CN210977923U

CN210977923U - Cooling fan for subway

Info

Publication number: CN210977923U
Application number: CN201921470425.3U
Authority: CN
Inventors: 王日华
Original assignee: Hai'an Yading Electromechanical Manufacturing Co ltd
Current assignee: Hai'an Yading Electromechanical Manufacturing Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-07-10
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a radiator fan for subway relates to subway heat dissipation technical field, for solving in constrictive space, the air convection that the high-speed operation of subway produced can block gaseous taking a breath, is unfavorable for thermal dredging, and accumulational heat can not in time dispel the heat, and the temperature can rise, influences the problem that the passenger enjoyed. The utility model discloses a subway platform, including subway shell, motor frame, inlet port, outlet port, motor output end, the inside of subway shell is provided with the recess, two be provided with quick-witted case between the recess, the both sides of machine case all are provided with the lug, the inside of machine case is provided with the motor, the outside of motor frame is provided with the louvre, the below of machine case is provided with the inlet port, the top of machine case is provided with the venthole, the top of motor output end is provided with the pivot, the one end of pivot runs through motor frame and quick-witted case and extends to the top of machine case, the top of pivot is provided with the connecting block.

Description

Cooling fan for subway

Technical Field

The utility model relates to a subway heat dissipation technical field specifically is a radiator fan for subway.

Background

Subway is a form of railway transportation, and refers to an urban rail transit system mainly operated underground, namely, Subway or Subway (undersow, tube, underground). The subway of a city reflects the culture of the city, and in addition, the urban rail transit system is also used as an index for showing the country to be high in economy, society and technology. Compared with other vehicles in cities, the subway has the advantages that the subway can avoid the ground congestion of the cities and fully utilize the space: firstly, the transportation capacity is large, and secondly, the speed is high; it has erected the underground channels of the city, has driven huge underground shopping mall. In order to improve the enjoyment of passengers, a suitable environment needs to be created, and the heat generated inside the subway needs to be conducted away in time by using a cooling fan.

At present, in order to save the ground space, a track is constructed underground. Because the subway is built underground, the subway is limited by space, and can not be as same as the subway in ground space, and heat can be quickly conducted by air convection in a large space; in a narrow space, air convection generated when the subway runs at a high speed can block air exchange, so that heat is not easy to dredge, the temperature is increased due to heat accumulation, and the enjoyment of passengers is influenced. Therefore, a cooling fan for a subway is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a radiator fan for subway to propose in solving above-mentioned background art in narrow space, the air convection that the high-speed operation of subway produced can block gaseous taking a breath, is unfavorable for thermal mediation, and accumulational heat can not in time dispel the heat, and the temperature can rise, influences the problem that the passenger enjoyed.

In order to achieve the above object, the utility model provides a following technical scheme: a heat dissipation fan for a subway comprises a subway shell, wherein grooves are formed in the subway shell, two grooves are formed in the subway shell, one ends of the two grooves extend into the subway shell, a case is arranged between the two grooves, protruding blocks are arranged on two sides of the case, one ends of the protruding blocks extend into the grooves, a motor is arranged in the case and connected with the case through a motor frame, heat dissipation holes are formed in the outer portion of the motor frame, one ends of the heat dissipation holes extend into the motor frame, air inlet holes are formed in the lower portion of the case, twelve air inlet holes are formed in the air inlet holes, one ends of twelve air inlet holes extend into the case, air outlet holes are formed in the upper portion of the case, twelve air outlet holes are formed in the air outlet holes, one ends of the twelve air outlet holes extend into the case, and a rotating shaft is arranged above the output end of the motor, and the output of pivot and motor passes through the coupling joint, the one end of pivot runs through motor frame and quick-witted case and extends to the top of quick-witted case, the top of pivot is provided with the connecting block, and the connecting block is connected with pivot gas welding, the outside of connecting block is provided with the fan blade, and the fan blade is provided with threely, and three fan blade all is connected with connecting block gas welding, the top of connecting block is provided with the heating panel, and the both ends of heating panel all extend to the inside of subway shell.

Preferably, two sides of the two convex blocks are provided with four rubber pads, and one ends of the four rubber pads are attached to the case.

Preferably, a silica gel pad is arranged between the motor and the case, and two ends of the silica gel pad are respectively connected with the motor and the case in a fitting manner.

Preferably, the inside of the case is provided with two fans, and the two fans are symmetrically arranged around the vertical center line of the motor frame.

Preferably, a bearing is arranged at the contact position of the rotating shaft and the case, and the bearing is rotatably connected with the rotating shaft.

Preferably, a filter screen is arranged inside the heat dissipation plate, and two ends of the filter screen extend into the heat dissipation plate.

Preferably, a protective cover is arranged above the heat dissipation plate, and the protective cover is connected with the subway shell through bolts.

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

1. the utility model drives the fan blades to rotate through the rotating shaft under the work of the motor through the arrangement of the motor and the heat dissipation plate and the driving motor, and can generate a reverse airflow so as to carry out the circular exchange of the gas; the setting of heating panel can carry out quick heat dissipation with the inside exhaust heat of subway, in time dredges the heat, avoids the inside heat of subway to pile up too much and causes the inside temperature of subway to rise. The problem of in narrow space, subway when high-speed operation, gaseous convection current that produces can prevent gaseous conversion of current, can not in time dredge away the inside heat of subway is solved.

2. The utility model can rapidly dissipate the heat of the hot air flow of the current conversion by the heat dissipation plate through the arrangement of the heat dissipation plate and the filter screen; the filter screen can filter the gas convection, prevents that the dust in the gas from entering into heat abstractor, influences heat abstractor's heat dissipation. The problem that heat cannot be quickly dissipated by means of air convection is solved.

3. According to the utility model, through the arrangement of the silica gel pad and the rubber pad, the silica gel pad can buffer the vibration generated when the motor works, so that the noise of the motor during working is reduced; the rubber pad can effectually cushion the extrusion force of subway to quick-witted case, avoids quick-witted case impaired because of receiving the too big quick-witted case that leads to of extrusion force, influences the use. The problem of the noise that the extrusion force produced between motor work and subway and the quick-witted case influences passenger's enjoyment is solved.

4. The utility model discloses a device passes through the setting of protection casing, and the protection casing can effectively avoid foreign object and heat abstractor direct contact, causes the collision. The problem that the heat dissipation device is damaged due to collision of a foreign object is solved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a connection diagram of the heat dissipation plate and the protection cover of the present invention with the subway case;

fig. 3 is a cross-sectional view of the connection between the chassis and the subway case.

In the figure: 1. a subway enclosure; 2. a groove; 3. a chassis; 4. a motor frame; 5. a motor; 6. a silica gel pad; 7. heat dissipation holes; 8. an air inlet; 9. a fan; 10. a bump; 11. a rubber pad; 12. an air outlet; 13. a rotating shaft; 14. connecting blocks; 15. a fan blade; 16. a bearing; 17. a heat dissipation plate; 18. a protective cover; 19. a bolt; 20. and (4) a filter screen.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a heat dissipation fan for a subway comprises a subway shell 1, wherein a groove 2 is arranged in the subway shell 1, two grooves 2 are arranged in each groove 2, one end of each groove 2 extends into the subway shell 1, each groove 2 can contain a bump 10, a case 3 is arranged between the two grooves 2, the bumps 10 are arranged on two sides of the case 3, one end of each bump 10 extends into the corresponding groove 2, a motor 5 is arranged in the case 3, the motor 5 is connected with the case 3 through a motor frame 4, heat dissipation holes 7 are arranged outside the motor frame 4, one end of each heat dissipation hole 7 extends into the motor frame 4, the heat dissipation holes 7 can conduct heat generated by the motor 5 in operation, air inlet holes 8 are arranged below the case 3, twelve air inlet holes 8 are arranged in the case 8, one end of each twelve air inlet holes 8 extends into the case 3, and the air inlet holes 8 can absorb the heat in the subway, the top of quick-witted case 3 is provided with venthole 12, venthole 12 is provided with twelve, and the one end of twelve ventholes 12 extends to the inside of quick-witted case 3, venthole 12 can discharge the inside steam of subway, the top of motor 5 output is provided with pivot 13, and pivot 13 passes through the coupling joint with motor 5's output, the one end of pivot 13 runs through motor frame 4 and quick-witted case 3 and extends to the top of quick-witted case 3, the top of pivot 13 is provided with connecting block 14, and connecting block 14 is connected with pivot 13 gas welding, the outside of connecting block 14 is provided with fan blade 15, fan blade 15 is provided with threely, and three fan blade 15 all is connected with connecting block 14 gas welding, fan blade 15 can dredge steam, the top of connecting block 14 is provided with heating panel 17, and the both ends of heating panel 17 all extend to the inside of subway shell 1. The heat radiation plate 17 can radiate heat inside the subway.

Further, two sides of the two bumps 10 are provided with four rubber pads 11, and the four rubber pads 11 are attached to the chassis 3 at one ends of the four rubber pads 11. The influence of vibration generated during the operation of the subway on the case 3 can be reduced through the rubber pads 11, and the case 3 is prevented from being extruded.

Further, a silica gel pad 6 is arranged between the motor 5 and the case 3, and two ends of the silica gel pad 6 are respectively attached to the motor 5 and the case 3. The vibration generated when the motor 5 works can be buffered through the silica gel pad 6.

Further, the inside of machine case 3 is provided with fan 9, and fan 9 is provided with two, and two fan 9 about the perpendicular central line symmetry setting of motor frame 4. The hot air in the subway can be extracted by the fan 9 and is exhausted through the air outlet 12.

Further, a bearing 16 is arranged at a contact position of the rotating shaft 13 and the case 3, and the bearing 16 is rotatably connected with the rotating shaft 13. The smooth rotation of the rotary shaft 13 can be improved by the bearing 16, and the rotation noise can be reduced.

Further, a filter net 20 is disposed inside the heat dissipation plate 17, and both ends of the filter net 20 extend to the inside of the heat dissipation plate 17. The dust can be filtered through the filter screen 20, so that the dust is effectively prevented from entering the heat dissipation device, and the heat dissipation efficiency of the heat dissipation device is reduced.

Further, a protective cover 18 is arranged above the heat dissipation plate 17, and the protective cover 18 is connected with the subway shell 1 through a bolt 19. The protective cover 18 can effectively prevent foreign objects from colliding with the heat sink and damaging the heat sink.

The working principle is as follows: during the use, correctly install heat abstractor and subway, when the subway operation, driving motor 5 and fan 9 simultaneously can pass through the extraction of inlet port 8 with the inside heat that produces of subway operation under the effect of fan 9 to discharge through venthole 12. Can be with on the hot-gas transfer panel 17 through the exhaust of venthole 12 through motor 5, dispel the heat with hot-gas fast, the effectual too much rise that leads to the temperature of avoiding the heat. The setting of silica gel pad 6 and rubber pad 11 can cushion the vibration that motor 5 and fan 9 during operation produced, and effectual noise reduction improves passenger's enjoyment. The protective cover 18 can prevent foreign objects from colliding with the heat dissipation device when the subway runs at a high speed, and the heat dissipation device is prevented from being damaged due to collision of the foreign objects, so that the normal work of the heat dissipation device is prevented from being influenced. The filter screen 20 is disposed to filter dust, so as to prevent dust from entering the heat sink, which may result in poor heat dissipation efficiency.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a radiator fan for subway, includes subway shell (1), its characterized in that: the subway train is characterized in that grooves (2) are formed in the subway train shell (1), two grooves (2) are formed in the subway train shell, one ends of the two grooves (2) extend into the subway train shell (1), a case (3) is arranged between the two grooves (2), protruding blocks (10) are arranged on two sides of the case (3), one ends of the protruding blocks (10) extend into the grooves (2), a motor (5) is arranged in the case (3), the motor (5) is connected with the case (3) through a motor frame (4), heat dissipation holes (7) are formed in the outer portion of the motor frame (4), one ends of the heat dissipation holes (7) extend into the motor frame (4), air inlet holes (8) are formed in the lower portion of the case (3), twelve air inlet holes (8) are formed in the air inlet holes (8), and one ends of the twelve air inlet holes (8) extend into the case (3), the upper part of the case (3) is provided with air outlet holes (12), twelve air outlet holes (12) are arranged, one end of each of the twelve air outlet holes (12) extends into the case (3), a rotating shaft (13) is arranged above the output end of the motor (5), the rotating shaft (13) is connected with the output end of the motor (5) through a coupler, one end of the rotating shaft (13) penetrates through the motor frame (4) and the case (3) and extends to the upper part of the case (3), a connecting block (14) is arranged above the rotating shaft (13), the connecting block (14) is connected with the rotating shaft (13) in a gas welding way, three fan blades (15) are arranged outside the connecting block (14), the three fan blades (15) are all connected with the connecting block (14) in a gas welding way, a heat dissipation plate (17) is arranged above the connecting block (14), and both ends of the heat dissipation plate (17) extend to the inside of the subway shell (1).

2. The cooling fan for the subway according to claim 1, characterized in that: two sides of the two convex blocks (10) are provided with four rubber pads (11), and one ends of the four rubber pads (11) are attached to the case (3).

3. The cooling fan for the subway according to claim 1, characterized in that: and a silica gel pad (6) is arranged between the motor (5) and the case (3), and two ends of the silica gel pad (6) are respectively attached and connected with the motor (5) and the case (3).

4. The cooling fan for the subway according to claim 1, characterized in that: the fan (9) is arranged in the case (3), the number of the fans (9) is two, and the two fans (9) are symmetrically arranged relative to the vertical center line of the motor frame (4).

5. The cooling fan for the subway according to claim 1, characterized in that: and a bearing (16) is arranged at the contact position of the rotating shaft (13) and the case (3), and the bearing (16) is rotationally connected with the rotating shaft (13).

6. The cooling fan for the subway according to claim 1, characterized in that: the heat dissipation plate is characterized in that a filter screen (20) is arranged inside the heat dissipation plate (17), and two ends of the filter screen (20) extend into the heat dissipation plate (17).

7. The cooling fan for the subway according to claim 1, characterized in that: a protective cover (18) is arranged above the heat dissipation plate (17), and the protective cover (18) is connected with the subway shell (1) through a bolt (19).