CN201844206U - Head-wearing type writing lamp - Google Patents
Head-wearing type writing lamp Download PDFInfo
- Publication number
- CN201844206U CN201844206U CN2010201918785U CN201020191878U CN201844206U CN 201844206 U CN201844206 U CN 201844206U CN 2010201918785 U CN2010201918785 U CN 2010201918785U CN 201020191878 U CN201020191878 U CN 201020191878U CN 201844206 U CN201844206 U CN 201844206U
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- reflection shield
- supply unit
- lamp
- supply
- led
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Abstract
The utility model relates to a head-wearing type writing lamp which has the eye care effect and has the advantages of small volume, light weight, flexibility and high light-emitting efficiency. A group of high-efficiency white light LEDs (light-emitting diodes) are assembled in a lightweight lamp holder; the lamp holder is installed on a head cover ring capable of being sleeved and worn on the head of a user; and the LEDs are powered by a direct-current power supply device, so that the lamp holder radiates in the same direction with the sight of the user.
Description
Technical field
The utility model relates to a kind of lighting apparatus, and the light fixture of wording health care illumination is write in specifically a kind of confession.
Background technology
At present, known Writing lamp or desk lamp are a last place apparatus, because its structure and factors such as volume, weight, it can only be positioned over the anterior somewhere of writing word location during work.Like this, a part of direct projection of light and the reflection of big portion must be thrown on the eyes that shine the user, so not only interrupt the view, but also can influence eye hygiene, the crisis eye health.This also is an increasing main cause of persons suffering from ocular disorders in recent years.Therefore, improving existing desk lamp form and throw the mode of photograph, is a problem demanding prompt solution.It is necessary to develop a kind of small and exquisite, agile, convenient, economic high-luminous-efficiency light fixture, replace existing Writing lamp or desk lamp.
Summary of the invention
Write the wording health care for what realize Writing lamp or desk lamp, with a kind of small and exquisite, agile, convenient, economic high-luminous-efficiency light fixture, replace and have desk lamp now, the utility model provides a kind of wear-type Writing lamp.It is that one group of high-performance white LEDs is assemblied in the lightweight lamp holder, and lamp holder is installed in and can overlaps on the headgear circle that is worn on user's head; Power to this group LED by continuous-current plant again, make lamp holder with the identical direction irradiation of user's sight line.LED point light source groups lamp holder is assemblied in the outside of gentle elastic head lasso; One group of mortise and tenon loose fit adjusting button is made at the two ends of headgear circle, by the knotted rope adjusting button, the headgear snare can be worn on user's head, and make up by the different mortise and tenons of knotted rope adjusting button, regulates the elasticity of headgear circle; Power plug connects an end of supply main, and the other end of supply main is made interior cellular type plug, and endoporus is that a pair of electricity touches pipe, inserts the interior nest formula socket of supply unit when using mains supply to connect; One end of supply unit is provided with nest formula socket in, fixed a pair of electrical contact in the socket nest, and with when interior cellular type plug inserts, the endoporus of cellular type plug in inserting; The other end of supply unit is drawn direct current supply line; The top end assembling switch lamp button of supply unit by direct current supply line; From the beginning a side of lasso, direct current supply line is introduced also and is connect to lamp holder.
The technical scheme that its technical problem that solves the utility model adopts is: one group of high-power, high-performance white LEDs spot light that is equipped with parabolic reflection shield separately is assemblied in the parabolic reflection shield lamp holder of lightweight, lamp holder is installed in to overlap and is worn on user's head, and can regulate on the headgear circle of elasticity; Headgear circle one side is drawn direct current supply line, by step-down-rectification-voltage stabilizing-filter power supply and accumulator plant, to this LED point light source groups lamp holder power supply, lamp holder is shone to the front lower place with the identical direction of user's sight line; Simultaneously, the minimum cross-section light beam that utilizes the focussing force of parabolic reflection shield to produce, retrain the user keep correct with eye distance from.During application, the user is worn over the lamp body cover on the head, lamp holder subtend dead ahead, and supply unit being placed on the desktop does not have read-write obstruction place or is contained in the pocket again; Then, press the switch lamp button, promptly can be the reading of oneself, table such as write is gone up operating illumination.In supply socket at one's leisure, also supply main can be used, with the interior nest formula socket of cellular type plug insertion supply unit in it, its power plug is to mains power socket, directly using mains supply on the one hand, is the ickel-cadmium cell charging in the supply unit on the other hand.
The beneficial effects of the utility model are: by having evaded reflection interference along the forward direction light projector along sight line, by producing the distance that minimum cross-section light beam constraint user keeps the eyes and the face of concern, thereby the eye health care of realized reading, table such as write being gone up work, with a kind of small and exquisite, agile, convenient, economic high-luminous-efficiency light fixture, replace existing desk lamp, can realize installation, easy to carry, economic, durable, safe, energy-conservation beneficial effect; Simultaneously, the material that is suitable for using all has ready-made standardized product, and simple in structure, with low cost, be easy to produce in batches.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the configuration schematic diagram of an embodiment of wear-type Writing lamp.
Fig. 2 is the holder structure figure of this embodiment.
Fig. 3 is the supply unit circuit structure diagram of this embodiment.
In Fig. 1: 1. lamp holder, 2. headgear circle, 21. adjusting buttons, 3. power plug, 4. supply main, 5. supply unit, 51. switch lamp button, 6. direct current supply lines.
In Fig. 2: 11. spot light reflection shields, 12.LED spot light, 13. big reflection shields, 14. lamp holder protecgulums, 15. glass coverings, 16. back seats, the big reflection shield focal length of L..
In Fig. 3: P
1Be interior nest formula receptacle electrical contact, T is a power transformer, B
rBe rectifier bridge, C
1, C
2Be filter capacitor, U is the three-terminal voltage-stabilizing power supply, and D is an isolating diode, B
aBe the ickel-cadmium cell group, S is switch lamp button (a 51) switch, L
EDBe the LED group.
The specific embodiment
In wear-type Writing lamp configuration embodiment schematic diagram shown in Figure 1, LED point light source groups lamp holder 1 is assemblied in the outside of gentle elastic head lasso 2; One group of mortise and tenon loose fit adjusting button 21 is made at the two ends of headgear circle 2, by knotted rope adjusting button 21, headgear circle 2 covers can be worn on user's head, and make up by the different mortise and tenons of knotted rope adjusting button 21, regulates the elasticity of headgear circle 2; Power plug 3 connects an end of supply main 4, and the other end of supply main 4 is made interior cellular type plug, and endoporus is that a pair of electricity touches pipe, inserts the interior nest formula socket of supply unit 5 when using mains supply to connect; One end of supply unit 5 is provided with nest formula socket in, fixed a pair of electrical contact in the socket nest, and with when interior cellular type plug inserts, the endoporus of cellular type plug in inserting; The other end of supply unit 5 is drawn direct current supply line 6; The top end assembling switch lamp button 51 of supply unit 5 by direct current supply line 6; From the beginning a side of lasso, direct current supply line 6 is introduced also and is connect to lamp holder 1.
In holder structure figure shown in Figure 2, at the perifocus place of each paraboloidal spot light reflection shield 11, assembly one high-power, high-effect LED spot light 12 makes the light of LED spot light 12 launch with collimated light beam after 11 reflections of spot light reflection shield; The array combination of these LED spot lights 12, assembly is on the parabolic big reflection shield 13 of lightweight, make each LED spot light 12 and spot light reflection shield 11 folded light beams thereof throw the focus that shines big reflection shield, promptly apart from the parabolic big reflection shield focal length L place, axis the place ahead of reflection shield 13 greatly; Big reflection shield focal length L designs about 0.30 meter, makes the distance of the limited maintenance eyes of user and the face of concern between 0.33 meter to 0.40 meter, locates and beam cross-section is minimum, and promptly focus remains between eyes and the concern face.Revolve mouthful or bayonet cap protecgulum 14 fastens 15 cappings of clear glass capping and big reflection shield 13, and close and be anchored in 16 mouthfuls of the back seats, big reflection shield 13, lamp holder protecgulum 14, glass covering 15 are become one with back seat 16.
In wear-type Writing lamp shown in Figure 1 configuration embodiment schematic diagram and supply unit circuit structure diagram shown in Figure 3, power plug 3 touches pipe by supply main 4 and interior cellular type plug electricity thereof, is connected to the interior nest formula receptacle electrical contact P of supply unit 5
1, be connected to the input of power transformer T then; The output of power transformer T and rectifier bridge B
rAc input end connect; Rectifier bridge B
rNegative pole of output end ground connection, rectifier bridge B
rPositive pole be connected to filter capacitor C
1Positive terminal, and be connected with three-terminal voltage-stabilizing power supply U input; Three-terminal voltage-stabilizing power supply U output and filter capacitor C
2Positive terminal connect, and be connected to the anode of isolating diode D; The negative electrode of isolating diode D is connected with the positive pole of ickel-cadmium cell group, is connected to one side of switch lamp button (51) switch S, and organizes L as supply unit 5 to LED
EDThe output anode of power supply by direct current supply line 6, is drawn from supply unit 5; Three-terminal voltage-stabilizing power supply U earth terminal, filter capacitor C
1Negative pole end, filter capacitor C
2Negative pole end and the equal ground connection of negative pole of ickel-cadmium cell group; This earth point is connected to the another side of switch lamp button (51) switch S, by direct current supply line 6, draws from supply unit 5 again, organizes L as supply unit 5 to LED
EDThe output negative electrode of power supply.
Claims (4)
1. wear-type Writing lamp with health-care effect is characterized in that: LED point light source groups lamp holder (1) is assemblied in the outside of gentle elastic head lasso (2); One group of mortise and tenon loose fit adjusting button (21) is made at the two ends of headgear circle (2), by knotted rope adjusting button (21), headgear circle (2) cover can be worn on user's head, and make up by the different mortise and tenons of knotted rope adjusting button (21), regulates the elasticity of headgear circle (2); Power plug (3) connects an end of supply main (4), and the other end of supply main (4) is made interior cellular type plug, and endoporus is that a pair of electricity touches pipe, inserts the interior nest formula socket of supply unit (5) when using mains supply to connect; One end of supply unit (5) is provided with nest formula socket in, fixed a pair of electrical contact in the socket nest, and with when interior cellular type plug inserts, the endoporus of cellular type plug in inserting; The other end of supply unit (5) is drawn direct current supply line (6); The top end assembling switch lamp button (51) of supply unit (5) by direct current supply line (6); From the beginning a side of lasso, direct current supply line (6) is introduced and is connect to lamp holder (1).
2. wear-type Writing lamp according to claim 1, it is characterized in that: at the perifocus place of each paraboloidal spot light reflection shield (11), assembly one high-power, high-effect LED spot light (12) makes the light of LED spot light (12) launch with collimated light beam after spot light reflection shield (11) reflection; The array combination of these LED spot lights (12), assembly is on the parabolic big reflection shield (13) of lightweight, make each LED spot light (12) and spot light reflection shield (11) folded light beam thereof throw the focus that shines big reflection shield, promptly apart from the parabolic big reflection shield focal length L place, axis the place ahead of reflection shield (13) greatly; Big reflection shield focal length L designs about 0.30 meter, makes the distance of the limited maintenance eyes of user and the face of concern between 0.33 meter to 0.40 meter, locates and beam cross-section is minimum, and promptly focus remains between eyes and the concern face.
3. wear-type Writing lamp according to claim 1, it is characterized in that: revolve mouth or bayonet cap protecgulum (14) clear glass capping (15) capping and big reflection shield (13) are fastened, and close and be anchored in the back seat (16) mouthful, big reflection shield (13), lamp holder protecgulum (14), glass covering (15) are become one with back seat (16).
4. wear-type Writing lamp according to claim 1 is characterized in that: power plug (3) touches pipe by supply main (4) and interior cellular type plug electricity thereof, is connected to the interior nest formula receptacle electrical contact (P of supply unit (5)
1), be connected to the input of power transformer (T) then; The output of power transformer (T) and rectifier bridge (B
r) ac input end connect; Rectifier bridge (B
r) negative pole of output end ground connection, rectifier bridge (B
r) positive pole be connected to the first filter capacitor (C
1) positive terminal, and be connected with three-terminal voltage-stabilizing power supply (U) input; Three-terminal voltage-stabilizing power supply (U) output and the second filter capacitor (C
2) positive terminal connect, and be connected to the anode of isolating diode (D); The negative electrode of isolating diode (D) is connected with the positive pole of ickel-cadmium cell group, is connected to one side of switch lamp button (51) switch (S), and organizes (L as supply unit (5) to LED
ED) power supply the output anode, by direct current supply line (6), draw from supply unit (5); Three-terminal voltage-stabilizing power supply (U) earth terminal, the first filter capacitor (C
1) negative pole end, the second filter capacitor (C
2) negative pole end and the equal ground connection of negative pole of ickel-cadmium cell group; This earth point is connected to the another side of switch lamp button (51) switch (S), by direct current supply line (6), draws from supply unit (5) again, organizes (L as supply unit (5) to LED
ED) power supply the output negative electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201918785U CN201844206U (en) | 2010-05-17 | 2010-05-17 | Head-wearing type writing lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201918785U CN201844206U (en) | 2010-05-17 | 2010-05-17 | Head-wearing type writing lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201844206U true CN201844206U (en) | 2011-05-25 |
Family
ID=44039096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201918785U Expired - Fee Related CN201844206U (en) | 2010-05-17 | 2010-05-17 | Head-wearing type writing lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201844206U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542282A (en) * | 2012-07-10 | 2014-01-29 | 欧司朗有限公司 | Led module |
| CN106157739A (en) * | 2016-08-26 | 2016-11-23 | 成都多元智能文化传播有限公司 | A kind of wear-type Fructus Alpiniae Oxyphyllae teaching aid device |
| CN106157747A (en) * | 2016-08-26 | 2016-11-23 | 成都多元智能文化传播有限公司 | A kind of card fixing device training child's communication capability |
-
2010
- 2010-05-17 CN CN2010201918785U patent/CN201844206U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542282A (en) * | 2012-07-10 | 2014-01-29 | 欧司朗有限公司 | Led module |
| CN106157739A (en) * | 2016-08-26 | 2016-11-23 | 成都多元智能文化传播有限公司 | A kind of wear-type Fructus Alpiniae Oxyphyllae teaching aid device |
| CN106157747A (en) * | 2016-08-26 | 2016-11-23 | 成都多元智能文化传播有限公司 | A kind of card fixing device training child's communication capability |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110525 Termination date: 20120517 |