CN209543803U - A kind of LED display of good heat dissipation effect - Google Patents

Abstract

The utility model discloses a kind of LED displays of good heat dissipation effect, belong to LED display technical field, including outer housing and LED display group, enclosure interior is connected with LED display group by bolt, LED display group rear has been bolted to connection heat sink, ventilation hole is provided through inside heat sink, positioning plate is nested at left and right sides of heat sink, two positioning plate sides, which are embedded in, is provided with main ventilation pipe, side main ventilation pipe, which is internally embedded, is provided with the first air-introduced machine, is nested heat radiation module outside the main ventilation pipe of the other side.The perfect heat-dissipating that the utility model passes through aluminium, the air for entering cooling cartridge can be made to cool down rapidly, so that air is to the cold, water mist liquefaction is in water droplet, it is rotated again by wind tooth and water droplet is thrown in cooling cartridge, achieve the purpose that prevent ventilation hole accumulated inside from going out water droplet air dewetting, avoids inside device and route damage occur.

Description

A kind of LED display of good heat dissipation effect

Technical field

The utility model belongs to LED display technical field, specially a kind of LED display of good heat dissipation effect.

Background technique

LED display is a kind of flat-panel monitor, is made of LED module panel small one by one, for showing text, figure The equipment of the various information such as picture, video, video signal, due to LED luminescent color and luminous efficiency and production LED material and Technique is related, and lamp ball has just started to be blue light entirely, behind according to the different needs of user adjust out difference along with fluorescent powder It is photochromic, it is widely used to have red, green, blue, Huang Si kind.Since LED operation voltage is low, it can actively shine and have certain brightness, Brightness can be adjusted again with voltage (or electric current), and impact resistance, anti-vibration, service life are long again in itself, so in large-scale display equipment, Other display modes there is no to be equal to LED display mode.

But due to LED display carry out for a long time using when can give off heat, so to cool down to display, But existing cooling device is carrying out in use, being usually that directly, due to temperature difference, can to fill by extraneous air sucking Small water droplet at internal liquefaction is set, device is impacted, meanwhile, the area of existing device cooling is not big enough, the effect of cooling Also poor, and the high production cost of cooling water circulation.

Utility model content

The purpose of this utility model is that: make easily small water droplet at liquefaction occur inside device to solve temperature difference, it is right Device impacts, meanwhile, the area of existing device cooling is not big enough, and the effect of cooling is also poor and cooling water circulation The problem of high production cost, provides a kind of LED display of good heat dissipation effect.

The technical solution adopted in the utility model is as follows: a kind of LED display of good heat dissipation effect, including outer housing and LED display group, the outer housing inside are connected with LED display group by bolt, and LED display group rear is logical It crosses bolt and is fixedly connected with heat sink, ventilation hole is provided through inside the heat sink, the heat sink left and right sides is embedding Set is provided with positioning plate, and two positioning plate sides are embedded in and are provided with main ventilation pipe, embedding inside main ventilation pipe described in side Enter to be provided with the first air-introduced machine, is nested heat radiation module outside main ventilation pipe described in the other side；

The heat radiation module includes the second air-introduced machine, heating wire, cooling cartridge, wind tooth, the outer housing back side insertion setting There is the second air-introduced machine, second air-introduced machine other side has been bolted to connection heating wire, and the heating wire other side is embedding Set is provided with cooling cartridge, and the cooling cartridge inner rotation is connected with wind tooth.

Wherein, the ventilation hole is at least eight, is arranged in parallel in inside heat sink.

Wherein, the heat sink, wind tooth are aluminium material heat sink, wind tooth.

Wherein, the equal integration in wind tooth two sides is provided with annular slab, and wind tooth is uniformly arranged using annular slab midpoint as the center of circle It is listed on annular slab, and the annular slab other side is sequentially connected with driving motor by belt.

Wherein, the main ventilation pipe insertion is set to inside annular slab, is turned between main ventilation pipe and annular slab by bearing Dynamic connection.

Wherein, the cooling cartridge bottom is nested opening, and is open and extends outer housing bottom always by pipeline.

Wherein, the LED display group, the first air-introduced machine, the second air-introduced machine, heating wire, driving motor are electric with the external world It is electrically connected between source by conducting wire.

In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:

1, in the utility model, by being equipped with heating wire, wind tooth is evenly arranged in annular slab using annular slab midpoint as the center of circle On, electric-heating-wire-heating increases air themperature, and wind tooth is aluminium material, when wind tooth is rotated, due to the heat dissipation of aluminium Performance is good, and the air for entering cooling cartridge can be made to cool down rapidly, so that air is to the cold, water mist liquefaction is in water droplet, then by wind Water droplet is thrown in cooling cartridge by tooth rotation, achievees the purpose that air dewetting is prevented ventilation hole accumulated inside from going out water droplet, avoided Occurs route damage inside device.

It 2, is aluminium material heat sink, wind tooth by setting heat sink, wind tooth, due to aluminium material in the utility model The high physical characteristic of thermal coefficient is more suitable for carrying out heat conducting and radiating, improve so effect of the aluminium when being radiated is more preferable The working efficiency of heat radiation module, while production cost is less.

3, in the utility model, it is at least eight by the way that ventilation hole is arranged, is arranged in parallel in inside heat sink, utilizes two The negative pressure that air-introduced machine generates, so that the air velocity inside ventilation hole is accelerated, the high heat sink of cooperation heat transfer efficiency, so that right The cooling effect of LED display group is more preferable, and cooling face is big.

Detailed description of the invention

Fig. 1 is the internal partial structurtes simplified schematic diagram in front of the utility model；

Fig. 2 is side partial structurtes simplified schematic diagram in the utility model；

Fig. 3 is heat emission module structure explosion simplified schematic diagram in the utility model；

Fig. 4 is ventilation hole section partial structurtes simplified schematic diagram in the utility model.

Marked in the figure: 1, outer housing；2, heat sink；3, positioning plate；4, the first air-introduced machine；5, heat radiation module；101, LED is aobvious Display screen group；201, ventilation hole；301, main ventilation pipe；501, the second air-introduced machine；502, heating wire；503, cooling cartridge；5031, wind Tooth.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this Utility model is not used to limit the utility model.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention；Term " first ", " the Two ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance；In addition, unless otherwise specific Regulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to It is detachably connected, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also lead to It crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be with Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

The LED display group of the utility model, the first air-introduced machine, the second air-introduced machine, heating wire, the city driving motor Jun Ke Field or private order gained.

In the utility model:

Referring to Fig.1-4, a kind of LED display of good heat dissipation effect, including outer housing 1 and LED display group 101, shell LED display group 101 is connected with by bolt inside body 1,101 rear of LED display group has been bolted to connection Heat sink 2, is provided through ventilation hole 201 inside heat sink 2, and 2 left and right sides of heat sink is nested positioning plate 3, and two A 3 side of positioning plate, which is embedded in, is provided with main ventilation pipe 301, and side main ventilation pipe 301, which is internally embedded, is provided with the first air-introduced machine 4, heat radiation module 5 is nested outside other side main ventilation pipe 301；

Heat radiation module 5 includes the second air-introduced machine 501, heating wire 502, cooling cartridge 503, wind tooth 5031, and 1 back side of outer housing is embedding Enter to be provided with the second air-introduced machine 501,501 other side of the second air-introduced machine has been bolted to connection heating wire 502, heating wire 502 other sides are nested cooling cartridge 503, and 503 inner rotation of cooling cartridge is connected with wind tooth 5031.

Referring to Fig.1, Fig. 2, Fig. 4, further, ventilation hole 201 are at least eight, are arranged in parallel in inside heat sink 2, lead to By being passed through air inside air holes 201, so that the air velocity inside heat sink 2 is accelerated, and then utilizes heat transfer, LED is shown The heat that display screen group 101 generates is taken away, to achieve the purpose that cool down to LED display group 101.

Further, heat sink 2, wind tooth 5031 are aluminium material heat sink 2, wind tooth 5031, thermally conductive due to aluminium material The high physical characteristic of coefficient is more suitable for carrying out heat conducting and radiating so effect of the aluminium when being radiated is more preferable.

Referring to Fig. 3, further, the equal integration in 5031 two sides of wind tooth is provided with annular slab, and wind tooth 5031 is with annular slab Midpoint is that the center of circle is evenly arranged on annular slab, and the annular slab other side is sequentially connected with driving motor by belt, works as driving Motor is rotated, so that wind tooth 5031 is rotated, due to the perfect heat-dissipating of aluminium, can to enter cooling cartridge 503 air cools down rapidly, so that air is to the cold, water mist liquefaction is in water droplet, then is rotated by wind tooth 5031 water droplet being thrown to cooling In cylinder 503, achieve the purpose that air dewetting, so that the air entered inside ventilation hole 201 is more dry, prevents ventilation hole 201 accumulated insides go out water droplet.

Referring to Fig. 3-4, further, the insertion of main ventilation pipe 301 is set to inside annular slab, main ventilation pipe 301 and annular It is rotatablely connected between plate by bearing, so that dry air enters the ventilation hole 201 of heat sink 2 by main ventilation pipe 301 In, improve the cooling efficiency of heat sink 2.

Referring to Fig. 3, further, 503 bottom of cooling cartridge is nested opening, and is open and is extended always by pipeline Water droplet inside cooling cartridge 503 is passed into the external world by 1 bottom of outer housing, pipeline.

Referring to Fig.1-4, further, LED display group 101, the first air-introduced machine 4, the second air-introduced machine 501, heating wire 502, driving motor is electrically connected between extraneous power supply by conducting wire, passes through the second air-introduced machine 501 first for extraneous sky Gas is introduced at heating wire 502, and heating wire 502 heats so that air themperature increases, then is cooled down by wind tooth 5031 to air Dehumidifying, the negative pressure that the air that cool-down dehumidification is crossed is generated with the first air-introduced machine 4 is finally discharged by ventilation hole 201, so as to LED The cooling effect of display screen group 101 is more preferable.

Working principle: firstly, being electrified to device, extraneous air is introduced into heating wire 502 by the second air-introduced machine 501 Place, heating wire 502 heats so that air themperature increases, and then wind tooth 5031 is aluminium material, when driving motor is rotated, is made It obtains wind tooth 5031 to be rotated, due to the perfect heat-dissipating of aluminium, the air for entering cooling cartridge 503 can be made to drop rapidly Temperature, so that air is to the cold, water mist liquefaction is in water droplet, then is rotated by wind tooth 5031 and water droplet is thrown in cooling cartridge 503, is reached to sky The purpose of gas dehumidifying, prevents 201 accumulated inside of ventilation hole from going out water droplet, followed by the air that cool-down dehumidification is crossed is with the first air inducing The negative pressure that machine 4 generates passes through ventilation hole 201, so that the air velocity inside heat sink 2 is accelerated, and then utilizes the heat transfer of aluminium High physical principle takes away the heat that LED display group 101 generates, and is cooled down with reaching to LED display group 101 Purpose, finally with the air removal unit of heat outside.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (7)

1. a kind of LED display of good heat dissipation effect, including outer housing (1) and LED display group (101), the outer housing (1) Inside is connected with LED display group (101) by bolt, it is characterised in that: LED display group (101) rear is logical It crosses bolt to be fixedly connected with heat sink (2), is provided through ventilation hole (201), the heat sink inside the heat sink (2) (2) left and right sides is nested positioning plate (3), and two positioning plate (3) sides are embedded in and are provided with main ventilation pipe (301), main ventilation pipe described in side (301), which is internally embedded, is provided with the first air-introduced machine (4), main ventilation pipe described in the other side (301) external to be nested heat radiation module (5)；

The heat radiation module (5) includes the second air-introduced machine (501), heating wire (502), cooling cartridge (503), wind tooth (5031), institute It states the insertion of outer housing (1) back side to be provided with the second air-introduced machine (501), the second air-introduced machine (501) other side is solid by bolt Surely it is connected with heating wire (502), heating wire (502) other side is nested cooling cartridge (503), the cooling cartridge (503) inner rotation is connected with wind tooth (5031).

2. a kind of LED display of good heat dissipation effect as described in claim 1, it is characterised in that: the ventilation hole (201) is extremely Less it is eight, it is internal is arranged in parallel in heat sink (2).

3. a kind of LED display of good heat dissipation effect as described in claim 1, it is characterised in that: the heat sink (2), wind Tooth (5031) is aluminium material heat sink (2), wind tooth (5031).

4. a kind of LED display of good heat dissipation effect as described in claim 1, it is characterised in that: the wind tooth (5031) two The equal integration in side is provided with annular slab, and wind tooth (5031) is evenly arranged on annular slab using annular slab midpoint as the center of circle, and ring The shape plate other side is sequentially connected with driving motor by belt.

5. a kind of LED display of good heat dissipation effect as described in claim 1, it is characterised in that: the main ventilation pipe (301) Insertion is set to inside annular slab, is rotatablely connected between main ventilation pipe (301) and annular slab by bearing.

6. a kind of LED display of good heat dissipation effect as described in claim 1, it is characterised in that: cooling cartridge (503) bottom Portion is nested opening, and is open and extends outer housing (1) bottom always by pipeline.

7. a kind of LED display of good heat dissipation effect as described in claim 1, it is characterised in that: the LED display group (101), the first air-introduced machine (4), the second air-introduced machine (501), heating wire (502), driving motor pass through between extraneous power supply Conducting wire is electrically connected.