CN104075286B - A kind of elevating lever and light fixture - Google Patents
A kind of elevating lever and light fixture Download PDFInfo
- Publication number
- CN104075286B CN104075286B CN201310105047.XA CN201310105047A CN104075286B CN 104075286 B CN104075286 B CN 104075286B CN 201310105047 A CN201310105047 A CN 201310105047A CN 104075286 B CN104075286 B CN 104075286B
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- thimble
- elevating lever
- installing plate
- upper boom
- spring
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Abstract
A kind of elevating lever, elevating lever includes: upper boom, and bottom is provided with at least one installation portion, and installation portion includes the spring groove inwardly offered by bottom sides；At least one spring, spring is inserted in spring groove；At least one thimble, thimble includes thimble body and the connecting portion extended by thimble body, and connecting portion is the cylindricality of hollow, and connecting portion is enclosed within spring；At least one installing plate, installing plate has a through hole, and thimble body passes from through hole, and thimble can be fixed on the bottom of upper boom by installing plate with internally shrinking；Lower beam, lower beam is hollow bar, is inside provided with a host cavity, and the sidewall of lower beam has at least one sliding tray matched with thimble, has downwards fixing groove by the top of sliding tray, and the top of fixing groove connects with the top of sliding tray, and the diameter of lower beam is more than upper boom.It is fixing that the present invention works in coordination after the lifting realizing upper boom and lower beam by thimble, sliding tray and fixing groove, it is achieved thereby that the simplification of the structure of elevating lever.
Description
Technical field
The present invention relates to lighting apparatus, particularly relate to a kind of elevating lever and light fixture.
Background technology
The lifting of the elevating lever of movable lighting system of the prior art simultaneously clamped on by three handles, unclamp and control.As it is shown in figure 1, three handles are fixed by a pin on snap close, snap close is fixed on elevating lever termination, and handle is off cam structure, and swing handle just can regulate the elasticity of snap close, so that elevating lever is fixed on any suitable location.But, the structure of the elevating lever of prior art is sufficiently complex.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency overcoming above-mentioned prior art to exist, and proposes a kind of elevating lever and light fixture, it is achieved that the simplification of the structure of elevating lever.
For solving above-mentioned technical problem, the present invention proposes a kind of elevating lever, and elevating lever includes: upper boom, and bottom is provided with at least one installation portion, and installation portion includes the spring groove inwardly offered by bottom sides；At least one spring, spring is inserted in spring groove；At least one thimble, thimble includes thimble body and the connecting portion extended by thimble body, and connecting portion is the cylindricality of hollow, and connecting portion is enclosed within spring；At least one installing plate, installing plate has a through hole, and thimble body passes from through hole, and thimble can be fixed on the bottom of upper boom by installing plate with internally shrinking；Lower beam, lower beam is hollow bar, inside it is provided with a host cavity, have on the sidewall of lower beam at least one match with thimble and the sliding tray that connects with host cavity, host cavity is in order to house described upper boom, having downwards at least one by the top of sliding tray and fix groove, the top of fixing groove connects with the top of sliding tray, and the diameter of lower beam is more than upper boom.
Preferably, upper boom and lower beam are round bar, and described installation portion, spring, thimble, installing plate, sliding tray and fixing groove are two and are uniformly distributed.
Preferably, installation portion also includes mounting groove and screw slots, and mounting groove is the groove matched with installing plate caved inward by the bottom of upper boom, and spring groove is to be formed by the bottom notch of mounting groove, and screw slots are to be formed by the bottom notch of mounting groove.
Preferably, installing plate having installing hole, installing plate through installing hole and penetrates screw slots by screw, thus is fixed in mounting groove by installing plate.
Preferably, installing plate includes base portion and is downwardly extended, by base portion both sides, the two screw installation portions that bending extends again, and through hole is arranged on base portion, and two screw installation portions are equipped with installing hole.
Preferably, thimble also includes the limiting section being arranged on the junction of thimble body and connecting portion, the periphery of the through hole of limiting section conflict installing plate.
Preferably, the bottom of upper boom is solid, and described upper boom other parts in addition to bottom are hollow.
Preferably, thimble body is hemispherical.
The present invention also provides for a kind of light fixture, and light fixture includes above-mentioned elevating lever.
Compared with prior art, the beneficial effect comprise that the present invention works in coordination after the lifting realizing upper boom and lower beam by thimble, sliding tray and fixing groove fixing, it is achieved thereby that the simplification of the structure of elevating lever.
Accompanying drawing explanation
Fig. 1 is the structural representation of the elevating lever of prior art.
Fig. 2 is the installation diagram of the elevating lever of the embodiment of the present invention.
Fig. 3 is the profile of the upper boom of the elevating lever of the embodiment of the present invention.
Fig. 4 is the profile of the thimble of the embodiment of the present invention.
Fig. 5 is the structural representation of the installing plate of the embodiment of the present invention.
Fig. 6 is the schematic diagram during off working state of the elevating lever of the embodiment of the present invention.
Fig. 7 is the schematic diagram during duty of the elevating lever of the embodiment of the present invention.
Accompanying drawing illustrates: upper boom 1, installation portion 11, mounting groove 111, spring groove 112, screw slots 113, lower beam 2, sliding tray 21, fixing groove 22, spring 3, thimble 4, thimble body 41, connecting portion 42, installing plate 5, base portion 51, installation portion 52, installing hole 521, screw 6.
Detailed description of the invention
In order to further illustrate principle and the structure of the present invention, in conjunction with accompanying drawing to a preferred embodiment of the present invention will be described in detail.
Referring to Fig. 2, the invention provides a kind of elevating lever, elevating lever includes upper boom 1, lower beam 2, an at least spring 3, an at least thimble 4, an at least installing plate 5 and screw 6.
Upper boom 1, refers to Fig. 3, and the bottom of upper boom 1 is solid, and bottom is provided with at least one installation portion 11, and installation portion 11 includes the spring groove 112 inwardly offered by bottom sides.In the present embodiment, upper boom 1 other parts in addition to bottom are hollow.So can reduce the weight of upper boom 1, material saving, in other embodiments, upper boom 1 can be designed to solid by difference according to specific needs, such as in order to ensure the intensity of upper boom 1, and be designed to solid by upper boom 1.In the present embodiment, installation portion 11 also includes mounting groove 111 and screw slots 113, mounting groove 111 is the groove matched with installing plate 5 caved inward by the bottom of upper boom 1, spring groove 112 is to be formed by the bottom notch of mounting groove 111, and screw slots 113 are to be formed by the bottom notch of mounting groove 111.The effect of mounting groove 111 is to make installing plate 5 can preferably be fitted on upper boom 1.In other embodiments, it is also possible to be not provided with mounting groove 111.
Spring 3, spring 3 is inserted in spring groove 112.
Thimble 4, refers to Fig. 4, and thimble 4 includes thimble body 41 and the connecting portion 42 extended by thimble body 41, and connecting portion 42 is the cylindricality of hollow, and connecting portion 42 is enclosed within spring 3.In the present embodiment, thimble 4 also includes the limiting section 43 being arranged on the junction of thimble body 41 and connecting portion 42, and limiting section 43 is conflicted the periphery of through hole 511 of installing plate 5.In the present embodiment, thimble body 41 is hemispherical, and in other embodiments, thimble body 41 can be trapezoidal frustum etc. as needed for cross section.
Installing plate 5, refers to Fig. 5, and installing plate 5 has a through hole 511, and thimble body 41 passes from through hole 511, and thimble 4 can be fixed on the bottom of upper boom 1 by installing plate 5 with internally shrinking.In the present embodiment, installing plate 5 having installing hole 521, installing plate 5 through installing hole 521 and penetrates screw slots 113 by screw 6, thus is fixed in mounting groove 111 by installing plate 5.In other embodiments, the mounting means of installing plate 5 can be various, such as, and bonding or draw-in groove etc..In the present embodiment, installing plate 5 includes base portion 51 and is downwardly extended, by base portion 51 both sides, the two screw installation portions 52 that bending extends again, and through hole 511 is arranged on base portion 51, and two screw installation portions 52 are equipped with installing hole 521.
Lower beam 2, lower beam 2 is hollow bar, and the sidewall of lower beam 2 has at least one sliding tray 21 matched with thimble 4, has downwards at least one and fix groove 22 by the top of sliding tray 21, the top of fixing groove 22 connects with the top of sliding tray 21, and the diameter of lower beam 2 is more than upper boom 1.
In the present embodiment, upper boom 1 and described lower beam 2 are round bar, and installation portion 11, spring 3, thimble 4, installing plate 5, sliding tray 21 and fixing groove 22 are two and are uniformly distributed.In other embodiments, it is also possible to arrange multiple, to increase fixing intensity, such as, it is set to three, four or five, it is also possible to only arrange one.
The present invention also provides for a kind of light fixture, and light fixture includes above-mentioned elevating lever.
The operation principle of the present invention is described below in detail as a example by the present embodiment.
Referring to Fig. 6 and Fig. 7, when needs elevating lever works, direct pull-up upper boom 1, thimble 4 rises along sliding tray 21, after rising to top, rotates upper boom 1, and thimble 4 enters into fixing groove 22 from sliding tray 21, and fixing groove 22 withstands thimble 4 thus fixing upper boom 1.
When needs elevating lever does not works, being pulled upwardly a bit by upper boom 1, then rotate upper boom 1, thimble 4 enters into sliding tray 21 from fixing groove 22, then is packed up by upper boom 1.
In sum, the beneficial effect comprise that the present invention works in coordination after the lifting realizing upper boom and lower beam by thimble, sliding tray and fixing groove fixing, it is achieved thereby that the simplification of the structure of elevating lever.
The foregoing is only the preferable possible embodiments of the present invention, not limit the scope of the invention.Every equivalent structure utilizing description of the invention and accompanying drawing content to be made or equivalence flow process conversion, or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in the scope of patent protection of the present invention.
Claims (8)
1. an elevating lever, it is characterised in that described elevating lever includes:
Upper boom, the bottom of described upper boom is provided with at least one installation portion, and described installation portion includes inwardly being opened by described bottom sides
If spring groove；
At least one spring, described spring is inserted in described spring groove；
At least one thimble, described thimble includes thimble body and the connecting portion extended by described thimble body, described connection
Portion is the cylindricality of hollow, and described connecting portion is enclosed within described spring；
At least one installing plate, described installing plate has a through hole, and described thimble body passes from through hole, described installing plate
Described thimble can be fixed on internally shrinking the bottom of described upper boom；
Lower beam, described lower beam is hollow bar, is inside provided with a host cavity, the sidewall of described lower beam has at least one with described top
Sliding tray that is that pin matches and that connect with described host cavity, described host cavity in order to house described upper boom, described sliding tray
Having downwards at least one by top and fix groove, the top of described fixing groove connects with the top of described sliding tray；
Described thimble also includes the limiting section being arranged on the junction of described thimble body and described connecting portion, described limiting section support
Touch the periphery of the through hole of described installing plate.
Elevating lever the most according to claim 1, it is characterised in that described upper boom and described lower beam are round bar, described installation
Portion, spring, thimble, installing plate, sliding tray and fixing groove are two and are uniformly distributed.
Elevating lever the most according to claim 1, it is characterised in that described installation portion also includes mounting groove and screw slots, institute
Stating mounting groove is the groove matched with described installing plate caved inward by the bottom of described upper boom, and described spring groove is
Being formed by the bottom notch of described mounting groove, described screw slots are to be formed by the bottom notch of described mounting groove.
Elevating lever the most according to claim 3, it is characterised in that have installing hole, described installing plate on described installing plate
Through described installing hole and penetrate described screw slots by screw, thus described installing plate is fixed in described mounting groove.
Elevating lever the most according to claim 4, it is characterised in that described installing plate includes base portion and by described base portion both sides
Downwardly extending the two screw installation portions that bending extends again, described through hole is arranged on described base portion, and screw described in two is installed
Installing hole it is equipped with in portion.
Elevating lever the most according to claim 1, it is characterised in that the bottom of described upper boom is solid, described upper boom except
Other parts outside Di Bu are hollow.
Elevating lever the most according to claim 1, it is characterised in that described thimble body is hemispherical.
8. a light fixture, it is characterised in that described light fixture includes the elevating lever in claim 1～7 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105047.XA CN104075286B (en) | 2013-03-28 | 2013-03-28 | A kind of elevating lever and light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105047.XA CN104075286B (en) | 2013-03-28 | 2013-03-28 | A kind of elevating lever and light fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104075286A CN104075286A (en) | 2014-10-01 |
| CN104075286B true CN104075286B (en) | 2016-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310105047.XA Active CN104075286B (en) | 2013-03-28 | 2013-03-28 | A kind of elevating lever and light fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104075286B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112212260B (en) * | 2020-09-17 | 2021-10-08 | 江苏方洋能源科技有限公司 | LED illumination economizer system based on town road engineering |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201157679Y (en) * | 2007-09-11 | 2008-12-03 | 王朝煌 | Expansible bracket |
| CN202065861U (en) * | 2011-04-29 | 2011-12-07 | 林万炯 | LED lamp with retractable lamp pole |
| CN202533466U (en) * | 2012-05-07 | 2012-11-14 | 齐河县电业公司 | Insulation support for high-voltage tests |
-
2013
- 2013-03-28 CN CN201310105047.XA patent/CN104075286B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201157679Y (en) * | 2007-09-11 | 2008-12-03 | 王朝煌 | Expansible bracket |
| CN202065861U (en) * | 2011-04-29 | 2011-12-07 | 林万炯 | LED lamp with retractable lamp pole |
| CN202533466U (en) * | 2012-05-07 | 2012-11-14 | 齐河县电业公司 | Insulation support for high-voltage tests |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104075286A (en) | 2014-10-01 |
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