CN217770766U - High-temperature-resistant street lamp case - Google Patents

Abstract

The utility model discloses a high temperature resistant street lamp case, which comprises a case body, a through hole is formed at the top of the case body, a clamping groove is formed at the top inside the through hole, and a semiconductor refrigerating chip is installed in the inner part of the clamping groove. A connecting block is fixedly arranged on both sides of the two connecting blocks, one side of the two connecting blocks away from the semiconductor refrigerating chip is provided with a mounting groove, and the interior of the two mounting grooves is provided with a limited elastic sheet. The temperature control switch is used to monitor the situation inside the box, and the cooling surface of the semiconductor refrigerating sheet generates cold air to exchange heat with the hot air inside the box to play a role in cooling and improve the cooling efficiency. The fan introduces the outside air into the inside of the box to accelerate the circulation of the air inside the box, and the second fan discharges the hot air inside the box to improve the heat dissipation efficiency, thereby improving the high temperature resistance of the box.

Description

A high temperature resistant street lamp chassis

technical field

The utility model relates to the field of street lamp cabinets, in particular to a high temperature resistant street lamp cabinet.

Background technique

Street lamps can be seen everywhere in our life. It usually needs to use a control box for centralized control, and there are a lot of electronic components installed in the box. The heat generated by the electronic components will cause the internal temperature of the box to rise, but The high temperature resistance and heat dissipation performance of the existing street lamp chassis are not good, and the service life of the electronic components inside the chassis is further reduced.

Utility model content

The purpose of this utility model is to provide a high temperature resistant street lamp chassis to solve the problem of poor high temperature resistance and heat dissipation performance of the existing street lamp chassis proposed in the above background technology, and furthermore the problem of the service life of the electronic components inside the chassis.

In order to achieve the above purpose, the utility model provides the following technical solutions: a high temperature resistant street lamp chassis, including a box body, a through hole is opened on the top of the box body, and a card slot is opened on the top inside of the through hole, and the card The inside of the groove is fitted with a semiconductor refrigeration chip, and the two sides of the semiconductor refrigeration sheet are fixedly provided with connecting blocks, and the side of the two connection blocks away from the semiconductor refrigeration sheet is provided with a mounting groove. The inside of the slot is provided with limiting shrapnel, both sides of the inner wall of the card slot are provided with limiting grooves, the top of one side of the box and the bottom of the other side of the box are provided with mounting seats, and the two installations The first fan and the second fan are respectively fixedly installed on one end of the inner side of the seat, and the cold air is generated by the cooling surface of the semiconductor cooling plate to exchange heat with the hot air inside the box to cool down. The combination of fins and several cooling grooves facilitates the heat dissipation of the heat dissipation surface of the semiconductor cooling fin to improve the cooling efficiency. The first fan introduces the outside air into the inside of the box to accelerate the circulation of the air inside the box. The second fan To discharge the hot air inside the box to improve the heat dissipation efficiency, and then improve the high temperature resistance of the box.

Preferably, a temperature control switch is fixedly installed on one side of the inner wall of the second fan, and the first fan, the semiconductor cooling chip and the second fan are all electrically connected to an external power supply through the temperature control switch, and the temperature control switch is used to control the temperature. The temperature inside the box is detected.

Preferably, the heat dissipation surface of the semiconductor refrigeration sheet is fixedly provided with several uniformly distributed heat dissipation fins, and several uniformly distributed heat dissipation grooves are provided on the tops of the several heat dissipation fins, through which several heat dissipation fins and several The matching arrangement of the two heat dissipation grooves facilitates the heat dissipation of the heat dissipation surface of the semiconductor refrigeration sheet to improve the cooling efficiency.

Preferably, several heat dissipation windows are provided in the middle of both sides of the box body, and dust-proof nets are fixedly installed inside the several heat dissipation windows, so that dust can be prevented from entering the interior of the box body through the arrangement of the dust-proof nets.

Preferably, the sides of the two mounting bases far away from the first fan are fixedly provided with dust-proof nets, and the arrangement of the dust-proof nets can play a role of isolating dust.

Preferably, a sealed door is hinged on the front of the box, and several evenly distributed cooling holes are opened in the middle of the sealed door.

Compared with the prior art, the beneficial effect of the utility model is: the temperature control switch is used to monitor the inside of the box, and the cooling surface of the semiconductor refrigeration sheet generates cold air to exchange heat with the hot air inside the box , to play the role of cooling, through the cooperation of several heat dissipation fins and several heat dissipation grooves, it is convenient to dissipate heat from the heat dissipation surface of the semiconductor cooling fin, so as to improve the cooling efficiency, and the outside air is introduced into the inside of the box through the first fan, To accelerate the circulation of the air inside the box, the hot air inside the box is discharged through the second fan, so as to improve the heat dissipation efficiency, and then improve the high temperature resistance of the box.

Description of drawings

Fig. 1 is the perspective view of the utility model;

Fig. 2 is the front sectional view of the utility model;

Fig. 3 is an enlarged view of part A of the utility model.

In the figure: 1. Box body; 2. Heat dissipation window; 3. Dust-proof net; 4. Mounting seat; 5. Dust-proof net; 6. First fan; 7. Through hole; 8. Semiconductor cooling plate; Fin; 10, heat sink; 11, temperature control switch; 12, second fan; 13, card slot; 14, connection block; 15, installation slot; 16, limit shrapnel; 17, limit slot; 18, seal Door; 19, cooling holes.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

Please refer to Figures 1-3, the utility model provides a high temperature resistant street lamp chassis, including a box body 1, a through hole 7 is opened on the top of the box body 1, and a card slot 13 is opened on the top of the inner side of the through hole 7, and the card slot 13 The interior of the semiconductor refrigeration sheet 8 is snapped and installed, and the two sides of the semiconductor refrigeration sheet 8 are fixedly provided with connecting blocks 14, and the side of the two connecting blocks 14 away from the semiconductor refrigeration sheet 8 is provided with a mounting groove 15, and the two mounting grooves The inside of 15 is all provided with limit shrapnel 16, and both sides of draw-in groove 13 inner wall all offer limit groove 17, and the top of box body 1 one side and the bottom of box body 1 other side are all provided with mounting seat 4, two install A first fan 6 and a second fan 12 are respectively fixedly installed at one end of the inner side of the seat 4, and the cooling surface of the semiconductor cooling chip 8 generates cold air to exchange heat with the hot air inside the box body 1 to reduce the temperature. Through the cooperative arrangement of several heat dissipation fins 9 and several heat dissipation grooves 10, it is convenient to dissipate heat on the heat dissipation surface of the semiconductor refrigeration sheet 8 to improve the cooling efficiency, and the first fan 6 introduces the outside air into the inside of the box body 1 to accelerate the box The circulation of the air inside the body 1 uses the second fan 12 to discharge the hot air inside the box body 1 to improve heat dissipation efficiency and further improve the high temperature resistance performance of the box body 1 .

One side of the inner wall of the second fan 12 is fixedly equipped with a temperature control switch 11, and the first fan 6, the semiconductor refrigeration sheet 8 and the second fan 12 are all electrically connected to an external power supply through the temperature control switch 11, and are controlled by the temperature control switch 11. The temperature inside the box body 1 is detected.

The heat dissipation surface of the semiconductor refrigeration sheet 8 is fixedly provided with several uniformly distributed heat dissipation fins 9, and the tops of the several heat dissipation fins 9 are provided with several uniformly distributed heat dissipation grooves 10, through which several heat dissipation fins 9 and several heat dissipation The cooperating arrangement of the groove 10 facilitates the heat dissipation of the heat dissipation surface of the semiconductor cooling sheet 8 to improve the cooling efficiency.

The middle part of both sides of the box body 1 is provided with several heat dissipation windows 2, and the interior of the several heat dissipation windows 2 is fixedly provided with dust-proof nets 3, which can prevent dust from entering the inside of the box body 1 by the setting of the dust-proof nets 3.

The sides of the two mounting bases 4 far away from the first fan 6 are fixedly provided with dust-proof nets 5 , which can function to isolate dust.

The front of the box body 1 is hinged with a sealed door 18, and the middle part of the sealed door 18 is provided with several evenly distributed heat dissipation holes 19, and the setting of the several heat dissipation holes 19 is convenient for the heat dissipation of the box body 1.

When the embodiment of the present application is in use: the temperature control switch 11 is used to monitor the internal conditions of the box body 1. When the temperature inside the box body 1 reaches a certain value, the temperature control switch 11 will be triggered to control the first fan 6, semiconductor Both the refrigerating sheet 8 and the second fan 12 are energized and start to work. The cooling surface of the semiconductor refrigerating sheet 8 generates cold air to exchange heat with the hot air inside the box body 1 to reduce the temperature. 9 and a plurality of cooling grooves 10 are arranged to facilitate the heat dissipation of the heat dissipation surface of the semiconductor cooling sheet 8 to improve the cooling efficiency, and the first fan 6 introduces the outside air into the inside of the box body 1 to accelerate the circulation of the air inside the box body 1 , the hot air inside the box body 1 is discharged through the second fan 12 to improve the heat dissipation efficiency, and then improve the high temperature resistance of the box body 1, and the setting of several heat dissipation windows 2 and several heat dissipation holes 19 can improve the heat dissipation efficiency of the box body. 1 cooling effect.

Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art can modify the technical solutions described in the aforementioned embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principles of the present utility model, any modification, equivalent replacement, improvement, etc. should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a high temperature resistant street lamp machine case, includes box (1), its characterized in that: through-hole (7) have been seted up on the top of box (1), draw-in groove (13) have been seted up at the top of through-hole (7) inboard, semiconductor refrigeration piece (8) are installed to the inside block of draw-in groove (13), the both sides of semiconductor refrigeration piece (8) are all fixed and are provided with connecting block (14), two mounting groove (15), two have all been seted up to one side that semiconductor refrigeration piece (8) were kept away from in connecting block (14) the inside of mounting groove (15) all is provided with spacing shell fragment (16), spacing groove (17) have all been seted up to the both sides of draw-in groove (13) inner wall, the top of box (1) one side and the bottom of box (1) opposite side all are provided with mount pad (4), two there are first fan (6) and second fan (12) mount pad (4) inboard one end difference fixed mounting.

2. The high-temperature resistant street lamp case as claimed in claim 1, wherein: one side fixed mounting of second fan (12) inner wall has temperature detect switch (11), first fan (6), semiconductor refrigeration piece (8) and second fan (12) all pass through temperature detect switch (11) and external power supply electric connection.

3. The high-temperature-resistant street lamp case as claimed in claim 1, wherein: the heat dissipation surface of the semiconductor refrigeration piece (8) is fixedly provided with a plurality of uniformly distributed heat dissipation fins (9), and the top ends of the heat dissipation fins (9) are provided with a plurality of uniformly distributed heat dissipation grooves (10).

4. The high-temperature-resistant street lamp case as claimed in claim 1, wherein: the middle parts of the two sides of the box body (1) are respectively provided with a plurality of heat dissipation windows (2), and the insides of the heat dissipation windows (2) are respectively fixedly provided with a dust screen (3).

5. The high-temperature-resistant street lamp case as claimed in claim 1, wherein: two one sides of the installation seats (4) far away from the first fan (6) are fixedly provided with dust separation nets (5).

6. The high-temperature-resistant street lamp case as claimed in claim 1, wherein: the front surface of the box body (1) is hinged with a sealing door (18), and a plurality of radiating holes (19) which are uniformly distributed are formed in the middle of the sealing door (18).

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