CN2709781Y - Portable desk lamp - Google Patents
Portable desk lamp Download PDFInfo
- Publication number
- CN2709781Y CN2709781Y CN 200420091453 CN200420091453U CN2709781Y CN 2709781 Y CN2709781 Y CN 2709781Y CN 200420091453 CN200420091453 CN 200420091453 CN 200420091453 U CN200420091453 U CN 200420091453U CN 2709781 Y CN2709781 Y CN 2709781Y
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- China
- Prior art keywords
- base
- desk lamp
- pole
- portable desk
- head
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- Expired - Fee Related
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Abstract
The utility model discloses a portable desk lamp, which comprises a base, a head and a strut connecting the base and the head; the head is provided with a bottom board, a luminous body and an outer shell. The luminous body is a semiconductor light-emitting diode, and the inside of the base is provided with a battery box used for providing a direct current power supply. With the adoption of the semiconductor light-emitting diode as the luminous body, the utility model is remarkably characterized in efficient energy saving, environmental protection (no wastes such as mercury, etc.), no radiation, little maintenance, etc. With the battery box arranged inside the base used for placing batteries to provide the direct current power supply, the portable desk lamp can be used conveniently in case of no external power supply such as in the field, etc.
Description
Technical field
The utility model relates to lighting, relates in particular to a kind of portable desk lamp.
Background technology
Existing desk lamp is of a great variety, mainly is made up of the pole of base, head and connection base and head, and its light emitting source that is arranged on the lamp holder has incandescent lamp body, daylight lamp body etc.But this type of desk lamp all adopts alternating voltage, carries inconvenience, and can produce stroboscopic in use, and stroboscopic can produce injury to eyes, and incandescent lamp bulb, fluorescent tube have short, frangible, shortcomings such as luminosity is not high, not soft, power consumption in service life; In addition, in order to make the lamp holder can be with respect to pole, base translation-angle and position, the pole that existing desk lamp adopts is a kind of flexible hose construction, but no matter how translation-angle and bending of lamp holder and pole, lamp holder, pole and base can't closely combine all the time (such as folding), in the process of transporting or carrying, occupied bigger space, very inconvenient.
Summary of the invention
At the shortcoming of prior art, the utility model provides a kind of portable desk lamp, and main purpose is the light emitting source weak point in service life that solves desk lamp in the prior art, the employing alternating current produces stroboscopic as power supply problem.
The technical solution of the utility model is: a kind of portable desk lamp, comprise base, head and the pole that connects base and head, described head is provided with illuminator, described illuminator is a semiconductor light-emitting-diode, and described base or head or pole being provided with are used to provide the battery case of dc source.
Described head also is provided with base plate and outer cover, and base plate is provided with a plurality of holes of arranging by certain way, and described semiconductor light-emitting-diode has a plurality of and is connected electrically on the circuit board, and is inlaid in respectively in each hole.
Described hole is a bellmouth.
One end of described base is provided with the device that the semiconductor light-emitting-diode of regulating different numbers switches on and off.
One end of described base is provided with the charging jack.
One end of described base is provided with charging indicator light and discharge indicator lamp.
Adopt first steering structure to be connected between described head and the described pole.
Adopt second steering structure to be connected between described base and the described pole.
Described first steering structure comprises that one is provided with the threaded shaft that is connected with described head of two through holes, two bolts that are connected with described pole, described threaded shaft is connected with described head by friction plate, disk spring, anti-rotation pad, the nut that covers thereon, described one of them bolt is connected with described threaded shaft by friction plate, disk spring, anti-rotation pad, the nut that covers thereon, and another bolt is connected with described threaded shaft by the jump ring that covers thereon.
Described second steering structure comprises line rotating shaft and the base shaft excessively that is connected with described base, described line rotating shaft excessively connects by the described pole of banking stop that covers thereon, and described base shaft is connected with described pole by banking stop, disk spring, the nut that covers thereon.
Described pole is an expansion link.
Described expansion link is socketed to form by at least two different sleeve pipes of size.
On the end face of described base, be provided with the pole groove that is used to collect pole.
With respect to prior art: the utility model has adopted semiconductor light-emitting-diode as illuminator, therefore has energy-efficient (conventional electric power consume 1/10), saturated, the unlimited colour mixture of coloured light, switching rapidly, environmental protection, shatter-proof moisture resistance, long service life (100,000 hours), environmental protection (no mercury the like waste), radiationless, distinguishing feature such as maintenance less; In base, be provided with the battery case that is used to place battery and dc source is provided, be convenient to wait in the open air and use under the situation that does not have external power supply; Adopt steering structure to be connected between head and pole, between base and the pole, make the head pole translation-angle relatively of desk lamp, pole can be with respect to base translation-angle and distance; Pole adopts sleeve pipe to be socketed to form expansion link, is provided with the pole groove that is used to collect pole on the end face of described base, makes lamp holder, pole and base closely to combine, and is convenient to transport or carry, even can makes flashlight and use.
Description of drawings
Fig. 1 is the stereogram of the utility model open mode;
Fig. 2 is the stereogram of the utility model folded state;
Fig. 3 is the exploded view of the lamp holder of the present utility model and first steering structure;
Fig. 4 is the exploded view of pole of the present utility model;
Fig. 5 is the exploded view of the base of the present utility model and first steering structure;
Fig. 6 is the exploded view of the battery case in the utility model base;
Fig. 7 is a fundamental diagram of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
See also Fig. 1, the portable desk lamp of present embodiment is made up of the pole B of base D, head A and connection base D and head A, and head A is connected by the first steering structure C with pole B, and base D is connected by the second steering structure E with pole B.
See also Fig. 3, head A (comprises 28 semiconductor light-emitting-diodes that are connected on the circuit board by outer cover 1, circuit board 42,28 semiconductor light-emitting-diodes are arranged in four of seven row, every row) and base plate 8 compositions, base plate 8 is provided with 28 bellmouths corresponding to 28 semiconductor light-emitting-diodes, during assembling, the semiconductor light-emitting-diode correspondence is flush-mounted in the bellmouth; The first steering structure C is by a threaded shaft 35, two bolts (36,37) form, the afterbody of threaded shaft 35 is a stator 39, these stator 39 both sides have through hole, bolt 37 ecto-entads pass the through hole of stator 39 1 sides, friction plate 30a, disk spring 33a, bolt 34 is enclosed within the afterbody of bolt 37 successively and tightens, equally, bolt 36 ecto-entads pass the through hole of stator 39 opposite sides, jump ring 41 is enclosed within the afterbody and the chucking of bolt 37, friction plate 30b, the stator 38 of head end, location meson 40, disk spring 33b, banking stop 32a and nut 34 are enclosed within on the head of threaded shaft 35 successively and tighten, stator 38 is fixed tightly on the head A by screw 46, and steering structure C on, lower cover slip 7 encases steering structure C makes profile more smooth attractive in appearance.
See also Fig. 4, pole B is by a upper boom stopper (left side, right) 6, upper boom 3, king-rod 4, lower beam 5, two stators 31 and lower beam stopper 17 are formed, upper boom 3, king-rod 4 and lower beam 5 socket successively form telescopic pole, upper boom stopper 6 is clamped in the upper boom 3, and two bolts 36 of steering structure C, 37 difference inlay cards are on a upper boom stopper (left side, right) in, by steering structure C head A is connected with pole B thus, head A can serve as the rotation that axle is made 360 degree with threaded shaft 35, and rely on the effect of disk spring 33b can be fixed on certain angle, in addition, head A and steering structure C can also be with two bolts 36,37 is the rotation that axle is made wide-angle, in like manner relies on the effect of disk spring 33a, and head A and steering structure C can be fixed on certain angle.
See also Fig. 5, the second steering structure E is made up of base shaft 28 and mistake line rotating shaft 29, nut 34, disk spring 33c, banking stop 32b and stator 31 overlap successively and are through on the base shaft 28 and tighten, banking stop 32c and another piece stator 31 overlap successively and were through in the line rotating shaft 29, base shaft 28 and mistake line rotating shaft 29 embed respectively in the front end of base D, thus, steering structure E is connected pole B with base D, pole B can serve as the rotation that axle is made wide-angle with crossing line rotating shaft 29 with base shaft 28, rely on the effect of disk spring 33c, pole B can be fixed on certain angle; Before the bottom surface of base D, back two ends are respectively equipped with fixing feet 15, the bottom of fixing feet 15 is provided with fixedly foot pad 16, the end face of base D is provided with the pole groove 2 that is used to collect pole B, the rear end of base D is socketed with end cap 11, before the end cap 11, the inside of base D is provided with switchboard 12, between end cap 11 and switchboard 12, be provided with switch fixed block 14 successively, semiaxis 13, switch rotating shaft 21, on fixed block 14, be provided with switch copper sheet 22, on semiaxis 13, be provided with switch shrapnel 23, on switch shrapnel 23, be provided with steel ball 27, outside end cap 11, be provided with knob plug 20 that is connected with switch rotating shaft 21 and the switching knob 19 that wraps in knob plug 20 outsides.
See also Fig. 6, base D inside is provided with the battery case 9 that a shape matches with base D, the groove end of battery case 9 is provided with battery positive/negative plate 24, battery anode slice 25 and battery cathode sheet 26, also be provided with the control panel 43 that is connected with switchboard 12 in the box, control panel 43 has two charging indicator lights, being provided with of the end cap 10 of battery case 9 is used for the catching groove that draws button 18 (upper and lower) to cooperate and draws button spring 48, and also is provided with on the panel of end cap 10 and is used to appear the lamp hole of charging indicator light and discharge indicator lamp and the charging jack that charges for rechargeable battery.
See also Fig. 2, because the existence of steering structure C, steering structure E, telescopic pole B, head A of the present utility model and pole B can be collected in the pole groove 2, have significantly reduced the desk lamp occupation space, are easy to carry.
See also Fig. 7, operation principle of the present utility model is as follows: utilize external power supply (direct current of 10.0V, 1.0A) to 4 3V rechargeable battery chargings in the battery case, be full of electricity back voltage and be raised to 10V, at this moment, rotary switc knob 19, fit adjustment gear by switch rotating shaft 21, semiaxis 13, switch fixed block 14 and control panel 43, when being adjusted to 1 grade, 4 LED bright (12v, 20mA), when being adjusted to 2 grades, 20 LED bright (12v, 100mA), when being adjusted to 3 grades, 28 LED bright (12v, 140mA).
Though the utility model discloses as above with a preferred embodiment, be not in order to limit the scope that the utility model is implemented.Any those of ordinary skill in the art, in not breaking away from invention scope of the present utility model, when doing a little improvement, promptly every equal improvement of doing according to the utility model should be invention scope of the present utility model and contains.
Claims (13)
1, a kind of portable desk lamp, comprise base, head and the pole that connects base and head, described head is provided with illuminator, it is characterized in that: described illuminator is a semiconductor light-emitting-diode, and described base or head or pole being provided with are used to provide the battery case of dc source.
2, portable desk lamp as claimed in claim 1, it is characterized in that: described head also is provided with base plate and outer cover, base plate is provided with a plurality of holes of arranging by certain way, and described semiconductor light-emitting-diode has a plurality of and is connected electrically on the circuit board, and is inlaid in respectively in each hole.
3, portable desk lamp as claimed in claim 2 is characterized in that: an end of described base is provided with the device that the semiconductor light-emitting-diode of regulating different numbers switches on and off.
4, portable desk lamp as claimed in claim 1 is characterized in that: an end of described base is provided with the charging jack.
5, portable desk lamp as claimed in claim 4 is characterized in that: an end of described base is provided with charging indicator light and discharge indicator lamp.
6, portable desk lamp as claimed in claim 1 is characterized in that: adopt first steering structure to be connected between described head and the described pole.
7, portable desk lamp as claimed in claim 1 is characterized in that: adopt second steering structure to be connected between described base and the described pole.
8, portable desk lamp as claimed in claim 6, it is characterized in that: described first steering structure comprises a threaded shaft that is connected with described head that is provided with two through holes, two bolts that are connected with described pole, described threaded shaft is by covering friction plate thereon, disk spring, the anti-rotation pad, nut is connected with described head, described one of them bolt is by covering friction plate thereon, disk spring, the anti-rotation pad, nut is connected with described threaded shaft, and another bolt is connected with described threaded shaft by the jump ring that covers thereon.
9, portable desk lamp as claimed in claim 7, it is characterized in that: described second steering structure comprises line rotating shaft and the base shaft excessively that is connected with described base, described line rotating shaft excessively connects by the described pole of banking stop that covers thereon, and described base shaft is connected with described pole by banking stop, disk spring, the nut that covers thereon.
10, portable desk lamp as claimed in claim 1 is characterized in that: described pole is an expansion link.
11, portable desk lamp as claimed in claim 10 is characterized in that: described expansion link is socketed to form by at least two different sleeve pipes of size.
12,, as claim 10 or 11 described portable desk lamps, it is characterized in that: on the end face of described base, be provided with the pole groove that is used to collect pole.
13, portable desk lamp as claimed in claim 2 is characterized in that: described hole is a bellmouth.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420091453 CN2709781Y (en) | 2004-01-13 | 2004-09-27 | Portable desk lamp |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200420014650 | 2004-01-13 | ||
CN200420014650.3 | 2004-01-13 | ||
CN 200420091453 CN2709781Y (en) | 2004-01-13 | 2004-09-27 | Portable desk lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2709781Y true CN2709781Y (en) | 2005-07-13 |
Family
ID=34862554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200420091453 Expired - Fee Related CN2709781Y (en) | 2004-01-13 | 2004-09-27 | Portable desk lamp |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2709781Y (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013159324A1 (en) * | 2012-04-27 | 2013-10-31 | Chen Shaofan | Portable led lamp |
CN103512008A (en) * | 2012-06-28 | 2014-01-15 | 海洋王照明科技股份有限公司 | Telescopic lamp |
CN103672709A (en) * | 2013-12-10 | 2014-03-26 | 江苏蛟龙重工集团有限公司 | Lighting device |
CN108613050A (en) * | 2015-06-04 | 2018-10-02 | 丽水市知科科技有限公司 | Course lamp regulating mechanism on a kind of ocean |
-
2004
- 2004-09-27 CN CN 200420091453 patent/CN2709781Y/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013159324A1 (en) * | 2012-04-27 | 2013-10-31 | Chen Shaofan | Portable led lamp |
CN103512008A (en) * | 2012-06-28 | 2014-01-15 | 海洋王照明科技股份有限公司 | Telescopic lamp |
CN103512008B (en) * | 2012-06-28 | 2018-08-07 | 海洋王照明科技股份有限公司 | Telescopic lamp |
CN103672709A (en) * | 2013-12-10 | 2014-03-26 | 江苏蛟龙重工集团有限公司 | Lighting device |
CN108613050A (en) * | 2015-06-04 | 2018-10-02 | 丽水市知科科技有限公司 | Course lamp regulating mechanism on a kind of ocean |
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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: 20050713 Termination date: 20120927 |