CN218523537U

CN218523537U - Air convection's street lamp radiator

Info

Publication number: CN218523537U
Application number: CN202221897733.6U
Authority: CN
Inventors: 祝超
Original assignee: Jidao Electronic Technology Wuxi Co ltd
Current assignee: Jidao Electronic Technology Wuxi Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2023-02-24
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses a street lamp radiator of air convection, including base, heat exchanger, bolt fixed plate, heat radiation fins, convection hole, heat radiation fins's top rear end is provided with the connecting rod, controls both ends heat radiation fins's top symmetry is seted up flutedly, both ends are symmetrical fixedly connected with stopper about the connecting rod bottom heat radiation fins's front end symmetry fixed connection piece has first fixed plate, the vertical fixedly connected with second fixed plate of front end of first fixed plate, the front end of second fixed plate is provided with the motor, be provided with the lead screw between second fixed plate and groove cavity's the terminal wall body. This street lamp radiator of air convection can conveniently clean heat radiation fins's lateral wall through mutually supporting of the connecting rod that sets up, clean brush, second fixed plate, motor, lead screw, recess, stopper, has avoided the dust to accumulate too much influence heat dissipation, and self-cleaning has increased the practicality.

Description

Air convection's street lamp radiator

Technical Field

The utility model relates to a street lamp radiator field of air convection, in particular to street lamp radiator of air convection.

Background

Semiconductor lighting is a new energy-saving light source for lighting. The LED not only saves energy, but also has the characteristics of long service life, small volume, safety, environmental protection, maintenance free, easy control and the like. The LED can replace the traditional light source in many places, particularly the appearance of the high-power LED accelerates the speed of replacing the traditional lighting source by the LED, and also enables the large-area application of the LED in outdoor lighting to be realized.

The high-power LED is a direction of future development of the industry, but the high-power LED has higher requirements on heat dissipation technology, and the higher the power of the LED module is, the higher the heat flux density of the chip is. When the effect of the radiator is poor, the temperature of the LED chip rises sharply, light attenuation is generated quickly, and even the LED chip is damaged; at present, most of street lamps are LED lamps, and heat dissipation is often carried out through arrangement of a heat dissipation structure.

In the patent application number of the Chinese utility model: the device comprises a base, wherein a heat dissipation cover is arranged above the base, the heat dissipation cover and the base are fixedly connected to form a convection heat dissipation cavity, a plurality of heat dissipation fins are arranged on the heat dissipation cover, convection holes are formed in the middle of the heat dissipation cover and form convection holes through the heat dissipation cavity and the heat dissipation micropores, the convection holes form convection of air movement through the convection holes, the convection holes form the convection of the air movement with the heat dissipation cavities and the heat dissipation micropores, the contact area of the heat dissipation fins and the air is effectively increased, the heat dissipation effect is effectively improved, a dust screen is arranged on the convection holes, and the dust screen can effectively prevent large-size sundries such as fallen leaves from falling into the heat dissipation device so as to avoid influencing the heat dissipation effect. Dust can fall down between the heat dissipation fins of the device when the heat dissipation fins are used for a long time, the heat dissipation can be influenced when the dust is accumulated too much, and meanwhile, a dust screen is arranged above the convection hole of the device and can influence the heat dissipation when the dust screen is not cleaned for a long time.

Therefore, it is necessary to provide a street lamp heat sink with air convection to solve the above problems.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a street lamp radiator with air convection, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

a street lamp radiator with air convection comprises a base, a heat radiation cover, bolt fixing plates, heat radiation fins and convection holes, wherein connecting rods are arranged at the rear ends of the tops of the heat radiation fins, grooves are symmetrically formed in the tops of the heat radiation fins at the left end and the right end of the connecting rod, limiting blocks are symmetrically and fixedly connected to the left end and the right end of the bottom of the connecting rod, first fixing plates are symmetrically and fixedly connected to the front ends of the heat radiation fins at the left end and the right end of the connecting rod, second fixing plates are longitudinally and fixedly connected to the front ends of the first fixing plates, motors are arranged at the front ends of the second fixing plates, screw rods are arranged between the second fixing plates and the tail end wall bodies of inner cavities of the grooves, and cleaning brushes are arranged at the bottoms of the connecting rods;

the fixed slot has been seted up to the both ends symmetry about the convection current hole top, the inner chamber upper end in convection current hole is inserted and is equipped with the frame, the inboard fixed mounting of frame has the dust screen, lateral wall symmetry fixedly connected with fixed block about the frame, two the activity groove has been seted up to the back of the body side symmetry of back of the body of fixed block, two the one end symmetry of keeping away from mutually of activity inslot cavity is inserted and is equipped with the movable plate, two the one end symmetry fixedly connected with that keeps away from mutually at movable plate top pushes away and draws the piece, two push away and draw the symmetrical fixedly connected with reset spring in both ends around the relative one side of piece.

Preferably, the screw rod is rotatably connected with the side wall of the second fixing plate and the tail end wall body of the groove inner cavity through bearings, and the front end of the screw rod extends to the front end of the second fixing plate and is connected with the output end of the motor.

Preferably, the limiting block is connected to the inner cavity of the groove in a sliding mode, the lower end of the limiting block is connected with the screw rod in a threaded mode through the threaded sleeve, and the connecting rod is attached to the top of the radiating fin in a sliding mode.

Preferably, the cleaning brush is located between adjacent heat dissipation fins, the bottom of the cleaning brush is in close contact with the top of the heat dissipation cover, and two sides of the cleaning brush are in close contact with the side walls of the heat dissipation fins.

Preferably, the side wall of the frame is attached to the inner wall of the convection hole and is in sliding connection with the inner wall of the convection hole, and the fixing blocks are inserted into the inner cavities of the two fixing grooves respectively.

Preferably, two the hole groove of keeping away from one end adaptation mutually with two movable sheets is seted up to relative one side lower extreme symmetry of fixed slot inner chamber, and two the one end of keeping away from mutually of movable sheet is pegged graft the cooperation with two hole grooves respectively, and the movable sheet laminates and sliding connection with the inner wall in activity groove, reset spring keeps away from the one end of movable sheet and the inner wall fixed connection in activity groove.

Advantageous effects

Compared with the prior art, the utility model provides a street lamp radiator of air convection possesses following beneficial effect:

1. this street lamp radiator of air convection can conveniently clean heat radiation fins's lateral wall through mutually supporting of the connecting rod that sets up, clean brush, second fixed plate, motor, lead screw, recess, stopper, has avoided the dust to accumulate too much influence heat dissipation, and self-cleaning has increased the practicality.

2. This street lamp radiator of air convection can make things convenient for the dismantlement of dust screen through mutually supporting of the frame that sets up, fixed slot, fixed block, activity groove, activity piece, push-and-pull piece, reset spring, and then be convenient for clean or change the dust screen, and convenient operation has increased the practicality, has improved work efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B of FIG. 1 according to the present invention;

fig. 4 is a schematic structural view of the dust screen and the convection holes of the present invention separated from each other;

fig. 5 is an enlarged view of the present invention at C in fig. 4.

In the figure: 1. a base; 2. a heat dissipation cover; 3. a bolt fixing plate; 4. a return spring; 5. a heat dissipating fin; 6. a connecting rod; 7. cleaning the brush; 8. a groove; 9. a first fixing plate; 10. a second fixing plate; 11. a motor; 12. a screw rod; 13. a limiting block; 14. a convection hole; 15. a dust screen; 16. a frame; 17. a fixing groove; 18. a fixed block; 19. a movable groove; 20. a movable plate; 21. and (4) pushing and pulling the block.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1-5, an air convection street lamp radiator comprises a base 1, a heat dissipation cover 2, a bolt fixing plate 3, heat dissipation fins 5, and convection holes 14, wherein a connecting rod 6 is arranged at the rear end of the top of each heat dissipation fin 5, the connecting rod 6 is attached to and slidably connected with the top of each heat dissipation fin 5, grooves 8 are symmetrically formed in the tops of the heat dissipation fins 5 at the left and right ends, limiting blocks 13 are symmetrically and fixedly connected to the left and right ends of the bottom of the connecting rod 6, the limiting blocks 13 are slidably connected to the inner cavity of the grooves 8, the lower ends of the limiting blocks 13 are in threaded connection with screw rods 12 through screw sleeves, the front ends of the heat dissipation fins 5 at the left and right ends are symmetrically and fixedly connected with a first fixing plate 9, a second fixing plate 10 is longitudinally and fixedly connected to the front end of the first fixing plate 9, a motor 11 is arranged at the front end of the second fixing plate 10, and the screw rods 12 are arranged between the second fixing plate 10 and the end wall body of the inner cavity of the grooves 8, the screw rod 12 is rotatably connected with the side wall of the second fixing plate 10 and the end wall body of the inner cavity of the groove 8 through bearings, the front end of the screw rod 12 extends to the front end of the second fixing plate 10 to be connected with the output end of the motor 11, the bottom of the connecting rod 6 is provided with the cleaning brush 7, the cleaning brush 7 is positioned between the adjacent radiating fins 5, the bottom of the cleaning brush 7 is closely contacted with the top of the radiating cover 2, two sides of the cleaning brush 7 are closely contacted with the side walls of the radiating fins 5, the side walls of the radiating fins 5 can be conveniently cleaned through the mutual matching of the connecting rod 6, the cleaning brush 7, the second fixing plate 10, the motor 11, the screw rod 12, the groove 8 and the limiting block 13, the heat dissipation is prevented from being influenced by excessive dust accumulation, the heat dissipation is automatically cleaned, the practicability is increased, the fixing grooves 17 are symmetrically formed at the left end and the right end of the top of the flow hole 14, insert and be equipped with frame 16 to the inner chamber upper end of discharge orifice 14, the lateral wall of frame 16 and the inner wall laminating and sliding connection to discharge orifice 14, the inboard fixed mounting of frame 16 has dust screen 15, the left and right sides lateral wall symmetry fixedly connected with fixed block 18 of frame 16, two fixed blocks 18 insert the inner chamber of locating two fixed slots 17 respectively, movable groove 19 has been seted up to the back of the body one side symmetry of two fixed blocks 18, the one end symmetry of keeping away from mutually of two movable groove 19 inner chambers is inserted and is equipped with movable plate 20, the hole groove of keeping away from the one end adaptation mutually with two movable plates 20 is seted up to the relative one side lower extreme symmetry of two fixed slot 17 inner chambers, and the one end of keeping away from mutually of two movable plates 20 cooperates with two hole groove grafting respectively, movable plate 20 and the inner wall laminating and sliding connection of movable slot 19, the one end symmetry fixedly connected with push-pull piece 21 is kept away from mutually of two movable plates 20 tops, two push-pull piece 21 front and back both ends symmetry fixedly connected with reset spring 4 around one side, reset spring 4 keeps away from the one end of movable plate 20 and the inner wall fixed connection of movable plate 19, frame 16 through setting up, fixed slot 17, fixed block 18, movable plate 21, and then the convenient change of push-pull spring 15, the convenient operation of replacement, the dust screen 15 improves the convenience of the operation, the dust screen is dismantled, the convenience is carried out.

It should be noted that, the utility model relates to a street lamp radiator of air convection, during the use at connecting rod 6, clean brush 7, second fixed plate 10, motor 11, lead screw 12, recess 8, stopper 13 mutually support and can conveniently clean heat radiation fins 5's lateral wall, it is specific, start two motors 11 simultaneously during clean, motor 11 drives lead screw 12 and rotates, lead screw 12 drives two stopper 13 at the inner chamber displacement of recess 8 through the swivel nut, stopper 13 drives connecting rod 6 displacement, and then connecting rod 6 drives clean brush 7 displacement, clean brush 7 can clean heat radiation fins 5's lateral wall and heat exchanger 2's top, reset to heat radiation fins 5's rear end after cleaning, do not influence the heat dissipation, avoided the too much influence heat dissipation of dust accumulation, self-cleaning, the practicality has been increased, at frame 16, fixed slot 17, fixed block 18, movable groove 19, movable sheet 20, push-pull block 21, reset spring 4 mutually support and can make things convenient for the dismantlement of dust screen 15, it is specific, to push-pull block 21 to being close to pulling two movable block 21 during the dismantlement, two push-pull blocks 21, two movable block 21 drive movable sheet 20, the upper end that compression piece is close to the compression piece is convenient for the operation, then the upper end that the inner chamber is pulled to the inner chamber 15 that the inner chamber is pulled simultaneously, and the inner chamber is pulled, the dust screen can be convenient for the upper end that the pull, and the upper end that the inner chamber is pulled, and the inner chamber is improved, the inner chamber is convenient for the dust screen 15, and the upper end that the inner chamber is pulled, and the efficiency is improved, and the upper end that the inner chamber is pulled, and the inner chamber is convenient for the inner chamber is pulled, the upper end that the inner chamber is pulled, the dust screen is pulled, the efficiency is improved, the dust screen is convenient for.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a street lamp radiator of air convection, includes base (1), heat exchanger (2), bolt fastening board (3), heat radiation fins (5), convection current hole (14), its characterized in that: a connecting rod (6) is arranged at the rear end of the top of each radiating fin (5), grooves (8) are symmetrically formed in the tops of the radiating fins (5) at the left end and the right end, limiting blocks (13) are symmetrically and fixedly connected to the left end and the right end of the bottom of the connecting rod (6), first fixing plates (9) are symmetrically and fixedly connected to the front ends of the radiating fins (5) at the left end and the right end, second fixing plates (10) are longitudinally and fixedly connected to the front ends of the first fixing plates (9), motors (11) are arranged at the front ends of the second fixing plates (10), lead screws (12) are arranged between the second fixing plates (10) and the tail end wall bodies of inner cavities of the grooves (8), and cleaning brushes (7) are arranged at the bottom of the connecting rod (6);

fixed slot (17) have been seted up to both ends symmetry about flowing hole (14) top, inner chamber upper end of flowing hole (14) is inserted and is equipped with frame (16), the inboard fixed mounting of frame (16) has dust screen (15), lateral wall symmetry fixedly connected with fixed block (18) about frame (16), two movable groove (19), two have been seted up to the back of the body one side symmetry of backing on the back of the body of fixed block (18) the one end symmetry of keeping away from mutually of movable groove (19) inner chamber is inserted and is equipped with movable plate (20), two the one end symmetry fixedly connected with that keeps away from mutually at movable plate (20) top pushes away from, two push away and pull block (21) the front and back both ends symmetry fixedly connected with reset spring (4) of one side relatively.

2. The air convection street lamp radiator of claim 1, wherein: the screw rod (12) is rotatably connected with the side wall of the second fixing plate (10) and the tail end wall body of the inner cavity of the groove (8) through a bearing, and the front end of the screw rod (12) extends to the front end of the second fixing plate (10) and is connected with the output end of the motor (11).

3. The air convection street lamp radiator of claim 1, wherein: stopper (13) sliding connection is in the inner chamber of recess (8), and the lower extreme of stopper (13) passes through swivel nut and lead screw (12) threaded connection, the top laminating and sliding connection of connecting rod (6) and heat radiation fins (5).

4. The air convection street lamp radiator of claim 1, wherein: the cleaning brush (7) is positioned between the adjacent radiating fins (5), the bottom of the cleaning brush (7) is in close contact with the top of the radiating cover (2), and the two sides of the cleaning brush (7) are in close contact with the side walls of the radiating fins (5).

5. The air convection street lamp radiator as set forth in claim 1, wherein: the side wall of the frame (16) is attached to the inner wall of the convection hole (14) and is in sliding connection with the inner wall of the convection hole, and the two fixing blocks (18) are respectively inserted into the inner cavities of the two fixing grooves (17).

6. The air convection street lamp radiator as set forth in claim 1, wherein: two the hole groove of keeping away from the one end adaptation mutually with two movable plate (20) is seted up to relative one side lower extreme symmetry of fixed slot (17) inner chamber, and two the cooperation of pegging graft with two hole grooves is respectively kept away from one end mutually of movable plate (20), and the inner wall laminating and sliding connection in movable plate (20) and activity groove (19), the inner wall fixed connection in one end and activity groove (19) of movable plate (20) is kept away from in reset spring (4).