CN103672765A - Thread tightening structure and lamp shell structure with same - Google Patents
Thread tightening structure and lamp shell structure with same Download PDFInfo
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- CN103672765A CN103672765A CN201210358377.5A CN201210358377A CN103672765A CN 103672765 A CN103672765 A CN 103672765A CN 201210358377 A CN201210358377 A CN 201210358377A CN 103672765 A CN103672765 A CN 103672765A
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- threaded fastener
- grooving
- nut
- fixing structure
- thread
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Abstract
Provided is a thread tightening structure. The thread tightening structure comprises a thread fastener and a nut. One end of the thread fastener is provided with a blocking portion and a slot, the blocking portion is close to the end portion of the thread fastener compared with the slot, the nut is arranged on the thread fastener in a sleeved mode and blocked by the blocking portion, the nut is combined with the thread fastener in a threaded mode, and the nut can rotate from one side of the slot to the other side of the slot. The thread tightening structure can not be easily lost, and is convenient to dismount. The invention further provides a lamp shell structure with the thread tightening structure.
Description
[technical field]
The present invention relates to a kind of fixed structure, particularly relate to a kind of thread fixing structure and there is the lamp casing structure of this thread fixing structure.
[background technology]
Thread fixing structure is common a kind of in fixed structure, and it is widely used in every field, for example, and lighting.Traditional thread fixing structure comprises bolt and is sheathed on the nut on bolt.When adopt passing the thread fixing structure of cylinder and be fixedly connected with the upper casing of light fixture and lower casing, bolt screws togather with nut after through the fixing hole of upper casing and the fixing hole of lower casing, thereby upper casing is removably fixedly connected with lower casing.
Yet, when needing repairing light fixture, nut need to be turned on and separation from bolt, now, when taking off lamp housing, bolt and nut need to be caught, otherwise easily lose.And when dismounting, the personnel that need repairing hold lower casing on the other hand, another hand is caught thread fixing structure, causes extremely inconvenience of dismounting.
[summary of the invention]
In view of above-mentioned condition, be necessary to provide the screw threads for fastening structure of a kind of difficult loss and convenient disassembly.
A thread fixing structure, comprising:
Threaded fastener, its one end is provided with stop part and grooving, and the more described grooving of described stop part is near the end of described threaded fastener; And
Nut, is sheathed on described threaded fastener, and is stopped by described stop part;
Wherein, described nut and described threaded fastener screw togather, and can rotate to from a side of described grooving another side of described grooving.
Compared to traditional thread fixing structure, above-mentioned thread fixing structure at least has the following advantages:
(1) nut of above-mentioned thread fixing structure is set on threaded fastener all the time, and the stop part on threaded fastener can prevent that nut from coming off; In addition, thread fixing structure can be suspended on one of them object all the time, and therefore, above-mentioned thread fixing structure is difficult for losing.
(2) when needs are dismantled two objects that are fixed together, only need unclamp nut, the axial region that threaded fastener is positioned to grooving departs from the fixing hole of this object by the otch of one of them object, and without turning on nut completely, and one hand can operate, therefore, above-mentioned thread fixing structure dismounting more for convenience.
Therein in an embodiment, described stop part is out of shape the recess of formation for pushing screw thread on described threaded fastener.
Therein in an embodiment, described stop part is the lug boss of being located on the screw thread of described threaded fastener.
In an embodiment, described grooving is the annular groove that radially extends and round along described threaded fastener therein.
In an embodiment, the radial cross-section that described threaded fastener is positioned at described annular groove is rectangle therein.
In an embodiment, described grooving is two, and is oppositely arranged therein, and each grooving is all along the radially extension of described threaded fastener.
In an embodiment, the radial cross-section of described threaded fastener between described two groovings is kidney-shaped therein.
In an embodiment, described nut is wing nut, six-sided nut or round nut therein.
In an embodiment, described threaded fastener is bolt or screw therein, and described stop part is located at relative one end of cap head of described threaded fastener.
Meanwhile, also provide a kind of lamp casing structure with above-mentioned thread fixing structure.
A lamp casing structure, comprising:
Lamp housing, an end opening, the opening periphery of described lamp housing is provided with the first connecting portion, and described the first connecting portion is provided with the first fixing hole and is connected with described the first fixing hole and along axially extended first otch of described the first fixing hole;
Lampshade, be sealed in the opening part of described lamp housing, corresponding described the first connecting portion of the periphery of described lampshade is provided with the second connecting portion, and described the second connecting portion offers the second fixing hole and is connected with described the second fixing hole and along axially extended second otch of described the second fixing hole; And
Above-mentioned thread fixing structure, be fixedly connected with described lamp housing and described lampshade, described grooving is more than or equal to the thickness of described the first connecting portion and the second connecting portion along the axial length of described threaded fastener, and the minimum dimension that described threaded fastener is positioned at the radial cross-section of described grooving is less than or equal to the width of described the first otch and the second otch, so that described threaded fastener is positioned at the axial region of described grooving, penetrates described the first fixing hole and the second fixing hole respectively by described the first otch and the second otch.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the thread fixing structure of embodiment of the present invention;
Fig. 2 is the cutaway view along A-A line in Fig. 1;
Fig. 3 is the stereogram with the lamp casing structure of thread fixing structure shown in Fig. 1;
Fig. 4 is the enlarged drawing of the B part in Fig. 3.
[specific embodiment]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.In accompanying drawing, provided preferred embodiment of the present invention.But the present invention can realize in many different forms, be not limited to embodiment described herein.On the contrary, providing the object of these embodiment is to make to the understanding of disclosure of the present invention more thoroughly comprehensively.
It should be noted that, when element is called as " being fixed on " another element, can 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 have centering elements simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology of using are herein identical with the implication that belongs to the common understanding of those skilled in the art of the present invention with scientific terminology.The term using in description of the present invention herein, just in order to describe the object of specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
Refer to Fig. 1 and Fig. 2, the thread fixing structure 100 of one embodiment of the present invention, comprises threaded fastener 110 and nut 120.Nut 120 matches with threaded fastener 110, for being removably fixedly connected with two objects.
One end of threaded fastener 110 is provided with stop part 111 and grooving 113.Stop part 111 is the end near threaded fastener 110 compared with grooving 113.Specifically in the illustrated embodiment, threaded fastener 110 is bolt or screw, and stop part 111 is located at relative one end of cap head 115 of threaded fastener 110.When thread fixing structure 100 is fixedly connected with two objects, threaded fastener 110 is through the fixed part of these two objects, and the fixed part of two objects is clamped between the cap head 115 and nut 120 of threaded fastener 110, thereby be removably fixedly connected with this two objects.
Stop part 111 is out of shape the recess of formation for the screw thread on thread-rolling screw securing member 110.Grooving 113 is the annular groove that radially extends and round along threaded fastener 110.The radial cross-section that threaded fastener 110 is positioned at annular groove is rectangle, that is, the cross section that threaded fastener 110 is positioned at the axial region 113a of annular groove is rectangle.Certainly, threaded fastener 110 is positioned at the radial cross-section of annular groove for being other shapes, for example, circular, oval etc.
The radial cross-section that is positioned at annular groove due to threaded fastener 110 is rectangle, and it is in the situation that guarantee to have higher structural strength, make threaded fastener 110 be positioned at annular groove radial cross-section there is less size.
In other embodiments, stop part 111 is for being located at the lug boss on the screw thread of threaded fastener 110.Lug boss can be pedestal, steady pin etc.Grooving 113 is two, and is oppositely arranged, and each grooving 113 is all along the radially extension of threaded fastener 110.The radial cross-section of threaded fastener 110 between two groovings 113 is kidney-shaped.Certainly, the radial cross-section of threaded fastener 110 between two groovings 113 also can be other shapes.
Because grooving 113 is two, and be oppositely arranged, without around a week of threaded fastener 110, and the radial cross-section of threaded fastener 110 between two groovings 113 is kidney-shaped, it is convenient to processing, only need form two regular rectangular channels in the relative both sides of threaded fastener 110.
Nut 120 is sheathed on threaded fastener 110, and is blocked portion 111 and stops.Nut 120 is wing nut 120, six-sided nut 120 or round nut 120.Wherein, nut 120 screws togather with threaded fastener 110, and can rotate to from a side of grooving 113 another side of grooving 113.
The fixed part of two objects is equipped with fixing hole, and the edge of fixing hole is provided with the axially extended otch along fixing hole.The axial region 113a that threaded fastener 110 is positioned at grooving 113 places can insert by otch the fixing hole of two objects, thereby makes nut 120 securing members in the situation that being arranged with nut 120, wears the fixing hole of the fixed part of two objects.
During original state, the axial region 113a that threaded fastener 110 is positioned at grooving 113 places has inserted the fixing hole of one of them object by otch, using this object together with thread fixing structure 100 as an assembly.When needs are fixedly connected with two objects, nut 120 is rotated to the grooving 113 of threaded fastener 110 near a side of stop part 111, the axial region 113a that threaded fastener 110 is positioned at grooving 113 places can insert by otch the fixing hole of another one object, then, again nut 120 is rotated to the grooving 113 of threaded fastener 110 away from a side of stop part 111, thereby the fixed part of two objects is held between the cap head 115 and nut 120 of threaded fastener 110, and then two objects are removably fixedly connected with.When needs disassemble two objects, nut 120 is rotated to the grooving 113 of threaded fastener 110 near a side of stop part 111, the axial region 113a that threaded fastener 110 is positioned at grooving 113 places can deviate from from the fixing hole of this one of them object by otch, can be by two objects separately.
Compared to traditional thread fixing structure, above-mentioned thread fixing structure 100 at least has the following advantages:
(1) nut 120 of above-mentioned thread fixing structure 100 is set on threaded fastener 110 all the time, and the stop part on threaded fastener 110 111 can prevent that nut 120 from coming off; In addition, thread fixing structure 100 can be suspended on one of them object all the time, and therefore, above-mentioned thread fixing structure 100 is difficult for losing.
(2) when needs are dismantled two objects that are fixed together, only need unclamp nut 120, the axial region 113a that threaded fastener 110 is positioned to grooving 113 departs from the fixing hole of this object by the otch of one of them object, and without turning on nut 120 completely, and one hand can operate, therefore, above-mentioned thread fixing structure 100 dismountings more for convenience.
Above-mentioned thread fixing structure 100 can be applicable in lamp casing structure, so that light fixture is applicable under rugged environment, for example, be applied to the light fixture at the severe harbour of environment, lamp installation height is high, and vibration, corrosion are by force, light fixture often needs the more perishable components and parts such as lamp changing base, light source, the personnel that need repairing dismantle in high-altitude, and its maintenance and repair is very inconvenient, dangerous, efficiency is low.
Refer to Fig. 3 and Fig. 4, a kind of lamp casing structure 10, comprises lamp housing 200, lampshade 300 and above-mentioned thread fixing structure 100.
One end opening of lamp housing 200, the opening periphery of lamp housing 200 is provided with the first connecting portion 201.The first connecting portion 201 is provided with the first fixing hole 201a and is connected with the first fixing hole 201a and along axially extended the first otch 201b of the first fixing hole 201a.
Lampshade 300 is sealed in the opening part of lamp housing 200.Corresponding first connecting portion 201 of periphery of lampshade 300 is provided with the second connecting portion 301.The second connecting portion 301 offers the second fixing hole 301a and is connected with the second fixing hole 301a and along axially extended the second otch 201b of the second fixing hole 301a.
Thread fixing structure 100 is fixedly connected with lamp housing 200 and lampshade 300.Wherein, the grooving 113 of threaded fastener 110 is more than or equal to the thickness of the first connecting portion 201 of lamp housing 200 and the second connecting portion 301 of lampshade 300 along the axial length of threaded fastener 110, and the minimum dimension that threaded fastener 110 is positioned at the radial cross-section of grooving 113 is less than or equal to the width of the first otch 201b of lamp housing 200 and the second otch 201b of lampshade 300, so that being positioned at the axial region 113a of grooving 113, threaded fastener 110 by the first otch 201b and the lampshade 300 second otch 201b of lamp housing 200, penetrates the first fixing hole 201a and the second fixing hole 301a respectively.
During components and parts in need to changing lamp casing structure 10, for example, lamp socket, light source etc., nut 120 is rotated to the grooving 113 of threaded fastener 110 near a side of stop part 111, the axial region 113a that threaded fastener 110 is positioned at grooving 113 places can deviate from from the second fixing hole 301a of lampshade 300 by the second otch 201b, lampshade 300 can be disassembled from lamp housing 200.Changed after components and parts, again nut 120 is rotated to the grooving 113 of threaded fastener 110 near a side of stop part 111, the axial region 113a that threaded fastener 110 is positioned at grooving 113 places can insert the second fixing hole 301a of lampshade 300 by the second otch 201b, lampshade 300 can be fixed on lamp housing 200.
Specifically in the illustrated embodiment, lampshade 300 comprises Transparent Parts 310 and lamp ring 320, and lamp ring 320 is sheathed on the openend of Transparent Parts 310.The second fixing hole 301a and the second otch 201b are formed on lamp ring 320.Lamp socket and light source are fixed in the host cavity of Transparent Parts 310 and lamp ring 320 formation.When the lamp socket of the light fixture that needs repairing or light source, can lampshade 300 quick-detachments be got off by above-mentioned thread fixing structure 100, and thread fixing structure 100 is still suspended on lamp housing 200, lampshade 300 bands that need to carry out repair and replacement are back to ground, replacing is safeguarded and then is assembled, reduced maintenance and repair personnel's operating risk coefficient, improved the maintenance and repair efficiency of light fixture, can save time more than 40%.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore 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 (10)
1. a thread fixing structure, is characterized in that, comprising:
Threaded fastener, its one end is provided with stop part and grooving, and the more described grooving of described stop part is near the end of described threaded fastener; And
Nut, is sheathed on described threaded fastener, and is stopped by described stop part;
Wherein, described nut and described threaded fastener screw togather, and can rotate to from a side of described grooving another side of described grooving.
2. thread fixing structure as claimed in claim 1, is characterized in that, described stop part is out of shape the recess of formation for pushing screw thread on described threaded fastener.
3. thread fixing structure as claimed in claim 1, is characterized in that, described stop part is the lug boss of being located on the screw thread of described threaded fastener.
4. thread fixing structure as claimed in claim 1, is characterized in that, described grooving is the annular groove that radially extends and round along described threaded fastener.
5. thread fixing structure as claimed in claim 4, is characterized in that, the radial cross-section that described threaded fastener is positioned at described annular groove is rectangle.
6. thread fixing structure as claimed in claim 1, is characterized in that, described grooving is two, and is oppositely arranged, and each grooving is all along the radially extension of described threaded fastener.
7. thread fixing structure as claimed in claim 6, is characterized in that, the radial cross-section of described threaded fastener between described two groovings is kidney-shaped.
8. thread fixing structure as claimed in claim 1, is characterized in that, described nut is wing nut, six-sided nut or round nut.
9. thread fixing structure as claimed in claim 1, is characterized in that, described threaded fastener is bolt or screw, and described stop part is located at relative one end of cap head of described threaded fastener.
10. a lamp casing structure, is characterized in that, comprising:
Lamp housing, an end opening, the opening periphery of described lamp housing is provided with the first connecting portion, and described the first connecting portion is provided with the first fixing hole and is connected with described the first fixing hole and along axially extended first otch of described the first fixing hole;
Lampshade, be sealed in the opening part of described lamp housing, corresponding described the first connecting portion of the periphery of described lampshade is provided with the second connecting portion, and described the second connecting portion offers the second fixing hole and is connected with described the second fixing hole and along axially extended second otch of described the second fixing hole; And
Thread fixing structure as described in claim 1 ~ 9 any one, be fixedly connected with described lamp housing and described lampshade, described grooving is more than or equal to the thickness of described the first connecting portion and the second connecting portion along the axial length of described threaded fastener, and the minimum dimension that described threaded fastener is positioned at the radial cross-section of described grooving is less than or equal to the width of described the first otch and the second otch, so that described threaded fastener is positioned at the axial region of described grooving, penetrates described the first fixing hole and the second fixing hole respectively by described the first otch and the second otch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210358377.5A CN103672765B (en) | 2012-09-24 | 2012-09-24 | Thread fixing structure and the lamp casing structure with the thread fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210358377.5A CN103672765B (en) | 2012-09-24 | 2012-09-24 | Thread fixing structure and the lamp casing structure with the thread fixing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103672765A true CN103672765A (en) | 2014-03-26 |
| CN103672765B CN103672765B (en) | 2018-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210358377.5A Active CN103672765B (en) | 2012-09-24 | 2012-09-24 | Thread fixing structure and the lamp casing structure with the thread fixing structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299517A (en) * | 2015-10-10 | 2016-02-03 | 深圳市九洲光电科技有限公司 | LED illumination lamp easy to install and maintain |
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|---|---|---|---|---|
| JP3354910B2 (en) * | 1999-12-01 | 2002-12-09 | 岸和田ステンレス株式会社 | Nut drop prevention device |
| CN2599305Y (en) * | 2003-01-29 | 2004-01-14 | 王文义 | Theft-proof fastening screw |
| US20080080950A1 (en) * | 2006-07-25 | 2008-04-03 | Lehman Stephen D | I and T combo |
| CN101551089A (en) * | 2008-03-31 | 2009-10-07 | 深圳市海洋王照明科技股份有限公司 | Anti-loosing locking structure and projection lamp provided with same |
| JP4717053B2 (en) * | 2007-12-06 | 2011-07-06 | 株式会社マルサ | Clamp |
| JP2012154470A (en) * | 2011-01-28 | 2012-08-16 | Chugoku Electric Power Co Inc:The | Structure to prevent falling of bolt and nut |
-
2012
- 2012-09-24 CN CN201210358377.5A patent/CN103672765B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3354910B2 (en) * | 1999-12-01 | 2002-12-09 | 岸和田ステンレス株式会社 | Nut drop prevention device |
| CN2599305Y (en) * | 2003-01-29 | 2004-01-14 | 王文义 | Theft-proof fastening screw |
| US20080080950A1 (en) * | 2006-07-25 | 2008-04-03 | Lehman Stephen D | I and T combo |
| JP4717053B2 (en) * | 2007-12-06 | 2011-07-06 | 株式会社マルサ | Clamp |
| CN101551089A (en) * | 2008-03-31 | 2009-10-07 | 深圳市海洋王照明科技股份有限公司 | Anti-loosing locking structure and projection lamp provided with same |
| JP2012154470A (en) * | 2011-01-28 | 2012-08-16 | Chugoku Electric Power Co Inc:The | Structure to prevent falling of bolt and nut |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299517A (en) * | 2015-10-10 | 2016-02-03 | 深圳市九洲光电科技有限公司 | LED illumination lamp easy to install and maintain |
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| Publication number | Publication date |
|---|---|
| CN103672765B (en) | 2018-05-01 |
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