CN203744178U - Explosion-proof lamp - Google Patents
Explosion-proof lamp Download PDFInfo
- Publication number
- CN203744178U CN203744178U CN201420158841.0U CN201420158841U CN203744178U CN 203744178 U CN203744178 U CN 203744178U CN 201420158841 U CN201420158841 U CN 201420158841U CN 203744178 U CN203744178 U CN 203744178U
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- CN
- China
- Prior art keywords
- lamp
- power source
- source cavity
- explosion
- lamp body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 239000000565 sealant Substances 0.000 claims abstract description 9
- 239000003822 epoxy resin Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 229920000647 polyepoxide Polymers 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000001149 thermolysis Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses an explosion-proof lamp. The explosion-proof lamp comprises a lamp body and a lamp cover mounted on the lamp body. A light source cavity is arranged between the lamp body and the lamp cover and internally provided with a light source; an annular boss is protrudingly outwardly arranged on the outer periphery of the lamp cover, the inner periphery of a pressure ring sleeving the lamp cover is provided with an annular groove in which the annular boss is positioned, and a sealant function in adhesion and sealing is arranged between the annular boss and the annular groove; a snap spring used for further fixing the pressure ring and the lamp cover is clamped on the inner wall of the annular groove, the outer wall of the pressure ring is provided with an external thread, an annular connection boss is formed on the lamp body, the inner wall of the annular connection boss is provided with an internal thread, and the external thread and the internal thread are in threaded fit to fixedly connect the lamp body with the pressure ring. The explosion-proof lamp is reasonable in structure, convenient in mounting of the lamp cover and perfect in sealing effect.
Description
Technical field
The utility model belongs to flameproof lamp structure design field.
Background technology
Explosion-proof lamp refers to the hazardous area for imflammable gas and dust existence, can prevent imflammable gas and dust that the inner issuable electric arc of lamp housing, spark and high temperature ignite in surrounding environment, thereby reaches the light fixture of requirement of explosion proof.
A kind of sealing gasket device of Explosion-proof globe is disclosed in patent documentation CN202993137U, it comprises lampshade mounting seat (being equivalent to the lamp housing in the application), lampshade mounting seat is connected with the outer ring that lampshade is installed pressure ring (being equivalent to the trim ring in the application), the inner ring that lampshade is installed pressure ring is connected with sealing gasket, the top of sealing gasket is connected with lampshade mounting seat, and the bottom of sealing gasket is connected with glass lamp shade (being equivalent to the lampshade in the application) coupling.Lampshade mounting seat in this patent documentation and lampshade are installed pressure ring and are bolted connection, and in order to have better fastening effect, just need to use multiple bolts, have so just increased workload, have reduced operating efficiency.
Utility model content
To this, the purpose of this utility model is to provide the more rational explosion-proof lamp of a kind of structure, by adopting structure of the present utility model easily lampshade to be installed on lamp body, and the sealing effectiveness having had.
The technical scheme that realizes the utility model object is:
A kind of explosion-proof lamp, comprises lamp body and is loaded on the lampshade on described lamp body, between described lamp body and lampshade, is provided with light-source chamber, in described light-source chamber, is provided with lamp source; The outer peripheral edges convex of described lampshade is provided with annular boss, the inner peripheral that is set in the trim ring on described lampshade is provided with cannelure, described annular boss is arranged in described cannelure, has been provided with bonding and fluid sealant sealing function between described annular boss and described cannelure; On the inwall of described cannelure, be arranged with for by further fixing jump ring of described trim ring and described lampshade, the outer wall of described trim ring is provided with external screw thread, on described lamp body, form annular and connect boss, the inwall that described annular connects boss is provided with internal thread, and described external screw thread is fixedly connected with described lamp body with described internal thread threaded with described trim ring.
In technique scheme, described lamp body comprises the lead collar, power source cavity lid, power source cavity seat and the lamp housing that connect successively; Between described power source cavity seat and described power source cavity lid, be provided with power source cavity, in described power source cavity, be provided with driver, between described power source cavity lid and described lead collar, be provided with wire connection cavity, in described wire connection cavity, be provided with termination, described lampshade is located at the side of described lamp housing away from described power source cavity seat, described junction block is connected with described actuator electrical, and described driver is electrically connected with described lamp source;
Described lamp housing is provided with the cable-through hole passing for the wire that connects described driver and described lamp source, filling epoxy resin glue in the gap between described wire and described cable-through hole.
In technique scheme, between described lamp housing and described power source cavity seat, be provided with rubber ring and both are threaded connection.
In technique scheme, between described power source cavity seat and described power source cavity lid, be provided with sealing ring and both are connected by screw assembly; Described screw assembly comprises screw and is set in the pad on described screw; Described power source cavity seat is provided with the screw with described screw threaded, described power source cavity cover be provided with for described screw through with the perforation of described screw threaded.
In technique scheme, between described lead collar and power source cavity lid, be provided with sealing ring and both are threaded connection.
In technique scheme, the outside of described lamp body has been provided with the rib of reinforcement and thermolysis.
In technique scheme, described lamp source is LED light source.
The utlity model has positive effect: in (1) explosion-proof lamp of the present utility model, the outer peripheral edges convex of described lampshade is provided with annular boss, the inner peripheral that is set in the trim ring on described lampshade is provided with cannelure, described annular boss is arranged in described cannelure, has been provided with bonding and fluid sealant sealing function between described annular boss and described cannelure; On the inwall of described cannelure, be arranged with for by further fixing jump ring of described trim ring and described lampshade, the outer wall of described trim ring is provided with external screw thread, on described lamp body, form annular and connect boss, the inwall that described annular connects boss is provided with internal thread, and described external screw thread is fixedly connected with described lamp body with described internal thread threaded with described trim ring; By adopting said structure, in the time that lampshade is installed, without using bolt and sealing gasket, the trim ring being connected with lampshade and lamp body are threaded connection, whole installment work is very convenient, meanwhile, and owing to being provided with the jump ring of fixing described trim ring and lampshade, and be provided with fluid sealant between the annular boss of lampshade and the cannelure of trim ring, therefore there is good sealing effectiveness.(2), in explosion-proof lamp of the present utility model, described lamp housing is provided with the cable-through hole passing for the wire that connects described driver and described lamp source, filling epoxy resin glue in the gap between described wire and described cable-through hole; By epoxide-resin glue is set herein, can be by completely isolated to described power source cavity and described light-source chamber, thereby thereby effectively avoid the heat in light-source chamber to enter in power source cavity the electrical equipment in power source cavity is damaged by the gap between wire and cable-through hole; Also can prevent that the electric spark producing in described light-source chamber/described power source cavity from entering in described power source cavity/described light-source chamber simultaneously, and then to the described driver in the described power source cavity/described lamp source in described light-source chamber is damaged.(3) in explosion-proof lamp of the present utility model, by the outer setting rib at lamp body, both can strengthen the intensity of lamp body, the setting of rib simultaneously can make the external surface area of lamp body increase, thereby radiating effect is also more outstanding.
Brief description of the drawings
Fig. 1 is the structural representation of explosion-proof lamp of the present utility model.
Reference numeral shown in figure is: 1-lamp body; 2-lamp source; 3-lampshade; 31-annular boss; 4-trim ring; 41-cannelure; 5-fluid sealant; 6-jump ring; 7-driver; 8-junction block; 9-wire; 10-epoxide-resin glue; 11-lead collar; 12-power source cavity lid; 13-power source cavity seat; 14-lamp housing; 15-rib; 16-screw assembly.
Detailed description of the invention
Below in conjunction with Figure of description, the concrete structure of explosion-proof lamp of the present utility model is done to illustrate:
A kind of explosion-proof lamp, as shown in Figure 1, it comprises lamp body 1 and is loaded on the lampshade on described lamp body 1, between described lamp body 1 and described lampshade 3, is provided with light-source chamber, is provided with lamp source 2 in described light-source chamber; Described lamp source 2 in the present embodiment is LED light source; The outer peripheral edges convex of described lampshade 3 is provided with annular boss 31, the inner peripheral that is set in the trim ring 4 on described lampshade 3 is provided with cannelure 41, described annular boss 31 is arranged in described cannelure 41, between described annular boss 31 and described cannelure 41, be provided with bonding and fluid sealant 5 sealing function, in the present embodiment, fluid sealant used is epoxide-resin glue; On the inwall of described cannelure 41, be arranged with for by further fixing jump ring 6 of described trim ring 4 and described lampshade 3, the inwall of described cannelure 41 is provided with card establishes the draw-in groove of described jump ring 6, the outer wall of described trim ring 4 is provided with external screw thread, on described lamp body 1, form annular and connect boss, the inwall that described annular connects boss is provided with internal thread, and described external screw thread is fixedly connected with described lamp body 1 with described internal thread threaded with described trim ring 4.By adopting said structure, in the time that lampshade 3 is installed, without using bolt and sealing gasket, the trim ring being connected with lampshade 34 and lamp body 1 are threaded connection, whole installment work is very convenient, meanwhile, and owing to being provided with the jump ring of fixing described trim ring 4 and lampshade 3, and be provided with fluid sealant 5 between the annular boss 31 of lampshade 3 and the cannelure 41 of trim ring 4, therefore there is good sealing effectiveness.
Described lamp body 1 in the present embodiment comprises the lead collar 11, power source cavity lid 12, power source cavity seat 13 and the lamp housing 14 that connect successively; Between described power source cavity seat 13 and described power source cavity lid 12, be provided with power source cavity, in described power source cavity, be provided with driver 7, between described power source cavity lid 12 and described lead collar 11, be provided with wire connection cavity, in described wire connection cavity, be provided with junction block 8, described lampshade 3 is located at the side of described lamp housing 14 away from described power source cavity seat 13, described junction block 8 is electrically connected with described driver 7, and described driver 7 is electrically connected with described lamp source 2; Described lamp housing 14 is provided with the cable-through hole passing for the wire 9 that connects described driver 7 and described lamp source 2, filling epoxy resin glue 10 in the gap between described wire 9 and described cable-through hole.By epoxide-resin glue 10 is set herein, can be by completely isolated to described power source cavity and described light-source chamber, thereby thereby effectively avoid the heat in light-source chamber to enter in power source cavity the electrical equipment in power source cavity is damaged by the gap between wire and cable-through hole; Also can prevent that the electric spark producing in described light-source chamber/described power source cavity from entering in described power source cavity/described light-source chamber simultaneously, and then to the described driver in the described power source cavity/described lamp source in described light-source chamber is damaged.
In the present embodiment, between described lamp housing 14 and described power source cavity seat 13, be provided with rubber ring and both are threaded connection; Between described lead collar 11 and power source cavity lid 12, be provided with sealing ring and both are threaded connection; Between described power source cavity seat 13 and described power source cavity lid 12, be provided with sealing ring and both are connected by screw assembly 16; Described screw assembly 16 comprises screw and is set in the pad on described screw; Described power source cavity seat 13 is provided with the screw with described screw threaded, described power source cavity lid 12 be provided with for described screw through with the perforation of described screw threaded.Can, under the prerequisite of guarantee sealing effectiveness, easily lead collar 11, power source cavity lid 12 and power source cavity seat 13 and lamp housing 14 are fixed together, and explosion-proof effect be good by adopting this structure.
In the present embodiment, the outside of described lamp body 1 has been provided with the rib 15 of reinforcement and thermolysis, by the outer setting rib 15 at lamp body 1, both can strengthen the intensity of lamp body 1, the setting of rib 15 simultaneously can make the external surface area of lamp body 1 increase, thereby radiating effect is also more outstanding.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.And these belong to apparent variation or the variation that connotation of the present utility model extends out and still belong to protection domain of the present utility model.
Claims (7)
1. an explosion-proof lamp, comprises lamp body (1) and is loaded on the lampshade (3) on described lamp body (1), between described lamp body (1) and described lampshade (3), is provided with light-source chamber, is provided with lamp source (2) in described light-source chamber; It is characterized in that: the outer peripheral edges convex of described lampshade (3) is provided with annular boss (31), the inner peripheral that is set in the trim ring (4) on described lampshade (3) is provided with cannelure (41), described annular boss (31) is arranged in described cannelure (41), has been provided with bonding and fluid sealant (5) sealing function between described annular boss (31) and described cannelure (41); On the inwall of described cannelure (41), be arranged with for by further fixing jump ring (6) of described trim ring (4) and described lampshade (3), the outer wall of described trim ring (4) is provided with external screw thread, on described lamp body (1), form annular and connect boss, the inwall that described annular connects boss is provided with internal thread, and described external screw thread is fixedly connected with described lamp body (1) with described internal thread threaded with described trim ring (4).
2. explosion-proof lamp according to claim 1, is characterized in that: described lamp body (1) comprises the lead collar (11), power source cavity lid (12), power source cavity seat (13) and the lamp housing (14) that connect successively; Between described power source cavity seat (13) and described power source cavity lid (12), be provided with power source cavity, in described power source cavity, be provided with driver (7), between described power source cavity lid (12) and described lead collar (11), be provided with wire connection cavity, in described wire connection cavity, be provided with junction block (8), described lampshade (3) is located at the side of described lamp housing (14) away from described power source cavity seat (13), described junction block (8) is electrically connected with described driver (7), and described driver (7) is electrically connected with described lamp source (2); Described lamp housing (14) is provided with the cable-through hole passing for the wire (9) that connects described driver (7) and described lamp source (2), filling epoxy resin glue (10) in the gap between described wire (9) and described cable-through hole.
3. explosion-proof lamp according to claim 2, is characterized in that: between described lamp housing (14) and described power source cavity seat (13), be provided with rubber ring and both are threaded connection.
4. explosion-proof lamp according to claim 2, is characterized in that: between described power source cavity seat (13) and described power source cavity lid (12), be provided with sealing ring and both are connected by screw assembly (16); Described screw assembly (16) comprises screw and is set in the pad on described screw; Described power source cavity seat (13) is provided with the screw with described screw threaded, described power source cavity lid (12) be provided with for described screw through with the perforation of described screw threaded.
5. explosion-proof lamp according to claim 2, is characterized in that: between described lead collar (11) and power source cavity lid (12), be provided with sealing ring and both are threaded connection.
6. explosion-proof lamp according to claim 1, is characterized in that: the outside of described lamp body (1) has been provided with the rib (15) of reinforcement and thermolysis.
7. according to the explosion-proof lamp described in any one in claim 1 to 6, it is characterized in that: described lamp source (2) is LED light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420158841.0U CN203744178U (en) | 2014-04-02 | 2014-04-02 | Explosion-proof lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420158841.0U CN203744178U (en) | 2014-04-02 | 2014-04-02 | Explosion-proof lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203744178U true CN203744178U (en) | 2014-07-30 |
Family
ID=51343972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420158841.0U Expired - Fee Related CN203744178U (en) | 2014-04-02 | 2014-04-02 | Explosion-proof lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203744178U (en) |
-
2014
- 2014-04-02 CN CN201420158841.0U patent/CN203744178U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325600, No. nineteen, No. 303, Yueqing Economic Development Zone, Zhejiang, Wenzhou Patentee after: TENGDA EXPLOSION PROOF ELECTRIC CO.,LTD. Address before: 325600, No. nineteen, No. 303, Yueqing Economic Development Zone, Zhejiang, Wenzhou Patentee before: ZHEJIANG TENG DA EXPLOSIONPROOF ELECTRIC CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |