CN101761884B - Vibration isolator and lamp with vibration isolator - Google Patents
Vibration isolator and lamp with vibration isolator Download PDFInfo
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- CN101761884B CN101761884B CN 201010107677 CN201010107677A CN101761884B CN 101761884 B CN101761884 B CN 101761884B CN 201010107677 CN201010107677 CN 201010107677 CN 201010107677 A CN201010107677 A CN 201010107677A CN 101761884 B CN101761884 B CN 101761884B
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- disk spring
- spring group
- vibration isolator
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Abstract
The invention relates to a vibration isolator and a lamp with the vibration isolator. The vibration isolator comprises a shell body (1), an upper disc spring set (3), a lower disc spring set (4) and a lifting loading shaft (5); the upper disc spring set (3) and the lower disc spring set (4) are all arranged in the shell body (1), a connecting end (11) which is used for connecting a carrier is arranged on the upper end of the shell body (1), a flange (51) is arranged on the upper end of the lifting loading shaft (5) in an integrated way and is clamped between the upper disc spring set (3) and the lower disc spring set (4), a free end (52) which is used for connecting a lamp body is arranged at the lower end of the lifting loading shaft (5) and penetrates out of the lower end of the shell body (1).The structure of the vibration isolator is compact, the installation is convenient, the impact can be effectively adsorbed and the energy can be effectively dissipated.
Description
Technical field
The invention belongs to lighting field.Particularly, the present invention relates to a kind of vibration isolator and have the light fixture of vibration isolator.
Background technology
In the illumination field, often need with lamp installation on the carrier that has lasting, strong vibrational excitation, for example be installed in Chang Qiao, the An Qiao at harbour, on the light fixture carriers such as traveling automobile, train, aircraft.Vibrational state in these environment is complicated, and the vibration frequency composition is many, is difficult to avoid fully the ambient vibration frequency during design lamps.
Traditionally, the measure of the vibration isolation problem of solution light fixture is roughly following two aspects: adopt the method vibration isolation of installing rubber blanket additional 1.; 2. adopt the support of higher rigidity to guarantee the stable of structure.Yet elastomeric material is because there are some intrinsic defects in its characteristic, and the for example long-term elasticity of back rubber of using can significantly reduce, so rubber shock absorber should not be worked under severe cold condition; Rubber is non-refractory also, when temperature is higher than 60 ℃, loses intensity; The tensile elongation of rubber is generally big a lot of times than compression ratio, and rubber is stretched or when compressing, its frequency of natural vibration is also inequality.Therefore, rubber only can be applicable under the lower condition of ask for something, perhaps uses as auxiliary vibration isolation material.And the method for the simple beam of the higher rigidity of employing; Can increase the weight of light fixture on the one hand; There is bigger harm in the resonant frequency section of simple beam in wide range random frequency excitation destruction, the especially life-span to lamp light source parts and electronic component that can quicken light fixture on the other hand.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of vibration isolator, and its compact conformation is easy for installation, and can absorb impact and dissipation energy respond wellly.
Another object of the present invention is to provide a kind of light fixture, it has good vibrationproof vibration isolation function.
The present invention solves the problems of the technologies described above the technical scheme that is adopted and is: construct a kind of vibration isolator; It comprises housing, last disk spring group, following disk spring group and lifting load axle; Last disk spring group, following disk spring group all are arranged in the housing; The upper end of said housing is provided with the link that is used for connection carrier, and the upper end of said lifting load axle is provided with flange integratedly, and said banjo clip places said going up between disk spring group and the following disk spring group; The lower end of said lifting load axle is provided with the free end that is used to connect lamp body, and said free end stretches out the lower end of housing.
In above-mentioned vibration isolator, preferably, said upward disk spring group and following disk spring group include the disk spring of at least one group of involutory combination, superimposed combination or composite combined.
In above-mentioned vibration isolator, preferably, said upward disk spring group comprises the disk spring of the involutory combination of array; Said disk spring group down comprises the disk spring of array composite combined.
In above-mentioned vibration isolator, preferably, saidly involutoryly be combined as two disk springs and be oppositely arranged; Said superimposed at least two the disk spring stack settings that are combined as, said composite combined is that the disk spring of two groups of superimposed combinations is oppositely arranged.
In above-mentioned vibration isolator; Preferably; Also be provided with the adjusting pressing plate of the pretightning force that is used to regulate disk spring group and following disk spring group in the said housing, said adjusting pressing plate places between the inwall and last disk spring group of said link, correspondingly is equipped with the adjusting bolt on the said link; Link is exposed in the upper end of said adjusting bolt, and the lower end of said adjusting bolt screws in regulates pressing plate; And the middle part of said link is provided with the joint pin that is used for connection carrier, is provided with bolt hole in the said joint pin.
In above-mentioned vibration isolator, preferably, be provided with rubber damping pad between said adjusting pressing plate and the last disk spring group.
In above-mentioned vibration isolator, preferably, the lower end of said housing is provided with opening, and said opening part is equipped with bottom plate, and the free end of said lifting load axle passes this bottom plate, and is provided with bolt hole in the free end.
In above-mentioned vibration isolator, preferably, be provided with rubber damping pad between said bottom plate and the following disk spring group.
In above-mentioned vibration isolator, preferably, be equipped with rubber damping pad between the upper surface of the flange of said lifting load axle and the last disk spring group and between the lower surface of flange and the following disk spring group.
The present invention also provides a kind of light fixture with vibration isolator, and it comprises lamp body, and its said light fixture also comprises the vibration isolator that at least one is above-mentioned, and said lamp body is connected with the free end of said vibration isolator.
Vibration isolator of the present invention is following with the light fixture beneficial effect with vibration isolator: vibration isolator compact conformation of the present invention, and easy for installation, and can absorb impact and dissipation energy respond wellly; And vibration isolator of the present invention both can use separately, also can match use; Moreover, compare with helical spring than same specification, adopt vibration isolator of the present invention, can reduce the hoisting bracket height of carrier.
Description of drawings
To combine accompanying drawing and specific embodiment to describe the present invention below, each accompanying drawing might not proportionally be drawn, in the accompanying drawing:
Fig. 1 is the plane of butterfly spring;
Fig. 2 is the perspective view of butterfly spring;
Fig. 3 is the perspective view of one group of butterfly spring of involutory combination;
Fig. 4 is the perspective view of the preferred embodiment of vibration isolator of the present invention;
Fig. 5 is the cutaway view of the preferred embodiment of vibration isolator of the present invention;
Fig. 6 is the perspective view of bottom plate of the preferred embodiment of vibration isolator of the present invention;
Fig. 7 is the perspective view of the pith of the preferred embodiment of the light fixture with vibration isolator of the present invention.
Description of reference numerals
1 housing
11 links
12 joint pins
13 bolts hole
14 openings
2 regulate pressing plate
Disk spring group on 3
4 times disk spring groups
5 lifting load axles
51 flanges
52 free ends
53 bolts hole
61 rubber damping pads
62 rubber damping pads
63 rubber damping pads
7 bottom plates
8 regulate bolt
9 supports
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and specific embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Referring to figs. 1 through Fig. 4, in a preferred embodiment of the invention, vibration isolator comprises housing 1, last disk spring group 3, following disk spring group 4 and lifting load axle 5.Also be provided with the adjusting pressing plate 2 of the pretightning force that is used to regulate disk spring group 3 and following disk spring group 4 in the housing 1.Shown in Figure 4 and 5, housing 1 is cylindrical.The upper end of housing 1 is provided with the link 11 that is used to connect the light fixture carrier.Regulating pressing plate 2 places between the inwall and last disk spring group 3 of link 11.In addition, be equipped with on the link 11 and regulate bolt 8, and regulate the end portion screw-in adjusting pressing plate 2 of bolt 8, to regulate the compression pretightning force of disk spring group 3, following disk spring group 4.The quantity of regulating bolt 8 can also can be 2,3 or more for 4 among the figure.Regulate the upper end of bolt 8 and expose link 11,, regulate thereby carry out pretightning force so that adjust the screw-in amount of regulating bolt 8 relative adjustment pressing plates 2 through externally rotating its head (figure is mark not).And the middle part of link 11 is provided with the joint pin 12 that is used to connect the light fixture carrier.Be provided with bolt hole 13 in the joint pin 12.Like this, light fixture just can be through this joint pin 12 bridge, An Qiao of showing up that be threaded, on the light fixture carriers such as traveling automobile, train, aircraft.
Like Fig. 4 and shown in Figure 5, the upper end of lifting load axle 5 is provided with flange 51.Preferably, lifting load axle 5 part that is formed in one.This flange 51 is folded between disk spring group 3 and the following disk spring group 4.The lower end of lifting load axle 5 is provided with the free end 52 that is used to connect lamp body, and free end 52 stretches out the lower end of housing 1.The lower end of housing 1 has opening 14, and opening 14 places are equipped with bottom plate 7.The free end 52 of lifting load axle 5 passes this bottom plate 7, and is provided with bolt hole 53 in the free end 52, so that vibration isolator is threaded with the support 9 of light fixture.
Last disk spring group 3 and following disk spring group 4 all can comprise the disk spring of at least one group of involutory combination, superimposed combination or composite combined.Should be known in and involutoryly be combined as two disk springs and be oppositely arranged; Superimposedly be combined as the stack of at least two disk springs and be provided with, composite combined is that the disk spring of two groups of superimposed combinations is oppositely arranged.Wherein, the structure of butterfly spring is as illustrated in fig. 1 and 2.Fig. 3 shows one group of butterfly spring of involutory combination.What the following disk spring group 4 among Fig. 5 adopted is the disk spring group of composite combined.
Impact and the dissipation energy for absorb respond wellly, last disk spring group 3 comprises the disk spring of the involutory combination of array; Following disk spring group 4 comprises the disk spring of array composite combined.As can be seen from Figure 5, in the preferred embodiment of the present invention, last disk spring group 3 comprises the disk spring of three groups of involutory combinations; Following disk spring group 4 comprises the disk spring of three groups of composite combined.Yet; The invention is not restricted to this; Last disk spring group 3 can be one or more groups disk spring that adopts involutory combination, the superimposed combination of multi-disc or hybrid combining form with following disk spring group 4, can select various combination form and number of combinations according to the concrete working environment and the load of each serial industrial lighting light fixture.
For obtaining vibrationproof vibration isolating effect preferably, the present invention can also be used the vibration isolation rubber pad.In the present invention, the two ends of last butterfly spring group 3 and following butterfly spring group 4 are respectively equipped with rubber blanket, so that vibration isolation and noise reduction, and prevent that the flange 51 that lifts load axle 5 from last butterfly spring group 3 and following butterfly spring group 4 dry friction taking place.Particularly, be provided with rubber damping pad 61 between adjusting pressing plate 2 and the last disk spring group 3.Be equipped with rubber damping pad 62 between the upper surface of the flange 51 of lifting load axle 5 and the last disk spring group 3 and between the lower surface of flange 51 and the following disk spring group 4.Be provided with rubber damping pad 63 between bottom plate 7 and the following disk spring group 4.The thickness and the quantity that should be appreciated that rubber damping pad 61, rubber damping pad 62 and rubber damping pad 63 do not receive concrete restriction.
Light fixture with vibration isolator of the present invention comprises lamp body (not shown).This light fixture with vibration isolator also comprises at least one vibration isolator.In one embodiment of the invention, as shown in Figure 7, this light fixture with vibration isolator also comprises two vibration isolators, and lamp body is threaded with the free end 52 of vibration isolator through support 9.Certainly, the invention is not restricted to this, this light fixture with vibration isolator can be provided with 1,3 or more vibration isolators as the case may be.Lamp body is connected with the free end 52 of vibration isolator.
When vibration isolator of the present invention was installed, lamp bracket 9 was connected (perhaps lamp body directly is connected with the free end 52 of vibration isolator) through bolt with the bolt hole 53 of the free end 52 of vibration isolator, and locks with holding screw; Then, the link 11 of vibration isolator is lifted on the mount pad of carrier, and confirms to go up the pretightning force of disk spring group 3 and following disk spring group 4 according to the weight of light fixture.
As stated, light fixture is connected with the free end 52 of lifting load axle 5, through vibration isolation and the energy-absorbing function of last disk spring group 3 with the following disk spring group 4 and the partiting polarization rubber pad of centre, light fixture is carried out vibrationproof vibration isolation protection.When the mount pad of carrier is in foment and when causing vibration, the link 11 of the housing 1 that is connected with mount pad vibrates thereupon; Thereby, reach the vibration isolating effect that absorbs impact and dissipation energy well so that make light fixture and lift the conduct energy that load axle 5 is alleviated excitation through the compression or the recovery of last disk spring group 3 and following disk spring group 4.
In sum, the vibration isolator of embodiment of the present invention can obtain following beneficial effect with the light fixture with vibration isolator.
1. because vibration isolator of the present invention comprises housing 1, last disk spring group 3, following disk spring group 4 and lifting load axle 5; Last disk spring group 3, disk spring group 5 all is arranged in the housing 1 down, and the upper end of housing 1 is provided with the link 11 that is used for connection carrier, and the upper end of lifting load axle 5 is provided with flange 51 integratedly; Flange 51 is folded between disk spring group 3 and the following disk spring group 4; The lower end of lifting load axle 5 is provided with the free end 52 that is used to connect lamp body, and free end 52 exposes the lower end of housing 1, and is well-known; Disk spring (dish spring) has characteristics such as volume is little, load is big, combination is easy to use, has the advantage that load concentration is transmitted simultaneously.In addition, because last disk spring group 3, disk spring group 4 is all compressed and is arranged in the housing down, thus can make the compact conformation of vibration isolator, easy for installation; And vibration isolator of the present invention both can use separately, also can match use; Moreover, compare with helical spring than same specification, adopt vibration isolator of the present invention, can reduce the hoisting bracket height of carrier.
2. because in above-mentioned vibration isolator, last disk spring group 3 comprises the disk spring of the involutory combination of array; Following disk spring group 4 comprises the disk spring of array composite combined; Butterfly spring can adopt modes such as the involutory combination of monolithic, the superimposed combination of multi-disc and hybrid combining to obtain various different curves; Particularly adopt superimposed combination occupation mode; Because the mantle friction damping action, the effect that absorbs impact and dissipation energy is more remarkable, impacts and the dissipation energy so vibration isolator of the present invention can further absorb respond wellly.And, can utilize the disk spring standard component of different size can design the vibration isolator of different size, can selection scheme be provided for the vibration damping and vibration isolation of each serial industrial lighting light fixture.
3. because in above-mentioned vibration isolator; Also be provided with the adjusting pressing plate 2 of the pretightning force that is used to regulate disk spring group 3 and following disk spring group 4 in the housing 1; Regulating pressing plate 2 places between the inwall and last disk spring group 3 of link 11; Correspondingly be equipped with on the link 11 and regulate bolt 8, regulate the upper end of bolt 8 and expose link 11, the lower end of regulating bolt 8 screws in regulates pressing plate 2; And; The middle part of link 11 is provided with the joint pin 12 that is used for connection carrier; Be provided with bolt hole 13 in the joint pin 12; So vibration isolator of the present invention can be is in advance regulated the pretightning force of disk spring group 3 and following disk spring group 4 easily according to the weight of the working environment of light fixture and light fixture, can carry out step-less adjustment to load easily.
4. owing in above-mentioned vibration isolator, regulate between pressing plate 2 and the last disk spring group 3 and be provided with rubber damping pad 61, so can carry out vibration isolation and noise reduction through this rubber damping pad 61.
5. owing in above-mentioned vibration isolator, be provided with rubber damping pad 63 between bottom plate 7 and the following disk spring group 4, so can pass through these rubber damping pad 63 further vibration isolation and noise reductions.
6. because in above-mentioned vibration isolator; Be equipped with rubber damping pad 62 between the upper surface of the flange 51 of lifting load axle 5 and the last disk spring group 3 and between the lower surface of flange 51 and the following disk spring group 4, so can pass through these rubber damping pad 62 further vibration isolation and noise reductions.
Although this paper has described many embodiment, those skilled in the art will appreciate that and under the situation that does not break away from the spirit that is defined by the following claims and scope thereof, to make other modification or change.Protection scope of the present invention should accompanying claims be confirmed.
Claims (9)
1. a vibration isolator is characterized in that, comprises housing (1), last disk spring group (3), following disk spring group (4) and lifting load axle (5),
Last disk spring group (3), following disk spring group (4) all are arranged in the housing (1),
The upper end of said housing (1) is provided with the link (11) that is used to connect the light fixture carrier,
The upper end of said lifting load axle (5) is provided with flange (51) integratedly; Said flange (51) is folded in said going up between disk spring group (3) and the following disk spring group (4); The lower end of said lifting load axle (5) is provided with the free end (52) that is used to connect lamp body, and said free end (52) stretches out the lower end of housing (1);
Also be provided with the adjusting pressing plate (2) of the pretightning force that is used to regulate disk spring group (3) and following disk spring group (4) in the said housing (1); Said adjusting pressing plate (2) places between the inwall and last disk spring group (3) of said link (11); Correspondingly be equipped with on the said link (11) and regulate bolt (8); Link (11) is exposed in the upper end of said adjusting bolt (8), and the lower end of said adjusting bolt (8) screws in regulates pressing plate (2); The middle part of said link (11) is provided with the joint pin (12) that is used for connection carrier, is provided with bolt hole (13) in the said joint pin (12).
2. vibration isolator according to claim 1 is characterized in that, said upward disk spring group (3) and following disk spring group (4) include the disk spring of at least one group of involutory combination, superimposed combination or composite combined.
3. vibration isolator according to claim 2 is characterized in that, said upward disk spring group (3) comprises the disk spring of the involutory combination of array; Said disk spring group (4) down comprises the disk spring of array composite combined.
4. vibration isolator according to claim 2 is characterized in that, saidly involutoryly is combined as two disk springs and is oppositely arranged; Said superimposed at least two the disk spring stack settings that are combined as, said composite combined is that the disk spring of two groups of superimposed combinations is oppositely arranged.
5. vibration isolator according to claim 1 is characterized in that, is provided with rubber damping pad (61) between said adjusting pressing plate (2) and the last disk spring group (3).
6. vibration isolator according to claim 1; It is characterized in that the lower end of said housing (1) is provided with opening (14), said opening (14) locates to be equipped with bottom plate (7); The free end (52) of said lifting load axle (5) passes this bottom plate (7), and is provided with bolt hole (53) in the free end (52).
7. vibration isolator according to claim 6 is characterized in that, is provided with rubber damping pad (63) between said bottom plate (7) and the following disk spring group (4).
8. vibration isolator according to claim 1 is characterized in that, is equipped with rubber damping pad (62) between the upper surface of the flange (51) of said lifting load axle (5) and the last disk spring group (3) and between the lower surface of flange (51) and the following disk spring group (4).
9. the light fixture with vibration isolator comprises lamp body, it is characterized in that, said light fixture comprises that also at least one is like each described vibration isolator in the claim 1～8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010107677 CN101761884B (en) | 2010-02-04 | 2010-02-04 | Vibration isolator and lamp with vibration isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010107677 CN101761884B (en) | 2010-02-04 | 2010-02-04 | Vibration isolator and lamp with vibration isolator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101761884A CN101761884A (en) | 2010-06-30 |
| CN101761884B true CN101761884B (en) | 2012-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010107677 Expired - Fee Related CN101761884B (en) | 2010-02-04 | 2010-02-04 | Vibration isolator and lamp with vibration isolator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101761884B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103175112B (en) * | 2011-12-26 | 2016-05-18 | 海洋王照明科技股份有限公司 | Lamp bracket and use the pendent lamp of this lamp bracket |
| CN102829415B (en) * | 2012-09-18 | 2014-12-24 | 横店集团浙江得邦公共照明有限公司 | Cross street lamp |
| CN104676495B (en) * | 2013-11-27 | 2019-07-02 | 海洋王（东莞）照明科技有限公司 | Lamps and lanterns shock-damping structure and lamps and lanterns |
| CN106402235B (en) * | 2016-11-22 | 2018-10-19 | 常州大学 | A kind of random vibration damper of no formant |
| CN108692515A (en) * | 2018-05-16 | 2018-10-23 | 浙江三星新材股份有限公司 | LED light supporting mechanism in glass door for refrigerator body |
| CN111720479A (en) * | 2020-06-24 | 2020-09-29 | 武汉轻工大学 | Vibration isolation and reduction device |
| CN112212294B (en) * | 2020-10-30 | 2023-03-14 | 台州市喃语电子商务有限公司 | Illumination lamp connection fixing seat with damping effect |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86200394U (en) * | 1986-01-31 | 1986-08-27 | 鞍山钢铁公司 | The belleville spring vibration damper |
| CN2311690Y (en) * | 1997-09-18 | 1999-03-24 | 山河电机厂股份有限公司 | Anti-shocking alarming light |
| CN101532546A (en) * | 2009-04-14 | 2009-09-16 | 南京捷诺环境技术有限公司 | Spring-combination-type vibration isolator |
-
2010
- 2010-02-04 CN CN 201010107677 patent/CN101761884B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86200394U (en) * | 1986-01-31 | 1986-08-27 | 鞍山钢铁公司 | The belleville spring vibration damper |
| CN2311690Y (en) * | 1997-09-18 | 1999-03-24 | 山河电机厂股份有限公司 | Anti-shocking alarming light |
| CN101532546A (en) * | 2009-04-14 | 2009-09-16 | 南京捷诺环境技术有限公司 | Spring-combination-type vibration isolator |
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| CN101761884A (en) | 2010-06-30 |
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Granted publication date: 20120815 Termination date: 20190204 |