CN212966914U

CN212966914U - LED guideboard for bus

Info

Publication number: CN212966914U
Application number: CN202022260681.9U
Authority: CN
Inventors: 阙丹萍
Original assignee: Fujian Nanping Sanfang Technology Development Co ltd
Current assignee: Li Chunlin; Li Yang
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-04-13
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses a LED signpost of on-vehicle usefulness of bus belongs to the transportation equipment field, and its technical scheme main points include that one side has the fixed frame of open-ended and can dismantle the display screen base of connecting in fixed frame, and a plurality of louvres have been seted up to the symmetry on the relative lateral wall of fixed frame, and one side outside the fixed frame is fixed with the motor, and the output shaft of motor is towards the louvre direction, coaxial a plurality of flabellums of being provided with on the output shaft of motor, the utility model discloses have the effect of avoiding the LED signpost to cause the damage because of overheated operation.

Description

LED guideboard for bus

Technical Field

The utility model relates to a transportation equipment field, more specifically says that it relates to an on-vehicle LED signpost of using of bus that says so.

Background

The bus makes the very important public transport means in the urban traffic, and urban bus stops distribute much, and every kind of bus all is equipped with specific circuit, and people need obtain the information from the bus's signpost then select to take, and is very convenient, and it is also a method of responding to low carbon life to go out to take the bus, and the signpost of early bus adopts the printing signpost, and along with the development of science and technology, at present, the bus mostly uses intelligent LED signpost, and the information that shows is more.

At present, the utility model discloses a chinese utility model patent that bulletin number is CN209133122U discloses an intelligent LED signpost for bus, including intelligent LED display screen, the outside fixedly connected with display screen base of intelligence LED display screen, fixed frame has been cup jointed in the outside of display screen base, the both sides bolted connection of fixed frame has fixed foot stool, the inner chamber gomphosis of fixed frame has fixed spring bolt, the inboard of fixed spring bolt is equipped with the spring bolt spring, one side that fixed spring bolt was kept away from to the spring bolt spring is equipped with the spring fixer, the top swing joint of fixed spring bolt has the connection lever, the one end swing joint that fixed spring bolt was kept away from to the connection lever has the elastic button.

Similar to the above-mentioned LED guideboard for buses in the prior art, the display screen base can be completely sealed by the fixed outer frame, so that the LED guideboard has poor heat dissipation performance, and the LED display screen is easily damaged due to overheating operation.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a LED signpost of on-vehicle usefulness of bus, it has the advantage of avoiding the LED signpost to cause the damage because of overheated operation.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a LED signpost that bus-mounted used, has open-ended fixed frame and can dismantle the display screen base of connecting in fixed frame including one side, a plurality of louvres have been seted up to the symmetry on the relative lateral wall of fixed frame, one side outside the fixed frame is fixed with the motor, the output shaft of motor is towards the louvre direction, coaxial a plurality of flabellums that are provided with on the output shaft of motor.

Through adopting above-mentioned technical scheme, can blow to fixed frame in through the radiating hole after the motor drive fan rotates, promote the inside circulation of air of fixed frame, the inside heat dispersion of fixed frame of very big improvement avoids the overheated operation of LED signpost to cause the damage.

The utility model discloses further set up to: the side of the fixed outer frame, which is far away from the opening of the fixed outer frame, is provided with a limiting net, and a space is arranged between the inner wall of the fixed outer frame, which is far away from the opening of the fixed outer frame, and the limiting net.

Through adopting above-mentioned technical scheme, spacing net separates into the inside of fixed frame two regions that communicate each other, and one of them region is used for fixed display screen base, and another region plays the radiating effect for the inside air flow efficiency of fixed frame is high, improves the radiating efficiency of LED signpost.

The utility model discloses further set up to: the inner wall of the fixed outer frame is provided with a plurality of ventilation grooves communicated with the heat dissipation holes from the inside of the fixed outer frame to the opening direction of the fixed outer frame.

Through adopting above-mentioned technical scheme, the ventilation slot plays the ventilation effect for display screen base week side's air flow area and flow efficiency promote, improve the radiating efficiency of display screen base.

The utility model discloses further set up to: and a sealing cover used for covering the motor is arranged outside the fixed outer frame, and a cold air hose is communicated with the sealing cover.

Through adopting above-mentioned technical scheme, the air conditioning hose can be connected to the air conditioner exit, conducts air conditioning to fixed frame through motor and fan and carries out the heat exchange, improves the heat dispersion of LED signpost.

The utility model discloses further set up to: the sealing cover is provided with a protruding pipe protruding out and communicated with the inside of the sealing cover, and the cold air hose is sleeved on the outer side of the protruding pipe.

Through adopting above-mentioned technical scheme, the air conditioning hose can be dismantled with the bulge pipe and be connected, makes things convenient for the installation of LED signpost.

The utility model discloses further set up to: the one end that the louvre was kept away from to the protruding exit tube can be dismantled and be connected with the filter screen.

Through adopting above-mentioned technical scheme, the filter screen plays the filter action, avoids debris to get into and causes the jam in closing the cover and the fixed frame, improves heat dissipation stability.

The utility model discloses further set up to: the end of the cold air hose far away from the closed cover is in an open shape.

Through adopting above-mentioned technical scheme, improve the efficiency of air conditioning suction air conditioning hose.

The utility model discloses further set up to: the outer side of the cold air hose is sleeved with a plurality of hanging ropes along the length direction of the cold air hose.

Through adopting above-mentioned technical scheme, hang the rope and can hang in the place of difference, make things convenient for the wiring of air conditioning hose.

To sum up, the utility model has the advantages of it is following:

1. through the arrangement of the heat dissipation holes, the motor and the fan blades, the motor drives the fan to rotate and then blows air into the fixed outer frame through the heat dissipation holes, so that air circulation inside the fixed outer frame is promoted, the heat dissipation performance inside the fixed outer frame is greatly improved, and the damage caused by the overheating operation of the LED guideboard is avoided;

2. the limiting net is arranged to divide the inside of the fixed outer frame into two mutually communicated areas, wherein one area is used for fixing the display screen base, and the other area plays a role in heat dissipation, so that the air flow efficiency in the fixed outer frame is high, and the heat dissipation efficiency of the LED guideboard is improved;

3. by arranging the ventilation grooves, the ventilation grooves play a role in ventilation, so that the air flow area and flow efficiency of the periphery of the display screen base are improved, and the heat dissipation efficiency of the display screen base is improved;

4. through setting up enclosure and air conditioning hose, the air conditioning hose can be connected to the air conditioner exit, conducts air conditioning to fixed frame through motor and fan and carries out the heat exchange, improves the heat dispersion of LED signpost.

Drawings

FIG. 1 is an overall view of the present embodiment;

FIG. 2 is an exploded view of the present embodiment;

FIG. 3 is a schematic cross-sectional view taken along plane A-A of FIG. 1;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Reference numerals: 1. fixing the outer frame; 2. a display screen base; 3. heat dissipation holes; 4. a motor; 5. a fan blade; 6. a limiting net; 7. a ventilation slot; 8. a closure cap; 9. a cold air hose; 10. a protruding tube; 11. a filter screen; 12. hanging a rope; 13. a threaded tubular portion; 14. intelligent LED display screen.

Detailed Description

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

The utility model provides a LED signpost that bus was used, refers to figure 1, has the fixed frame 1 of open-ended cuboid form including one side, can dismantle in the fixed frame 1 and be connected with display screen base 2, and intelligent LED display screen 14 is located display screen base 2.

Referring to fig. 2, a limiting net 6 is fixed on one side of the fixed outer frame 1 away from the opening, and an interval is formed between the inner wall of the fixed outer frame 1 away from the opening and the limiting net 6, so that the limiting net 6 divides the fixed outer frame 1 into two areas, wherein the area close to the opening of the fixed outer frame 1 is used for installing the display screen base 2.

The inner wall of the fixed outer frame 1 is provided with a plurality of ventilation grooves 7 from the inside of the fixed outer frame 1 to the opening direction of the fixed outer frame 1. A plurality of heat dissipation holes 3 are symmetrically formed in opposite side walls of the fixed outer frame 1, and the heat dissipation holes 3 are communicated with the ventilation grooves 7.

Referring to fig. 3 and 4, a motor 4 is fixed on one side outside the fixed outer frame 1, an output shaft of the motor 4 faces the direction of the heat dissipation holes 3, a plurality of fan blades 5 are coaxially arranged on the output shaft of the motor 4, and the fan blades 5 can blow the air outside the fixed outer frame 1 into the heat dissipation holes 3.

Fixed frame 1 is provided with the enclosure 8 that is used for covering motor 4 outward, the protrusion has the bulge pipe 10 with the inside intercommunication of enclosure 8 on the lateral wall that enclosure 8 kept away from louvre 3, and the one end that louvre 3 was kept away from to bulge pipe 10 can be dismantled and be connected with filter screen 11. Filter screen 11 has screwed pipe portion 13 towards integrated into one piece in protruding exit tube 10, and screwed pipe portion 13 is provided with the external screw thread, and protruding pipe 10 inner wall is provided with the internal thread, and screwed pipe portion 13 and the inner wall threaded connection of protruding exit tube 10, the dismouting of filter screen 11 can be realized to rotating screwed pipe portion 13.

The protruding exit tube 10 overcoat is equipped with air conditioning hose 9, and the one end that the louvre 3 was kept away from to air conditioning hose 9 extends the opening part of air conditioner when actual installation, the one end that the enclosure 8 was kept away from to air conditioning hose 9 is uncovered form. The outside of air conditioning hose 9 is equipped with a plurality of ropes 12 of hanging along its length direction cover, and rope 12 of hanging can be fixed air conditioning hose 9, makes things convenient for the wiring of air conditioning hose 9.

The utility model discloses a working process and beneficial effect as follows: after the LED signboards are installed, the inlet end of the cold air hose 9 is wired to the outlet of the air conditioner. Along with motor 4 drive fan rotates the back, air conditioning can blow in fixed frame 1 through louvre 3, promotes the circulation of the inside air of fixed frame 1, and the inside heat dispersion of fixed frame 1 of very big improvement avoids the LED signpost to cause the damage because of overheated operation.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a LED signpost that bus was on-vehicle used, has open-ended fixed frame (1) and can dismantle display screen base (2) of connecting in fixed frame (1) including one side, its characterized in that: a plurality of heat dissipation holes (3) are symmetrically formed in opposite side walls of the fixed outer frame (1), a motor (4) is fixed to one side outside the fixed outer frame (1), an output shaft of the motor (4) faces the direction of the heat dissipation holes (3), and a plurality of fan blades (5) are coaxially arranged on the output shaft of the motor (4).

2. The LED guideboard for the bus according to claim 1, characterized in that: one side of the fixed outer frame (1) far away from the opening of the fixed outer frame is provided with a limiting net (6), and a space is reserved between the inner wall of the fixed outer frame (1) far away from the opening of the fixed outer frame and the limiting net (6).

3. The LED guideboard for the bus according to claim 2, characterized in that: the inner wall of the fixed outer frame (1) is provided with a plurality of ventilation grooves (7) communicated with the heat dissipation holes (3) from the inside of the fixed outer frame (1) to the opening direction of the fixed outer frame (1).

4. The LED guideboard for the bus according to claim 1, characterized in that: a sealing cover (8) used for covering the motor (4) is arranged outside the fixed outer frame (1), and a cold air hose (9) is communicated with the sealing cover (8).

5. The LED guideboard for the bus according to claim 4, characterized in that: protruding exit tube (10) rather than inside intercommunication are gone up the protrusion in enclosure (8), air conditioning hose (9) cup joint in protruding exit tube (10) outside.

6. The LED guideboard for the bus according to claim 5, characterized in that: one end, far away from the heat dissipation hole (3), of the convex pipe (10) is detachably connected with a filter screen (11).

7. The LED guideboard for the bus according to claim 6, characterized in that: one end of the cold air hose (9) far away from the closed cover (8) is open.

8. The LED guideboard for the bus according to claim 7, characterized in that: the outer side of the cold air hose (9) is sleeved with a plurality of hanging ropes (12) along the length direction.