CN102954441A - Automatic focusing mechanism for lamp and high bay - Google Patents
Automatic focusing mechanism for lamp and high bay Download PDFInfo
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- CN102954441A CN102954441A CN2011102416554A CN201110241655A CN102954441A CN 102954441 A CN102954441 A CN 102954441A CN 2011102416554 A CN2011102416554 A CN 2011102416554A CN 201110241655 A CN201110241655 A CN 201110241655A CN 102954441 A CN102954441 A CN 102954441A
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- automatic focusing
- focusing mechanism
- lamp
- lamp socket
- connecting rod
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Abstract
The invention is applicable to the technical field of lighting equipment and provides an automatic focusing mechanism for a lamp. The automatic focusing mechanism for the lamp comprises a driving motor, a screw rod, a lamp holder mounting plate, a left connection rod, a right connection rod, a control panel and a ground control device. The ground control device and the control panel are matched to control the driving motor, the lamp holder mounting plate approaches to or gets away from the screw rod under the joint action of the screw rod, a gear, a nut and the connection rods so as to drive a lamp holder and a light source part on the lamp holder to move relative to a reflector cup to realize focusing of the lamp, and required condensation or floodlight lighting effects can be obtained. The invention further provides a high bay which comprises the focusing mechanism. Focusing of the high bay can be realized aloft by controlling of the ground controller to meet the requirements of clients on lamp luminance under different lighting demands, operators are avoided from working aloft, and convenience, high efficiency and safety are achieved.
Description
Technical field
The invention belongs to technical field of lighting fixtures, more particularly, relate to a kind of light fixture automatic focusing mechanism and comprise the Gao Dingdeng of this automatic focusing mechanism.
Background technology
Gao Dingdeng is a kind of priming illumination light fixture, is widely used in workshop, court, parking lot, large-scale indoor sport shop, high top factory building, supermarket, toll station contour ceiling area lighting place, as the floodlight priming illumination.Owing to the place that Gao Dingdeng is used is more, various places respectively are again different to the light efficiency demand of light fixture, and are therefore just diversified to the light efficiency demand of light fixture; In general, what optically focused illuminated is regional little, and brightness value is high, is fit to the demanding place of brightness value; The zone that floodlight illuminates is wide, and brightness value is low, is fit to the less demanding general place of illumination.If same desk lamp tool can produce the different illuminating effects such as optically focused and floodlight, just can be applied to multiple place, and satisfy the lighting demand of different situations, improve the utilization rate of light fixture.Simultaneously, because the general area in above-mentioned these places is all larger, therefore, in order to allow light fixture irradiation to larger spatial dimension, generally all need lamp installation in the position that certain altitude is overhead arranged.For general light fixture, realize the adjusting of optically focused and floodlight, just need workman's work high above the ground to go to realize, it is very inconvenient to operate, and there is certain danger in work high above the ground.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of light fixture automatic focusing mechanism, be intended to control by ground controller and realize that Gao Dingdeng finishes focusing to satisfy client's illumination requirement to light fixture in different lighting demand situations in the high-altitude, avoid operating personnel's work high above the ground.
For solving the problems of the technologies described above, the technical scheme of employing of the present invention is: a kind of light fixture automatic focusing mechanism is provided, is located in electric box below one holding part of light fixture, comprising:
One drive motors is located on the base plate of described electric box, and its output shaft is provided with a driving gear;
One leading screw, its two ends are on the base plate that is rotationally connected with described electric box, in the middle of the described leading screw place be fixed with one with the driven gear of described driving gear engagement, the right-handed nut that described leading screw is provided with left-handed threads of lead screw and dextrorotation threads of lead screw and the left-handed nut that cooperates with described left-handed threads of lead screw and cooperates with described dextrorotation threads of lead screw;
One lamp socket installing plate is for the lamp socket of mounted lamp;
One left connecting rod and a right connecting rod, an end of described left connecting rod and described left-handed nut are and are rotationally connected, and the other end and described lamp socket installing plate are and are rotationally connected; One end of described right connecting rod and described right-handed nut are and are rotationally connected, and the other end and described lamp socket installing plate are and are rotationally connected the equal in length of described left connecting rod and described right connecting rod;
One control panel is used for controlling the operation of described drive motors, and described control panel is provided with the sensor that can respond to the position of right-handed nut or left-handed nut;
One ground control unit is used for described control panel is sent control signal.
Preferably, described ground control unit is Digiplex, also is provided with the receiver that can accept the control signal that described Digiplex sends on the described control panel.
Further, described Digiplex is provided with a floodlight button and a bezel button.
Optimally, also be provided with a pair of guide chute on the base plate of described electric box, described lamp socket installing plate is provided with a contiguous block and two sliding ears, and two described sliding ears place respectively in the described guide chute, and described left connecting rod and described right connecting rod are connected on the described contiguous block.
Further, also be provided with a pair of leading screw fixed mount on the base plate of described electric box, each described leading screw fixed mount is provided with a circular groove, which is provided with an attachment fastener, described groove and described attachment fastener enclose and form a constrained port, and the two ends of described leading screw are arranged in respectively in the two described constrained ports.
Optimally, described drive motors has the electromagnetic brake structure.
The beneficial effect of light fixture automatic focusing mechanism provided by the invention is: by drive motors and lead screw transmission assembly and control panel are set below electric box, utilize ground control unit and rely on control panel that the action of drive motors is controlled, and then the left side on the realization leading screw, the right-handed nut is or two side shiftings middle to leading screw simultaneously, realize left, the lower end of right connecting rod is drawn close or away from leading screw to leading screw, and the lamp socket of light fixture and luminous component are located at the lower end of left and right sides connecting rod, this moment, luminous component just can be on a left side, make stretching motion with respect to reflector under the induced effect of right connecting rod, thereby produce optically focused or floodlight, avoided Gao Dingdeng need to obtain desirable light efficiency and must work high above the ground focus; Simultaneously, this automatic focusing mechanism simple and compact for structure, convenient, the efficient and safety of control.
The present invention also provides a kind of Gao Dingdeng, this Gao Dingdeng comprises an electric box, a focus control, a lamp socket and is located at light source part, a reflector on the described lamp socket, described electric box has a holding part, described focus control is located in the described holding part, described focus control is automatic focusing mechanism described above, described reflector is connected with described holding part, and described lamp socket is connected with the lamp socket installing plate of described automatic focusing mechanism.
Further, also be provided with the lamp switch button on the described Digiplex, also be provided with the signal that to accept described Digiplex in the described holding part and control the lamp controller that described light source part is lighted or extinguished.
Further, described reflector fastens by at least two fasteners with described holding part and links to each other.
Further, also be provided with one on the top cover of described electric box for the suspension ring of installing.
The beneficial effect of Gao Dingdeng provided by the invention is: compared with prior art, Gao Dingdeng of the present invention has adopted automatic focusing mechanism described above, can realize by ground control unit (such as cable switch or Digiplex) automatic focusing of light fixture to the control of drive motors, thereby obtain optically focused or floodlight light efficiency, to satisfy concrete needs, simple to operation, safety, need work high above the ground to go to finish when having avoided traditional Gao Dingdeng to focus, and the operation danger of thus workman being brought.
Description of drawings
The explosive decomposition structural representation of the Gao Dingdeng that Fig. 1 provides for the embodiment of the invention;
The perspective view of the Gao Dingdeng that Fig. 2 provides for the embodiment of the invention;
The sectional structure schematic diagram of the left and right directions of the Gao Dingdeng that Fig. 3 provides for the embodiment of the invention;
The sectional structure schematic diagram of the fore-and-aft direction of the Gao Dingdeng that Fig. 4 provides for the embodiment of the invention;
Fig. 5 is the local structure for amplifying schematic diagram at A place among Fig. 3;
Fig. 6 is the local structure for amplifying schematic diagram at B place among Fig. 3;
The automatic focusing structure that Fig. 7 provides for the embodiment of the invention and the blast structural representation of electric box, lamp socket and luminous component;
The structural representation of automatic focusing structure when the left-right rotary nut is positioned at the leading screw centre position that Fig. 8 provides for the embodiment of the invention;
The structural representation of automatic focusing structure when the left-right rotary nut is positioned at position, leading screw both sides that Fig. 9 provides for the embodiment of the invention;
The automatic focusing structure that Figure 10 provides for the embodiment of the invention and the blast structural representation of lamp socket;
The perspective view of remote controller in the automatic focusing structure that Figure 11 provides for the embodiment of the invention.
The specific embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Please in the lump with reference to Fig. 1 and Fig. 3 to Figure 10, now light fixture automatic focusing mechanism provided by the invention is described.Described light fixture automatic focusing mechanism is located in the holding part 20 of electric box 2 belows of light fixture, comprises drive motors 11, leading screw 12, lamp socket installing plate 13, left connecting rod 141 and right connecting rod 142, control panel 15, ground control unit 16; Described drive motors 11 is located on the base plate of described electric box 2, and its output shaft 111 is provided with driving gear 112; The two ends of described leading screw 12 are on the base plate that is rotationally connected with described electric box 2, the place is fixed with the driven gear 121 that meshes with described driving gear 112 in the middle of the leading screw 12, in the arranged on left and right sides of described driven gear 121, the right-handed nut 123 who is respectively equipped with left-handed threads of lead screw and dextrorotation threads of lead screw and the left-handed nut 122 that cooperates with described left-handed threads of lead screw and cooperates with described dextrorotation threads of lead screw at described leading screw 12; Described lamp socket installing plate 13 is used for the lamp socket 3 of mounted lamp; One end of described left connecting rod 141 and described left-handed nut 122 are and are rotationally connected, and the other end and described lamp socket installing plate 13 are and are rotationally connected; One end of described right connecting rod 142 and described right-handed nut 123 are and are rotationally connected, and the other end and described lamp socket installing plate 13 are and are rotationally connected, the equal in length of described left connecting rod 122 and described right connecting rod 123; Described control panel 15 is used for controlling the operation of described drive motors 11, which is provided with the sensor 151 that can respond to the position of right-handed nut 122 or left-handed nut 123; Described ground control unit 16 is used for described control panel 15 is sent control signal, and this ground control unit 16 can be the cable switch parts, also can be Digiplex.
Light fixture automatic focusing mechanism provided by the invention, by drive motors 11 and lead screw transmission assembly and control panel 15 are set below electric box 2, utilize ground control unit 16 and rely on the action of 15 pairs of drive motors 11 of control panel to control, when drive motors 11 rotates, through driving gear 112 and driven gear 121 transmissions, driving leading screw 12 rotates, because the two ends, the left and right sides of leading screw 12 are respectively left hand thread and right-handed thread, can guarantee a left side like this, right-handed nut's moving direction is opposite, it is the left side on the leading screw, right-handed nut simultaneously or two ends middle to leading screw moves, left connecting rod 141, right connecting rod 1542 and left-handed nut 122, the right-handed nut 123, form revolute pair between the lamp socket installing plate 13, left, the right-handed nut moves simultaneously, through a left side, right connecting rod drives lamp socket installing plate 13 and lamp socket 3 moves up and down, namely draw close or away from leading screw 12 to leading screw 12, the luminous component 4 that be installed on the lamp socket 3 this moment just can be on a left side, make stretching motion with respect to reflector 5 under the induced effect of right connecting rod, thereby produce optically focused or floodlight, reach the purpose of focusing; When left-handed nut 122 or right-handed nut 123 move to assigned address, when namely reaching the focusing position, utilize sensor 151 feedback-induced signals and quit work by control panel 15 control drive motors 11; So just avoided Gao Dingdeng work high above the ground to focus; Simultaneously, this automatic focusing mechanism simple and compact for structure has automation function, and control is convenient, efficient.
Further, see also Fig. 1, as a kind of preferred embodiment of light fixture automatic focusing mechanism provided by the invention, described ground control unit 16 is Digiplex, also is provided with the receiver that can accept the control signal that described Digiplex sends on the described control panel 15.In the present embodiment, the focusing process of light fixture realizes by Digiplex, can so that use the place of light fixture to connect up still less, avoid complex circuit in disorder; In addition, the removable use of Digiplex is subjected to the restriction in space less, can realize instant focusing, convenient, safety.
Further, see also Figure 11, as a kind of specific embodiment of light fixture automatic focusing mechanism provided by the invention, described Digiplex is provided with floodlight button 161 and bezel button 162.In the present embodiment, this Digiplex is provided with two grades of optically focused, floodlights, presses remote controller, and the receiver on the control panel 15 receives signal, and the work of control drive motors 11; When light fixture was in spot condition, the optically focused circuit was in and opens circuit, and can only have function by floodlight button 161, and bezel button 162 is in failure state, to avoid maloperation; In like manner, under the light fixture floodlight state, only have bezel button 162 to work, floodlight button 161 is in failure state; During the light efficiency that focus accordingly operation, obtains needing, floodlight button 161 or the bezel button 162 that only need press on the remote controller just can be realized, and be very convenient.
Further, referring to Fig. 7 and Figure 10, a kind of optimization embodiment as light fixture automatic focusing mechanism provided by the invention, also be provided with a pair of guide chute 130 on the base plate of described electric box 2, each guide chute 130 can be realized by two mutual parallel strip plates, form groove in the middle of two plates, described lamp socket installing plate 13 is provided with contiguous block 131 and two sliding ears 132, two described sliding ears 132 place respectively in the described guide chute 130, described left connecting rod 141 and described right connecting rod 142 are connected on the described contiguous block 131, specifically can be rotationally connected by bearing pin 134.In the present embodiment, by being set, moving up and down of 130 pairs of lamp socket installing plates 13 of guiding limit, so that the movement of lamp socket installing plate 13 is steady and registration, thereby it is steady and registration is reliable with respect to the motion of reflector 5 to drive lamp socket 3 and light source part, final so that the effect stability of light fixture focusing.
Further, see also Fig. 7, a kind of specific embodiment as light fixture automatic focusing mechanism provided by the invention, also be provided with a pair of leading screw fixed mount 17 on the base plate of described electric box 2, each described leading screw fixed mount 17 is provided with circular groove 170, which is provided with attachment fastener 18, described groove 170 encloses with described attachment fastener 18 and forms a constrained port, and the two ends of described leading screw 12 are arranged in respectively in the two described constrained ports.Connected mode in the present embodiment is convenient to dismounting, is beneficial to the maintenance of components and parts; Can certainly adopt alternate manner that leading screw 12 is positioned constraint.
Further, as a kind of optimization embodiment of light fixture automatic focusing mechanism provided by the invention, described drive motors 11 has the electromagnetic brake structure.In this city embodiment, drive motors 11 is selected the motor that is provided with the electromagnetic brake structure, when preventing that drive motors 11 from quitting work, rotates because external force drives output shaft 111, makes focus effect undesirable.
The present invention also provides a kind of Gao Dingdeng.Please in the lump referring to Fig. 1 to Fig. 4, described Gao Dingdeng comprises focus control 1, electric box 2, lamp socket 3 and is located at light source part 4, reflector 5 on the described lamp socket 3, described electric box 2 has a holding part 20, described focus control 1 is located in the described holding part 20, described focus control 1 is automatic focusing mechanism described above, described reflector 5 is connected with described holding part 20, and described lamp socket 3 is connected with the lamp socket installing plate 13 of described automatic focusing mechanism.
Gao Dingdeng provided by the invention, adopted automatic focusing mechanism described above, can realize by ground control unit 16 (such as cable switch or Digiplex) automatic focusing of light fixture to the control of drive motors 11, thereby obtain optically focused or floodlight light efficiency, to satisfy concrete needs, simple to operation, safety need work high above the ground to go to finish when having avoided traditional Gao Dingdeng to focus, and the operation danger of thus workman being brought.
Further, referring to Figure 11, a kind of specific embodiment as Gao Dingdeng provided by the invention, also be provided with lamp switch button 163 on the described Digiplex 16, also be provided with the signal that to accept described Digiplex 16 in the described holding part 20 and control the lamp controller that described light source part 4 is lighted or extinguished.Like this, the light source part 4 in the Gao Dingdeng also can be controlled by Digiplex very convenient practicality
Further, see also Fig. 1 and Fig. 2, as a kind of specific embodiment of Gao Dingdeng provided by the invention, described reflector 5 fastens by at least two fasteners 6 with described holding part 20 and links to each other.In the present embodiment, adopt the loading and unloading of fastener 6 reflectors 5 easy to connect, be beneficial to the maintenance of light fixture; For the steadiness and the stress balance that connect, fastener 6 preferably is made as three, and uniform setting on circumference.
Further, see also the arbitrary diagram of Fig. 1 to Fig. 3, as a kind of specific embodiment of Gao Dingdeng provided by the invention, also be provided with one on the top cover of described electric box 2 for the suspension ring 7 of installing, to make things convenient for the installation of Gao Dingdeng.
In addition, referring to Fig. 2, also be provided with multiple tracks palisade louvre 8 on the top cover of described electric box 2, be beneficial to distributing of the interior heat of light fixture, guarantee the service life of light fixture.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a light fixture automatic focusing mechanism is located in electric box below one holding part of light fixture, it is characterized in that, comprising:
One drive motors is located on the base plate of described electric box, and its output shaft is provided with a driving gear;
One leading screw, its two ends are on the base plate that is rotationally connected with described electric box, in the middle of the described leading screw place be fixed with one with the driven gear of described driving gear engagement, the right-handed nut that described leading screw is provided with left-handed threads of lead screw and dextrorotation threads of lead screw and the left-handed nut that cooperates with described left-handed threads of lead screw and cooperates with described dextrorotation threads of lead screw;
One lamp socket installing plate is for the lamp socket of mounted lamp;
One left connecting rod and a right connecting rod, an end of described left connecting rod and described left-handed nut are and are rotationally connected, and the other end and described lamp socket installing plate are and are rotationally connected; One end of described right connecting rod and described right-handed nut are and are rotationally connected, and the other end and described lamp socket installing plate are and are rotationally connected the equal in length of described left connecting rod and described right connecting rod;
One control panel is used for controlling the operation of described drive motors, and described control panel is provided with the sensor that can respond to the position of right-handed nut or left-handed nut;
One ground control unit is used for described control panel is sent control signal.
2. light fixture automatic focusing mechanism according to claim 1 is characterized in that, described ground control unit is Digiplex, also is provided with the receiver that can accept the control signal that described Digiplex sends on the described control panel.
3. light fixture automatic focusing mechanism according to claim 2 is characterized in that, described Digiplex is provided with a floodlight button and a bezel button.
4. light fixture automatic focusing mechanism according to claim 1, it is characterized in that, also be provided with a pair of guide chute on the base plate of described electric box, described lamp socket installing plate is provided with a contiguous block and two sliding ears, two described sliding ears place respectively in the described guide chute, and described left connecting rod and described right connecting rod are connected on the described contiguous block.
5. light fixture automatic focusing mechanism according to claim 1, it is characterized in that, also be provided with a pair of leading screw fixed mount on the base plate of described electric box, each described leading screw fixed mount is provided with a circular groove, which is provided with an attachment fastener, described groove and described attachment fastener enclose and form a constrained port, and the two ends of described leading screw are arranged in respectively in the two described constrained ports.
6. light fixture automatic focusing mechanism according to claim 1 is characterized in that, described drive motors has the electromagnetic brake structure.
7. Gao Dingdeng, comprise an electric box, a focus control, a lamp socket and be located at light source part, a reflector on the described lamp socket, it is characterized in that, described electric box has a holding part, described focus control is located in the described holding part, described focus control is each described automatic focusing mechanism of claim 1 to 6, and described reflector is connected with described holding part, and described lamp socket is connected with the lamp socket installing plate of described automatic focusing mechanism.
8. Gao Dingdeng according to claim 7, it is characterized in that, also be provided with the lamp switch button on the described Digiplex, also be provided with the signal that to accept described Digiplex in the described holding part and control the lamp controller that described light source part is lighted or extinguished.
9. Gao Dingdeng according to claim 7 is characterized in that, described reflector fastens by at least two fasteners with described holding part and links to each other.
10. Gao Dingdeng according to claim 7 is characterized in that, also is provided with one on the top cover of described electric box for the suspension ring of installing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110241655.4A CN102954441B (en) | 2011-08-22 | 2011-08-22 | Light fixture automatic focusing mechanism and Gao Dingdeng |
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| CN201110241655.4A CN102954441B (en) | 2011-08-22 | 2011-08-22 | Light fixture automatic focusing mechanism and Gao Dingdeng |
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| CN102954441A true CN102954441A (en) | 2013-03-06 |
| CN102954441B CN102954441B (en) | 2015-10-28 |
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| CN103277757A (en) * | 2013-06-19 | 2013-09-04 | 苏州信亚科技有限公司 | Liftable LED lamp |
| CN103629639A (en) * | 2013-12-13 | 2014-03-12 | 广州市番禺目标压铸灯饰有限公司 | Automatic tracking positioning lamp |
| CN104165299A (en) * | 2013-05-16 | 2014-11-26 | 深圳市海洋王照明工程有限公司 | Sliding lamp and mounting bracket thereof |
| CN104279517A (en) * | 2014-11-04 | 2015-01-14 | 连云港杰瑞电子有限公司 | Optical focusing mechanism of short-arc xenon lamp |
| CN105180005A (en) * | 2015-07-22 | 2015-12-23 | 中山市优米照明科技有限公司 | Focusing type LED down lamp capable of being remotely controlled |
| CN106725009A (en) * | 2016-12-15 | 2017-05-31 | 圆融健康科技（深圳）有限公司 | Bathtub |
| CN109114523A (en) * | 2018-09-20 | 2019-01-01 | 重庆工商职业学院 | Numerical medium art design lighting device and its control system and control method |
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| CN104279517B (en) * | 2014-11-04 | 2017-05-31 | 连云港杰瑞电子有限公司 | A kind of short arc xenon lamp optical focusing mechanism |
| CN105180005A (en) * | 2015-07-22 | 2015-12-23 | 中山市优米照明科技有限公司 | Focusing type LED down lamp capable of being remotely controlled |
| CN106725009A (en) * | 2016-12-15 | 2017-05-31 | 圆融健康科技（深圳）有限公司 | Bathtub |
| CN109114523A (en) * | 2018-09-20 | 2019-01-01 | 重庆工商职业学院 | Numerical medium art design lighting device and its control system and control method |
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| CN102954441B (en) | 2015-10-28 |
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