CN208170306U - A kind of nuclear power LED constant current source - Google Patents

Abstract

The utility model discloses a kind of nuclear power LED constant current sources, including pedestal, the bottom of the pedestal is fixedly installed with constant-current source ontology, the bottom symmetrical of the pedestal is opened up there are two first movement slot, two first movement slots are located at the two sides of constant-current source ontology, the same slide bar is welded on the two sides inner wall of the first movement slot, sliding block is slidably connected on the slide bar, the bottom of the sliding block is welded with the first expansion plate, the bottom of first expansion plate offers the first lifting groove, slidably connects the second expansion plate in first lifting groove.The utility model is easy to operate; starting lead screw motor can drive the first shield and the second shield to bottom offset respectively; rotating shaft can make the first shield and the second shield be located remotely from each other; so as to carry out radiation protection protection to constant-current source ontology, and then radiation protection protection can be carried out according to various sizes of constant-current source ontology.

Description

A kind of nuclear power LED constant current source

Technical field

The utility model relates to LED technology field more particularly to a kind of nuclear power LED constant current sources.

Background technique

New type light source, which needs to meet, can simulate natural light, non-stimulated to human eye, luminous efficiency is high, utilization rate of electrical is high, The environmental-friendly conditions such as pollution-free, light emitting diode (Lighting Emitting Diode, LED) have efficiently, energy conservation, ring The advantages that guarantor, long service life, country advocate green illumination, quickly grow in recent years, gradually substitute conventional light source, lead Illumination market moves towards energy-efficient development trend.From energy conservation, natural light is made full use of, designs reasonable light switch, Using advanced lighting source and efficient lamps and lanterns, irregular maintenance, global lighting energy consumption accounts for the specific gravity of energy consumption It is possible that saving 70% or more, energy crisis caused by AND ENERGY RESOURCES CONSUMPTION IN CHINA is alleviated, with the hair of semiconductor material Exhibition manufactures the update of LED material therefor, production cost reduces, the more productions because Parameters variation is brought of every kind of LED product Category is other, is widely used in multiple necks such as Landscape Lighting, automotive lighting, room lighting, traffic lights and display backlight lamp Domain, LED drive power have the characteristics that green, environmental protection, energy conservation, but existing LED constant current source leakproofness and radiation resistance up to not To requirement, in nuclear power station directly using being easy for that LED constant current source is caused to damage because of radiation, so cannot be directly used to nuclear power It stands, so it is proposed that a kind of nuclear power LED constant current source, for solving the problems, such as above-mentioned propose.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of nuclear power LED proposed Constant-current source.

To achieve the goals above, the utility model uses following technical solution：

A kind of nuclear power LED constant current source, including pedestal, the bottom of the pedestal is fixedly installed with constant-current source ontology, described The bottom symmetrical of pedestal is opened up there are two first movement slot, and two first movement slots are located at the two sides of constant-current source ontology, institute It states and is welded with the same slide bar on the two sides inner wall of first movement slot, sliding block is slidably connected on the slide bar, the sliding block Bottom is welded with the first expansion plate, and the bottom of first expansion plate offers the first lifting groove, slides in first lifting groove Dynamic to be connected with the second expansion plate, the bottom of two the second expansion plates all extends to the lower section of the first lifting groove and is respectively welded the The top of one shield and the second shield, first shield and the second shield is symmetrically opened up there are two the first limiting slot, described The bottom symmetrical of second expansion plate is welded with the first limited post, and the bottom end of first limited post extends in the first limiting slot simultaneously It being slidably connected with the first limiting slot, the side of first shield symmetrically offers the second limiting slot, and the one of first shield Side is welded with third expansion plate, and two the second limiting slots are located above and below third expansion plate, second shield Side offer the second shifting chute, the side of second shield is symmetrically welded that there are two the second limited post, two second limits Position column is located above and below the second shifting chute, and the side of the third expansion plate extends in the second shifting chute, institute It states and offers first through hole in the top inner wall of the second shifting chute, shaft is equipped in the first through hole.

Preferably, rotation slot is offered at the top of second expansion plate, is opened up on the two sides inner wall of the rotation slot There is mounting groove, the same lead screw motor is mounted in two mounting grooves, the output shaft of the lead screw motor extends to first liter It drops in slot and is rotatablely connected with the top inner wall of the first lifting groove.

Preferably, a lateral roof of second shield is welded with limit plate, offers second at the top of the limit plate Through-hole, second through-hole are connected with first through hole, and the top of the shaft, which extends to the top of limit plate and is welded with, to be turned The top side of disk, the turntable is rotatably connected to handle.

Preferably, the side of the sliding block offers third through-hole, and the slide bar runs through third through-hole, and and third through-hole It is slidably connected.

Preferably, third shifting chute, the side inner wall of the third shifting chute are offered at the top of the third expansion plate On be welded with rack gear, the bottom end of the shaft extends in third shifting chute and is welded with gear, and the wheel and rack is mutually nibbled It closes.

Preferably, gasket, first limited post and second are equipped in first limiting slot and the second limiting slot Limited post passes through gasket and is closely slidably connected with the first limiting slot and the second limiting slot respectively.

Compared with prior art, the utility model has the beneficial effects that：By pedestal, constant-current source ontology, first movement slot, Slide bar, sliding block, the first expansion plate, the first lifting groove, rotation slot, lead screw motor, mounting groove, the first limited post, the first limiting slot, First shield and the second shield match, and starting lead screw motor, which can drive, carries out phase between the first expansion plate and the second expansion plate Mutually sliding can drive the first shield and the second shield to bottom offset respectively when the second expansion plate is slided, by the Two expansion plates, the second limiting slot, the second limited post, the second shifting chute, third expansion plate, limit plate, shaft, gear, rack gear and Second shifting chute matches, and rotating shaft can be rotated with moving gear, in gear rotation, so that it may which band carry-over bar carries out It is mobile, and then third expansion plate can be made to be moved, so that it may so that the first shield and the second shield are located remotely from each other, increase shield The internal capacity of cover.

The utility model is easy to operate, and starting lead screw motor can drive the first shield and the second shield to bottom respectively It moves, rotating shaft can make the first shield and the second shield be located remotely from each other, so as to carry out radiation protection to constant-current source ontology Protection, and then radiation protection protection can be carried out according to various sizes of constant-current source ontology.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of nuclear power LED constant current source structural front view；

Fig. 2 be the utility model proposes a kind of nuclear power LED constant current source A schematic enlarged-scale view；

Fig. 3 be the utility model proposes a kind of nuclear power LED constant current source the second shifting chute structure top view.

In figure：1 pedestal, 2 constant-current source ontologies, 3 first movement slots, 4 slide bars, 5 sliding blocks, 6 first expansion plates, 7 first liftings Slot, 8 rotation slots, 9 lead screw motors, 10 mounting grooves, 11 first limited posts, 12 first limiting slots, 13 first shields, 14 second shields Cover, 15 second expansion plates, 16 second limiting slots, 17 second limited posts, 18 second shifting chutes, 19 third expansion plates, 20 limit plates, 21 shafts, 22 gears, 23 rack gears, 24 third shifting chutes.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-3, a kind of nuclear power LED constant current source, including pedestal 1, the bottom of pedestal 1 are fixedly installed with constant-current source sheet Body 2, the bottom symmetrical of pedestal 1 are opened up there are two first movement slot 3, and two first movement slots 3 are located at constant-current source ontology 2 Two sides are welded with the same slide bar 4 on the two sides inner wall of first movement slot 3, sliding block 5 are slidably connected on slide bar 4, sliding block 5 Bottom is welded with the first expansion plate 6, and the bottom of the first expansion plate 6 offers the first lifting groove 7, and sliding connects in the first lifting groove 7 It is connected to the second expansion plate 15, the bottom of two the second expansion plates 15 all extends to the lower section of the first lifting groove 7 and is respectively welded The top of first shield 13 and the second shield 14, the first shield 13 and the second shield 14 is symmetrically opened up there are two the first limiting slot 12, the bottom symmetrical of the second expansion plate 15 is welded with the first limited post 11, and the bottom end of the first limited post 11 extends to the first limit It is slidably connected in slot 12 and with the first limiting slot 12, the side of the first shield 13 symmetrically offers the second limiting slot 16, the first shield The side of cover 13 is welded with third expansion plate 19, and two the second limiting slots 16 are located at the top of third expansion plate 19 under Side, the side of the second shield 14 offer the second shifting chute 18, and the side of the second shield 14 is symmetrically welded that there are two the second limits Column 17, two the second limited posts 17 are located above and below the second shifting chute 18, and the side of third expansion plate 19 extends To the second shifting chute 18, first through hole is offered in the top inner wall of the second shifting chute 18, is equipped with shaft 21 in first through hole, Pass through pedestal 1, constant-current source ontology 2, first movement slot 3, slide bar 4, sliding block 5, the first expansion plate 6, the first lifting groove 7, rotation slot 8, lead screw motor 9, mounting groove 10, the first limited post 11, the first limiting slot 12, the first shield 13 and the second shield 14 match, Starting lead screw motor 9 can drive mutually to be slided between the first expansion plate 6 and the second expansion plate 15, in the second expansion plate 15 It can drive the first shield 13 and the second shield 14 to bottom offset when being slided respectively, pass through the second expansion plate 15, second Limiting slot 16, the second limited post 17, the second shifting chute 18, third expansion plate 19, limit plate 20, shaft 21, gear 22, rack gear 23 It is matched with the second shifting chute 24, rotating shaft 21 can be rotated with moving gear 22, when gear 22 rotates, so that it may band Carry-over bar 23 is moved, and then third expansion plate 19 can be made to be moved, so that it may so that the first shield 13 and the second shield Cover 14 is located remotely from each other, and increases the internal capacity of shield, and the utility model is easy to operate, and starting lead screw motor 9 can drive respectively To bottom offset, rotating shaft 21 can make the first shield 13 and the second shield 14 mutually remote for first shield 13 and the second shield 14 From, so that it may radiation protection protection is carried out to constant-current source ontology 2, and then can be prevented according to various sizes of constant-current source ontology 2 Anti-radiation protection.

In the utility model, the top of the second expansion plate 15 offers rotation slot 8, opens on the two sides inner wall of rotation slot 8 Equipped with mounting groove 10, the same lead screw motor 9 is mounted in two mounting grooves 10, the output shaft of lead screw motor 9 extends to It is rotatablely connected in one lifting groove 7 and with the top inner wall of the first lifting groove 7, a lateral roof of the second shield 14 is welded with limit plate 20, the top of limit plate 20 offers the second through-hole, and the second through-hole is connected with first through hole, and the top of shaft 21 extends to limit The top of position plate 20 is simultaneously welded with turntable, and the top side of turntable is rotatably connected to handle, and it is logical that the side of sliding block 5 offers third Hole, slide bar 4 runs through third through-hole, and is slidably connected with third through-hole, and the top of third expansion plate 19 offers third shifting chute 24, rack gear 23 is welded on the side inner wall of third shifting chute 24, the bottom end of shaft 21 extends in third shifting chute 24 and welds It is connected to gear 22, gear 22 is meshed with rack gear 23, it is equipped with gasket in the first limiting slot 12 and the second limiting slot 16, first By gasket, closely sliding connects with the first limiting slot 12 and the second limiting slot 16 respectively for limited post 11 and the second limited post 17 It connects, passes through pedestal 1, constant-current source ontology 2, first movement slot 3, slide bar 4, sliding block 5, the first expansion plate 6, the first lifting groove 7, rotation Slot 8, lead screw motor 9, mounting groove 10, the first limited post 11, the first limiting slot 12, the first shield 13 and the second shield 14 match It closes, starting lead screw motor 9 can drive mutually to be slided between the first expansion plate 6 and the second expansion plate 15, flexible second Plate 15 can drive the first shield 13 and the second shield 14 to bottom offset respectively when being slided, by the second expansion plate 15, Second limiting slot 16, the second limited post 17, the second shifting chute 18, third expansion plate 19, limit plate 20, shaft 21, gear 22, tooth Item 23 and the second shifting chute 24 match, and rotating shaft 21 can be rotated with moving gear 22, when gear 22 rotates, so that it may It is moved with band carry-over bar 23, and then third expansion plate 19 can be made to be moved, so that it may so that the first shield 13 and the Two shields 14 are located remotely from each other, and increase the internal capacity of shield, and the utility model is easy to operate, and starting lead screw motor 9 can be distinguished Drive the first shield 13 and the second shield 14 to bottom offset, rotating shaft 21 can make 14 phase of the first shield 13 and the second shield Mutually it is separate, so that it may to constant-current source ontology 2 carry out radiation protection protection, and then can according to various sizes of constant-current source ontology 2 into Row radiation protection protection.

Working principle：When needing to carry out radiation protection protection to constant-current source ontology 2, start lead screw motor 9 first, in screw rod When motor 9 rotates, it can mutually to slide between the first expansion plate 6 and the second expansion plate 15, so that it may so that second is flexible Plate 15 can make the first shield 13 and the second shield 14 to bottom offset respectively to bottom offset, complete it in length travel Afterwards, turntable is rotated, in turntable rotation, shaft 21 can be driven to be rotated, when shaft 21 rotates, gear 22 can be made It is rotated, so that it may drive third expansion plate 19 to be moved by rack gear 23, when third expansion plate 19 is mobile, so that it may So that the first shield 13 and the second shield 14 are located remotely from each other, it, will after being completed according to the size lateral displacement of constant-current source ontology 2 Constant-current source ontology 2 is installed on pedestal 1, so that it may effectively be carried out radiation protection to constant-current source ontology 2, be reduced constant-current source ontology 2 Damage.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of nuclear power LED constant current source, including pedestal（1）, which is characterized in that the pedestal（1）Bottom be fixedly installed with Constant-current source ontology（2）, the pedestal（1）Bottom symmetrical open up there are two first movement slot（3）, two first movement slots（3） It is located at constant-current source ontology（2）Two sides, the first movement slot（3）Two sides inner wall on be welded with the same slide bar（4）, The slide bar（4）On slidably connect sliding block（5）, the sliding block（5）Bottom be welded with the first expansion plate（6）, described first Expansion plate（6）Bottom offer the first lifting groove（7）, first lifting groove（7）Inside slidably connect the second expansion plate （15）, two the second expansion plates（15）Bottom all extend to the first lifting groove（7）Lower section and be respectively welded the first shield （13）With the second shield（14）, first shield（13）With the second shield（14）Top symmetrically open up there are two first limit Position slot（12）, second expansion plate（15）Bottom symmetrical be welded with the first limited post（11）, first limited post（11） Bottom end extend to the first limiting slot（12）It is interior and with the first limiting slot（12）It is slidably connected, first shield（13）Side Symmetrically offer the second limiting slot（16）, first shield（13）Side be welded with third expansion plate（19）, two second Limiting slot（16）It is located at third expansion plate（19）Above and below, second shield（14）Side offer second Shifting chute（18）, second shield（14）Side be symmetrically welded there are two the second limited post（17）, two the second limited posts （17）It is located at the second shifting chute（18）Above and below, the third expansion plate（19）To extend to second mobile for side Slot（18）It is interior, second shifting chute（18）Top inner wall on offer first through hole, shaft is equipped in the first through hole （21）.

2. a kind of nuclear power LED constant current source according to claim 1, which is characterized in that second expansion plate（15）'s Top offers rotation slot（8）, the rotation slot（8）Two sides inner wall on offer mounting groove（10）, two mounting grooves （10）Inside it is mounted on the same lead screw motor（9）, the lead screw motor（9）Output shaft extend to the first lifting groove（7）It is interior And with the first lifting groove（7）Top inner wall rotation connection.

3. a kind of nuclear power LED constant current source according to claim 1, which is characterized in that second shield（14）One Lateral roof is welded with limit plate（20）, the limit plate（20）Top offer the second through-hole, second through-hole and first Through-hole is connected, the shaft（21）Top extend to limit plate（20）Top and be welded with turntable, the top of the turntable Portion side is rotatably connected to handle.

4. a kind of nuclear power LED constant current source according to claim 1, which is characterized in that the sliding block（5）Side open up There are third through-hole, the slide bar（4）It is slidably connected through third through-hole, and with third through-hole.

5. a kind of nuclear power LED constant current source according to claim 1, which is characterized in that the third expansion plate（19）'s Top offers third shifting chute（24）, the third shifting chute（24）Side inner wall on be welded with rack gear（23）, described turn Axis（21）Bottom end extend to third shifting chute（24）It is interior and be welded with gear（22）, the gear（22）With rack gear（23）Mutually nibble It closes.

6. a kind of nuclear power LED constant current source according to claim 1, which is characterized in that first limiting slot（12）With Second limiting slot（16）Inside it is equipped with gasket, first limited post（11）With the second limited post（17）Pass through gasket point Not with the first limiting slot（12）With the second limiting slot（16）Closely it is slidably connected.