CN215112351U

CN215112351U - LED street lamp with heat dissipation function

Info

Publication number: CN215112351U
Application number: CN202121841405.XU
Authority: CN
Inventors: 魏国艳
Original assignee: WUHAN SANJIAN LIGHTING EQUIPMENT CO Ltd
Current assignee: WUHAN SANJIAN LIGHTING EQUIPMENT CO Ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2021-12-10
Anticipated expiration: 2031-08-09

Abstract

The utility model provides a LED street lamp with heat dissipation function, include: the LED lamp comprises a lamp post, an LED lamp and a heat dissipation box, wherein a fixed rod is arranged at the top of the lamp post; the LED lamp comprises a lamp shell and an LED light source, the lamp shell is fixedly arranged at the end part of the fixing rod, the lamp shell is of a shell structure with a circumferentially closed bottom opening, and the LED light source is fixedly arranged in the lamp shell through a support column; the LED lamp comprises a lamp body, a support column, a heat dissipation box, a support column, a heat dissipation hole and a semiconductor refrigeration piece, wherein the support column is arranged between the LED light source and the lamp body, the heat dissipation box is arranged on the support column, the heat dissipation hole is formed in the top of the heat dissipation box, and the semiconductor refrigeration piece is arranged in the heat dissipation box and is in contact with the LED light source. The heat conducting silica gel pad can effectively gather heat generated by the LED lamp beads during working, and the refrigerating surface of the semiconductor refrigerating sheet is in contact with the upper surface of the heat conducting silica gel pad to effectively dissipate the heat; the heat dissipation holes are formed in the top of the heat dissipation box, and the shell is arranged above the heat dissipation holes, so that rainwater is effectively prevented from entering the heat dissipation box.

Description

LED street lamp with heat dissipation function

Technical Field

The utility model relates to a LED street lamp technical field specifically relates to a LED street lamp with heat dissipation function.

Background

The society is developing at a high speed, street lamp illumination is one of necessary in every city, and usually street lamps are installed on the roadside of the city road to provide convenience for vehicles and pedestrians. Street lights generally include light poles, and LED fixtures. LED lamps and lanterns include LED lamp pearl, and LED lamp pearl generates a large amount of heats at the during operation and need give off, however current LED street lamp is basically dispelled the heat by the fin, and the fin can not go out the heat conduction in time, and when temperature is higher, especially when summer, the radiating effect of fin is unsatisfactory, consequently, leads to LED lamp pearl high temperature easily and leads to the fact the light decay, shortens LED street lamp's life.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a LED street lamp with heat dissipation function, include:

the lamp post comprises a lamp post (1), wherein a fixed rod (2) is arranged at the top of the lamp post (1);

the LED lamp comprises a lamp shell (4) and an LED light source, wherein the lamp shell (4) is fixedly arranged at the end part of the fixing rod (2), the lamp shell (4) is of a shell structure with a circumferentially closed bottom opening, and the LED light source is fixedly arranged in the lamp shell (4) through a support column (401);

the LED lamp comprises a heat dissipation box (406), the heat dissipation box (406) is arranged on the support column (401) between the LED light source and the lamp shell (4), heat dissipation holes (408) are formed in the top of the heat dissipation box (406), and semiconductor cooling fins (407) which are in contact with the LED light source are arranged in the heat dissipation box (406).

Further, the LED light source includes base plate (402), sets up LED lamp pearl (403), the cover of base plate (402) bottom are located lamp shade (404) of LED lamp pearl (403), setting are in heat conduction silica gel pad (405) on base plate (402) upper portion, pillar (401) set up the both sides of base plate (402), the refrigeration surface of semiconductor refrigeration piece (407) with the upper surface of heat conduction silica gel pad (405) contacts.

Further, the lamp post further comprises a first screw (3), a slot (101) is formed in the top of the lamp post (1), a fixing hole is formed in the slot (101), an inserting column (201) is arranged at one end of the fixing rod (2), a through hole is formed in the inserting column (201), the inserting column (201) can be inserted into the slot (101), the first screw (3) can penetrate through the fixing hole and the through hole, and a first nut (301) is screwed at the end of the first screw (3).

Furthermore, the lamp post further comprises a support rod (5), one end of the support rod (5) is hinged to the lamp post (1), and the other end of the support rod is fixed to the fixing rod (2) through a second screw (6) and a second nut (601).

The utility model provides a LED street lamp, heat that the LED lamp pearl produced when working can be gathered effectively to the heat conduction silica gel pad, and the refrigeration face of semiconductor refrigeration piece contacts with the upper surface of heat conduction silica gel pad, distributes away the heat effectively; the heat dissipation holes are formed in the top of the heat dissipation box, and the shell is arranged above the heat dissipation holes, so that rainwater is effectively prevented from entering the heat dissipation box; the fixing rod is detachably arranged at the top of the lamp pole, so that the lamp pole is convenient to transport and install and detach.

Drawings

Fig. 1 is a schematic structural diagram of an LED street lamp with a heat dissipation function provided by the present invention;

wherein, 1, a lamp post; 101. a slot; 2. fixing the rod; 201. inserting the column; 3. a first screw; 301. a first nut; 4. a lamp housing; 401. a pillar; 402. a substrate; 403. LED lamp beads; 404. a lamp shade; 405. a heat-conducting silica gel pad; 406. a heat dissipation box; 407. a semiconductor refrigeration sheet; 408. heat dissipation holes; 5. a support bar; 6. a second screw; 601. and a second nut.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, the utility model provides a LED street lamp with heat dissipation function, include: the LED lamp comprises a lamp post 1, an LED lamp and a heat dissipation box 406, wherein a fixed rod 2 is arranged at the top of the lamp post 1; the LED lamp comprises a lamp shell 4 and an LED light source, wherein the lamp shell 4 is fixedly arranged at the end part of the fixing rod 2, the lamp shell 4 is of a shell structure with a circumferentially closed bottom opening, and the LED light source is fixedly arranged in the lamp shell 4 through a support column 401; the heat dissipation box 406 is disposed on the support 401 between the LED light source and the lamp housing 4, a heat dissipation hole 408 is disposed at the top of the heat dissipation box 406, and a semiconductor cooling plate 407 contacting the LED light source is disposed in the heat dissipation box 406. It can be understood that the top of the lamp housing is also of a closed structure, so that rainwater can be prevented from entering the heat dissipation box, and the bottom of the lamp housing is of an open structure, so that illumination is facilitated.

The LED light source includes base plate 402, sets up LED lamp pearl 403, the cover of base plate 402 bottom are located the lamp shade 404 of LED lamp pearl 403, the setting is in heat conduction silica gel pad 405 on base plate 402 upper portion, pillar 401 sets up the both sides of base plate 402, semiconductor refrigeration piece 407 the refrigeration face with the upper surface of heat conduction silica gel pad 405 contacts, and heat gathering that the heat conduction silica gel pad can produce LED lamp pearl during operation effectively, and the refrigeration face of semiconductor refrigeration piece contacts with the upper surface of heat conduction silica gel pad, distributes away the heat effectively. Specifically, the lampshade is fixed on the base plate through high-temperature glue, the base plate is located in the lamp housing, the upper half part of the lampshade is located in the lamp housing, and rainwater can be prevented from entering the LED light source.

The lamp post is characterized by further comprising a first screw 3, a slot 101 is formed in the top of the lamp post 1, a fixing hole is formed in the slot 101, an inserting column 201 is arranged at one end of the fixing rod 2, a through hole is formed in the inserting column 201, the inserting column 201 can be inserted into the slot 101, the first screw 3 can penetrate through the fixing hole and the through hole, and a first nut 301 is screwed at the end portion of the first screw 3. The fixing rod is detachably arranged at the top of the lamp pole, so that the lamp pole is convenient to transport and install and detach.

The lamp post is characterized by further comprising a supporting rod 5, one end of the supporting rod 5 is hinged to the lamp post 1, and the other end of the supporting rod 5 is fixed to the fixing rod 2 through a second screw 6 and a second nut 601. Specifically, the other end of the supporting rod 5 is provided with a through hole, the fixing rod 2 is provided with a connecting hole, when the other end of the supporting rod is tightly attached to the bottom of the fixing rod, the second screw can penetrate through the connecting hole and the through hole, and the second nut is screwed on the second screw. The support rod can enable the fixed rod to be stably arranged on the lamp post.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An LED street lamp with heat dissipation function, characterized by comprising:

2. The LED street lamp with the heat dissipation function according to claim 1, wherein the LED light source comprises a substrate (402), LED lamp beads (403) arranged at the bottom of the substrate (402), a lampshade (404) covering the LED lamp beads (403), and a heat-conducting silica gel pad (405) arranged on the upper portion of the substrate (402), the support posts (401) are arranged at two sides of the substrate (402), and the refrigeration surface of the semiconductor refrigeration piece (407) is in contact with the upper surface of the heat-conducting silica gel pad (405).

3. The LED street lamp with the heat dissipation function according to claim 1, further comprising a first screw (3), wherein a slot (101) is formed in the top of the lamp post (1), a fixing hole is formed in the slot (101), an insertion column (201) is arranged at one end of the fixing rod (2), a through hole is formed in the insertion column (201), the insertion column (201) can be inserted into the slot (101), the first screw (3) can penetrate through the fixing hole and the through hole, and a first nut (301) is screwed on the end portion of the first screw (3).

4. The LED street lamp with the heat dissipation function as claimed in claim 1, further comprising a support rod (5), wherein one end of the support rod (5) is hinged to the lamp post (1), and the other end of the support rod (5) is fixed on the fixing rod (2) through a second screw (6) and a second nut (601).