CN103244912B - Bulb shell that can be anti-loose - Google Patents
Bulb shell that can be anti-loose Download PDFInfo
- Publication number
- CN103244912B CN103244912B CN201210025846.1A CN201210025846A CN103244912B CN 103244912 B CN103244912 B CN 103244912B CN 201210025846 A CN201210025846 A CN 201210025846A CN 103244912 B CN103244912 B CN 103244912B
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- CN
- China
- Prior art keywords
- junction surface
- sawtooth
- lampshade
- shell
- loose
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Bulb shell that can be anti-loose, comprises: a shell block and a lampshade.The lower opening of shell block is equipped with one first junction surface, and a side at the first junction surface is equipped with screw thread, and an end face at the first junction surface is equipped with multiple sawtooth, and respectively this sawtooth has a straight flange; Upper shed place of lampshade is formed with one correspond to second junction surface at this first junction surface and be engaged with each other, the corresponding side surface that second junction surface corresponds to this side is equipped with corresponding to the corresponding screw thread of described screw thread and is spirally connected each other, the corresponding end face that second junction surface corresponds to this end face is provided with at least one springing part, springing part is provided with one to correspond to the corresponding sawtooth of respectively this sawtooth and bridle joint each other, corresponding sawtooth has the corresponding straight flange that corresponds to described straight flange, the corresponding straight flange of corresponding sawtooth be connected to arbitrary sawtooth straight flange and prevent from reversing.
Description
Technical field
The invention relates to a kind of bulb shell, refer to a kind of bulb shell that can be anti-loose especially.
Background technology
Known bulb, especially there is the bulb of sectional casing, its bulb shell comprises a shell block and a lampshade (figure slightly), is affixed each other by adhesive agent, to make lampshade composite in the under shed of shell block between the under shed of this shell block and the upper shed of this lampshade.
Only these pass through the bulb shell of adhesive agent and combination with one another, and but have and be easy to cause the problem got loose because adhesive agent goes bad, in other words, lampshade will be easy to get loose and drop, if lampshade is glass material, then will cause danger; If the placement of these bulbs is Code in Hazardous Special Locations, the heavier place of such as aqueous vapor is the corrosion of internal electron spare part, the damage that will make bulb, or the place (as excreta can produce the animal gathering place etc. of the corrosive gas such as ammonia, hydrogen sulfide) such as with corrosive gas also will make the internal electron spare part burn into of bulb damage.
Therefore, how to design a kind of the present invention preventing bulb shell from getting loose, be desire most ardently by inventor a large problem of solution.
Summary of the invention
Main purpose of the present invention is to provide a kind of bulb shell that can be anti-loose, be spirally connected each other by between shell block and lampshade being utilization rotation, and also have the particular design that can prevent bulb shell counter-rotating, thus bulb shell is made to have the effect that can not get loose.
For reaching above-mentioned purpose, the present invention is to provide a kind of bulb shell that can be anti-loose, comprises: a shell block and a lampshade.Wherein, the lower opening of this shell block is equipped with one first junction surface, and a side at this first junction surface is equipped with screw thread, and an end face at this first junction surface is equipped with multiple sawtooth, and respectively this sawtooth has a straight flange, upper shed place of this lampshade is formed with one correspond to second junction surface at this first junction surface and be engaged with each other, the corresponding side surface that this second junction surface corresponds to this side is equipped with corresponding to the corresponding screw thread of described screw thread and is spirally connected each other, the corresponding end face that this second junction surface corresponds to this end face is provided with at least one springing part, this springing part is provided with one to correspond to the corresponding sawtooth of respectively this sawtooth and bridle joint each other, this corresponding sawtooth has the corresponding straight flange that corresponds to described straight flange, the corresponding straight flange of this corresponding sawtooth be connected to arbitrary sawtooth straight flange and prevent reverse.
Thus, lampshade cannot counter-rotating, thus makes bulb shell have the effect that can not get loose, can not drop even.
In addition, provided by the present invention a kind of can be anti-loose bulb shell, be can set up an O shape ring further between first junction surface and the second junction surface of this lampshade of this shell block.Thus, to utilize can not getting loose of bulb shell, the engagement state between shell block and lampshade can not be loosened, and then allow set up O shape ring be played its waterproof, antiseepage function, water liquid, aqueous vapor can not be infiltrated in bulb, therefore, employ the bulb of bulb shell of the present invention, even if be used in the heavy place of aqueous vapor or be used in the place with corrosive gas, the electronic components of its bulb also can not be damaged by corrosion or also can not be corroded and damage.
Accompanying drawing explanation
In order to further understand feature of the present invention, feature and technology contents, refer to following detailed description for the present invention and accompanying drawing, wherein:
Fig. 1 is the three-dimensional exploded view of bulb shell of the present invention.
Fig. 2 is the profile of bulb shell of the present invention under decomposing state.
Fig. 3 is the three-dimensional combination figure of bulb shell of the present invention.
Fig. 4 is the profile of bulb shell of the present invention according to the 3rd figure.
Detailed description of the invention
Refer to shown in Fig. 1-Fig. 4, the present invention is to provide a kind of bulb shell that can be anti-loose, and it comprises shell block 1 and a lampshade 2.
The lower opening of this shell block 1 is equipped with one first junction surface 11, and a side 111 at this first junction surface 11 is equipped with screw thread 12 (as shown in the figure, this side 111 is medial surface, and this screw thread 12 is then internal thread; Certainly, if be respectively lateral surface and external screw thread also can, only scheme slightly), one end face 112 at this first junction surface 11 is equipped with multiple sawtooth 13, those sawtooth 13 are for identical oblique, and respectively this sawtooth 13 has a straight flange 131, as shown in the figure, respectively this sawtooth 13 is the shapes for right angled triangle, and this right angled triangle also has a hypotenuse and a base.
Upper shed place of this lampshade 2 is formed with one correspond to second junction surface 21 at this first junction surface 11 and can be engaged with each other, the corresponding side surface 211 that this second junction surface 21 corresponds to the side 111 of this shell block 1 is equipped with corresponding screw thread 25, this corresponding screw thread 25 be correspond to this shell block 1 screw thread 12 and can be spirally connected (as shown in the figure each other, this corresponding side surface 211 is lateral surface, and this corresponding screw thread 25 is external screw thread; Certainly, if be respectively medial surface and internal thread also can, only scheme slightly), the corresponding end face 212 that this second junction surface 21 corresponds to the end face 112 of this shell block 1 is provided with at least one springing part 23, this springing part 23 be provided with one correspond to respectively this sawtooth 13 corresponding sawtooth 24 and can bridle joint each other, this corresponding sawtooth 24 has the corresponding straight flange 241 of straight flange 131 that corresponds to this sawtooth 113, the corresponding straight flange 241 of this corresponding sawtooth 24 be connected to arbitrary sawtooth 13 straight flange 131 (as shown in Figure 4) and prevent from reversing.
Wherein the springing part 23 of this lampshade 2 can be an elastic arm, the generation type of this elastic arm offers a breach 22 upward, elastic arm then laterally protrudes out from a side of this breach 22, and the direction that protrudes out of this elastic arm is parallel to this shell block 1 to be spirally connected direction (in other words with the rotation of lampshade 2, this shell block 1 and the rotation of lampshade 2 direction that is spirally connected is the springing direction being different from this springing part 23, such as: rotating the direction that is spirally connected is be transverse direction, and springing direction is longitudinal direction, be beneficial to allow the corresponding straight flange 241 of described springing part 23 be able to towards reverse rotation be spirally connected direction and there is non-return effect), the free end of this elastic arm is then formed with described corresponding sawtooth 24 upward, and make the corresponding straight flange 241 of this corresponding sawtooth 24 be formed at the outermost end of elastic arm.
Wherein the first junction surface 11 of this shell block 1 is a circle depressed part, 21, second junction surface of this lampshade 2 be correspond to the flange of this depressed part (certainly also can conversely: the second junction surface 21 of lampshade 2 is a circle depressed part, 11, first junction surface of shell block 1 is the flange corresponding to this depressed part, only scheme slightly), this depressed part and this flange are the joints that can correspond to each other.In addition, between the first junction surface 11 of this shell block 1 and the second junction surface 21 of this lampshade 2, be to have additional an O shape ring 3, so that the effect prevented in aqueous vapor or moisture infiltration bulb shell can be had further.
The present invention can be anti-loose the feature of bulb shell be: by being be provided with to utilize to rotate and be spirally connected each other first between shell block 1 and lampshade 2, two junction surfaces 11, 21, and this first, two junction surfaces 11, it is also be provided with the particular design that can prevent bulb shell counter-rotating between 21: sawtooth 13, and there is the springing part 23 of corresponding sawtooth 24, therefore, when lampshade 2 rotation is bolted in the lower opening of shell block 1, rotated smoothly by the hypotenuse (hypotenuse of right angled triangle) of sawtooth 13 and corresponding sawtooth 24, when rotating to the end, the straight flanges 131 (as shown in Figure 4) being connected to sawtooth 13 by the corresponding straight flange 241 of springing part 23, lampshade 2 cannot counter-rotating, thus bulb shell is had can not get loose, the effect that can not drop even, by setting up an O shape ring 3 between the first junction surface 11 and the second junction surface 21, to utilize can not getting loose of bulb shell, the engagement state between shell block 1 and lampshade 2 can not be loosened, and then allow set up O shape ring 3 be played its waterproof, antiseepage function, water liquid, aqueous vapor can not be infiltrated in bulb, therefore, employ the bulb of bulb shell of the present invention, even if be used in the heavy place of aqueous vapor or be used in the place with corrosive gas, the electronic components of its bulb also can not be damaged by corrosion or also can not be corroded and damage.
Above-described, be only better possible embodiments of the present invention, non-ly therefore namely limit to the scope of the claims of the present invention, the equivalent structure change that every utilization description of the present invention and accompanying drawing content are done, all reason is with being contained in right of the present invention.
Claims (5)
1. a bulb shell that can be anti-loose, comprises:
One shell block, its lower opening is equipped with one first junction surface, and a side at this first junction surface is equipped with screw thread, and an end face at this first junction surface is equipped with multiple sawtooth, and respectively this sawtooth has a straight flange; And
One lampshade, its upper shed place is formed with one and corresponds to second junction surface at this first junction surface and be engaged with each other, the corresponding side surface that this second junction surface corresponds to this side is equipped with corresponding to the corresponding screw thread of described screw thread and is spirally connected each other, the corresponding end face that this second junction surface corresponds to this end face is provided with at least one springing part, this springing part is an elastic arm, and be provided with one and correspond to the corresponding sawtooth of respectively this sawtooth and bridle joint each other, this corresponding sawtooth has the corresponding straight flange that corresponds to described straight flange, the corresponding straight flange of this corresponding sawtooth is connected to the straight flange of arbitrary sawtooth and prevents from reversing, wherein the second junction surface of this lampshade offers a breach, and described elastic arm protrudes out from a side of this breach, and the rotation that this elastic arm is parallel to this shell block and lampshade is spirally connected direction, and the free end of this elastic arm is then formed with described corresponding sawtooth upward, and
One O shape ring, is located at waterproof between the first junction surface of this shell block and the second junction surface of this lampshade.
2. bulb shell that as claimed in claim 1 can be anti-loose, wherein the first junction surface of this shell block is a circle depressed part with the second junction surface of this lampshade one of them, first junction surface of this shell block and the second junction surface of this lampshade wherein another is then for corresponding to the flange of this depressed part, this depressed part and this flange can correspond to each other joint.
3. bulb shell that as claimed in claim 1 can be anti-loose, wherein the side at the first junction surface of this shell block is medial surface, and the corresponding side surface at the second junction surface of this lampshade is then lateral surface.
4. bulb shell that as claimed in claim 1 can be anti-loose, wherein the corresponding sawtooth at respectively this sawtooth at the first junction surface of this shell block and the second junction surface of this lampshade is the shape of right angled triangle.
5. bulb shell that as claimed in claim 1 can be anti-loose, the direction that is spirally connected of the rotation wherein between this shell block and lampshade is different from the springing direction of this springing part.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210025846.1A CN103244912B (en) | 2012-02-07 | 2012-02-07 | Bulb shell that can be anti-loose |
| HK13112645.9A HK1185401A1 (en) | 2012-02-07 | 2013-11-12 | Detachment-resistance shell of light bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210025846.1A CN103244912B (en) | 2012-02-07 | 2012-02-07 | Bulb shell that can be anti-loose |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103244912A CN103244912A (en) | 2013-08-14 |
| CN103244912B true CN103244912B (en) | 2015-09-30 |
Family
ID=48924623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210025846.1A Expired - Fee Related CN103244912B (en) | 2012-02-07 | 2012-02-07 | Bulb shell that can be anti-loose |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103244912B (en) |
| HK (1) | HK1185401A1 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5642972A (en) * | 1995-11-06 | 1997-07-01 | Southco, Inc. | One-direction captive screw fastener |
| CN101979124A (en) * | 2010-09-21 | 2011-02-23 | 浙江沁园水处理科技有限公司 | Anti-looseningning structure of filter core shell |
| CN102235588A (en) * | 2010-04-20 | 2011-11-09 | 太盟光电科技股份有限公司 | Light-emitting diode (LED) lamp bulb structure with replaceable lamp wick |
-
2012
- 2012-02-07 CN CN201210025846.1A patent/CN103244912B/en not_active Expired - Fee Related
-
2013
- 2013-11-12 HK HK13112645.9A patent/HK1185401A1/en not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5642972A (en) * | 1995-11-06 | 1997-07-01 | Southco, Inc. | One-direction captive screw fastener |
| CN102235588A (en) * | 2010-04-20 | 2011-11-09 | 太盟光电科技股份有限公司 | Light-emitting diode (LED) lamp bulb structure with replaceable lamp wick |
| CN101979124A (en) * | 2010-09-21 | 2011-02-23 | 浙江沁园水处理科技有限公司 | Anti-looseningning structure of filter core shell |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1185401A1 (en) | 2014-02-14 |
| CN103244912A (en) | 2013-08-14 |
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