CN208295743U - A kind of constant-current source embedding structure and its fluorescent lamp - Google Patents
A kind of constant-current source embedding structure and its fluorescent lamp Download PDFInfo
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- CN208295743U CN208295743U CN201820887162.5U CN201820887162U CN208295743U CN 208295743 U CN208295743 U CN 208295743U CN 201820887162 U CN201820887162 U CN 201820887162U CN 208295743 U CN208295743 U CN 208295743U
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- current source
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Abstract
The utility model discloses a kind of constant-current source embedding structures, including, heat sink, constant-current source, the constant-current source is fixed therein on one piece of constant-current source supporting plate, the constant-current source supporting plate one shares two pieces, and be connected and fixed between two pieces of constant-current source supporting plates by connecting column, partition is equipped with by the constant-current source, the partition is used to limit the installation site of constant-current source；The constant-current source supporting plate is fixed on heat sink, and the first card slot clamping on one of constant-current source supporting plate and insulation board is assembled, gripping part side clamping on another constant-current source supporting plate and insulation board is assembled, so that gripping part is clamped between two pieces of constant-current source supporting plates；Insulation board is mounted in second end cover.The invention also discloses the fluorescent lamps that application has above-mentioned constant-current source embedding structure.For the utility model by built in constant-current source, structure is simple, easy to assembly, and maintenance is easy.
Description
Technical field
The utility model relates to a kind of fluorescent lamps, more particularly to a kind of constant-current source embedding structure and its fluorescent lamp.
Background technique
Fluorescent lamp is also known as fluorescent lamp, is the headlamp of current mainstream, and technology is relatively mature, and is widely used in storehouse
It is illuminated under the environment such as library, corridor, open air.Currently, mainly using forms such as fluorescent tube or light bulbs as light source.
Initial fluorescent lamp is to discharge ultraviolet light after powered up using hypobaric mercury vapour, to make fluorescent powder sending can
Light-exposed principle shines, therefore it belongs to low pressure arc discharge light source.
But at present since the technology of LED light is very mature, along with the plurality of advantages of LED light, using LED light
It is imperative to substitute Raw fluorescence lamp.
Therefore, applicant proposes a kind of constant-current source embedding structure and its fluorescent lamp, and LED light bar is used to substitute fluorescent tube, and
And its constant-current source is built in fluorescent lamp, it can be convenient to overhaul.
Utility model content
In view of the above drawbacks of the prior art, the technical problem to be solved by the utility model is to provide a kind of constant-current sources
Embedding structure and its fluorescent lamp.
To achieve the above object, the utility model provides a kind of constant-current source embedding structure, including, heat sink, constant-current source,
The constant-current source is fixed therein on one piece of constant-current source supporting plate, and the constant-current source supporting plate one shares two pieces, and two
It is connected and fixed between block constant-current source supporting plate by connecting column, partition is equipped with by the constant-current source, the partition is for limiting
The installation site of constant-current source；
The constant-current source supporting plate is fixed on heat sink, and the first card on one of constant-current source supporting plate and insulation board
Slot clamping assembly, another constant-current source supporting plate is assembled with the gripping part side clamping on insulation board, so that gripping part card
Tightly between two pieces of constant-current source supporting plates；Insulation board is mounted in second end cover.
Preferably, the insulation board is made of insulating materials.
Preferably, partition one end is provided with pressing plate, is provided with elastic cushion on the inside of the pressing plate, the elastic cushion with
Constant-current source end compresses；
Housing screw one end is fixed after passing through stressed plate, clamping leaf spring, constant-current source supporting plate with the assembly of the partition other end, and
The housing screw is rotatably assembled with constant-current source supporting plate.
Preferably, the clamping leaf spring is arc-shaped spring piece, and arc top and stressed plate be adjacent to, open end and constant-current source
Supporting plate is adjacent to, the elastic force that clamping leaf spring is used to that housing screw to be made to generate drop-down；So that elastic cushion compresses constant-current source always；
The compression big end of the housing screw is adjacent to stressed plate bottom, so that stressed plate be prevented to be detached from housing screw.
A kind of fluorescent lamp, it is characterized in that: using there is above-mentioned constant-current source embedding structure.
It preferably, further include expanding light shield, the expansion light shield covers on outside LED light bar, and LED light bar is fixed by light source
Component is fixed.
Preferably, light source fixing component, including LED light bar, fixing card, the first screw, first screw pass through solid
It assembles and fixes with heat sink after fixed card, LED light bar, LED light bar is fixed on heat sink；
The fixing card is equipped with fixed plate, and the fixation board ends, bottom are respectively equipped with fixing chuck plate, and two pieces solid
Determine to collectively form fixed card slot between snap-gauge and fixed plate；
Fixed board ends, top are respectively equipped with protection board, collectively form holding tank between two block protection plates and fixed plate；
The fixed plate is equipped with fixed hole, and the fixed hole is for passing through the first screw；
The fixed card slot is stuck in LED light bar, and the first screw fills after passing through fixed hole, LED light bar with heat sink
With fixation, so that LED light bar is fixed on heat sink.
Preferably, the first stud of the first screw assembles admittedly after passing through fixed hole, LED light bar, heat sink with limit plate
It is fixed, heat bulge, mounting groove, damping guide cylinder are provided on the heat sink, the damping guide cylinder is equipped with damping
Position-limiting drum is equipped with limited step between the damping position-limiting drum and damping guide cylinder；
First stud is in one end of heat sink loading damping guide cylinder, damping position-limiting drum, the limit
Plate is packed into damping position-limiting drum；
Damping spring reed is installed, the damping spring reed is used to produce limit plate between the limit plate and step
The elastic force of pressure is given birth to, so that the first screw passes through fixing card for LED light bar clamping fixed；
The damping spring reed is arc-shaped spring piece, arc top contacted with limit plate hold out against, open end and limited step
Contact is held out against, and the damping spring reed is sleeved on the first stud；
Stud stop collar is additionally provided on first stud, the damping guide cylinder is interior, heat sink is equipped with buffering
Circle, the bumper ring are made of highly elastic material.
It preferably, further include mounting assembly, mounting assembly includes mounting plate, is provided with mounting portion on the mounting plate
Divide, coupling part, fixed part, the coupling part is used to connect the installation section at both ends, and installation section is equipped with installation
Half slot, can fixed mounting plate with external equipment assembly after passing through half slot of installation by bolt；
The coupling part bottom is provided with fixed part, and there are two the fixed parts and is clamped on heat dissipation respectively
Plate two sides；
The fixed part is equipped with fixation hole, and the second screw passes through spiral shell with locking member after fixation hole, mounting groove
Line screws assembly, so that the second screw in compression fixed part, locking nut and positive stop strip compress；
The mounting groove is equipped with positive stop strip, forms limiting slot on the inside of the positive stop strip and mounting groove；The limit
Locking member is equipped in the slot of position.
It preferably, further include emergency component, emergency component includes constant-current source, battery, and the battery, constant-current source are set respectively
It sets in heat dissipation board ends, and fluorescent lamp both ends pass through first end cover, second end cover sealing assembly respectively；
Circuit board is additionally provided on constant-current source supporting plate, the current output terminal of the circuit board is connect by power supply line with LED light bar
It is conductive；
Connector lug is provided in the second end cover, conducting wire one end connect into electric end with circuit board after connector lug and leads
Electricity, the conducting wire other end connect conduction with external power supply；
It is provided on the circuit board
Current sensor, is able to detect whether external power supply has electric current input；
Power change-over switch allows hand over alternating current or battery and powers to LED light bar；
Conductive, current output terminal and power change-over switch are conductive into the connection of electric end into the electrical connection of the city electricity Duan Yu for current sensor；
The power change-over switch at least there are two into electric end, and respectively connecting conduction with current sensor and battery,
Power change-over switch current output terminal and constant-current source connect conduction, constant-current source current output terminal and LED light bar into electric end and connect conduction into electric end
So that LED light bar shines；
When original state, alternating current is connected conduction with LED light bar by power change-over switch.
The beneficial effects of the utility model are:
1, the light source fixing component structure of the utility model is simple, easy to assembly, and fixing card can fix LED light bar, convenient
Replace LED light bar.
2, the mounting assembly structure of the utility model is simple, easy for installation, and mounting distance (two pieces of installation plate spacings) can be certainly
By adjusting.
3, for the utility model by built in constant-current source, structure is simple, easy to assembly, and maintenance is easy.
4, the utility model can automatically switch alternating current or battery power supply by component of meeting an urgent need, and realize emergency function, structure
Simply, and battery is placed in the fluorescent lamp other end, saves lamps and lanterns space.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of fluorescent lamp specific embodiment of the utility model.
Fig. 2 is enlarged drawing at F1 in Fig. 1.
Fig. 3 is a kind of structural schematic diagram of fluorescent lamp specific embodiment of the utility model.
Fig. 4 is enlarged drawing at F2 in Fig. 3.
Fig. 5 is a kind of fixing structure schematic diagram of fluorescent lamp specific embodiment of the utility model.
Fig. 6 is a kind of structural schematic diagram of fluorescent lamp specific embodiment of the utility model.
Fig. 7 is that a kind of light source fixing component of fluorescent lamp specific embodiment of the utility model improves structural schematic diagram.
Fig. 8 is a kind of structural schematic diagram of fluorescent lamp specific embodiment of the utility model.
Fig. 9 is a kind of mounting assembly structural schematic diagram of fluorescent lamp specific embodiment of the utility model.
Figure 10 is a kind of mounting assembly structural schematic diagram of fluorescent lamp specific embodiment of the utility model.
Figure 11 is a kind of structural schematic diagram of fluorescent lamp specific embodiment of the utility model.
Figure 12 is a kind of structural schematic diagram of fluorescent lamp specific embodiment of the utility model.
Figure 13 is a kind of clamping assembly structural schematic diagram of fluorescent lamp specific embodiment of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
Referring to Fig. 1-Fig. 6, a kind of fluorescent lamp, including, expand light shield 110, the expansion light shield 110 covers on outside LED light bar 210
Portion, LED lamp bead is provided in the LED light bar 210, and LED lamp bead shines after being powered；
First screw 320 is fixed after passing through fixing card 310, LED light bar 210 with the assembly of heat sink 120, by LED light bar
210 are fixed on heat sink 120；
Referring to Fig. 5, the fixing card 310 is equipped with fixed plate 312, and 312 both ends of fixed plate, bottom are set respectively
There is fixing chuck plate 311, collectively forms fixed card slot 313 between two pieces of fixing chuck plates 311 and fixed plate 312；
312 both ends of fixed plate, top are respectively equipped with protection board 315, common between two block protection plates 315 and fixed plate 312
Constitute holding tank 316；
The fixed plate 312 is equipped with fixed hole 314, and the fixed hole 314 is for wearing the first screw 320
It crosses；
The fixed card slot is stuck in LED light bar, the first screw 320 pass through fixed hole 314, after LED light bar 210 with
Heat sink assembly is fixed, so that LED light bar is fixed on heat sink.
Referring to Fig. 7, in order to enable LED light bar 210 is suitable for vibration environment, prevent from causing LED light due to producing time vibration
Item damages, and can be realized by setting light source fixing component, the light source fixing component, including, fixed plate 312, the first spiral shell
Nail 320, the first stud 321 of the first screw 320 pass through after fixed hole 314, LED light bar, heat sink 120 with limit plate 440
Assembly is fixed, and is provided with heat bulge 122, mounting groove 121, damping guide cylinder 130 on the heat sink 120, described subtracts
It shakes guide cylinder 130 and is equipped with damping position-limiting drum 131, limit is equipped between the damping position-limiting drum 131 and damping guide cylinder 130
Step 132；
One end that first stud 321 passes through heat sink 120 is packed into damping guide cylinder 130, damping position-limiting drum 131
Interior, the limit plate 440 is packed into damping position-limiting drum 131；
Damping spring reed 430 is installed, the damping spring reed 430 is used between the limit plate 410 and step 132
In generating the elastic force (subject to Fig. 7) pushed to limit plate 440, so that the first screw passes through fixing card for LED light bar clamping
It is fixed；
Preferably, the damping spring reed 430 be arc-shaped spring piece, arc top contacted with limit plate hold out against, open end
It contacts and holds out against with limited step 132, and the damping spring reed 430 is sleeved on the first stud 321.
In use, most of vibration can be absorbed by damping spring reed, while also by the elastic force of damping spring reed by LED
Lamp bar is fixed.
Further, stud stop collar 420, the damping guide cylinder 130 are additionally provided on first stud 321
Interior, heat sink 120 is equipped with bumper ring 410, and the bumper ring is made of highly elastic material, such as rubber, silica gel；Work as shake
When the amplitude of moving is excessive, bumper ring 410 can be squeezed by stud stop collar 420 and carry out supplement damping.
It further include mounting assembly referring to Fig. 1-Fig. 9, mounting assembly includes mounting plate 510, is set on the mounting plate 510
It is equipped with installation section 511, coupling part 512, fixed part 513, the coupling part 512 is used to connect the mounting portion at both ends
Divide 511, installation section 511 is equipped with half slot 5111 of installation, in use, setting after half slot 5111 of installation with outside by bolt
Standby assembly can fixed mounting plate 510；
512 bottom of coupling part is provided with fixed part 513, and there are two the fixed parts 513 and difference
It is clamped on 120 two sides of heat sink；
The fixed part 513 is equipped with fixation hole 5131, and the second screw 520 passes through fixation hole 5131, mounting groove 121
It is assembled afterwards with locking nut 530 by threaded engagement, so that the second screw 520 is fixed part, locking nut 530 and limit
Item 124 compresses, to realize the purpose being fixed on mounting plate 510 on heat sink；
The mounting groove 121 is equipped with positive stop strip 124, forms limiting slot on the inside of the positive stop strip and mounting groove 121
123；Locking nut 530 is equipped in the limiting slot 123.
This design very simple, and easy to disassemble, installation, are conducive to installation early period and later period maintenance significantly.
Referring to Figure 10, shown in structure be mounting assembly improvement structure, the locking nut 530 replaces with latch
540, the second screw 520 include screw big end 522 and the second screw rod 521, the second screw rod 521 pass through mounting groove 121 after with locking
Plate 540 is assembled by threaded engagement, and the latch 540 is equipped with locking guide cylinder 550, and the second screw rod is pierced by locking guiding
Cylinder 550 after with put forth effort plate 570 assembly fix；
Described puts forth effort between 124 inside of plate 570 and positive stop strip equipped with garter spring piece 560, the garter spring piece
560 arc tops with put forth effort that plate 570 is held out against, open end and positive stop strip 124 are adjacent to, and garter spring piece 560 puts forth effort the production of plate 570 for making
Raw thrust to the left (subject to Figure 10)；This design can make screw big end 522 generate the power to 124 clamping of positive stop strip, simultaneously
In addition the clamping of latch 540 and positive stop strip 124, can effectively make latch and screw big end 522 and positive stop strip 124 block
Tightly, the 520 generation activity of the second screw is prevented.
And pass through the elastic force of garter spring piece 560, moreover it is possible to which having prevents the second screw rod 321 in use process from voluntarily turning
It is dynamic, it is similar to spring washer.So that mounting assembly can adapt to vibration environment.
The latch can not be relatively rotated with limiting slot, and this design is so that be not in locking screw during installation
The case where cap and the second screw rod rotate synchronously, so that installing more convenient.
Referring to Figure 11-Figure 12,120 both ends of heat sink are respectively equipped with battery 230, constant-current source 240, and fluorescent lamp two
End passes through first end cover 141, the sealing assembly of second end cover 142 respectively；
The constant-current source 240 is fixed therein on one piece of constant-current source supporting plate 221, and the constant-current source supporting plate 221 has altogether
There are two pieces, and be connected and fixed between two pieces of constant-current source supporting plates 221 by connecting column 222, partition is equipped with by the constant-current source 240
710, the partition 710 is used to limit the installation site of constant-current source；
Circuit board 260 is additionally provided on the constant-current source supporting plate 221, the current output terminal of the circuit board 260 passes through power supply
Line 250 connect conduction with LED light bar, and LED light bar is enabled to obtain electroluminescence；
The constant-current source supporting plate 221 is fixed on heat sink 120, and one of constant-current source supporting plate 221 and insulation board
161 clamping of the first card slot assembly on 160, another constant-current source supporting plate 221 and the 162 side card of gripping part on insulation board 160
It is closely assembled, so that gripping part 162 is clamped between two pieces of constant-current source supporting plates 221；
The insulation board 160 is made of insulating materials, and insulation board is mounted in second end cover 142.This design
It can effectively prevent leaking electricity, protect internal electric component.
It is provided with connector lug 150 in the second end cover, conducting wire one end passes through after connector lug with circuit board 260 into electric end
Connection is conductive, and the conducting wire other end connect conduction, such as alternating current, battery with external power supply.
It is provided on the circuit board 260
Current sensor (or current detection circuit), is able to detect whether external power supply has electric current input；
Power change-over switch (or switching circuit) allows hand over alternating current or battery and powers to LED light bar, specifically can be with
With reference to the control circuit or control device with reference to existing emergency light, this is the very mature prior art.
Conductive, current output terminal and power change-over switch are conductive into the connection of electric end into the electrical connection of the city electricity Duan Yu for current sensor；
The power change-over switch at least there are two into electric end, and respectively connecting conduction with current sensor and battery,
Power change-over switch current output terminal connect conduction into electric end with constant-current source 240, and 240 current output terminal of constant-current source and LED light bar connect into electric end
Connect conductive so that LED light bar shines.When original state, alternating current is connected conduction with LED light bar by power change-over switch.
When current sensor detects that alternating current does not have electric current input, power change-over switch starting disconnects alternating current.Connect electricity
Pond carries out emergency service by battery at this time, to guarantee normal illumination.
When current sensor detects that alternating current has electric current input, power change-over switch restPoses.
Power change-over switch can use relay switch.
Certainly, the constant-current source 240 can built-in emergency set, i.e., when alternating current powers off, control power supply switching is opened
Concern changes battery power supply into.It can be realized in relay switch built in constant-current source 240.This portion of techniques can refer to existing emergency
The patents text such as the design of lamp or Publication No. CN104185341A, CN203340359U, CN105764221A, CN202127529U
Offer the technical solution of middle record.
Referring to Figure 13, constant-current source or even falls off in use, constant-current source loosens in vibration environment in order to prevent, from
And cause unnecessary problem.Pressing plate 720 can be set in 710 one end of partition, be provided with elastic cushion on the inside of the pressing plate
721, the elastic cushion 721 and 240 end of constant-current source compress, to prevent constant-current source from loosening.
730 one end of housing screw is another with partition 710 after stressed plate 740, clamping leaf spring 750, constant-current source supporting plate 221
One end assembly is fixed, and the rotatably assembly of the housing screw 730 and constant-current source supporting plate 221 (in circumferential direction)；
The clamping leaf spring 750 is arc-shaped spring piece, and arc top and stressed plate 740 be adjacent to, open end and constant-current source
Supporting plate 221 is adjacent to, the elastic force that clamping leaf spring 750 is used to that housing screw 730 to be made to generate drop-down (subject to Figure 13)；So that bullet
Property pad 721 compresses constant-current source 240 always.When generating vibration, major part can be absorbed by elastic cushion 721, clamping leaf spring 750
Vibration, to prevent constant-current source 240 from loosening.
The compression big end 731 of the housing screw 730 is adjacent to 740 bottom of stressed plate, to prevent stressed plate 740 de-
From housing screw 730.
When installation, partition 710 can be rotated by housing screw 730, then be installed after constant-current source again by partition 710
It goes back to so that pressing plate 720 compresses constant-current source.
Preferably, the first end cover 141, second end cover 142 pass through second end cover screw 620, first end cover respectively
Screw 610 is fixed on constant-current source supporting plate 221.
Place is not described in detail for the utility model, is the well-known technique of those skilled in the art.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (5)
1. a kind of constant-current source embedding structure, it is characterized in that: including, heat sink, constant-current source, the constant-current source are fixed therein one
On block constant-current source supporting plate, the constant-current source supporting plate one shares two pieces, and is connected between two pieces of constant-current source supporting plates by connecting column
It is fixed, partition is equipped with by the constant-current source, the partition is used to limit the installation site of constant-current source；
The constant-current source supporting plate is fixed on heat sink, and the first card slot card on one of constant-current source supporting plate and insulation board
It is closely assembled, the gripping part side clamping on another constant-current source supporting plate and insulation board is assembled, so that gripping part is clamped on
Between two pieces of constant-current source supporting plates；Insulation board is mounted in second end cover.
2. constant-current source embedding structure as described in claim 1, it is characterized in that: the insulation board is made of insulating materials.
3. constant-current source embedding structure as described in claim 1, it is characterized in that: being provided with pressing plate, the pressure in partition one end
Elastic cushion is provided on the inside of plate, the elastic cushion and constant-current source end compress；
Housing screw one end is fixed after passing through stressed plate, clamping leaf spring, constant-current source supporting plate with the assembly of the partition other end, and described
Housing screw rotatably assembled with constant-current source supporting plate.
4. constant-current source embedding structure as claimed in claim 3, it is characterized in that: the clamping leaf spring is arc-shaped spring piece,
Its arc top is adjacent to stressed plate, open end and constant-current source supporting plate are adjacent to, and clamping leaf spring is used to that housing screw to be made to generate drop-down
Elastic force；So that elastic cushion compresses constant-current source always；
The compression big end of the housing screw is adjacent to stressed plate bottom, so that stressed plate be prevented to be detached from housing screw.
5. a kind of fluorescent lamp, it is characterized in that: requiring any constant-current source embedding structure of 1-4 using having the right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820887162.5U CN208295743U (en) | 2018-06-08 | 2018-06-08 | A kind of constant-current source embedding structure and its fluorescent lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820887162.5U CN208295743U (en) | 2018-06-08 | 2018-06-08 | A kind of constant-current source embedding structure and its fluorescent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208295743U true CN208295743U (en) | 2018-12-28 |
Family
ID=64722818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820887162.5U Active CN208295743U (en) | 2018-06-08 | 2018-06-08 | A kind of constant-current source embedding structure and its fluorescent lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208295743U (en) |
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2018
- 2018-06-08 CN CN201820887162.5U patent/CN208295743U/en active Active
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