CN111288402A - An LED street lamp for municipal road lighting with a heat-dissipating lamp holder - Google Patents

Abstract

The embodiment of the invention relates to the field of street lamp equipment, and particularly discloses an LED street lamp with a heat-dissipation lamp holder for municipal road lighting, which comprises a lamp holder arranged on a lamp post in an angle-adjustable manner; the lamp post comprises a lower lamp post and an upper lamp post fixedly mounted at the top end of the lower lamp post. In the lamp cap provided by the embodiment of the invention, when the driving motor and the second induced draft fan are started simultaneously, the second induced draft fan introduces external air into the upper inner cavity of the lamp housing through the first air inlet, and the rotating rotary disk enables the air blown into the lower inner cavity of the lamp housing through the air blowing port to be uniformly blown onto the electronic components on the upper surface of the lamp panel, so that the air blowing range is wide, the air blowing is uniform, and the heat dissipation effect of the electronic components on the lamp panel is effectively ensured; in addition, the embodiment of the invention can also independently utilize the started first induced draft fan, so that the external air is directly introduced into the inner cavity at the lower part of the lamp shell through the second air inlet to carry out blowing and radiating heat treatment on the electronic components on the lamp panel.

Description

An LED street lamp for municipal road lighting with a heat-dissipating lamp holder

technical field

The invention relates to the field of street lamp equipment, in particular to an LED street lamp for municipal road lighting with a heat-dissipating lamp holder.

Background technique

Road lights refer to lamps that provide lighting functions for roads. They are lighting facilities that provide necessary visibility for vehicles and pedestrians at night. Road lights can improve traffic conditions, reduce driver fatigue, and help improve road capacity and ensure traffic safety.

The traditional street lamp is fixedly installed on the support rod. Not only the height of the lamp cannot be adjusted, but also the user cannot adjust the illumination angle of the lamp due to the needs of the road. In addition, the existing LED street lamp is very hot during work. If the heat is not dissipated to the outside world in time, it will cause the temperature of the LED chip to rise. When working at high temperature, the chip often fails.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an LED street lamp for municipal road lighting with a heat-dissipating lamp cap, so as to solve the above-mentioned problems in the background art. To achieve the above object, the present invention provides the following technical solutions:

An LED street lamp for municipal road lighting with a heat-dissipating lamp holder, comprising an angle-adjustable lamp holder installed on a lamp post;

the lamp post includes a lower lamp post and an upper lamp post fixedly mounted on the top of the lower lamp post;

The lamp cap includes a lamp housing, the lower inner cavity of the lamp housing is fixed with a lamp plate, and the bottom end of the lamp housing is opened with a lamp cover; the upper inner cavity of the lamp housing is sealed and rotated and provided with a rotating disk , one side of the rotating disc has a blowing port;

One side bottom of the lamp housing has an air outlet; the other side of the lamp housing has an air inlet portion, and the air inlet portion includes a first air inlet and a second air inlet, wherein the first air inlet is connected to the lamp The upper inner cavity of the shell is communicated, and the second air inlet is communicated with the lower inner cavity of the lamp shell;

The upper inner cavity of the lamp housing is also provided with a second induced draft fan for introducing external air into the upper inner cavity of the lamp housing through the first air inlet; External air is introduced into the first induced draft fan in the inner cavity of the lower part of the lamp housing through the second air inlet.

As a further solution of the present invention: a drive motor for driving the rotating disk to rotate is installed on the inner wall of the top plate of the lamp housing; the output shaft of the driving motor is fixedly connected to the rotating disk along the central axis, and the present invention implements For example, the drive motor that is connected to the power supply and started to drive the rotating disk rotates, so that the air blown through the air outlet can evenly cover the electronic components on the surface of the lamp board, effectively improving the heat dissipation of the electronic components on the lamp board. Effect;

As a further solution of the present invention: the bottom end of the lower lamp post is provided with a base.

As a further solution of the present invention: in order to realize the adjustment of the angle of the lamp head, in the embodiment provided by the present invention, the lamp head is fixedly installed at one end of the swing rod, and the middle part of the swing rod is rotatably erected on the upper part of the swing rod through a hinged support shaft on the lamp post.

As a further solution of the present invention, the top of the upper lamp post is also fixedly provided with a protective casing, and a lifting assembly for pushing the lifting and pressing rod to move in the vertical direction is arranged in the protective casing.

As a further solution of the present invention, a guide post is fixedly installed at the bottom end of the lifting and pressing rod, and the other end of the swing rod is slidably sleeved on the guide post through the bar-shaped through hole opened on it. Therefore, After adjusting the height of the lifting and pressing rod in the vertical direction by using the lifting component, the other end of the swing rod can be pushed to move in the vertical direction, so as to realize the adjustment of the tilt angle of the lamp head and satisfy the illumination of the LED street lamp at different angles. need.

As a further solution of the present invention: the lifting assembly includes a rotating screw rod arranged in the protective casing, and a forward and reverse servo motor for driving the rotating screw rod to rotate is also arranged in the protective casing, sliding up and down. The lifting screw sleeve set in the protective shell is sleeved on the rotating screw rod by means of threaded connection. Therefore, the lifting screw sleeve can be adjusted in the protective shell according to the rotation direction of the rotating screw driven by the forward and reverse servo motor. altitude position.

As a further solution of the present invention, a lifting plate is fixedly installed on the lifting screw sleeve, and the top end of the lifting and pressing rod is fixedly connected with the lifting plate. Therefore, the height position of the lifting screw sleeve in the protective shell is adjusted. , you can adjust the height position of the lift rod.

Compared with the prior art, the beneficial effect of the present invention is: in the lamp cap provided by the embodiment of the present invention, when the driving motor and the second induced draft fan are started at the same time, at this time, the second induced draft fan pushes the outside air through the first inlet. The tuyere is introduced into the upper cavity of the lamp housing, and at the same time, the driving motor drives the rotating disc to rotate, and the rotating rotating disc makes the air blown into the lower cavity of the lamp housing through the air outlet to blow evenly to the electrons on the surface of the lamp board. On the components, the air blowing range is wide and the air blowing evenly, which effectively ensures the heat dissipation effect of the electronic components on the lamp board; and the embodiment of the present invention can also use the activated first induced draft fan alone, so that the external air can directly pass through the second air inlet. It is introduced into the lower inner cavity of the lamp housing, and the electronic components on the lamp board are subjected to air blowing and heat dissipation treatment; in the implementation of the present invention, the lifting assembly can also be used to adjust the height of the lifting and pressing rod in the vertical direction, and then the swing rod can be pushed. The other end of the lamp moves in the vertical direction, so as to realize the adjustment of the inclination angle of the lamp head and meet the illumination requirements of the LED street lamp for different angles.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only for the present invention. some examples.

FIG. 1 is a schematic structural diagram of an LED street lamp for municipal road lighting with a heat-dissipating lamp cap according to an embodiment of the present invention.

2 is a schematic structural diagram of a lamp cap in an LED street lamp for municipal road lighting with a heat dissipation lamp cap according to an embodiment of the present invention.

FIG. 3 is an enlarged schematic structural diagram of part A in FIG. 2 .

FIG. 4 is a perspective view of a lift assembly in an LED street lamp for municipal road lighting with a heat-dissipating lamp cap according to an embodiment of the present invention.

In the picture: 1-lower lamp post, 2-lamp head, 3-base, 4-protective shell, 5-upper lamppost, 6-swing rod, 7-solar panel, 8-battery, 9-support plate, 10-lifting Plate, 11- Forward and reverse servo motor, 12- Lifting screw sleeve, 13- Rotating screw, 14- Lifting and pressing rod, 15- Guide post, 16- Hinged support shaft, 17- Bar through hole;

21-lamp housing, 22-rotating disc, 221-air outlet, 23-lamp board, 24-lampshade, 25-air outlet, 26-drive motor, 27-first induced draft fan, 28-second induced draft fan, 29- Air inlet, 291-first air inlet, 292-second air inlet.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

Example 1

As shown in FIG. 1 , in an embodiment provided by the present invention, an LED street lamp for municipal road lighting with a heat dissipation lamp holder includes an angle-adjustable lamp holder 2 mounted on a lamp post;

The lamp post includes a lower lamp post 1 and an upper lamp post 5 fixedly mounted on the top of the lower lamp post 1 ; the bottom end of the lower lamp post 1 is provided with a base 3 .

As shown in FIGS. 1-3 , in the embodiment provided by the present invention, the lamp cap 2 includes a lamp housing 21 , a lower inner cavity of the lamp housing 21 is fixed with a lamp board 23 , and the bottom end of the lamp housing 21 is fixed with a lamp board 23 . The opening is also provided with a lampshade 24; the upper inner cavity of the lamp housing 21 is sealed and rotated with a rotating disk 22, and one side of the rotating disk 22 has an air outlet 221;

Further, in the embodiment provided by the present invention, a driving motor 26 for driving the rotating disk 22 to rotate is installed on the inner wall of the top plate of the lamp housing 21 , wherein the output shaft of the driving motor 26 rotates along the The central axis of the disk 22 is fixedly connected to it. In the embodiment of the present invention, the drive motor 26 that is connected to the power supply and started drives the rotating disk 22 to rotate, so that the air blown out through the air outlet 221 can evenly cover the electronic elements on the upper surface of the lamp board 23. On the device, the heat dissipation effect of the electronic components on the lamp board 23 is effectively improved;

Further, in the embodiment provided by the present invention, one side bottom of the lamp housing 21 has an air outlet 25; the other side of the lamp housing 21 has an air inlet portion 29, and the air inlet portion 29 includes a first An air inlet 291 and a second air inlet 292 , wherein the first air inlet 291 communicates with the upper inner cavity of the lamp housing 21 , and the second air inlet 292 communicates with the lower inner cavity of the lamp housing 21 .

Please continue to refer to 1-3, in the embodiment provided by the present invention, the upper inner cavity of the lamp housing 21 is further provided with an air inlet for introducing external air into the upper inner cavity of the lamp housing 21 through the first air inlet 291 The second induced draft fan 28; the lower inner cavity of the lamp housing 21 is also provided with a first induced draft fan 27 for introducing external air into the lower inner cavity of the lamp housing 21 through the second air inlet 292;

In the lamp cap 2 provided in the embodiment of the present invention, when the driving motor 26 and the second induced draft fan 28 are activated at the same time, the second induced draft fan 28 introduces the external air into the upper part of the lamp housing 21 through the first air inlet 291 at this time. At the same time, the driving motor 26 drives the rotating disk 22 to rotate, and the rotating rotating disk 22 makes the air blown into the inner cavity of the lower part of the lamp housing 21 through the air outlet 221 evenly blow to the electronic components on the upper surface of the lamp board 23 In the embodiment of the present invention, the activated first induced draft fan 27 can be used alone, so that the outside air can pass through the second air inlet 292 It is directly introduced into the lower inner cavity of the lamp housing 21, and the electronic components on the lamp board 23 are subjected to blowing and heat dissipation treatment.

Example 2

As shown in FIG. 1 and FIG. 4 , different from Embodiment 1, in order to adjust the angle of the lamp cap 2, in the embodiment provided by the present invention, the lamp cap 2 is fixedly installed at one end of the swing rod 6, so The middle part of the swing rod 6 is pivotally mounted on the upper lamp post 5 through the hinged support shaft 16;

Further, in the embodiment provided by the present invention, the top of the upper lamp post 5 is also fixedly provided with a protective shell 4, and a protective shell 4 is provided in the protective shell 4 for pushing the lifting and pressing rod 14 to move in the vertical direction. Lifting components;

Further, in the embodiment provided by the present invention, a guide post 15 is fixedly installed at the bottom end of the lifting and pressing rod 14 , and the other end of the swing rod 6 slides through the strip-shaped through hole 17 opened thereon. It is arranged on the guide post 15. Therefore, after adjusting the height of the lifting and lowering rod 14 in the vertical direction by using the lifting assembly, the other end of the swing rod 6 can be pushed to move in the vertical direction, so as to realize the adjustment of the lamp head. 2. The adjustment of the inclination angle can meet the illumination requirements of LED street lamps for different angles.

As shown in FIG. 1 and FIG. 4 , in the embodiment provided by the present invention, the lifting assembly includes a rotating screw 13 that is rotatably arranged in the protective shell 4 , and the protective shell 4 is also provided with a rotating screw 13 for driving the The forward and reverse rotation servo motor 11 of the rotating screw 13 rotates, and the lifting screw sleeve 12 provided in the protective shell 4 is slid up and down to be sleeved on the rotating screw 13 by means of screw connection. Therefore, according to the positive and negative Rotate the direction in which the servo motor 11 drives the rotating screw 13 to rotate, and adjust the height position of the lifting screw sleeve 12 in the protective shell 4;

Further, in the embodiment provided by the present invention, a lifting plate 10 is fixedly installed on the lifting screw sleeve 12, and the top end of the lifting and pressing rod 14 is fixedly connected with the lifting plate 10. Therefore, the lifting screw sleeve is adjusted. The height position of 12 in the protective shell 4 can be adjusted to the height position of the lift rod 14 .

As shown in FIG. 1 , a support plate 9 is also provided on one side of the protective shell 4 , a solar panel 7 is fixed on the support plate 9 , and a battery 8 is also provided on the support plate 9 . The solar panel 7 uses The electrical energy generated by sunlight is stored in the battery 8 .

In the description of the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral Connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication of two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The above descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the protection of the present invention. within the range.

Claims (8)

1. An LED street lamp with a heat dissipation type lamp holder for municipal road lighting is characterized by comprising a lamp holder (2) which is arranged on a lamp post in an angle-adjustable manner; the lamp post comprises a lower lamp post (1) and an upper lamp post (5) fixedly arranged at the top end of the lower lamp post (1);

the lamp holder (2) comprises a lamp shell (21), a lamp panel (23) is arranged on a lower inner cavity fixing frame of the lamp shell (21), and a lampshade (24) is further arranged at an opening at the bottom end of the lamp shell (21); a rotary disc (22) is arranged in the upper inner cavity of the lamp shell (21) in a sealed and rotating mode, and an air blowing port (221) is formed in one side of the rotary disc (22);

an air outlet (25) is formed in the bottom of one side of the lamp shell (21); the other side of the lamp housing (21) is provided with an air inlet portion (29), the air inlet portion (29) comprises a first air inlet (291) and a second air inlet (292), the first air inlet (291) is communicated with the upper inner cavity of the lamp housing (21), and the second air inlet (292) is communicated with the lower inner cavity of the lamp housing (21);

a second induced draft fan (28) for introducing external air into the upper inner cavity of the lamp housing (21) through a first air inlet (291) is further arranged in the upper inner cavity of the lamp housing (21); and a first induced draft fan (27) for introducing external air into the inner cavity of the lower part of the lamp shell (21) through a second air inlet (292) is further arranged in the inner cavity of the lower part of the lamp shell (21).

2. The LED street lamp with the heat dissipation type lamp cap for town road illumination according to claim 1, wherein a driving motor (26) for driving the rotating disk (22) to rotate is mounted on the inner wall of the ceiling of the lamp housing (21); and an output shaft of the driving motor (26) is fixedly connected with the rotating disc (22) along the central axis of the rotating disc.

3. The LED street lamp with the heat dissipation type lamp cap for town road illumination according to claim 1 or 2, characterized in that the bottom end of the lower lamp post (1) is provided with a base (3).

4. The LED street lamp with the heat dissipation type lamp cap for the town road illumination according to claim 2, characterized in that the lamp cap (2) is fixedly installed at one end of a swing rod (6), and the middle part of the swing rod (6) is rotatably erected on the upper lamp post (5) through a hinge support shaft (16).

5. The LED street lamp with the heat dissipation type lamp holder for the town road lighting according to claim 4, characterized in that a protective shell (4) is fixedly arranged at the top end of the upper lamp post (5), and a lifting assembly for pushing the lifting pressure rod (14) to move in the vertical direction is arranged in the protective shell (4).

6. The LED street lamp with the heat dissipation type lamp holder for the municipal road illumination according to claim 5, wherein a guide post (15) is fixedly arranged at the bottom end of the lifting pressure rod (14), and the other end of the swinging rod (6) is slidably sleeved on the guide post (15) through a strip-shaped through hole (17) formed in the swinging rod.

7. The LED street lamp with the heat dissipation type lamp holder for the municipal road illumination according to claim 5 or 6, wherein the lifting assembly comprises a rotary screw rod (13) rotatably arranged in the protective shell (4), a forward and reverse rotation servo motor (11) for driving the rotary screw rod (13) to rotate is further arranged in the protective shell (4), and a lifting threaded sleeve (12) which is vertically slidably arranged in the protective shell (4) is sleeved on the rotary screw rod (13) in a threaded connection manner.

8. The LED street lamp with the heat dissipation type lamp holder for the municipal road illumination according to claim 7, wherein a lifting plate (10) is fixedly mounted on the lifting screw sleeve (12), and the top end of the lifting pressure rod (14) is fixedly connected with the lifting plate (10).

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