CN103453346A - Explosion-proof lamp - Google Patents
Explosion-proof lamp Download PDFInfo
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- CN103453346A CN103453346A CN2012101816408A CN201210181640A CN103453346A CN 103453346 A CN103453346 A CN 103453346A CN 2012101816408 A CN2012101816408 A CN 2012101816408A CN 201210181640 A CN201210181640 A CN 201210181640A CN 103453346 A CN103453346 A CN 103453346A
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- Prior art keywords
- explosion
- openend
- housing
- uncapping
- proof lamp
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Abstract
An explosion-proof lamp comprises a housing, a rear cover, a pressing screwed member and a cover opening screwed member. The housing is in a cylindrical structure with two opening ends. A heat insulating board is arranged in the housing and partitions the inner space of the housing into an electrical cavity and a light source cavity. One opening end, close to the electrical cavity, of the housing is a first opening end, and the end face of the first opening end is provided with a locking screwed hole. The first opening end is sealed by the rear cover, and an explosion insulation structure is arranged at the connection part of the rear cover and the first opening end to seal the electrical cavity into an explosion insulation cavity; a fixing screwed hole and a cover opening screwed hole are formed in the rear cover; the pressing screwed member is screwed to the locking screwed hole and the locking screwed hole so as to fix the rear cover at the first opening end; the cover opening screwed member is screwed to the cover opening screwed hole, and the end of the cover opening screwed member is abutted against the first opening end; when the pressing screwed member is unscrewed, the cover opening screwed member is screwed, the end of the cover opening screwed member is abutted against the first opening end to jack up the rear cover. The explosion-proof lamp can be maintained conveniently.
Description
[technical field]
The present invention relates to a kind of light fixture, particularly relate to a kind of explosion-proof lamp.
[background technology]
The housing of traditional explosion-proof lamp and bonnet because of explosion suppresion surface be combined very tight, enclosure interior has negative pressure, is difficult to bonnet is opened.If when traditional explosion-proof lamp is keeped in repair, need to larger pulling force, go to pull bonnet to open and uncap, even need to by special-purpose instrument, go to pull bonnet, cause comparatively difficulty of maintenance.
[summary of the invention]
In view of above-mentioned condition, be necessary to provide a kind of maintenance explosion-proof lamp comparatively easily.
A kind of explosion-proof lamp comprises:
Housing, for the tube structure of both ends open, be provided with thermal insulation board in described housing, described thermal insulation board is divided into electric apparatus chamber and light-source chamber by the inner space of described housing, described housing is the first openend near the openend of described electric apparatus chamber, and the end face of described the first openend is provided with locking screw holes;
Bonnet, seal described the first openend, and described bonnet and described the first openend junction employing explosion separation structure, so that described electric apparatus chamber sealing is formed to explosion-proof chamber, offers fixing threaded hole and the screw of uncapping on described bonnet;
The collet threaded part, be screwed with described fixing threaded hole and locking screw holes, described bonnet is fixed in to described the first openend; And
The screw element of uncapping, be screwed with the described screw of uncapping, but and the end of the described screw element of uncapping and described the first openend butt;
Wherein, after described collet threaded part unclamps, rotate the described screw element of uncapping, the end of the described screw element of uncapping and described the first openend butt, and the described bonnet of jack-up.
Therein in embodiment, described bonnet comprises lid and is located at the connecting portion of the annular of described lid one side, and described connecting portion is contained in described the first openend, and with the madial wall butt of described the first openend.
In embodiment, the periphery of described lid protrudes and is extended with fin therein, and the described screw of uncapping is opened on described fin; The lateral wall of described the first openend is provided with lug, and the corresponding described fin setting of described lug, rotate the described screw element of uncapping, the end of the described screw element of uncapping and described lug butt and the described bonnet of jack-up.
In embodiment, described lid is provided with boss portion away from the edge of a side of described connecting portion therein, and described fixing threaded hole is opened on described boss portion.
In embodiment, the lateral wall of described housing is provided with sleeve therein, and described sleeve is communicated with described electric apparatus chamber.
In embodiment, described thermal insulation board is provided with fixed leg near a side of described electric apparatus chamber therein, and described fixed leg is for fixing circuit board.
In embodiment, also comprise the light fixture holder on the lateral wall of being located at described housing therein, described light fixture holder comprises:
The first connecting plate, be fixedly connected with the lateral wall of described housing, and along the radially setting of described housing;
The second connecting plate, be fixedly connected with the lateral wall of described housing, and along the axial setting of described housing; And
Fixed head, be fixedly connected with described the first connecting plate and the second connecting plate, and described fixed head and described the first connecting plate are connected to form L shaped structure, and described the second connecting plate is positioned at the middle part of described L shaped structure.
In embodiment, described collet threaded part and the screw element of uncapping are soket head cap screw, thumbscrew or T shape screw therein.
In embodiment, described housing is the second openend near the openend of described light-source chamber therein, and described explosion-proof lamp also comprises the translucent cover of being located at described the second openend.
In embodiment, described explosion separation structure is flame proof sealing ring, seam flameproof joint or flanged flameproof joint therein.
Above-mentioned explosion-proof lamp can be after the collet threaded part unclamps, by rotation uncap screw element and jack-up bonnet, by the butt power jack-up bonnet of the screw element self of uncapping, and without adopting larger pulling force to remove to pull bonnet, also without the instrument by special-purpose, remove to pull bonnet, therefore, above-mentioned explosion-proof lamp can be dismantled comparatively like a cork bonnet when maintenance, makes the explosion-proof lamp maintenance more for convenience.
[accompanying drawing explanation]
The stereogram of the explosion-proof lamp that Fig. 1 is present embodiment;
Fig. 2 is the cutaway view along the A-A line in Fig. 1;
Fig. 3 is the cutaway view along the B-B line in Fig. 1.
[specific embodiment]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Provided preferred embodiment of the present invention in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the purpose of these embodiment be make the understanding of disclosure of the present invention more comprehensively thorough.
It should be noted that, when element is called as " being fixed in " another element, can directly can there be 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 that this paper is used are 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 used in specification of the present invention herein, just in order to describe the purpose 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, the explosion-proof lamp 100 of present embodiment, comprise housing 110, bonnet 120, collet threaded part 130 and the screw element 140 of uncapping.Bonnet 120 removably is fixedly connected with housing 110 by collet threaded part 130.Uncap screw element 140 for the convenient bonnet 120 of opening.
Refer to Fig. 2 and Fig. 3, the tube structure that housing 110 is both ends open.Be provided with thermal insulation board 111 in housing 110, thermal insulation board 111 is divided into electric apparatus chamber 113 and light-source chamber 115 by housing 110 inner spaces.Thermal insulation board 111 is provided with fixed leg 112 near a side of electric apparatus chamber 113, and fixed leg 112 is for the fixing circuit board (not shown).Owing to adopting threaded fastener (not shown) and fixed leg 112 screw togather and circuit board is fixed in electric apparatus chamber 113, without boring on thermal insulation board 111, to improve the sealing of electric apparatus chamber 113, and thermal insulation board 111 can better be isolated the heat of the interior electric elements generation of electric apparatus chamber 113 and the heat of light-source chamber 115 interior generations, influence each other with the heat of avoiding the two generation, improve the heat dispersion of explosion-proof lamp 100.
The first openend of bonnet 120 seal casinghousings 110, and the first openend junction employing explosion separation structure of bonnet 120 and housing 110, form explosion-proof chamber with electric apparatus chamber 113 sealings by housing 110.Explosion separation structure can adopt flame proof sealing ring, seam flameproof joint, flanged flameproof joint etc.Offer fixing threaded hole 121 on bonnet 120 and the screw 123 of uncapping.
Specifically in the present embodiment, bonnet 120 comprises lid 124 and is located at the connecting portion 125 of the annular of lid 124 1 sides.During installation, connecting portion 125 is contained in the first openend of housing 110, and with the madial wall butt of the first openend of housing 110.
The periphery of lid 124 protrudes and is extended with fin 1241, and the screw 123 of uncapping is opened on fin 1241.Lid 124 is provided with boss portion 1243 away from the edge of a side of connecting portion 125, and fixing threaded hole 121 is opened on boss portion 1243.The lateral wall of connecting portion 125 is provided with annular groove 1251.Annular groove 1251 is for accommodating annular sealing ring (not shown), so that sealing ring is connected on the inwall of housing 110 near the openend of electric apparatus chambers 113, thus the gap between sealing cover body 124 and housing 110.
Collet threaded part 130 wears the fixing threaded hole 121 of bonnet 120 and the locking screw holes 117 of housing 110, and is screwed with the fixing threaded hole 121 of bonnet 120 and the locking screw holes 117 of housing 110, bonnet 120 is fixed in to the first openend of housing 110.Collet threaded part 130 can be soket head cap screw, thumbscrew, T shape screw etc.
The screw element 140 of uncapping wears the screw 123 being screwed with the screw 123 of uncapping of bonnet 120 of uncapping of bonnet 120, but and the first openend butt of the end of the screw element 140 of uncapping and housing 110, wherein, after collet threaded part 130 unclamps, the rotation screw element 140 of uncapping, the uncap end of screw element 140 and the first openend butt of housing 110, and jack-up bonnet 120.Specifically in the present embodiment, the fin of the corresponding bonnet 120 of lug 118 on the lateral wall of the first openend of housing 110 1241 arranges, and rotates the screw element 140 of uncapping, the end of the screw element 140 of uncapping and lug 118 butts and jack-up bonnet 120.The screw element 140 of uncapping can be soket head cap screw, thumbscrew or T shape screw.
Please again consult Fig. 1, explosion-proof lamp 100 also comprises the light fixture holder 150 on the lateral wall of being located at housing 110, and light fixture holder 150 comprises the first connecting plate 151, the second connecting plate 153 and fixed head 155.
The first connecting plate 151 is fixedly connected with the lateral wall of housing 110, and along the radially setting of housing 110.The second connecting plate 153 is fixedly connected with the lateral wall of housing 110, and along the axial setting of housing 110.Fixed head 155 is fixedly connected with the first connecting plate 151 and the second connecting plate 153, and fixed head 155 and the first connecting plate 151 are connected to form L shaped structure, and the second connecting plate 153 is positioned at the middle part of L shaped structure.
Because the fixed head 155 of light fixture holder 150 is fixedly connected with housing 110 by the first connecting plate 151 and the second connecting plate 153 that is positioned at two different directions, and make fixed head 155 and the first connecting plate 151, the second connecting plate 153 form stable gusseted structure, the stability while installing to improve housing 110.
Explosion-proof lamp 100 also comprises the translucent cover (not shown) of the second openend of being located at housing 110.Translucent cover is for seal light source chamber 115.
Above-mentioned explosion-proof lamp 100 can be after collet threaded part 130 unclamps, by rotation uncap screw element 140 and jack-up bonnet 120, by the butt power jack-up bonnet of the screw element 140 self of uncapping, and without adopting larger pulling force to remove to pull bonnet 120, also without the instrument by special-purpose, remove to pull bonnet 120, therefore, above-mentioned explosion-proof lamp 100 can be dismantled comparatively like a cork bonnet 120 when maintenance, makes explosion-proof lamp 100 maintenances more for convenience.
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. an explosion-proof lamp, is characterized in that, comprising:
Housing, for the tube structure of both ends open, be provided with thermal insulation board in described housing, described thermal insulation board is divided into electric apparatus chamber and light-source chamber by the inner space of described housing, described housing is the first openend near the openend of described electric apparatus chamber, and the end face of described the first openend is provided with locking screw holes;
Bonnet, seal described the first openend, and described bonnet and described the first openend junction employing explosion separation structure, so that described electric apparatus chamber sealing is formed to explosion-proof chamber, offers fixing threaded hole and the screw of uncapping on described bonnet;
The collet threaded part, be screwed with described fixing threaded hole and locking screw holes, described bonnet is fixed in to described the first openend; And
The screw element of uncapping, be screwed with the described screw of uncapping, but and the end of the described screw element of uncapping and described the first openend butt;
Wherein, after described collet threaded part unclamps, rotate the described screw element of uncapping, the end of the described screw element of uncapping and described the first openend butt, and the described bonnet of jack-up.
2. explosion-proof lamp as claimed in claim 1, is characterized in that, described bonnet comprises lid and be located at the connecting portion of the annular of described lid one side, and described connecting portion is contained in described the first openend, and with the madial wall butt of described the first openend.
3. explosion-proof lamp as claimed in claim 2, is characterized in that, the periphery of described lid protrudes and is extended with fin, and the described screw of uncapping is opened on described fin; The lateral wall of described the first openend is provided with lug, and the corresponding described fin setting of described lug, rotate the described screw element of uncapping, the end of the described screw element of uncapping and described lug butt and the described bonnet of jack-up.
4. explosion-proof lamp as claimed in claim 2, is characterized in that, described lid is provided with boss portion away from the edge of a side of described connecting portion, and described fixing threaded hole is opened on described boss portion.
5. explosion-proof lamp as claimed in claim 1, is characterized in that, the lateral wall of described housing is provided with sleeve, and described sleeve is communicated with described electric apparatus chamber.
6. explosion-proof lamp as claimed in claim 1, is characterized in that, described thermal insulation board is provided with fixed leg near a side of described electric apparatus chamber, and described fixed leg is for fixing circuit board.
7. explosion-proof lamp as claimed in claim 1, is characterized in that, also comprises the light fixture holder on the lateral wall of being located at described housing, and described light fixture holder comprises:
The first connecting plate, be fixedly connected with the lateral wall of described housing, and along the radially setting of described housing;
The second connecting plate, be fixedly connected with the lateral wall of described housing, and along the axial setting of described housing; And
Fixed head, be fixedly connected with described the first connecting plate and the second connecting plate, and described fixed head and described the first connecting plate are connected to form L shaped structure, and described the second connecting plate is positioned at the middle part of described L shaped structure.
8. explosion-proof lamp as claimed in claim 1, is characterized in that, described collet threaded part and the screw element of uncapping are soket head cap screw, thumbscrew or T shape screw.
9. explosion-proof lamp as claimed in claim 1, is characterized in that, described housing is the second openend near the openend of described light-source chamber, and described explosion-proof lamp also comprises the translucent cover of being located at described the second openend.
10. explosion-proof lamp as claimed in claim 1, is characterized in that, described explosion separation structure is flame proof sealing ring, seam flameproof joint or flanged flameproof joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210181640.8A CN103453346B (en) | 2012-06-04 | 2012-06-04 | Explosion-proof lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210181640.8A CN103453346B (en) | 2012-06-04 | 2012-06-04 | Explosion-proof lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103453346A true CN103453346A (en) | 2013-12-18 |
| CN103453346B CN103453346B (en) | 2017-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210181640.8A Active CN103453346B (en) | 2012-06-04 | 2012-06-04 | Explosion-proof lamp |
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| Country | Link |
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| CN (1) | CN103453346B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87204133U (en) * | 1987-04-17 | 1988-01-06 | 刘铁均 | Medium pressure acetylene lamp |
| DE202005021473U1 (en) * | 2005-09-23 | 2008-04-17 | Springer, Joachim | Underwater light |
| CN201314534Y (en) * | 2008-12-18 | 2009-09-23 | 常州裕华电子设备制造有限公司 | Explosion-proof laser light |
| CN201425187Y (en) * | 2009-05-22 | 2010-03-17 | 深圳市恒之源电器有限公司 | High-power LED spot lamp |
| CN101706092A (en) * | 2009-11-10 | 2010-05-12 | 海洋王照明科技股份有限公司 | Light fitting sealing structure with respiratory function |
| CN102384438A (en) * | 2010-08-27 | 2012-03-21 | 泰科电子公司 | Light module |
-
2012
- 2012-06-04 CN CN201210181640.8A patent/CN103453346B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87204133U (en) * | 1987-04-17 | 1988-01-06 | 刘铁均 | Medium pressure acetylene lamp |
| DE202005021473U1 (en) * | 2005-09-23 | 2008-04-17 | Springer, Joachim | Underwater light |
| CN201314534Y (en) * | 2008-12-18 | 2009-09-23 | 常州裕华电子设备制造有限公司 | Explosion-proof laser light |
| CN201425187Y (en) * | 2009-05-22 | 2010-03-17 | 深圳市恒之源电器有限公司 | High-power LED spot lamp |
| CN101706092A (en) * | 2009-11-10 | 2010-05-12 | 海洋王照明科技股份有限公司 | Light fitting sealing structure with respiratory function |
| CN102384438A (en) * | 2010-08-27 | 2012-03-21 | 泰科电子公司 | Light module |
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| Publication number | Publication date |
|---|---|
| CN103453346B (en) | 2017-04-19 |
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