CN110762431A

CN110762431A - Combined LED street lamp

Info

Publication number: CN110762431A
Application number: CN201911084625.XA
Authority: CN
Inventors: 廖建波
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-02-07
Also published as: JP2021077623A

Abstract

The invention provides a combined LED street lamp. The combined LED street lamp comprises a lamp post, wherein an annular base is sleeved and fixed at the lower end of the lamp post, an annular support is fixed on the annular base, the section of the support in the vertical direction is in an inverted L shape, an annular groove body is formed between the outer wall of the support and the annular base, and the notch of the annular groove body is far away from the lamp post; a pedestal, form annular air duct between annular base and the lamp pole three, be equipped with strip and confined air cavity in the lamp pole, the internal radiator fan that is fixed with of ring channel, annular air duct inslot level is fixed with the trachea that is used for communicateing radiator fan air outlet and air cavity, the strip air guide groove has been seted up on the lamp pole lateral wall, air guide groove length extends along the lamp pole axial, the air guide groove has a plurality ofly and follows the circumference equipartition of lamp pole, be equipped with the exhaust hole that makes air guide groove and air cavity intercommunication on the air guide groove diapire, the air guide groove is located annular air duct, the annular air duct is stretched out to air guide groove upper end, be equipped with the wash port on. The invention has better comfort.

Description

Combined LED street lamp

Technical Field

The invention relates to an LED street lamp, in particular to a combined LED street lamp.

Background

The LED street lamp uses a solid semiconductor component, which is usually encapsulated with epoxy resin, and can withstand high-strength mechanical impact and vibration, and is not easily broken, and has a long luminance decay period. Because the service life of the LED can reach 5-10 years, the cost of lamp replacement can be greatly reduced, and because the LED has the characteristic that the LED can be driven to emit light by extremely low current, under the condition of the same lighting effect, the power consumption is only half of that of a fluorescent tube, so the LED also has the advantages of power saving and energy saving.

In rural areas, some LED street lamps can be followed and set up the stool for people to enjoy the cool or have a rest, but these stools are often all made by hard materials such as wood, stainless steel, and the function is comparatively single, experiences relatively poorly.

Disclosure of Invention

The invention aims to provide a combined LED street lamp aiming at the problems in the prior art, and solves the technical problem of improving the use comfort.

The purpose of the invention can be realized by the following technical scheme: a combined LED street lamp comprises a vertically arranged lamp post, wherein an annular base is sleeved and fixed at the lower end of the lamp post, and is characterized in that an annular support is fixed on the annular base, the support and the lamp post are coaxially arranged, the section of the support in the vertical direction is in an inverted L shape, an annular groove body is formed between the outer wall of the support and the annular base, the section of the annular groove body in the vertical direction is in a U shape, and the notch of the annular groove body is far away from the lamp post; an annular air groove is formed among the inner side wall of the base body, the top wall of the annular base and the lamp post, a strip-shaped and closed air cavity is arranged in the lamp post, the length of the air cavity extends along the axial direction of the lamp post, a radiating fan is fixed in the annular air groove, an air pipe used for communicating an air outlet of the radiating fan with the air cavity is horizontally fixed in the annular air groove, a strip-shaped air guide groove is formed in the outer side wall of the lamp post, the length of the air guide groove extends along the axial direction of the lamp post, two ends of the air guide groove are closed, the air guide groove is provided with a plurality of air exhaust holes which are uniformly distributed along the circumferential direction of the lamp post, the bottom wall of the air guide groove is provided with air exhaust holes which enable the air guide groove and the air cavity to be communicated; the air guide groove is positioned in the annular air groove, the upper end of the air guide groove extends out of the annular air groove, and a drain hole which penetrates through the annular air groove in the vertical direction is formed in the bottom wall of the annular air groove.

In an actual product, the cooling fan is controlled to be turned on and off through a switch; the using process is as follows: the people sits and has a rest on the support, and when weather is hot, press the switch and make radiator fan start to supply gas toward the air cavity in through the trachea, the gas of air cavity is discharged through the exhaust hole, and upward movement under the guide of air guide groove, realizes the heat dissipation with human back contact, in order effectively to improve the travelling comfort. When raining, rainwater gathered in the annular air groove can permeate into the soil layer through the drain holes.

In the combined LED street lamp, the lamp post is further provided with a strip-shaped water outlet hole, the water outlet hole is arranged obliquely upwards, the upper port of the water outlet hole is located on the bottom wall of the air cavity, and the lower port of the water outlet hole is located on the outer side wall of the lamp post. The design of the water outlet hole which is inclined upwards can lead the rainwater entering the air cavity to be more easily discharged into the annular air groove. Preferably, the aperture of the water outlet is smaller than that of the air outlet.

In the combined LED street lamp, the exhaust holes are strip-shaped, and the length of the exhaust holes extends along the radial direction of the lamp post.

In the combined LED street lamp, the air pipe is in a straight pipe shape, the side wall of the lamp post is provided with a through hole communicated with the air cavity in a penetrating manner, one end of the air pipe is inserted into the through hole, and a seal ring is arranged between the outer wall of the air pipe and the wall of the through hole to form seal.

In the above combined LED street lamp, the heat dissipation fan includes a housing, the housing has a tubular exhaust portion, and a port of the exhaust portion is an air outlet of the heat dissipation fan, one end of the air pipe, which is far away from the lamp post, extends out of the annular air groove and is sleeved outside the exhaust portion, and a seal is formed between the inner wall of the air pipe and the outer wall of the exhaust portion through a seal ring.

In the combined LED street lamp, a protective cylinder is vertically fixed in the annular groove body, the protective cylinder and the lamp post are coaxially arranged, the radiating fan is positioned in the protective cylinder, and air inlets penetrating in the horizontal direction are densely distributed in the side wall of the protective cylinder. The protective cylinder is used for shielding the radiating fan, so that people are prevented from contacting the radiating fan, and the safety is improved.

Compared with the prior art, the combined LED street lamp has the advantages that the heat dissipation fan is arranged below the annular groove body, air is supplied into the air cavity through the air pipe, air in the air cavity is exhausted through the exhaust hole and moves upwards under the guidance of the air guide groove, and the combined LED street lamp is in contact with the back of a human body to dissipate heat, so that the comfort is effectively improved.

Drawings

Fig. 1 is a schematic structural diagram of the combined LED street lamp.

Fig. 2 is an enlarged schematic view of a structure at a in fig. 1.

Fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

Fig. 4 is an enlarged schematic view of the structure at C in fig. 1.

Fig. 5 is an enlarged schematic view of the structure at D in fig. 1.

In the figure, 1, a lamp post; 1a, an air cavity; 1b, an air guide groove; 1c, an exhaust hole; 1d, water outlet holes; 2. a lamp arm; 3. a lamp socket; 4. a bulb; 5. an annular base; 5a, bolt holes; 6. a support; 7. an annular groove body; 8. an annular gas groove; 8a, a drain hole; 9. a heat radiation fan; 9a, an exhaust part; 10. an air tube; 11. a first sealing ring; 12. a second sealing ring; 13. protecting the cylinder; 13a, an air inlet; 13b and annular flanging.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, the combined LED street lamp includes a vertically disposed lamp post 1, a circular lamp arm 2 is fixed on the top wall of the lamp post 1, and the central axes of the lamp arm 2 and the lamp post 1 are collinear. Be fixed with lamp stand 3 on the diapire of arm 2, lamp stand 3 has two at least and along 2 circumference intervals equipartitions of arm, and all installs bulb 4 on every lamp stand 3. Preferably, there are two lamp holders 3. The lower end of the lamp post 1 is sleeved and fixed with an annular base 5, and the inner side wall of the annular base 5 is attached to the outer side wall of the lamp post 1. Preferably, the annular base 5 and the lamp post 1 are fixedly connected in a welding mode. The edge of the annular base 5 has a plurality of bolt holes 5a arranged to penetrate in the vertical direction for installing expansion bolts.

Specifically, as shown in fig. 1 and 5, a ring-shaped support 6 is fixed on the annular base 5, and the support 6 and the lamp post 1 are coaxially arranged. The diapire of support 6 supports and presses on annular base 5, this support 6 cross-section on vertical direction is the shape of falling L, form annular cell body 7 between 6 outer walls of support and the annular base 5, annular cell body 7 cross-section on vertical direction is "U" font, and the notch of annular cell body 7 is kept away from lamp pole 1 and is set up, form annular gas tank 8 between the inside wall of pedestal, the roof of annular base 5 and the lamp pole 1 three, be equipped with on the diapire of annular gas tank 8 along the vertical direction wash port 8a that runs through the setting, wash port 8a has two at least and along the circumference equipartition of lamp pole 1 to discharge the water of gathering in annular gas tank 8 more fast. The lamp post 1 is internally provided with a strip-shaped and closed air cavity 1a, the length of the air cavity 1a extends along the axial direction of the lamp post 1, a heat radiation fan 9 is fixed in the annular groove body 7, and an air pipe 10 used for communicating the air outlet of the heat radiation fan 9 with the air cavity 1a is horizontally fixed in the annular air groove 8.

In this embodiment, as shown in fig. 3 and 4, the connection manner of the air tube 10, the air cavity 1a and the heat dissipation fan 9 is as follows: the air pipe 10 is in a straight pipe shape and is arranged along the horizontal direction, a through hole communicated with the air cavity 1a penetrates through the side wall of the lamp post 1, the through hole is opposite to the air pipe 10, one end of the air pipe 10 is inserted into the through hole, and a seal is formed between the outer wall of the air pipe 10 and the wall of the through hole through a seal ring 11. The heat radiation fan 9 comprises a housing, a tubular exhaust part 9a is arranged on the housing, the port of the exhaust part 9a is an air outlet of the heat radiation fan 9, one end of the air pipe 10, which is far away from the lamp post 1, extends out of the annular air groove 8 and is inserted outside the exhaust part 9a, and a seal is formed between the inner wall of the air pipe 10 and the outer wall of the exhaust part 9a through a second seal ring 12.

In an actual product, two cooling fans 9 are uniformly distributed along the circumference of the lamp post 1, and two air pipes 10 are respectively corresponding to the two cooling fans 9.

As shown in fig. 1 and fig. 3, a strip-shaped air guide groove 1b is formed in the outer side wall of the lamp post 1, the length of the air guide groove 1b extends along the axial direction of the lamp post 1, and both ends of the air guide groove 1b are closed. The air guide groove 1b is positioned in the annular air groove 8, and the upper end of the air guide groove 1b extends out of the annular air groove 8. The air guide grooves 1b are multiple and uniformly distributed along the circumferential direction of the lamp post 1, the bottom wall of the air guide groove 1b is provided with exhaust holes 1c which enable the air guide grooves 1b to be communicated with the air cavity 1a, and the exhaust holes 1c in the same air guide groove 1b are multiple and uniformly distributed at intervals along the axial direction of the lamp post 1.

Further, the exhaust hole 1c is strip-shaped, and the length of the exhaust hole 1c extends along the radial direction of the lamp post 1. Still be equipped with in the lamp pole 1 and be banding apopore 1d, apopore 1d is the slant and upwards sets up, and the last port of apopore 1d is located the diapire of air cavity 1a, and the lower port of apopore 1d is located the lateral wall of lamp pole 1. The obliquely upward water outlet hole 1d is designed to enable rainwater entering the air cavity 1a to be discharged into the annular air groove 8 more easily. Preferably, the aperture of the water outlet hole 1d is smaller than that of the air outlet hole 1 c.

As shown in fig. 1 and 2, a protective sleeve 13 is further vertically fixed in the annular groove 7, the protective sleeve 13 and the lamp post 1 are coaxially arranged, the heat dissipation fan 9 is located in the protective sleeve 13, and air inlets 13a penetrating in the horizontal direction are densely distributed on the side wall of the protective sleeve 13. The protective tube 13 is used for shielding the heat radiation fan 9 and preventing people from contacting with the heat radiation fan 9, thereby improving the safety. In this embodiment, the outer side wall of the lower end of the casing 13 is provided with an annular flange 13b, the annular flange 13b abuts against the annular base 5, and the annular flange 13b is detachably and fixedly connected with the annular base through a plurality of bolts. The axial length of the casing 13 is less than the height of the annular groove body 7.

In an actual product, the cooling fan 9 is controlled to be turned on or off through a switch; the using process is as follows: the people sits and has a rest on the support 6, when weather is hot, presses the switch to make the radiator fan 9 start to supply air into the air cavity 1a through the air pipe 10, the air in the air cavity 1a is discharged through the exhaust hole 1c, and moves upwards under the guide of the air guide groove 1b, and the heat dissipation is realized by contacting with the back of the human body, so that the comfort is effectively improved. In the case of rain, rainwater collected in the annular air groove 8 may permeate down into the soil layer through the drain hole 8 a.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. A combined LED street lamp comprises a vertically arranged lamp post, wherein an annular base is sleeved and fixed at the lower end of the lamp post, and is characterized in that an annular support is fixed on the annular base, the support and the lamp post are coaxially arranged, the section of the support in the vertical direction is in an inverted L shape, an annular groove body is formed between the outer wall of the support and the annular base, the section of the annular groove body in the vertical direction is in a U shape, and the notch of the annular groove body is far away from the lamp post; an annular air groove is formed among the inner side wall of the base body, the top wall of the annular base and the lamp post, a strip-shaped and closed air cavity is arranged in the lamp post, the length of the air cavity extends along the axial direction of the lamp post, a radiating fan is fixed in the annular air groove, an air pipe used for communicating an air outlet of the radiating fan with the air cavity is horizontally fixed in the annular air groove, a strip-shaped air guide groove is formed in the outer side wall of the lamp post, the length of the air guide groove extends along the axial direction of the lamp post, two ends of the air guide groove are closed, the air guide groove is provided with a plurality of air exhaust holes which are uniformly distributed along the circumferential direction of the lamp post, the bottom wall of the air guide groove is provided with air exhaust holes which enable the air guide groove and the air cavity to be communicated; the air guide groove is positioned in the annular air groove, the upper end of the air guide groove extends out of the annular air groove, and a drain hole which penetrates through the annular air groove in the vertical direction is formed in the bottom wall of the annular air groove.

2. The combined LED street lamp according to claim 1, wherein the lamp post is further provided therein with a strip-shaped water outlet hole, the water outlet hole is disposed obliquely upward, an upper port of the water outlet hole is located on the bottom wall of the air cavity, and a lower port of the water outlet hole is located on the outer sidewall of the lamp post.

3. The combined LED street lamp according to claim 1, wherein the exhaust hole is strip-shaped, and the length of the exhaust hole extends along the radial direction of the lamp post.

4. The combined LED street lamp according to claim 1, wherein the air tube is in a straight tube shape, a through hole communicated with the air cavity is arranged on the side wall of the lamp post in a penetrating way, one end of the air tube is inserted into the through hole, and a seal ring is arranged between the outer wall of the air tube and the wall of the through hole to form a seal.

5. The combined LED street lamp according to claim 4, wherein the heat dissipation fan comprises a housing, the housing has a tubular exhaust portion, the port of the exhaust portion is an air outlet of the heat dissipation fan, one end of the air tube, which is far away from the lamp post, extends out of the annular air groove and is sleeved outside the exhaust portion, and a seal is formed between the inner wall of the air tube and the outer wall of the exhaust portion through a seal ring.

6. The combined LED street lamp according to claim 1, wherein a protective casing is vertically fixed in the annular groove, the protective casing and the lamp post are coaxially arranged, the heat dissipation fan is located in the protective casing, and air inlets penetrating in the horizontal direction are densely distributed in the side wall of the protective casing.