CN217329483U

CN217329483U - Semiconductor refrigeration high-power LED lamp

Info

Publication number: CN217329483U
Application number: CN202220912865.5U
Authority: CN
Inventors: 胡仕刚; 张飞; 高龙; 唐志军
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-08-30
Anticipated expiration: 2032-04-20

Abstract

The utility model belongs to the technical field of lamps and lanterns, especially, relate to a high-power LED lamp of semiconductor refrigeration. The technology comprises a shell without a top and a bottom, wherein a movable plate is horizontally arranged in the shell and is installed in the shell through an installation plate, a through groove which is communicated up and down is formed in the movable plate, and a semiconductor refrigerating sheet is horizontally fixed in the through groove; the top of semiconductor refrigeration piece is the cold junction, and the bottom is the hot junction, and the lamp is installed at the top of semiconductor refrigeration piece, is provided with the radiator unit who is used for reducing semiconductor refrigeration piece hot junction temperature in the casing of semiconductor refrigeration piece below, and bottom demountable installation has the bottom plate in the casing. In this embodiment, cool down the lamp through the cold junction of semiconductor refrigeration piece, improve the life of lamp, under radiator unit's effect, be favorable to the heat dissipation of semiconductor refrigeration piece hot junction, avoid because the high temperature, the ageing of casing with higher speed, detachable bottom plate can the person of facilitating the use overhaul, improves life to a certain extent.

Description

Semiconductor refrigeration high-power LED lamp

Technical Field

The utility model belongs to the technical field of lamps and lanterns, especially, relate to a high-power LED lamp of semiconductor refrigeration.

Background

LED lamp, it can be with the solid-state semiconductor device of electric energy conversion visible light, have advantages such as small, low and long service life of power consumption, however, LED's operating temperature and luminous efficacy are the inverse ratio, the luminous efficacy that LED lamp's temperature risees and can make high-power LED reduces, LED's light decay accelerates, obviously reduce LED's life-span, its radiating problem need be solved to high-power LED lamp, this problem of fine solution of semiconductor refrigeration piece, the semiconductor refrigeration piece, also known as thermoelectric refrigerator, the rationale is the Peltier effect: the current can produce exothermic and heat absorption phenomenon through the contact department of two different conductors, can make semiconductor refrigeration piece one end generate heat, and the other end refrigeration, and we call the one end that generates heat be "hot junction", and refrigerated one end is "cold junction", because of the long service life of the LED lamp that has the semiconductor refrigeration piece, need overhaul when using to the life of extension LED lamp.

SUMMERY OF THE UTILITY MODEL

According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: the semiconductor refrigeration high-power LED lamp is simple in structure, convenient to maintain and long in service life.

The semiconductor refrigeration high-power LED lamp comprises a shell without a top and a bottom, wherein a movable plate is horizontally arranged in the shell and is installed in the shell through an installation plate, a through groove which is communicated up and down is formed in the movable plate, and a semiconductor refrigeration sheet is horizontally fixed in the through groove; the top of semiconductor refrigeration piece is the cold junction, and the bottom is the hot junction, and the lamp is installed at the top of semiconductor refrigeration piece, is provided with the radiator unit who is used for reducing semiconductor refrigeration piece hot junction temperature in the casing of semiconductor refrigeration piece below, and bottom demountable installation has the bottom plate in the casing.

Further, the mounting groove has been seted up to the right-hand member of bottom plate, the tank bottom level of mounting groove is fixed with the guide bar, guide bar outside cover is equipped with it and is horizontal sliding fit's slide bar, install the spring between slide bar left end and the tank bottom, under the spring natural state, the bottom plate is worn out to the right-hand member of slide bar, the right-hand member of slide bar is the slope setting of high right side low, set up the spacing hole that is used for the slide bar to penetrate on the right side wall of casing, independently wear to be equipped with the ejector pin in the spacing hole, ejector pin outside cover is equipped with the protective sheath, be fixed with the spacing piece on the protective sheath right-hand member inside wall.

Further, radiator unit includes the fan, and the mounting panel bottom is vertical to be fixed with the fixed plate, and the motor is installed in the left side of fixed plate, and the power take off end of motor is connected with the pivot of fan, has all seted up the ventilation hole on fixed plate and the casing lateral wall.

Furthermore, a hole which is communicated with the upper part and the lower part is formed in the mounting plate, a stop block is fixed at the top end of the hole wall of the hole, the movable plate is of a disc structure and is in threaded fit with the mounting plate, and a fixed rod is fixed at the bottom of the movable plate.

Furthermore, the mounting plate is of a funnel structure with a large upper part and a small lower part, and a threaded lens is mounted on the upper surface of the mounting plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

in this embodiment, cool down the lamp through the cold junction of semiconductor refrigeration piece, improve the life of lamp, under radiator unit's effect, be favorable to the heat dissipation of semiconductor refrigeration piece hot junction, avoid because the high temperature, the ageing of casing with higher speed, detachable bottom plate can the person of facilitating the use overhaul, improves life to a certain extent.

Drawings

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

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

names of components in the drawings: 1. the device comprises a shell 2, a mounting plate 3, a fixed plate 4, a movable plate 5, a lamp 6, a semiconductor refrigeration piece 7, a stop block 8, a bottom plate 9, a fixed rod 10, a fan 11, a motor 12, a protective sleeve 13, a top rod 14, a limiting block 15, a guide rod 16, a spring 17 and a slide rod.

Detailed Description

The present invention is further described with reference to the following embodiments, which are not intended to limit the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Example 1

As shown in fig. 1, the semiconductor refrigeration high-power LED lamp according to the present embodiment includes a housing 1 without a top and a bottom, wherein a movable plate 4 is horizontally disposed in the housing 1, and the movable plate 4 is used for mounting a semiconductor refrigeration sheet 6;

the movable plate 4 is arranged in the shell 1 through the mounting plate 2, the left end of the mounting plate 2 on the left side is fixed on the left inner side wall of the shell 1, and the right end is connected with the left end of the movable plate 4; the left end of the mounting plate 2 on the right side is connected with the right end of the movable plate 4, and the left end is fixed on the right inner side wall of the shell 1;

a through groove which is communicated up and down is formed in the movable plate 4, a semiconductor refrigerating sheet 6 is horizontally fixed in the through groove, the left end of the semiconductor refrigerating sheet 6 is fixed on the left groove wall of the through groove, and the right end of the semiconductor refrigerating sheet 6 is fixed on the right groove wall of the through groove;

the top of the semiconductor refrigerating sheet 6 is a cold end, the bottom of the semiconductor refrigerating sheet 6 is a hot end, and the cold end of the semiconductor refrigerating sheet 6 can effectively cool the lamp 5, so that the service life of the lamp is prolonged;

the metal sheet can be tightly attached to the cold end of the semiconductor refrigeration sheet 6, the metal sheet can be made into a cylindrical shape and is similar to a lamp shade of a lamp, the cooling effect of the lamp 5 is better, the metal sheet can be tightly attached to the hot end of the semiconductor refrigeration sheet 6, one end of the metal sheet is bent at 90 degrees and is parallel to the side wall of the shell 1, the temperature of the hot end of the semiconductor refrigeration sheet 6 is transferred to the metal sheet by utilizing the quick heat conduction of the metal sheet, the heat dissipation effect is good, the contact area between the metal sheet and air can be increased, the heat dissipation effect of the heat dissipation assembly is better, and the heat dissipation of the hot end of the semiconductor refrigeration sheet 6 is accelerated;

the lamp 5 is installed at the top of the semiconductor refrigerating sheet 6, the heat dissipation assembly used for reducing the temperature of the hot end of the semiconductor refrigerating sheet 6 is arranged in the shell 1 below the semiconductor refrigerating sheet 6, the heat dissipation assembly can cool the hot end of the semiconductor refrigerating sheet 6, the phenomenon that the service life of an electronic device in the lamp 5 is influenced due to overhigh temperature of the hot end, the normal work of the lamp 5 is influenced, the phenomenon that the temperature is overhigh is avoided, the aging of parts in the shell 1 is accelerated, and the service life is prolonged;

bottom demountable installation has bottom plate 8 in casing 1, and detachable bottom plate 8 is convenient for the maintenance work at the in-process that uses lamp 5 to guarantee lamp 5's normal use, can play increase of service life's effect to a certain extent.

During the use of this embodiment, fix back in mounting panel 2 with fly leaf 4, install lamp 5 at the cold junction of semiconductor refrigeration piece 6, under heat-radiating component's effect, reduce the temperature of the 6 hot junctions of semiconductor refrigeration piece, through detachable bottom plate 8, the person of facilitating the use overhauls, prolongs lamp 5's life.

Example 2

In this embodiment, as shown in fig. 1 and fig. 2, a mounting groove is formed at the right end of the bottom plate 8, and a mounting groove is horizontally formed leftward on the right side wall of the bottom plate 8;

a guide rod 15 is horizontally fixed at the bottom of the mounting groove, a slide rod 17 in sliding fit with the guide rod 15 is sleeved outside the guide rod 15, a slide groove is horizontally formed at the left end of the slide rod 17 rightwards, and the guide rod 15 is embedded into the slide groove and in sliding fit with the slide rod 17 leftwards and rightwards;

a spring 16 is arranged between the left end of the sliding rod 17 and the bottom of the groove, one end of the spring 16 is fixed on the bottom of the groove, and the other end of the spring is fixed at the left end of the sliding rod 17;

under the natural state of the spring 16, the right end of the sliding rod 17 penetrates out of the bottom plate 8, the sliding rod 17 is ejected out of the bottom plate 8 by the spring 16, when the sliding rod 17 moves to the position of the hole, the sliding rod 17 is ejected into the hole by the spring 16, and the bottom plate 8 is fixed at the bottom in the shell 1;

the right end of the sliding rod 17 is obliquely arranged in a mode of being high at the left and low at the right, the right end face of the sliding rod 17 is an inclined face towards the left, and the right end face of the sliding rod 17 has two functions, the first function is that when the bottom plate 8 is installed, the right end of the sliding rod 17 does not need to be completely pressed into the installation groove, and the sliding rod 17 and the bottom of the bottom plate 8 are at a certain distance, so that when the bottom plate 8 is pushed into the shell 1, the fingers of a user are clamped between the right end of the bottom plate 8 and the right side wall of the shell 1, when the bottom plate 8 is pushed into the shell 1, the top of the right end of the sliding rod 17 is pressed into the installation groove, and when the bottom plate 8 is pushed to enter the shell 1, the inclined right end face of the sliding rod 17 can provide horizontal leftward force for the sliding rod 17 to extrude the sliding rod 17 into the installation groove;

the second function is that in the using process, if the sliding rod 17 moves a part leftwards due to collision or shaking, the bottom plate 8 can not fall off from the shell 1, and only when the bottom plate 8 needs to be disassembled and the sliding rod 17 is completely ejected out of the limiting hole by pressing the ejector rod 13, the bottom plate 8 can be disassembled from the shell 1, so that the stability in the using process is improved;

a limiting hole for a sliding rod 17 to penetrate is formed in the right side wall of the shell 1, a top rod 13 independently penetrates through the limiting hole, and the top rod 13 can freely move left and right in the limiting hole;

the protective sheath 12 is equipped with to the ejector pin 13 outside cover, is fixed with stopper 14 on the protective sheath 12 right-hand member inside wall, and protective sheath 12 and stopper 14 can avoid ejector pin 13 to drop, cause unnecessary economic loss, and when spring 16 promoted slide bar 17 and penetrated spacing hole, slide bar 17's right-hand member pushed against on ejector pin 13, ejector pin 13 pushed against on stopper 14, and the thrust that spring 16 provided and stopper 14 can be spacing slide bar 17 and ejector pin 13, increase stability to a certain extent.

Also be provided with above-mentioned structure between the left side wall of bottom plate 8 left end and casing 1 in this embodiment, both ends are installed simultaneously and spacing can increase bottom plate 8's stability, avoid bottom plate 8 to drop because of becoming flexible or ageing in the use.

When the embodiment is used, a user presses the right end of the sliding rod 17 with a finger, the top of the right end of the sliding rod 17 is pressed into the mounting groove, the top of the bottom plate 8 is pushed into the bottom of the shell 1, the right side wall of the shell 1 extrudes the inclined plane of the sliding rod 17, the sliding rod 17 is pushed into the mounting groove, when the sliding rod 17 passes through the position of the limiting hole, the spring 16 recovers deformation, the sliding rod 17 is pushed into the limiting hole, the ejector rod 13 is pushed to prop against the limiting block 14, the bottom plate 8 is fixed in the shell 1, when the bottom plate 8 needs to be disassembled, only the ejector rod 13 needs to be pressed, after the ejector rod 13 is completely pushed out of the limiting hole, the bottom plate 8 can be taken out of the shell 1, and the user can overhaul devices in the shell 1.

In this embodiment, the buckle connection can be adopted, the buckling parts are installed at the two ends of the bottom plate 8, the clamping grooves matched with the buckling parts are correspondingly arranged on the left side wall and the right side wall of the shell 1, and the quick installation and the quick disassembly are carried out through the buckle and the clamping grooves.

Example 3

In this embodiment, as shown in fig. 1, the heat dissipation assembly includes a fan 10, the fan 10 includes a rotating shaft and a fan blade, the fan 10 accelerates the air flow in the housing 1, takes away heat generated at the hot end of the semiconductor chilling plate 6, and facilitates cooling the hot end of the semiconductor chilling plate 6;

a fixing plate 3 is vertically fixed at the bottom of the mounting plate 2, and the fixing plate 3 is used for mounting a fan 10;

a motor 11 is installed on the left side of the fixed plate 3, the power output end of the motor 11 is connected with the rotating shaft of the fan 10, and the fan 10 is driven to rotate by the motor 11;

the fixed plate 3 and the side wall of the shell 1 are provided with air vents, so that air in the shell 1 can circulate through the air vents, and the cooling of the hot end of the semiconductor refrigerating sheet 6 is facilitated.

When the air-conditioning fan is used in the embodiment, the motor 11 is turned on to drive the fan 10 to rotate, the fan 10 accelerates the air flow in the shell 1, and the air flow takes away heat generated by the hot end of the semiconductor chilling plate 6.

The heat dissipation assembly in the embodiment can also adopt a fan, the air flow in the shell 1 can be accelerated through the fan, and the fan is arranged on the inner side wall of the shell 1.

Example 4

In this embodiment, as shown in fig. 1, a hole is formed in the mounting plate 2, the hole is vertically communicated with the hole, a stopper 7 is fixed at the top end of the hole wall of the hole, and the stopper 7 can prevent the mounting movable plate 4 from protruding out of the hole and mount the movable plate 4 at a designated position;

the movable plate 4 is of a disc structure, the movable plate 4 is in threaded fit with the mounting plate 2, internal threads are arranged on the hole wall of the hole of the mounting plate 2, external threads are arranged on the outer side wall of the movable plate 4, the movable plate 4 is in threaded fit with the mounting plate 2, so that the movable plate 4 can be conveniently detached and mounted, when the lamp 5 is damaged independently, the movable plate 4 can be detached, the lamp 5 can be independently replaced, the old semiconductor refrigerating sheet 6 can be continuously used, and resources are saved;

the bottom of the movable plate 4 is fixed with a fixed rod 9, and the fixed rod 9 is convenient for dismounting the movable plate 4.

When this embodiment uses, the user holds dead lever 9, rotates fly leaf 4, dismantles fly leaf 4 from mounting panel 2, and the lamp 5 back of will damaging is being changed, and with fly leaf 4 installation, can change lamp 5 alone, reuse semiconductor refrigeration piece 6 resources are saved.

Example 5

The present embodiment further illustrates the technology, as shown in fig. 1, the mounting plate 2 is a funnel structure with a large top and a small bottom, the threaded lens is mounted on the upper surface of the mounting plate 2, and the threaded lens is similar to a lampshade structure, so as to protect the lamp 5 to a certain extent, and the threaded lens is a prior art, has a light-gathering effect, and can increase the brightness of the lamp 5 to a certain extent.

Claims

1. A semiconductor refrigeration high-power LED lamp comprises a shell (1) without a top part and a bottom part, and is characterized in that: a movable plate (4) is horizontally arranged in the shell (1), the movable plate (4) is installed in the shell (1) through an installation plate (2), a through groove which is communicated up and down is formed in the movable plate (4), and a semiconductor refrigerating sheet (6) is horizontally fixed in the through groove; the top of semiconductor refrigeration piece (6) is the cold junction, and the bottom is the hot junction, and lamp (5) are installed at the top of semiconductor refrigeration piece (6), are provided with the radiator unit who is used for reducing semiconductor refrigeration piece (6) hot junction temperature in casing (1) of semiconductor refrigeration piece (6) below, and bottom demountable installation has bottom plate (8) in casing (1).

2. The semiconductor refrigeration high-power LED lamp as claimed in claim 1, wherein: the mounting groove has been seted up to the right-hand member of bottom plate (8), the tank bottom level of mounting groove is fixed with guide bar (15), guide bar (15) outside cover is equipped with slide bar (17) that is horizontal sliding fit with it, install spring (16) between slide bar (17) left end and the tank bottom, under spring (16) natural state, bottom plate (8) are worn out to the right-hand member of slide bar (17), the right-hand member of slide bar (17) is the slope setting of high left side low right side, set up the spacing hole that is used for slide bar (17) to penetrate on the right side wall of casing (1), ejector pin (13) have independently been worn to be equipped with in the spacing hole, ejector pin (13) outside cover is equipped with protective sheath (12), be fixed with spacing piece (14) on protective sheath (12) right-hand member inside wall.

3. The semiconductor refrigeration high-power LED lamp according to claim 1 or 2, characterized in that: the heat dissipation assembly comprises a fan (10), a fixing plate (3) is vertically fixed at the bottom of the mounting plate (2), a motor (11) is installed on the left side of the fixing plate (3), the power output end of the motor (11) is connected with a rotating shaft of the fan (10), and ventilation holes are formed in the fixing plate (3) and the side wall of the shell (1).

4. The semiconductor refrigeration high-power LED lamp as claimed in claim 3, wherein: the mounting plate (2) is provided with an upper hole and a lower hole which are communicated with each other, a stop block (7) is fixed at the top end of the hole wall of each hole, the movable plate (4) is of a disc structure, the movable plate (4) is in threaded fit with the mounting plate (2), and a fixed rod (9) is fixed at the bottom of the movable plate (4).

5. The semiconductor refrigeration high-power LED lamp as claimed in claim 4, wherein: the mounting plate (2) is of a funnel structure with a large upper part and a small lower part, and the upper surface of the mounting plate (2) is provided with a threaded lens.