating the heat pipe 410 and the heat dissipation fins 430, so that the device is prevented from being corroded by wind, frost, rain and snow in the outdoor use process, and the service life of the device is prolonged. The heat pipe 410 is used for conducting heat in the box body 600 to the heat dissipation box 420, and the heat conducted by the heat pipe 410 can be quickly dissipated due to the arrangement of the heat dissipation fins 430, so that the heat transfer area between the heat pipe 410 and the outside is effectively increased, and heat dissipation is facilitated. The heat dissipation fins 430 are horizontally arranged, and the heat pipe 410 penetrates through the heat dissipation fins 430, so that the effect of effectively diffusing the heat at the periphery of the heat pipe 410 outwards can be realized.

Referring to fig. 1, 3 and 4, as an embodiment of the train airflow power generation device provided by the present invention, the heat pipe 410 is a U-shaped member, the heat pipe 410 includes a straight pipe portion 411 and a bent pipe portion 412, the bent pipe portion 412 is located in the box 600, and the straight pipe portion 411 is disposed through the heat sink 430. In this embodiment, the U-shaped heat pipe is used to facilitate effective collection of heat in the box 600 by the lower bent pipe portion 412, and then the heat is dissipated to the heat sink 430 through the upper straight pipe portion 411 to achieve heat transfer. The straight tube portion 411 is convenient to sequentially penetrate through the radiating fins 430, effective contact with the radiating fins 430 is achieved, and radiating efficiency is improved.

Referring to fig. 1, as a specific embodiment of the train airflow power generation apparatus provided by the present invention, a heat dissipation fan 440 is further disposed in the heat dissipation box 420, the heat pipe 410 is located at an air outlet side of the heat dissipation fan 440, and an air outlet 421 is disposed at a side of the heat dissipation box 420 away from the heat dissipation fan 440. The arrangement of the heat dissipation fan 440 increases the heat dissipation speed of the surface of the heat dissipation fins 430, further increasing the heat radiation efficiency. The air outlet 421 disposed on the heat dissipating box 420 can guide the heat from the heat dissipating fan 440 to the outside of the box 600, so as to discharge the heat. In addition, the blowing wind direction of the heat dissipation fan 440 is parallel to the plate surface of the heat dissipation fin 430, so that smooth discharge of the airflow can be realized, the obstruction of the plate surface of the heat dissipation fin 430 to the airflow is avoided, and the heat discharge efficiency is effectively improved.

Referring to fig. 1 and fig. 3, as a specific embodiment of the train airflow power generation device provided by the present invention, a plurality of air outlets 421 are arranged in parallel, a plurality of rain shields 422 are arranged on the heat dissipation box 420 and respectively located above the air outlets 421, and the outer ends of the rain shields 422 are inclined downward. The air outlet 421 and the rain shield 422 mutually combined form of setting can guarantee that the hot gas flow is discharged, can also carry out sheltering from to a certain extent to the air outlet 421, avoids the problem that sleet got into from the air outlet 421. The outer end downward sloping of dash board 422 is convenient for realize good barrier effect, avoids adverse effect of bad weather.

Referring to fig. 1 to 2, as an embodiment of the train airflow power generation apparatus provided by the present invention, a lifting assembly 500 for lifting the impeller 100 to move up and down is disposed at a lower end of the supporting rod 110. The lifting assembly 500 is provided to facilitate adjustment of the impeller 100 according to the specific height of the train. The lifting assembly 500 in this embodiment may adopt a gear-rack transmission form or a lead screw transmission form, and may realize the position movement of the support rod 110 in the up-down direction, so as to effectively adjust the height of the impeller 100 when passing through a train corresponding to different train models, so as to facilitate the corresponding collection of the air flow.

Referring to fig. 1 to 2, as a specific embodiment of the train air current power generation apparatus provided by the present invention, the lifting assembly 500 includes a bottom plate 510, two first hinge rods 520 disposed in parallel and having lower ends hinged to the bottom plate 510, two second hinge rods 530 having middle portions hinged to the middle portions of the two first hinge rods 520, a top plate 540 hinged to the upper end of the second hinge rod 530, and a hydraulic cylinder 550 for driving the lower end of the second hinge rod 530, wherein the upper end of the first hinge rod 520 is slidably connected to the top plate 540, and the lower end of the second hinge rod 530 is slidably connected to the bottom plate 510. 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. The lifting assembly 500 in this embodiment adopts the form of the first hinge rod 520 and the second hinge rod 530 hinged at the middle part, and the lower end of the second hinge rod 530 is driven by the hydraulic cylinder 550 to realize the adjustment of the included angle between the first hinge rod 520 and the second hinge rod 530, so as to realize the top bracing effect on the top plate 540, so that the top plate 540 drives the supporting rod 110 to move up and down, thereby realizing the adjustment of the height of the impeller 100, and achieving the effect of effective collection of air flow by matching trains with different heights.

Referring to fig. 1 to 2, as a specific embodiment of the train airflow power generation device provided by the present invention, at least two first connecting rods 521 are disposed between two first hinged rods 520, at least two second connecting rods 531 are disposed between two second hinged rods 530, and the hydraulic cylinder 550 is connected to the second connecting rod 531 located below. First connecting rod 521 sets up the simultaneous movement that can realize two first articulated levers 520, and the simultaneous movement of two second articulated levers 530 can be realized in the setting of second connecting rod 531, the effectual harmony of having guaranteed above-mentioned component motion, and then the face of guaranteeing top roof 540 is the horizontality, avoids impeller 100 the crooked problem in position to appear.

Referring to fig. 1 to 2, as a specific embodiment of the train airflow power generation apparatus provided by the present invention, a first guide rail 541 is disposed on the top plate 540, a second guide rail 511 is disposed on the bottom plate 510, a first wheel 512 for rolling connection with the first guide rail 541 is disposed at the upper end of the first hinge rod 520, and a second wheel for rolling connection with the second guide rail 511 is disposed at the lower end of the second hinge rod 530. The arrangement of the first guide rail 541 is effective in limiting the first wheel 512, and the linear stability of the upper end of the first hinge rod 520 in the operation process is ensured. The first wheel 512 and the first guide rail 541 are in rolling fit with each other, so that friction between the first wheel and the first guide rail 541 can be reduced, resistance on the hydraulic cylinder 550 is reduced, and smoothness of lifting is guaranteed.

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

Claims

1. Train air current power generation facility, its characterized in that includes:

the impeller (100) is arranged on the side part of the train track, and a support rod (110) which is rotatably connected with the impeller (100) is arranged at the lower part of the impeller (100);

a gear box (200) having an input shaft connected to a main shaft of the impeller (100);

a generator (300) connected to an output shaft of the gearbox (200);

the box body (600) is covered on the gear box (200) and the generator (300);

the heat dissipation heat pipe assembly (400) is arranged above the box body (600) and is internally provided with a heat pipe (410), and the lower end of the heat pipe (410) extends into the box body (600).

2. The train air flow power generation device of claim 1, characterized in that the heat dissipation heat pipe assembly (400) comprises a heat dissipation box (420) arranged above the box body (600) and a heat dissipation fin (430) arranged in the heat dissipation box (420) and having a plate surface arranged perpendicular to a main axis of the heat pipe (410), wherein the heat pipe (410) is arranged through the heat dissipation fin (430).

3. The air-flow power generation device for train as claimed in claim 2, wherein said heat pipes (410) are provided in plurality, and said heat dissipation fins (430) are distributed in plurality in the up-down direction.

4. The train air flow power generation device of claim 2, characterized in that the heat pipe (410) is a U-shaped member, the heat pipe (410) comprises a straight pipe portion (411) and an elbow portion (412), the elbow portion (412) is located in the box body (600), and the straight pipe portion (411) is arranged through the heat radiating fins (430).

5. The train airflow power generation device as claimed in claim 2, wherein a heat dissipation fan (440) is further disposed in the heat dissipation box (420), the heat pipe (410) is located at the air outlet side of the heat dissipation fan (440), and an air outlet (421) is disposed at a side of the heat dissipation box (420) away from the heat dissipation fan (440).

6. The train airflow power generation device according to claim 5, wherein a plurality of air outlets (421) are arranged in parallel, a plurality of rain shields (422) are arranged on the heat dissipation box (420) and respectively located above the air outlets (421), and outer ends of the rain shields (422) are arranged in a downward inclined manner.

7. The train air flow power generation device of any one of claims 1 to 6, characterized in that the lower end of the supporting rod (110) is provided with a lifting assembly (500) for lifting the impeller (100) to move up and down.

8. The train air flow power generation device of claim 7, characterized in that the lifting assembly (500) comprises a bottom plate (510), two first hinge rods (520) arranged in parallel and hinged with the bottom plate (510) at the lower ends thereof, two second hinge rods (530) respectively hinged with the middle parts of the two first hinge rods (520), a top plate (540) hinged with the upper ends of the second hinge rods (530), and a hydraulic cylinder (550) for driving the lower ends of the second hinge rods (530), wherein the upper ends of the first hinge rods (520) are slidably connected with the top plate (540), and the lower ends of the second hinge rods (530) are slidably connected with the bottom plate (510).

9. The air flow power plant for trains as claimed in claim 8, characterized in that at least two first connecting rods (521) are arranged between two first articulated rods (520), at least two second connecting rods (531) are arranged between two second articulated rods (530), and said hydraulic cylinder (550) is connected with the second connecting rod (531) positioned below.

10. The train air current power generation device of claim 9, wherein a first guide rail (541) is provided on said top plate (540), a second guide rail (511) is provided on said bottom plate (510), a first wheel (512) for rolling connection with said first guide rail (541) is provided at an upper end of said first hinge rod (520), and a second wheel for rolling connection with said second guide rail (511) is provided at a lower end of said second hinge rod (530).