CN103162114B - Light fixture - Google Patents
Light fixture Download PDFInfo
- Publication number
- CN103162114B CN103162114B CN201110421313.0A CN201110421313A CN103162114B CN 103162114 B CN103162114 B CN 103162114B CN 201110421313 A CN201110421313 A CN 201110421313A CN 103162114 B CN103162114 B CN 103162114B
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- CN
- China
- Prior art keywords
- holder
- connecting plate
- light fixture
- elastic component
- mandrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Vibration Prevention Devices (AREA)
Abstract
A kind of light fixture comprises lamp holder, connecting plate, mandrel, holder, elastic component and damping piece.Lamp holder is fixedly connected on connecting plate.Mandrel is located at the below of connecting plate, and one end and connecting plate are fixedly connected with the other end is connected with holder is movable.Elastic component is connected between connecting plate and holder.Damping piece is located between holder and mounting platform.In time there is chatter, there is deformation in elastic component, elastic component produces elastic-restoring force instantaneously between connecting plate and holder, hinders connecting plate and holder to vibrate with lamp holder.External force is transmitted to holder, the state of flexibly connecting is between holder and mounting platform, damping piece makes light fixture vibration present certain hysteresis, the changes mechanical energy vibrated by light fixture is mechanical loss or in-fighting heat energy, reduce the vibration frequency of light fixture, the reduction extent of vibration of effect, better reaches vibration-isolating effect.
Description
[technical field]
The present invention relates to a kind of lighting device, particularly relate to a kind of light fixture.
[background technology]
In the oil industry, the environment residing for oil field is comparatively severe, and the heavy engineering vehicles such as oil field pump truck and drill truck are in production, use procedure, and can produce strong vibration, then the vehicle-mounted illuminating lamp tool of heavy engineering vehicle generally also will bear larger vibration.Such as, and in other areas,, speedboat is in traveling process, and light fixture also needs to bear comparatively strong vibration.Because the impulsive force of vibration is comparatively large, be easy to the lighting be arranged on heavy engineering vehicle or on speedboat is damaged.The vibration isolator of current existing big-and-middle-sized light fixture is generally adopt the method installing rubber blanket additional to reduce rigidity vibration isolation, although be provided with the rubber blanket of vibration damping between light fixture and mounting platform, but be still similar in the connection of light fixture and mounting platform and be rigidly connected, the compression of resilient rubbber cushion can only be relied on to produce certain damping action to vibration, can not meet the vibrationproof object under multiple Vibration Condition, light fixture easily damages because of vibration.
[summary of the invention]
Based on this, be necessary to provide vibration-isolating effect good a kind of light fixture.
A kind of light fixture, be installed on mounting platform, light fixture comprises:
Lamp holder;
Connecting plate, described lamp holder is fixedly connected on described connecting plate;
Mandrel, is located at the below of described connecting plate, and one end is fixedly connected with described connecting plate;
Holder, is connected away from one end of described connecting plate is movable with described mandrel;
Elastic component, is connected between described connecting plate and described holder, and described connecting plate compresses described elastic component by external force vibration, makes described elastic component generation elastic deformation;
Damping piece, is located between described holder and described mounting platform.
Further, described light fixture also comprises securing member, and described mandrel passes described holder away from one end of described connecting plate, and is fixedly connected with described securing member.
Further, described light fixture also comprises pad, and described pad is located between described securing member and described holder.
Further, described holder offers groove, and described securing member and pad are contained in the bottom of described groove.
Further, described elastic component is sheathed on described mandrel.
Further, described elastic component is Compress Spring.
Further, described holder also comprises locating dowel, and described holder is fixedly connected with described mounting platform by described locating dowel, and the cross section of described damping piece is annular, and described damping piece is sheathed in described locating dowel.
Further, described damping piece is multiple, is connected in series in described locating dowel between described damping piece.
Further, described damping piece is the elastomeric material that shore hardness is lower.
Further, described connecting plate is provided with boss, and described lamp holder is provided with the connecting portion be fixedly connected with described boss.
In above-mentioned light fixture, because mandrel one end away from connecting plate is connected with holder is movable, then mandrel can move relative to holder.In time there is chatter, lamp holder vibration has an External Force Acting to connecting plate, thus makes elastic component generation deformation instantaneously, and elastic component produces elastic-restoring force between connecting plate and holder, to connecting plate and the strong effect of holder, elastic component hinders connecting plate and holder to vibrate with light fixture.External force is transmitted to holder, and the movement velocity of damping piece does not catch up with the vibration velocity of holder, light fixture is vibrated and presents certain hysteresis, and the changes mechanical energy vibrated by light fixture in the one-period of vibration is mechanical loss or in-fighting heat energy.In whole process, between holder and mounting platform, be in the state of flexibly connecting, significantly completely cut off the transmission of vibration.Elastic component matches with damping piece, reduces the vibration frequency of light fixture, effectively reduces extent of vibration, reach vibration-isolating effect better.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the light fixture of an embodiment;
The structural blast figure that Fig. 2 is the light fixture shown in Fig. 1.
[detailed description of the invention]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Preferred embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make to disclosure of the present invention understand more thorough comprehensively.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement just for illustrative purposes, do not represent it is unique embodiment.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention herein just in order to describe specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Refer to Fig. 1 and Fig. 2, the light fixture 100 of present embodiment comprises lamp holder 110, connecting plate 120, mandrel 130, holder 140, securing member 150, pad 160, elastic component 170 and damping piece 180.
Lamp holder 110, for being loaded in the vehicle-mounted illuminating lamp of field engineering vehicle, is generally medium-sized or large-scale lamp holder 110.Lamp holder 110 is provided with connecting portion 112.Be appreciated that connecting portion 112 can omit when lamp holder 110 to weld with connecting plate 120 or be bonding time.
Lamp holder 110 is fixedly connected on connecting plate 120.Connecting plate 120 is provided with boss 122, and boss 122 is fixedly connected with the connecting portion 112 of lamp holder 110.Concrete boss 122 is provided with connecting hole 124 in the present embodiment, and connecting plate 120 also comprises connector (figure does not mark), and connector is screw and nut.Screw through boss 122 and connecting portion 112, makes lamp holder 110 be fixedly connected with connecting plate 120 simultaneously.Connector also can be screw, is threaded with boss 122 and connecting portion 112.When changing lamp holder 110, only need dismantle connector, lamp holder 110 being installed simple to operate.
Mandrel 130 is located at the below of connecting plate 120, and its one end is fixedly connected with connecting plate 120.Mandrel 130 is fixedly connected with the central part of connecting plate 120.Be appreciated that mandrel 130 can by welding, bonding or be threaded and be fixedly connected with connecting plate 120.Mandrel 130 is connected with holder 140 is movable away from one end of connecting plate 120.
Holder 140 comprises locating dowel 142.Holder 140 offers groove (figure does not mark), the sidewall of groove stretches out and is provided with flanging 144, and flanging 144 is provided with through hole (figure does not mark).One end of locating dowel 142 is fixedly connected with mounting platform, and the other end of locating dowel 142, through through hole, makes locating dowel 142 be fixedly connected with flanging 144 by securing member 150.
Securing member 150 can be nut or latch.Securing member 150 is multiple.When securing member 150 is latch, mandrel 130 is fixedly connected with latch away from one end of connecting plate 120.Specifically in the present embodiment, securing member 150 is nut.Securing member 150 is connected with the threaded one end of mandrel 130 away from connecting plate 120.Securing member 150 can be connected on the diapire of the groove of holder 140, prevents mandrel 130 and holder 140 from departing from.Mandrel 130 away from one end of connecting plate 120 through holder 140, because securing member 150 is fixedly connected with mandrel 130, when mandrel 130 be subject to upwards active force time, the locking of securing member 150 can be subject to when mandrel 130 moves upward to certain position.When vibration occurs lamp holder 110 time, mandrel 130 can alleviate the vibration of lamp holder 110, effectively reduces Oscillation Amplitude and the frequency of lamp holder 110.Securing member 150 can also be connected with the threaded one end of locating dowel 142 through the through hole of flanging 144, the connection of fastening locating dowel 142 and flanging 144.
Pad 160 is located between the lateral wall of securing member 150 and holder 140.Holder 140 offers groove, and securing member 150 and pad 160 are contained in the bottom of groove, and pad 160 is located between the diapire of the groove of securing member 150 and holder 140.The area of pad 160 is greater than the area of securing member 150.Specifically in the present embodiment, pad 160 is circular, and pad 160 is set on mandrel 130 one end away from connecting plate 120.Mandrel 130 is fixedly connected with securing member 150 through holder 140, and securing member 150 is locked on the diapire of the groove of holder 140.Securing member 150 is connected with the threaded one end of mandrel 130 away from connecting plate 120.Securing member 150 and pad 160 are contained in the bottom of groove.When mandrel 130, relative to holder 140, relative sliding occurs, groove can make securing member 150 and pad 160 well reset, and prevents securing member 150 and pad 160 to be shifted in the process resetted.Area due to pad 160 is greater than the area of securing member 150, can increase the lifting surface area of securing member 150, and the pressure uniform that mandrel 130 is subject to is distributed on holder 140.
Elastic component 170 is connected between connecting plate 120 and holder 140, and connecting plate 120 compresses elastic component 170 by external force vibration, makes elastic component 170 that elastic deformation occur, elastic component 170 pairs of connecting plates 120 and the flexible restoring force effect of holder 140.Elastic component 170 can be spring or rubber tube.Elastic component 170 is connected between connecting plate 120 and holder 140, and with external force vibration, deformation can occur, and can have a lot of embodiment.Specifically in the present embodiment, elastic component 170 is Compress Spring.Elastic component 170 is sheathed on mandrel 130, mandrel 130 positioning elastic part 170.When lamp holder 110 is subject to external force time, external force is transmitted on mandrel 130, and mandrel 130 slide downward drives connecting plate 120 compression elastic piece 130 downwards.Because elastic component 170 is sheathed on mandrel 130, prevent from, in the process compressed due to elastic component 170 or uphold, being shifted.
Be appreciated that mandrel 130 is not limited to slidably through holder 140, also can adopt other movable connection methods, such as, holder 140 also comprises spherical linkage (not shown), and mandrel 130 is connected with holder 140 is swingable by spherical linkage.When being connected by spherical linkage between mandrel 130 with holder 140, elastic component 170 is multiple, and multiple elastic component 170 is located at mandrel 130 around respectively.When lamp holder 110 swings, when driving connecting plate 120 to swing aside, then the elastic component 170 of this side is in compressive state, to connecting plate 120, there is outside elastic force, now, the elastic component 170 being in opposite side relative to the elastic component 170 of compression is in extended state, has inside pulling force for connecting plate 120.When there is chatter in lamp holder 110, elastic component 170 changes repeatedly through flexible, connecting plate 120 is hindered to swing, the Oscillation Amplitude of lamp holder 110 can be slowed down fast, can effectively prevent light fixture from vibrating, the chatter of lamp holder 110 multiple directions can be weakened, effectively reduce the chatter of light fixture 100.
Damping piece 180 is located between holder 140 and mounting platform (scheming not mark), and is fixedly connected with holder 140 and mounting platform, and there is gap between holder 140 and mounting platform, mandrel 130 can move in gap.Damping piece 180 is located at the periphery of holder 140, makes damping piece 180 can disperse external force fast, uniformly.Particularly, holder 140 is rectangle, and damping piece 180 is located at four drift angle places of holder 140.The two ends of damping piece 180 are fixedly connected with holder 140, mounting platform respectively.Damping piece 180 is multiple, is connected in series in locating dowel 142 between damping piece 180.Multiple damping piece 180 series connection can make vibration-isolating effect better.Damping piece 180 for cross section be annular cylinder, damping piece 180 is sheathed in locating dowel 142.The elastomeric material that damping piece 180 selects shore hardness lower, suitable low of the intrinsic frequency of its damping piece 180 itself, is generally 3 ~ 5 hertz.Be appreciated that damping piece 180 is for butyl rubber pad.
Be appreciated that when mandrel 130 is connected with holder 140 is movable by spherical linkage away from one end of connecting plate 120, be then located at mandrel 130 and can omit away from the securing member 150 of one end of connecting plate 120.When damping piece 180 two ends by welding or bonding be fixedly connected with holder 140 and mounting platform 210 time, then locating dowel 142, flanging 144 and securing member 150 can omit, and the two ends of damping piece 180 are directly fixedly connected with holder 140 and mounting platform 210.Pad 160 can omit, and securing member 150 is directly connected on the lateral wall of holder 140.
In above-mentioned light fixture 100, because mandrel 130 one end away from connecting plate 120 is connected with holder 140 is movable, mandrel 130 can move relative to holder 140.In time there is chatter, lamp holder 110 vibrates has an External Force Acting to connecting plate 120, thus make elastic component 170 that deformation occurs instantaneously, elastic component 170 produces elastic-restoring force between connecting plate 120 and holder 140, to connecting plate 120 and the strong effect of holder 140, elastic component 170 hinders connecting plate 120 and holder 140 to vibrate with light fixture 100.External force is transmitted to holder 140, the movement velocity of damping piece 180 does not catch up with the vibration velocity of holder 140, light fixture 100 is vibrated and presents certain hysteresis, and the changes mechanical energy vibrated by light fixture 100 in the one-period of vibration is mechanical loss or in-fighting heat energy.In whole process, between holder 140 and mounting platform, be in the state of flexibly connecting, significantly completely cut off the transmission of vibration.Elastic component 170 matches with damping piece 180, reduces the vibration frequency of light fixture 100, the reduction extent of vibration of effect, better reach vibration-isolating effect, and avoid damaging light fixture 100 due to vibration, increase the service life of light fixture 100, reduce the cost of light fixture 100.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (8)
1. a light fixture, is installed on mounting platform, it is characterized in that, comprising:
Lamp holder;
Connecting plate, described lamp holder is fixedly connected on described connecting plate;
Mandrel, is located at the below of described connecting plate, and one end is fixedly connected with described connecting plate;
Holder, be flexibly connected with described mandrel one end away from described connecting plate, described holder offers groove;
Elastic component, is connected between described connecting plate and described holder, and described connecting plate compresses described elastic component by external force vibration, makes described elastic component generation elastic deformation;
Damping piece, is located between described holder and described mounting platform;
Securing member, is contained in the bottom of described groove, and described mandrel passes described holder away from one end of described connecting plate, and is fixedly connected with described securing member; And
Pad, is contained in the bottom of described groove.
2. light fixture according to claim 1, is characterized in that, described pad is located between described securing member and described holder.
3. light fixture according to claim 1, is characterized in that, described elastic component is sheathed on described mandrel.
4. light fixture according to claim 3, is characterized in that, described elastic component is Compress Spring.
5. light fixture according to claim 1, it is characterized in that, described holder also comprises locating dowel, and described holder is fixedly connected with described mounting platform by described locating dowel, the cross section of described damping piece is annular, and described damping piece is sheathed in described locating dowel.
6. light fixture according to claim 5, is characterized in that, described damping piece is multiple, is connected in series in described locating dowel between described damping piece.
7. light fixture according to claim 6, is characterized in that, described damping piece to be intrinsic frequency the be elastomeric material of 3 ~ 5 hertz.
8. light fixture according to claim 1, is characterized in that, described connecting plate is provided with boss, and described lamp holder is provided with the connecting portion be fixedly connected with described boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110421313.0A CN103162114B (en) | 2011-12-15 | 2011-12-15 | Light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110421313.0A CN103162114B (en) | 2011-12-15 | 2011-12-15 | Light fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103162114A CN103162114A (en) | 2013-06-19 |
| CN103162114B true CN103162114B (en) | 2016-04-13 |
Family
ID=48585446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110421313.0A Expired - Fee Related CN103162114B (en) | 2011-12-15 | 2011-12-15 | Light fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103162114B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104654202A (en) * | 2013-11-18 | 2015-05-27 | 海洋王（东莞）照明科技有限公司 | Simple damping lamp bracket and lamp |
| CN105757617B (en) * | 2014-12-16 | 2019-09-17 | 海洋王照明科技股份有限公司 | Lamps and lanterns and its vibration-proof structure and vibration insulating system |
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| CN1340433A (en) * | 2000-07-20 | 2002-03-20 | 梁麟祥 | Automobile lamp with damping device |
| WO2009117814A1 (en) * | 2008-03-25 | 2009-10-01 | Corporation De Gestion Electrobits | Tube support assembly |
| CN101713519A (en) * | 2009-11-23 | 2010-05-26 | 海洋王照明科技股份有限公司 | Shock absorber and lamp with same |
| CN101852410A (en) * | 2010-04-30 | 2010-10-06 | 海洋王照明科技股份有限公司 | Quakeproof side wall mounting bracket |
| CN101852346A (en) * | 2009-12-28 | 2010-10-06 | 海洋王照明科技股份有限公司 | Lamp |
| CN101865429A (en) * | 2009-04-17 | 2010-10-20 | 海洋王照明科技股份有限公司 | Vibration damping motor vehicle lamp |
| CN101865430A (en) * | 2010-06-10 | 2010-10-20 | 海洋王照明科技股份有限公司 | Vibration absorber and lamp comprising the same |
| CN102052641A (en) * | 2009-11-09 | 2011-05-11 | 海洋王照明科技股份有限公司 | Vibration damper and lamp employing vibration damper |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7165870B2 (en) * | 2005-01-19 | 2007-01-23 | Mckenney Jerry D | Vibration dampening device for light fixtures |
-
2011
- 2011-12-15 CN CN201110421313.0A patent/CN103162114B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1340433A (en) * | 2000-07-20 | 2002-03-20 | 梁麟祥 | Automobile lamp with damping device |
| WO2009117814A1 (en) * | 2008-03-25 | 2009-10-01 | Corporation De Gestion Electrobits | Tube support assembly |
| CN101865429A (en) * | 2009-04-17 | 2010-10-20 | 海洋王照明科技股份有限公司 | Vibration damping motor vehicle lamp |
| CN102052641A (en) * | 2009-11-09 | 2011-05-11 | 海洋王照明科技股份有限公司 | Vibration damper and lamp employing vibration damper |
| CN101713519A (en) * | 2009-11-23 | 2010-05-26 | 海洋王照明科技股份有限公司 | Shock absorber and lamp with same |
| CN101852346A (en) * | 2009-12-28 | 2010-10-06 | 海洋王照明科技股份有限公司 | Lamp |
| CN101852410A (en) * | 2010-04-30 | 2010-10-06 | 海洋王照明科技股份有限公司 | Quakeproof side wall mounting bracket |
| CN101865430A (en) * | 2010-06-10 | 2010-10-20 | 海洋王照明科技股份有限公司 | Vibration absorber and lamp comprising the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103162114A (en) | 2013-06-19 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20160413 Termination date: 20181215 |