CN104595858A - Damping device and lamp with damping device - Google Patents
Damping device and lamp with damping device Download PDFInfo
- Publication number
- CN104595858A CN104595858A CN201310526408.8A CN201310526408A CN104595858A CN 104595858 A CN104595858 A CN 104595858A CN 201310526408 A CN201310526408 A CN 201310526408A CN 104595858 A CN104595858 A CN 104595858A
- Authority
- CN
- China
- Prior art keywords
- shock
- base plate
- spring
- fixed base
- absorbing spring
- 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.)
- Pending
Links
- 238000013016 damping Methods 0.000 title abstract description 12
- 239000006096 absorbing agent Substances 0.000 claims description 28
- 238000010276 construction Methods 0.000 claims description 20
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/04—Resilient mountings, e.g. shock absorbers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a damping device. The damping device comprises a base, a mounting bolt, a damping spring and a mounting plate. The base comprises a fixed bottom plate and a limiting frame fixed to the surface of the fixed bottom plate. A first mounting hole is formed in the surface of the fixed bottom plate, and one end of the limiting frame is provided with an opening and is adjacent to the surface of the fixed bottom plate. One end of the mounting bolt penetrates the first mounting hole, and external threads are arranged on the side face of one end, away from the fixed bottom plate, of the mounting bolt. The damping spring is arranged in the limiting frame; and a second mounting hole is formed in the mounting plate, and the bolt penetrates the second mounting hole. Vibration energy of a light source module can pass through the mounting support, the mounting plate and a screw rod to be transmitted to the damping spring, and the damping spring is extruded to deform so as to absorb the vibration energy transmitted by the light source module, so that the damping and vibration avoidance effects are achieved. Correspondingly, the invention further provides a lamp with a telescopic rod.
Description
Technical field
The present invention relates to lighting field, particularly relate to a kind of vibration absorber and there is the light fixture of this vibration absorber.
Background technology
At present, under the occasion that ambient vibration is relatively violent, can have a negative impact to instrument, equipment etc., mounting bracket as current light fixture does not have Anti-vibration Design, because of high vibration, light fixture can easily occur that mounting bracket is out of shape, the faults such as light source is loosening or broken, cause light fixture reliability to reduce.
Summary of the invention
The object of the present invention is to provide and a kind ofly effectively can reduce the vibration absorber of vibration effect and there is the light fixture of this vibration absorber.
In order to solve the problems of the technologies described above, the invention provides a kind of vibration absorber.Described vibration absorber comprises base, construction bolt, shock-absorbing spring and installing plate.Described base comprises fixed base plate and is fixed on the limitting casing on surface of described fixed base plate, and the surface of described fixed base plate offers the first installing hole, and described limitting casing is the both ends open column of hollow, and the surface of its one end open and described fixed base plate is adjacent.Described first installing hole is passed from the side away from described limitting casing of described fixed base plate in one end of described construction bolt, and described construction bolt has external screw thread away from the one end side of described fixed base plate.Described in described shock-absorbing spring is arranged at, in limitting casing, and be sheathed on described construction bolt.Described installing plate offers the second installing hole, described bolt passes described second installing hole away from one end of described fixed base plate.
Wherein, described vibration absorber comprises two rubber dampers be arranged in described limitting casing further, and be positioned at the relative both sides of described shock-absorbing spring, described two rubber dampers are provided with spring accepting groove, described two rubber dampers contact, and described two spring grooves are connected, common composition one is for accommodating the spring accepting hole of described shock-absorbing spring.
Wherein, described shock-absorbing spring is conical vortex coil spring, one end that described shock-absorbing spring opening is larger is adjacent with described fixed base plate, the internal diameter of one end that described shock-absorbing spring opening is less coordinates with the crest clearance of described construction bolt away from described fixed base plate one end, described spring accepting hole is identical with the profile of described shock-absorbing spring, and size is identical with the side dimension of shock-absorbing spring or bigger.
Wherein, the surface of described fixed base plate offers spring locating slot further, described spring locating slot is circular and around described first installing hole, basic corresponding identical with external diameter compared with the internal diameter of big uncork end respectively with described shock-absorbing spring of the internal diameter of described spring locating slot and external diameter, one end that described shock-absorbing spring opening is larger is contained in described spring locating slot, to position described shock-absorbing spring.
Wherein, the height of described two rubber dampers is less than the height of described limitting casing on the direction being parallel to described screw rod, and the side of described two rubber dampers contacts with the medial surface of adjacent described limitting casing respectively.
Wherein, the shape of described installing plate is identical with the opening shape of described limitting casing and be dimensioned slightly smaller than the opening of described limitting casing, thus described installing plate can be vibrated by a small margin in the horizontal and vertical directions in described limitting casing.
Wherein, described construction bolt comprises screw rod and is arranged at the nut of screw rod one end, described external screw thread is arranged at described screw rod one end away from described nut, the external diameter of described screw rod is slightly less than the diameter of described first installing hole, the external diameter of described nut is greater than the diameter of described first installing hole, and described nut is arranged at the side of described fixed base plate away from described limitting casing.
Described fixed base plate is rectangle, and the surface of described fixed base plate all has two U-shaped holes near the position of relative both sides, and described U-shaped hole is used for locking member and passes, to be fixed on installed surface by described base.
Correspondingly, the present invention also provides a kind of light fixture, and described light fixture comprises above-mentioned vibration absorber, light source module and mounting bracket.Described light source module is connected to described mounting bracket, and described mounting bracket is for supporting described light source module, and described mounting bracket to be fixedly installed on described installing plate and to fix with described construction bolt.
Wherein, described mounting bracket comprises hold-down arm, described hold-down arm has the 3rd installing hole, and the screw rod passed from described installing plate further passs through described 3rd installing hole, and by nut with externally threaded cooperation of described bolt described hold-down arm is lock onto described installing plate.
When using vibration absorber provided by the invention and light fixture, when light fixture is in use subject to high vibration, the vibrational energy of light source module can be delivered on shock-absorbing spring through mounting bracket, installing plate, screw rod, by extruding shock-absorbing spring, the vibrational energy that light source module and mounting bracket transmit is sponged after making shock-absorbing spring generation deformation, thus the effect of the vibration damping played light source module and anti-vibration.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the assembling schematic perspective view of the vibration absorber that first embodiment of the invention provides;
Fig. 2 is the decomposing schematic representation of the vibration absorber in Fig. 1;
Fig. 3 is the decomposing schematic representation of another angle of vibration absorber in Fig. 1;
Fig. 4 is the schematic perspective view of the light fixture that second embodiment of the invention provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is clearly and completely described.
See also Fig. 1 to Fig. 3, a kind of vibration absorber 1 that first embodiment of the invention provides, described vibration absorber 1 comprises base 100, construction bolt 200, shock-absorbing spring 300, two rubber dampers 400 and installing plate 500.Base 100 can be fixed on installed surface by locking members such as bolts; Described construction bolt 200 is successively through described base 100 and installing plate 500, and the mounting bracket of light fixture is fixed on described installing plate 500 by nut and described construction bolt 200; Described shock-absorbing spring 300 and two rubber dampers 400 are all contained in described base 100.
Described base 100 comprises fixed base plate 10 and is fixed on the limitting casing 12 on fixed base plate 10 1 surface 101, and the material of described base 100 is generally metal.In the present embodiment, described fixed base plate 10 is rectangle, its surface 101 all has two U-shaped holes 102 near the position of relative both sides, described U-shaped hole 102 is passed for making the locking members such as bolt, so that base 100 is fixed on installed surface, described multiple U-shaped hole 102 can make light fixture install with sitting posture, and ceiling is installed or sidewall is installed.Described fixed base plate 10 is offered further the first installing hole 103, for making one end of described construction bolt 200 pass, in the present embodiment, described first installing hole 103 is circular port.In the present embodiment, described limitting casing 12 is that the hollow of both ends open is rectangular-shaped, and one end open is relative with the surface 101 of this fixed base plate 10, namely described limitting casing 12 is surperficial 101 vertical with described, and the described U-shaped hole 102 of both sides is all positioned at the outside of described limitting casing 12.
Described construction bolt 200 comprises screw rod 20 and is arranged at the nut 21 of screw rod 20 one end, and one end lateral surface away from described nut 21 of described screw rod 20 is provided with external screw thread 22.The external diameter of described screw rod 20 is slightly less than the diameter of described first installing hole 103, and the external diameter of described nut 21 is greater than the diameter of described first installing hole 103.One end that described screw rod 20 has external screw thread 22 passes described first installing hole 103 from described fixed base plate 10 away from the described side of surperficial 101, described nut 21 be positioned at described fixed base plate 10 away from the described side of surperficial 101, and by described fixed base plate 10 backstop.
In the present embodiment, described shock-absorbing spring 300 is conical vortex coil spring, described shock-absorbing spring 300 to be arranged in described limitting casing 12 and to be sheathed on described construction bolt 200, the surface 101 of one end that described shock-absorbing spring 300 opening is larger and described fixed base plate 10 is adjacent, described surperficial 101 offer spring locating slot 104 further, described spring locating slot 104 is in circular and around described first installing hole 103, basic corresponding identical with external diameter compared with the internal diameter of big uncork end respectively with described shock-absorbing spring 300 of the internal diameter of described spring locating slot 104 and external diameter, one end that described shock-absorbing spring 300 opening is larger is contained in described spring locating slot 104, to position described shock-absorbing spring 300.The internal diameter of one end that described shock-absorbing spring 300 opening is less coordinates with the crest clearance of described screw rod 20, thus the shock-absorbing spring 300 making to be sheathed on screw rod 20 can not positioning in compression and recovery process.
Described two rubber dampers 400 are arranged in described limitting casing 12, and on the bearing of trend perpendicular to described screw rod 20, be arranged at the relative both sides of described screw rod 20 respectively, the groove 42 described two rubber dampers 400 being provided with spring accepting groove 40 and being connected with spring accepting groove 40.Two rubber dampers 400 contact in the position of described screw rod 20, and described two spring accepting grooves 40 are connected, common composition one is identical with the profile of described shock-absorbing spring 300, and size is substantially identical with the side dimension of shock-absorbing spring 300 or be greater than the spring accepting hole of side dimension of described shock-absorbing spring 300.The groove 42 of described two rubber dampers 400 jointly forms a columnar through holes and passes to make described screw rod 20.The height of described two rubber dampers 400 is less than the height of described limitting casing 12 on the bearing of trend being parallel to described screw rod 20, and the side of described two rubber dampers 400 contacts with the medial surface of the described limitting casing 12 be adjacent respectively.
The shape of described installing plate 500 is identical with the opening shape of described limitting casing 12 and be dimensioned slightly smaller than the opening of described limitting casing 12, thus described installing plate 500 can be vibrated by a small margin in the horizontal and vertical directions in described limitting casing 12.Described installing plate 500 offers second installing hole 50 corresponding with described screw rod 20, described installing plate 500 is arranged at the side away from described fixed base plate 10 of described shock-absorbing spring 300 and rubber damper 400, and pass described second installing hole 50 through one end of the screw rod 20 of described shock-absorbing spring 300, and described installing plate 500 is surrounded completely by the opening of described limitting casing 12.
Please consult Fig. 4 further, second embodiment of the invention provides a kind of light fixture 2, and described light fixture 2 comprises light source module 600, be connected to light source module 600 and for the mounting bracket 700 that supports described light source module 600 and vibration absorber 1.Described mounting bracket 700 is fixedly installed on described installing plate 500.
Described light source module 600 can be existing gas-discharge lamp, LED light source etc.In the present embodiment, described mounting bracket 700 is U-shaped, it hold-down arm 72 of one end comprising two fixed arms 70 and be connected to described two fixed arms 70, and the other end of described two fixed arms 70 is individually fixed in described light source module 600.Described hold-down arm 72 has one the 3rd installing hole (not shown), the screw rod 20 passed from described installing plate 500 further passs through described 3rd installing hole, and by a nut 74 with the coordinating of external screw thread 22 of described screw rod 20 described hold-down arm 72 is lock onto described installing plate 500.Certainly, in other embodiments, the second installing hole 50 on described installing plate 500 also can the internal thread that matches with described external screw thread 22 of tool further, coordinating on the described installing plate 500 that can be fixed on by mounting bracket better by the second installing hole 50 and the internal thread of nut 74 and the external screw thread 22 of screw rod 20.
During use, when light fixture 2 is in use subject to high vibration, the vibrational energy of light source module 600 can be delivered on shock-absorbing spring 300 through mounting bracket 700, installing plate 500, screw rod 20, by extruding shock-absorbing spring 300, after making shock-absorbing spring 300 that deformation occur, sponge the vibrational energy that light source module 600 and mounting bracket 700 transmit; Simultaneously, amplitude in two rubber dampers, 400 pairs of light source modules 600 and mounting bracket 700 swing process and frequency cushion, and absorb buffering vertical in the vibrational energy of the axis of screw rod 20, thus reduce further the vibrational energy that mounting bracket 700 transmits, play the effect of vibration damping to light source module 600 and anti-vibration.
Certainly, in other embodiments, described limitting casing 12 can be also other shape, as hollow columnars such as hollow cylindricals, is not limited with the present embodiment.Be understandable that equally, described vibration absorber 1 also can be applicable to the vibration damping of the instruments such as optical instrument, equipment, is not limited with the present embodiment.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a vibration absorber, it comprises base, construction bolt, shock-absorbing spring and installing plate, described base comprises fixed base plate and is fixed on the limitting casing on surface of described fixed base plate, the surface of described fixed base plate offers the first installing hole, described limitting casing is the both ends open column of hollow, and the surface of its one end open and described fixed base plate is adjacent; Described first installing hole is passed from the side away from described limitting casing of described fixed base plate in described construction bolt one end, and described construction bolt has external screw thread away from the one end side of described fixed base plate; Described shock-absorbing spring is arranged in described limitting casing, and is sheathed on described construction bolt; Described installing plate offers the second installing hole, described bolt passes described second installing hole away from one end of described fixed base plate.
2. vibration absorber as claimed in claim 1, it is characterized in that, described vibration absorber also comprises two rubber dampers be arranged in described limitting casing, and be positioned at the relative both sides of described shock-absorbing spring, described two rubber dampers are provided with spring accepting groove, described two rubber dampers contact, and described two spring grooves are connected, common composition one is for accommodating the spring accepting hole of described shock-absorbing spring.
3. vibration absorber as claimed in claim 2, it is characterized in that, described shock-absorbing spring is conical vortex coil spring, one end that described shock-absorbing spring opening is larger is adjacent with described fixed base plate, the internal diameter of one end that described shock-absorbing spring opening is less coordinates with the crest clearance of described construction bolt away from described fixed base plate one end, described spring accepting hole is identical with the profile of described shock-absorbing spring, and size is identical with the side dimension of shock-absorbing spring or bigger.
4. vibration absorber as claimed in claim 3, it is characterized in that, the surface of described fixed base plate offers spring locating slot further, described spring locating slot is around described first installing hole, corresponding identical with external diameter compared with the internal diameter of big uncork end respectively with described shock-absorbing spring of the internal diameter of described spring locating slot and external diameter, one end that described shock-absorbing spring opening is larger is contained in described spring locating slot, to position described shock-absorbing spring.
5. vibration absorber as claimed in claim 4, it is characterized in that, the height of described two rubber dampers is less than the height of described limitting casing on the direction being parallel to described screw rod, and the side of described two rubber dampers contacts with the medial surface of adjacent described limitting casing respectively.
6. vibration absorber as claimed in claim 5, is characterized in that, the shape of described installing plate and size identical with the opening shape of described limitting casing is less than the opening of described limitting casing.
7. vibration absorber as claimed in claim 1, it is characterized in that, described construction bolt comprises screw rod and is arranged at the nut of screw rod one end, described external screw thread is arranged at described screw rod one end away from described nut, the external diameter of described screw rod is slightly less than the diameter of described first installing hole, the external diameter of described nut is greater than the diameter of described first installing hole, and described nut is arranged at the side of described fixed base plate away from described limitting casing.
8. vibration absorber as claimed in claim 1, it is characterized in that, described fixed base plate is rectangle, and the surface of described fixed base plate all has two U-shaped holes near the position of relative both sides, described U-shaped hole is used for locking member and passes, to be fixed on installed surface by described base.
9. a light fixture, comprise the vibration absorber as described in any one of claim 1 to 8, light source module and mounting bracket, described light source module is connected to described mounting bracket, described mounting bracket is for supporting described light source module, and described mounting bracket to be fixedly installed on described installing plate and to fix with described construction bolt.
10. light fixture as claimed in claim 9, it is characterized in that, described mounting bracket comprises hold-down arm, described hold-down arm has the 3rd installing hole, the screw rod passed from described installing plate further passs through described 3rd installing hole, and by nut with externally threaded cooperation of described bolt described hold-down arm is lock onto described installing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310526408.8A CN104595858A (en) | 2013-10-30 | 2013-10-30 | Damping device and lamp with damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310526408.8A CN104595858A (en) | 2013-10-30 | 2013-10-30 | Damping device and lamp with damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104595858A true CN104595858A (en) | 2015-05-06 |
Family
ID=53121812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310526408.8A Pending CN104595858A (en) | 2013-10-30 | 2013-10-30 | Damping device and lamp with damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104595858A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1789755A (en) * | 2005-12-17 | 2006-06-21 | 鲁柏鑫 | Hidden buffer shock absorber |
| CN101737733A (en) * | 2009-12-21 | 2010-06-16 | 海洋王照明科技股份有限公司 | Vibration damper and lamp using same |
| CN101886788A (en) * | 2010-06-29 | 2010-11-17 | 海洋王照明科技股份有限公司 | Lamp vibration damper |
| CN101922687A (en) * | 2010-01-20 | 2010-12-22 | 海洋王照明科技股份有限公司 | Vibration absorber and lamp using same |
| CN202327931U (en) * | 2011-11-17 | 2012-07-11 | 深圳市通用科技有限公司 | Focal length-adjustable lamp light source box and lamp |
| CN203036453U (en) * | 2012-11-28 | 2013-07-03 | 陕西朗威国际商务有限公司 | Comprehensive reinforcing and buffering street lamp |
| CN101761883B (en) * | 2010-01-25 | 2013-10-09 | 海洋王照明科技股份有限公司 | Light fitting vibration damping device |
-
2013
- 2013-10-30 CN CN201310526408.8A patent/CN104595858A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1789755A (en) * | 2005-12-17 | 2006-06-21 | 鲁柏鑫 | Hidden buffer shock absorber |
| CN101737733A (en) * | 2009-12-21 | 2010-06-16 | 海洋王照明科技股份有限公司 | Vibration damper and lamp using same |
| CN101922687A (en) * | 2010-01-20 | 2010-12-22 | 海洋王照明科技股份有限公司 | Vibration absorber and lamp using same |
| CN101761883B (en) * | 2010-01-25 | 2013-10-09 | 海洋王照明科技股份有限公司 | Light fitting vibration damping device |
| CN101886788A (en) * | 2010-06-29 | 2010-11-17 | 海洋王照明科技股份有限公司 | Lamp vibration damper |
| CN202327931U (en) * | 2011-11-17 | 2012-07-11 | 深圳市通用科技有限公司 | Focal length-adjustable lamp light source box and lamp |
| CN203036453U (en) * | 2012-11-28 | 2013-07-03 | 陕西朗威国际商务有限公司 | Comprehensive reinforcing and buffering street lamp |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20150506 |