CN101592314A - A kind of Zooming projection lamp - Google Patents
A kind of Zooming projection lamp Download PDFInfo
- Publication number
- CN101592314A CN101592314A CNA2008100675016A CN200810067501A CN101592314A CN 101592314 A CN101592314 A CN 101592314A CN A2008100675016 A CNA2008100675016 A CN A2008100675016A CN 200810067501 A CN200810067501 A CN 200810067501A CN 101592314 A CN101592314 A CN 101592314A
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- projection lamp
- zooming projection
- lamp housing
- zooming
- reflective mirror
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Abstract
The invention provides a kind of Zooming projection lamp, comprise lamp housing, bonnet, front shroud, and install reflective mirror, bulb and electric system at this lamp housing inner chamber; Described electric system is arranged on the described envelope inner wall, and described bulb is connected with described electric system; Wherein, described Zooming projection lamp also comprises the drive unit that is arranged on described lamp housing inner chamber, and this drive unit is connected with described reflective mirror, is used to drive described reflective mirror and moves along the axial direction of described lamp housing.Zooming projection lamp provided by the present invention by drive unit, drives coupled reflective mirror and moves around along the lamp housing central axis, changes the focus point of light on reflective mirror that bulb sends; Like this, need not to change under the situation of position, realize operating personnel's the life security and the safety guarantee of rescue aid have further been guaranteed in the illumination range of target object or scope or the change of illumination brightness at projecting lamp.
Description
Technical field
The present invention relates to a kind of projecting lamp, relate in particular to a kind of Zooming projection lamp.
Background technology
Projecting lamp is owing to it has the night work that light source far firing range, illumination brightness are widely used in industries such as aviation, navigation, field work or rescue by force; Such as, rescue at sea is on, be installed in place or zone that projecting lamp on rescue ship or the rescue helicopters tends to light is moved to the target object place that the rescue personnel need go to, thereby make the rescue personnel can know recognition target object or target zone.
During night work, the operating personnel often need change its operating area, such as enlarging or dwindling the operating area, at this moment just needs to enlarge or dwindle the illumination range of projecting lamp.And in the prior art, when changing the illumination range of projecting lamp if desired, realize by the position of change projecting lamp often, shine target zone as shortening or elongation projecting lamp with quilt, to reach expansion or to dwindle illumination range.
Yet,, tend to bring inconvenience to the night work personnel by changing projecting lamp and being reached expansion or dwindle illumination range by distance according to target zone; Such as, rescue at sea is on participating in, when if the rescue personnel need enlarge the search and rescue of target object or scope, the ship that need be equipped with projecting lamp this moment is near searching and rescuing target zone, or the rescue helicopters that projecting lamp is installed reduce and highly make it can more close search and rescue target zone; Like this, surging wave will be overturned and search and rescue ship or helicopter, causes fatal crass's tragedy.
Therefore, prior art awaits improving and development.
Summary of the invention
Problem to be solved by this invention is to provide a kind of Zooming projection lamp, and this Zooming projection lamp can be realized the illumination range of target object is changed under the situation that need not conversion projecting lamp position easily, guarantees operating personnel's personal safety.
In order to solve the problems of the technologies described above, the invention provides a kind of Zooming projection lamp, comprise lamp housing, bonnet, front shroud, and install reflective mirror, bulb and electric system at described lamp housing inner chamber, described front shroud and bonnet are separately positioned on the front end and the tail end of described lamp housing; Described electric system is arranged on the described envelope inner wall, and described bulb is connected with described electric system; It is characterized in that described Zooming projection lamp also comprises the drive unit that is arranged on described lamp housing inner chamber, this drive unit is connected with described reflective mirror, is used to drive described reflective mirror and moves along the axial direction of described lamp housing.
Described Zooming projection lamp, wherein, described drive unit comprises first drive motors that is arranged on the bonnet, is arranged on the cam in the described first drive motors rotating shaft, and the pull bar that is connected with described reflective mirror and cam respectively.
Described Zooming projection lamp, wherein, described drive unit also comprises contiguous block, is arranged on the end of described pull bar, is connected with described cam.
Described Zooming projection lamp wherein, is provided with mounting disc at the inner chamber of described lamp housing, is fixed on the described envelope inner wall; And in this mounting disc, be provided with first pilot hole, be used to receive and connect described pull bar.
Described Zooming projection lamp, wherein, described drive unit also comprises elastomeric element, cover is provided with described pull bar tail end, replaces with described mounting disc rear surface and contiguous block respectively.
Described Zooming projection lamp wherein, is provided with airflow hole on described bonnet, and is provided with a fan in this airflow hole inboard, and the air outlet of this fan points to described lamp housing inner chamber.
Described Zooming projection lamp wherein, is nested with air cleaner in described airflow hole, the inboard of this air cleaner is connected with the air outlet of described fan, and the outside communicates with atmosphere.
Described Zooming projection lamp wherein, is provided with protective cover in the outside mask of described air cleaner, and this protective cover is fixed on the exterior surface of described back.
Described Zooming projection lamp, wherein, described Zooming projection lamp also comprises a U-shaped support, the openend of this U-shaped support is articulated on the symmetrically arranged pivot of described lamp housing outer wall.
Described Zooming projection lamp wherein, is provided with second drive motors on the outer wall of described U-shaped carrier openings end, be used to drive the pivot of described lamp housing outer wall.
Described Zooming projection lamp wherein, is provided with the support contiguous block in the bottom of described U-shaped support, is used to install described Zooming projection lamp.
Described Zooming projection lamp wherein, is provided with the 3rd drive motors in the bottom of described U-shaped support, and the rotating shaft of the 3rd drive motors and described U-shaped support bottom are affixed, and the shell of the 3rd drive motors is connected with described support contiguous block.
Described Zooming projection lamp wherein, is provided with the first anticreep jump ring on the pivot of described lamp housing outer wall, this first anticreep jump ring is connected with described U-shaped support by first steel cable.
Described Zooming projection lamp wherein, is provided with the second anticreep jump ring on the shell of described the 3rd drive motors, this second anticreep jump ring is connected with described support contiguous block by second steel cable.
Described Zooming projection lamp wherein, is provided with an anticreep contiguous block on described lamp housing outer wall, this anticreep contiguous block is connected with the equipment that is used to install described Zooming projection lamp by the 3rd steel cable.
Zooming projection lamp provided by the invention, pass through drive unit, driving coupled reflective mirror moves around along the lamp housing central axis, change the focus point of light on reflective mirror that bulb sends, and according to the principle of reflection of concave mirror to light, change the angle of reflection of light by the incidence angle that changes light, realize the change of illumination range; Like this, need not to change under the situation of position, realized the illumination range of target object or scope is changed, improved operating personnel's safety guarantee at projecting lamp, and the damage that also can avoid rescue aid simultaneously.
Description of drawings
Fig. 1 is the cutaway view of Zooming projection lamp of the present invention;
Fig. 2 a is the contour structures vertical view of Zooming projection lamp of the present invention;
Fig. 2 b is the contour structures stereogram of Zooming projection lamp of the present invention;
Fig. 3 is the bonnet inside structure schematic diagram of Zooming projection lamp of the present invention;
Fig. 4 is the cutaway view of A-A part among Fig. 3;
Fig. 5 is the rear cover structure side view of Zooming projection lamp of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in further detail.
See also accompanying drawing 1, the invention provides a kind of Zooming projection lamp, comprise lamp housing 100, bonnet 200, front shroud 300, reflective mirror 410, bulb 420, electric system 430 and drive unit; Wherein, described drive unit comprises pull bar 510, contiguous block 520, first drive motors 530, cam 540 and elastomeric element 550.
The profile of described lamp housing 100 is configured to a column cylinder, as shown in Figure 1, is provided with a circular mounting dish 110 at the inner chamber middle part of this lamp housing 100, and the sidewall of this mounting disc 110 is screwed onto on the inwall of described lamp housing 100.In described mounting disc 110, be symmetrically arranged with three mounting brackets 120 that point to lamp housing 100 afterbodys, be used to install a circular circuit board 431; And symmetry offers three first pilot holes 130 in described mounting disc 110, is used for interspersed described pull bar 510.Simultaneously offer lamp hole 140, be used to receive and connect described bulb 420 in the center of this mounting disc 110.
Described electric system 430 is installed on the circular circuit board 431, as shown in Figure 1; In order to increase the steadiness of circuit board 431, also adopted between the sidewall of described circuit board 431 and lamp housing 100 inwalls be spirally connected fixing.On described circuit board 431, be provided with three second pilot holes 432 that are used to intert, locate described pull bar 510, described second pilot hole 432 and the 130 corresponding settings of described first pilot hole.Described electric system 430 mainly is starting resistor to be provided and to keep the electric current of bulb arc stability for bulb 420.
See also accompanying drawing 1, the profile structure of described reflective mirror 410 is bowl-shape, the bottom is provided with hollow hole 412, and be symmetrical arranged 411, three described pull bar connecting holes 411 of three pull bar connecting holes at the outer wall of this reflective mirror 410 and lay respectively at corresponding setting on three straight lines with three described first pilot holes 130 and second pilot hole 432; Described pull bar connecting hole 411 is used for the front end of affixed described pull bar 510.Like this, described reflective mirror 410 reciprocating type the moving of advancing or retreating at the axial work of the pulling function lower edge of pull bar 510 lamp housing 100.
Described bulb 420 is installed on the lamp socket on the described circuit board 431, as shown in Figure 1 by the lamp hole 140 in hollow hole on the reflective mirror 410 412 and the mounting disc 110.
Described front shroud 300 is installed in the front end of described lamp housing 100, shown in Fig. 1,2a and 2b, and be provided with the gap in the installation place, between inside and outside the lamp housing 100, constitute a gas channel like this, be used for cross-ventilation between lamp housing 100 interior exocoels, realize the inner air and outer air heat exchange, reach cooling effect lamp housing 100 inner chambers.
See also accompanying drawing 1, the elastomeric element 550 of described drive unit, it in the present embodiment helical spring 550, be set on the pull bar 510, and contiguous block 520 is arranged on the end of described pull bar 510 by being spirally connected, and described helical spring 550 is pressured state, replace mutually with described circuit board 431 and contiguous block 520, described helical spring 550 is replaced mutually with described mounting disc 110 and contiguous block 520, make described helical spring 550 be pressured state, and regulate the position of reflective mirror 410, be positioned on the focus point of described reflective mirror 410 when making the original state of bulb 420; Like this, when described reflective mirror 410 has changed its initial position under the effect of pull bar 510, the then elastic restoring force effect by helical spring 550 moves on to the original state position after forcing reflective mirror 410, even bulb 420 places on the focus point of reflective mirror 410 again.
Described first drive motors 530 is arranged on the fixed head 560 of described bonnet 200 inboards, as shown in Figure 3, and described cam 540 is fixed on the driving shaft of described first drive motors 530, and described cam 540 replaces with described contiguous block 520 and be connected, shown in Fig. 3,4 and 5.Like this, when under the situation of the position that does not change this projecting lamp, driving described cam 540 by described first drive motors 530 rotates, because the movement locus of described cam 540 is an ellipticity, in its motion process, constantly change its low coverage point and remote point, when moving to remote point by the low coverage point, cam 540 will promote the axis direction reach of contiguous block 520 along lamp housing 100, and by 410 reaches of pull bar 510 promotion reflective mirrors, thereby the focus point of the light that 410 pairs of bulbs 420 of change reflective mirror send reaches expansion illumination range and illumination brightness; Vice versa reaches expansion illumination range and illumination brightness.
For the hot-air of lamp housing 100 inner chambers that make described Zooming projection lamp can be derived timely, avoid because of too high bulb 420 or the electric system 430 of burning out of lamp housing 100 inner chamber temperature, the present invention has done further improvement to Zooming projection lamp, on bonnet 200, offer an airflow hole 210, as shown in Figure 1, and the suitable radiator fan 220 of a size and described airflow hole 210 is set in the inboard of this airflow hole 210, the air outlet of this fan 220 points to described lamp housing 100 inner chambers.When fan 220 rotates, the cold air in the external world is sent into lamp housing 100 inner chambers, carry out heat exchange with the hot-air of lamp housing 100 inner chambers, and hot-air is sent outside the chamber by the front shroud 300 and the gap of lamp housing 100 junctions, thereby better improve the cooling effect of lamp housing 100 inner chambers.Simultaneously, for the dust in purifying air, a nested air cleaner 230 shown in Fig. 3,4 and 5, is used for the filtering dust in air in described airflow hole 210, prevents that dust from gathering and damage bulb or electric system.
In addition, for preventing that sand and dust from entering into described lamp housing 100 inner chambers by airflow hole 210, avoid placing the electric system of lamp housing 100 inner chambers or the damage of bulb, be covered with a protective cover 240 in the outside of described air cleaner 230, this protective cover 240 is fixed on by screw on the lateral surface of described bonnet 200, shown in Fig. 3,4 and 5.
For the ease of described Zooming projection lamp is installed on other equipment, on ship, aviation aircraft or other night work equipment, Zooming projection lamp of the present invention has been done further improvement again, on the outer wall of lamp housing 100, be provided with pair of pivot 150, upwards be symmetrically distributed in same footpath, and at two described pivots 150 pivot joints one U-shaped supports 160, shown in Fig. 2 a and 2b, this U-shaped support 160 is used to lift described Zooming projection lamp.
In the present embodiment, an openend at described U-shaped support 160, also can be two openends, be provided with second drive motors 170, shown in Fig. 2 a and 2b, a pivot 150 on the rotating shaft of this second drive motors 170 and the lamp housing 100 is in transmission connection (end illustrates among the figure), is used to drive pivot 150, and described lamp housing 100 is relatively rotated with described U-shaped support 160.On the outer wall of the bottom of described U-shaped support 160, be provided with one the 3rd drive motors 180, shown in Fig. 2 b, the bottom of the rotating shaft of the 3rd drive motors 180 and described U-shaped support 160 affixed (end illustrates among the figure), and being used for support contiguous block 190, the shell of the 3rd drive motors 180 and is connected, this support contiguous block 190 can relatively rotate under the effect of described the 3rd drive motors 180 with U-shaped support 160, and described support contiguous block 190 is used for whole Zooming projection lamp is fixed on other equipment.Like this, Zooming projection lamp of the present invention can be realized at second drive motors 170, the 3rd drive motors 180 that the orientation changes light up and down and strafe scope.
The environment of field work is general relatively more abominable, the vibration, jolting happens occasionally, in order to prevent 160 on lamp housing 100 and U-shaped support, perhaps 190 of the 3rd drive motors 180 and support contiguous blocks get loose, Zooming projection lamp of the present invention has been done further to improve, pivot 150 at lamp housing 100 is equipped with the first anticreep jump ring 161 with the U-shaped support 160 openends outside, and this first anticreep jump ring 161 is connected with described U-shaped support 160 by first steel cable 162, shown in Fig. 2 b; Be provided with the second anticreep jump ring 181 on the shell of described the 3rd drive motors 180, this second anticreep jump ring 181 is connected with described support contiguous block 190 by second steel cable 182, shown in Fig. 2 b.
For the Zooming projection lamp that prevents to be installed on ship, aviation aircraft or the camp equipment looses from these equipment, on lamp housing 100 outer walls, be provided with an anticreep contiguous block 171, this anticreep contiguous block 171 is connected with the equipment that is used to install described Zooming projection lamp by the 3rd steel cable 172, shown in Fig. 2 b.
In sum, Zooming projection lamp provided by the invention, pass through drive unit, driving coupled reflective mirror moves around along the lamp housing central axis, change the focus point of light on reflective mirror that bulb sends, and, change the angle of reflection of light by the incidence angle that changes light according to the principle of reflection of concave mirror to light, realize the change of illumination range; Like this, need not to change under the situation of position, realized the illumination range of target object or scope is changed, improved operating personnel's safety guarantee at projecting lamp, and the damage that also can avoid rescue aid simultaneously.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (15)
1, a kind of Zooming projection lamp comprises lamp housing, bonnet, and front shroud, and install reflective mirror, bulb and electric system at described lamp housing inner chamber, described front shroud and bonnet are separately positioned on the front end and the tail end of described lamp housing; Described electric system is arranged on the described envelope inner wall, and described bulb is connected with described electric system; It is characterized in that described Zooming projection lamp also comprises the drive unit that is arranged on described lamp housing inner chamber, this drive unit is connected with described reflective mirror, is used to drive described reflective mirror and moves along the axial direction of described lamp housing.
2, Zooming projection lamp according to claim 1, it is characterized in that, described drive unit comprises first drive motors that is arranged on the bonnet, is arranged on the cam in the described first drive motors rotating shaft, and the pull bar that is connected with described reflective mirror and cam respectively.
3, Zooming projection lamp according to claim 2 is characterized in that, described drive unit also comprises contiguous block, is arranged on the end of described pull bar, is connected with described cam.
4, Zooming projection lamp according to claim 3 is characterized in that, is provided with mounting disc at the inner chamber of described lamp housing, is fixed on the described envelope inner wall; And in this mounting disc, be provided with first pilot hole, be used to receive and connect described pull bar.
5, Zooming projection lamp according to claim 4 is characterized in that, described drive unit also comprises elastomeric element, and cover is provided with described pull bar tail end, replaces with described mounting disc rear surface and contiguous block respectively.
6, Zooming projection lamp according to claim 1 is characterized in that, on described bonnet airflow hole is set, and is provided with a fan in this airflow hole inboard, and the air outlet of this fan points to described lamp housing inner chamber.
7, Zooming projection lamp according to claim 6 is characterized in that, is nested with air cleaner in described airflow hole, and the inboard of this air cleaner is connected with the air outlet of described fan, and the outside communicates with atmosphere.
8, Zooming projection lamp according to claim 7 is characterized in that, is provided with protective cover in the outside mask of described air cleaner, and this protective cover is fixed on the exterior surface of described back.
9, Zooming projection lamp according to claim 1 is characterized in that, described Zooming projection lamp also comprises a U-shaped support, and the openend of this U-shaped support is articulated on the symmetrically arranged pivot of described lamp housing outer wall.
10, Zooming projection lamp according to claim 9 is characterized in that, is provided with second drive motors on the outer wall of described U-shaped carrier openings end, is used to drive the pivot of described lamp housing outer wall.
11, Zooming projection lamp according to claim 10 is characterized in that, is provided with the support contiguous block in the bottom of described U-shaped support, is used to install described Zooming projection lamp.
12, Zooming projection lamp according to claim 11, it is characterized in that, be provided with the 3rd drive motors in the bottom of described U-shaped support, the rotating shaft of the 3rd drive motors and described U-shaped support bottom are affixed, and the shell of the 3rd drive motors is connected with described support contiguous block.
13, Zooming projection lamp according to claim 12 is characterized in that, is provided with the first anticreep jump ring on the pivot of described lamp housing outer wall, and this first anticreep jump ring is connected with described U-shaped support by first steel cable.
14, Zooming projection lamp according to claim 13 is characterized in that, is provided with the second anticreep jump ring on the shell of described the 3rd drive motors, and this second anticreep jump ring is connected with described support contiguous block by second steel cable.
15, according to the arbitrary described Zooming projection lamp of claim 9 to 14, it is characterized in that, be provided with an anticreep contiguous block on described lamp housing outer wall, this anticreep contiguous block is connected with the equipment that is used to install described Zooming projection lamp by the 3rd steel cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100675016A CN101592314A (en) | 2008-05-30 | 2008-05-30 | A kind of Zooming projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100675016A CN101592314A (en) | 2008-05-30 | 2008-05-30 | A kind of Zooming projection lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101592314A true CN101592314A (en) | 2009-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100675016A Pending CN101592314A (en) | 2008-05-30 | 2008-05-30 | A kind of Zooming projection lamp |
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| CN (1) | CN101592314A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101782206A (en) * | 2010-03-24 | 2010-07-21 | 海洋王照明科技股份有限公司 | Lamps with adjustable focal lengths |
| CN101893206A (en) * | 2010-07-30 | 2010-11-24 | 海洋王照明科技股份有限公司 | Dimming structure and lamp with same |
| CN104315485A (en) * | 2014-10-20 | 2015-01-28 | 苏州承源光电科技有限公司 | LED (Light Emitting Diode) lamp heat radiating device |
| CN113090978A (en) * | 2021-03-29 | 2021-07-09 | 武汉上上电气工程有限公司 | Adjustable illumination scope projecting lamp mounting structure of many topography |
-
2008
- 2008-05-30 CN CNA2008100675016A patent/CN101592314A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101782206A (en) * | 2010-03-24 | 2010-07-21 | 海洋王照明科技股份有限公司 | Lamps with adjustable focal lengths |
| CN101782206B (en) * | 2010-03-24 | 2014-08-13 | 海洋王照明科技股份有限公司 | Lamps with adjustable focal lengths |
| CN101893206A (en) * | 2010-07-30 | 2010-11-24 | 海洋王照明科技股份有限公司 | Dimming structure and lamp with same |
| CN101893206B (en) * | 2010-07-30 | 2012-09-12 | 海洋王照明科技股份有限公司 | Dimming structure and lamp with same |
| CN104315485A (en) * | 2014-10-20 | 2015-01-28 | 苏州承源光电科技有限公司 | LED (Light Emitting Diode) lamp heat radiating device |
| CN104315485B (en) * | 2014-10-20 | 2017-03-22 | 苏州承源光电科技有限公司 | LED (Light Emitting Diode) lamp heat radiating device |
| CN113090978A (en) * | 2021-03-29 | 2021-07-09 | 武汉上上电气工程有限公司 | Adjustable illumination scope projecting lamp mounting structure of many topography |
| CN113090978B (en) * | 2021-03-29 | 2022-04-22 | 武汉上上电气工程有限公司 | Adjustable illumination scope projecting lamp mounting structure of many topography |
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Open date: 20091202 |