CN101865428A - Underwater operation lamp shell - Google Patents
Underwater operation lamp shell Download PDFInfo
- Publication number
- CN101865428A CN101865428A CN 201010215413 CN201010215413A CN101865428A CN 101865428 A CN101865428 A CN 101865428A CN 201010215413 CN201010215413 CN 201010215413 CN 201010215413 A CN201010215413 A CN 201010215413A CN 101865428 A CN101865428 A CN 101865428A
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- lamp tube
- sealing ring
- tail
- hood
- lamp
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Abstract
The invention discloses an underwater operation lamp shell which comprises a lamp tube, a head cap assembled at the front part of the lamp tube and a tail cap assembled at the rear part of the lamp tube; the outer wall surface of the front end of the tail cap is provided with a round of tail cap steps which are locked with the lamp tube; each tail cap step is provided with a tail cap sealing slot; the outer wall surface of the front end of the lamp tube is provided with a round of lamp tube steps which are locked with the head cap; each lamp tube step is provided with a lamp tube sealing slot; sealing rings are arranged in the tail cap sealing slots and the lamp tube sealing slots; and when the locking of the head cap, the lamp tube and the tail cap is not fully sealed, at least two layers of sealing ring deformation spaces are longitudinally divided between the sealing rings and the tail cap and the end surface of the lamp tube and between the sealing rings and the lamp tube and the end surface of the head cap. The invention provides the underwater operation lamp shell which has simple structure and low cost and can achieve submersible 30m IP68 protection grade.
Description
Technical field
The invention belongs to field of illumination lamp technology, relate to a kind of lamp outer casing, relate in particular to a kind of underwater operation lamp shell.
Background technology
Some hand-held light fixtures will be used for underwater operation to be used, need reach the degree of protection of 30 meters IP68 of diving at least, submarine light is adopted in underwater operation more, but existing submarine light is in order to reach higher sealing effectiveness under water, often adopt complicated structure and meticulous cooperation to realize sealing, complex structure, meticulous cooperation makes that the price of submarine light is comparatively expensive, and reach sealing effectiveness, the seal member of submarine light is general abundant roomy, the parts of corresponding submarine light also increase, cause the weight of submarine light heavier, when handing operation, very heavy light fixture is unfavorable for underwater operation.Also have some simple and easy watertight light fittings, employing is provided with sealing ring and realizes sealing in the junction, and the lamp outer casing of this hermetically-sealed construction can't reach the underwater sealing performance requirement, can not be used for underwater operation.
Summary of the invention
The technical problem to be solved in the present invention is, at the above-mentioned defective of prior art, provide a kind of simple in structure, cost is low, can reach the underwater operation lamp shell of 30 meters IP68 degree of protection of diving.
The technical solution adopted for the present invention to solve the technical problems is: a kind of underwater operation lamp shell, comprise the lamp tube, skull in the anterior assembling of lamp tube, the tail-hood of lamp tube rear portion assembling, described tail-hood front end outside wall surface is provided with the tail-hood step of a circle and lamp tube fastening, have the tail-hood seal groove on the described tail-hood step, described lamp tube front end outside wall surface is provided with the lamp tube step of a circle and skull fastening, have lamp tube seal groove on the described lamp tube step, be provided with sealing ring in described tail-hood seal groove and the lamp tube seal groove, skull, when lamp tube and tail-hood fasten not complete closed, between described sealing ring and tail-hood and the lamp tube end face, be vertically separated by the deformation space of two-layer at least sealing ring between sealing ring and lamp tube and the skull end face along the lamp tube.
Described sealing ring is placed in tail-hood seal groove or the lamp tube seal groove, and sealing ring top exceeds the end face of tail-hood seal groove or lamp tube seal groove.
A kind of technical scheme of described sealing ring is: be made up of at least two O-ring seals that stack, be vertically separated by the deformation space of three-layer sealed at least circle between O-ring seals and tail-hood wall and the lamp tube wall surface, between O-ring seals and lamp tube wall surface and the skull wall along the lamp tube.
Described sealing ring is made up of two O-ring seals that stack, and each O-ring seals has the annular hollow inner chamber, makes that the cross section of sealing ring is an annular.
The another kind of technical scheme of described sealing ring is: the profile of the cross section of sealing ring is a rectangle, and described sealing ring interior sidewall surface is or/and outer side surface is provided with groove.
Described groove is end to end annular groove.
Described groove is a helicla flute.
Described groove is short groove, and a plurality of grooves are evenly arranged in the sealing ring interior sidewall surface or/and on the outer side surface.
The present invention's employing is carried out concavo-convex chimeric in the junction, promptly tail-hood front end outside wall surface is provided with a circle tail-hood step, lamp tube front end outside wall surface is provided with a circle lamp tube step, and tail-hood step and lamp tube fasten, and lamp tube step and skull fasten.And have the tail-hood seal groove on the tail-hood step, also have lamp tube seal groove on the lamp tube step, all be provided with sealing ring in two seal grooves.Therefore, adopt concaveconvex structure chimeric mutually, form the winding hermetically-sealed construction, when the external world had water towards certain slit, the winding hermetically-sealed construction can reduce hydraulic pressure, had avoided the defective of vertical masonry joint to the resistance Xiao Yi water inlet of water.Simultaneously be provided with sealing ring in seal groove, concaveconvex structure has also increased the contact area between sealing ring and tail-hood, lamp tube and the skull, has improved sealing property, has improved sealing effectiveness.In addition, owing to be vertically separated by the deformation space of two-layer at least sealing ring between sealing ring and tail-hood wall and the lamp tube wall surface, between sealing ring and lamp tube wall surface and the skull wall along the lamp tube, make sealing ring elastic deformability enhancing, the sealing effectiveness enhancing.The present invention is simple in structure, cost is low, can reach 30 meters IP68 degree of protection of diving.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of the embodiment of the invention.
The specific embodiment
As shown in Figure 1, a kind of underwater operation lamp shell comprises lamp tube 2, at the skulls 1 of the anterior assembling of lamp tube 2, the tail-hood 3 of lamp tube 2 rear portions assembling, can be by being threaded between their threes, also can connect by the buckle that is provided with on the outer wall, tail-hood 3 bottoms also are fixed with handle 8.Described tail-hood 3 front end outside wall surface are provided with a circle and the tail-hood step 31 that lamp tube 2 fastens, and then in the tail-hood 3 front ends insertion lamp tube 2, make lamp tube 2 terminal surface roof pressures on tail-hood step 31.Described lamp tube 2 front end outside wall surface are provided with a circle and the lamp tube step 21 that skull 1 fastens, and in the lamp tube 2 front ends insertion skull 1, make skull 1 end face roof pressure on lamp tube step 21.Like this, the junction of skull 1, lamp tube 2, tail-hood 3 all forms the loopback configuration of concavo-convex cooperation, is beneficial to sealing.
Have tail-hood seal groove 32 on the described tail-hood step 31, tail-hood seal groove 32 is a cannelure, along tail-hood step 31 1 circles.Have lamp tube seal groove 22 on the lamp tube step 21, lamp tube seal groove 22 also is a cannelure, along lamp tube step 21 1 circles.Lamp tube seal groove 22 and tail-hood seal groove 32 cross sections all are square, also can be other shapes, for example: circular arc, V font, fall trapezoidal etc.Be provided with sealing ring 6 in the described tail-hood seal groove 32, be provided with sealing ring 5 in the lamp tube seal groove 22.Sealing ring 5 and sealing ring 6 all select silica gel to make, and the silica gel material good springiness is difficult for aging.
When skull 1, lamp tube 2 and tail-hood 3 fasten not complete closed, between described sealing ring 6 and tail-hood 3 and lamp tube 2 end faces, all be vertically separated by the two-layer at least deformation space that is suitable for sealing ring 5 or sealing ring 6 along lamp tube 2 respectively between sealing ring 5 and lamp tube 2 and skull 1 end face.Here the said two-layer lamp outer casing that is meant is not during complete closed, sealing ring 5 or sealing ring 6 parts contact with the wall of lamp tube 2, skull 1 or tail-hood 3, just the space between them a plurality of parts have been divided into, wherein vertically can divide two-layer at least along lamp tube 2, every layer has one or more cavitys, and these cavitys are exactly the deformation space of sealing ring 5 or sealing ring 6.Because sealing ring 5, sealing ring 6 are provided with the position respectively on lamp tube step 21 and tail-hood step 31, in fact sealing ring 5, sealing ring 6 are set on lamp tube 2, the tail-hood 3, therefore because the support of tail-hood 3 or lamp tube 2, the sealing ring 5 and the sealing ring 6 of broad just can vertically be set along lamp tube 2, it is long-pending to increase sealing contact surface, increases sealing property.And sealing ring 5 of the present invention and sealing ring 6 vertically have bigger deformation space at lamp tube 2, be that sealing ring 5 and sealing ring 6 all vertically have bigger decrement at lamp tube 2, the fully transverse elasticity distortion of sealing ring 5, sealing ring 6, gap between skull 1 and lamp tube 2, tail-hood 3 and the lamp tube 2 is fully sealed, and sealing effectiveness is better.Sealing ring 5, sealing ring 6 are placed on respectively in lamp tube seal groove 22 or the tail-hood seal groove 32, and sealing ring 5, sealing ring 6 tops exceed the end face of lamp tube seal groove 22 or tail-hood seal groove 32 respectively, sealing ring 5 and sealing ring 6 exceed seal groove can increase sealing area, and makes the end face of skull 1 end, lamp tube 2 ends compress sealing ring 5, sealing ring 6 enhancing sealing effectiveness respectively.
The another kind of embodiment of sealing ring 5, sealing ring 6 is: the profile of the cross section of sealing ring 5 and sealing ring 6 all is a rectangle, described sealing ring 5, sealing ring 6 interior sidewall surface or outer side surface are provided with groove, also can interior sidewall surface and outer side surface groove is set simultaneously.This mode is adopted in sealing in the present embodiment between tail-hood 3 and the lamp tube 2.The groove 61 of sealing ring 6 is end to end annular groove in the present embodiment.Annular groove can be arranged on the madial wall of sealing ring 6, perhaps is arranged on the lateral wall of sealing ring 6, also can be provided with simultaneously by interior lateral wall.The structure of groove can also be a helicla flute.Perhaps groove is short groove, and a plurality of grooves are evenly arranged in sealing ring 6 interior sidewall surface or/and on the outer side surface, can play equally increases the flexible purpose of sealing ring.
The structure of sealing ring 5, sealing ring 6 can be the same on same lamp outer casing, also can be different, and above-mentioned multiple mode can both realize goal of the invention.
Claims (8)
1. underwater operation lamp shell, comprise the lamp tube, skull in the anterior assembling of lamp tube, the tail-hood of lamp tube rear portion assembling, it is characterized in that, described tail-hood front end outside wall surface is provided with the tail-hood step of a circle and lamp tube fastening, have the tail-hood seal groove on the described tail-hood step, described lamp tube front end outside wall surface is provided with the lamp tube step of a circle and skull fastening, have lamp tube seal groove on the described lamp tube step, be provided with sealing ring in described tail-hood seal groove and the lamp tube seal groove, skull, when lamp tube and tail-hood fasten not complete closed, between described sealing ring and tail-hood and the lamp tube end face, be vertically separated by the deformation space of two-layer at least sealing ring between sealing ring and lamp tube and the skull end face along the lamp tube.
2. underwater operation lamp shell according to claim 1 is characterized in that, described sealing ring is placed in tail-hood seal groove or the lamp tube seal groove, and sealing ring top exceeds the end face of tail-hood seal groove or lamp tube seal groove.
3. underwater operation lamp shell according to claim 1 and 2, it is characterized in that, described sealing ring is made up of two O-ring seals that stack at least, is vertically separated by the deformation space of three-layer sealed at least circle between O-ring seals and tail-hood wall and the lamp tube wall surface, between O-ring seals and lamp tube wall surface and the skull wall along the lamp tube.
4. underwater operation lamp shell according to claim 3 is characterized in that, described sealing ring is made up of two O-ring seals that stack, and each O-ring seals has the annular hollow inner chamber, makes that the cross section of sealing ring is an annular.
5. underwater operation lamp shell according to claim 1 and 2 is characterized in that, the profile of the cross section of described sealing ring is a rectangle, and described sealing ring interior sidewall surface is or/and outer side surface is provided with groove.
6. underwater operation lamp shell according to claim 5 is characterized in that, described groove is end to end annular groove.
7. underwater operation lamp shell according to claim 5 is characterized in that, described groove is a helicla flute.
8. underwater operation lamp shell according to claim 5 is characterized in that, described groove is short groove, and a plurality of grooves are evenly arranged in the sealing ring interior sidewall surface or/and on the outer side surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010215413.3A CN101865428B (en) | 2010-06-30 | 2010-06-30 | Underwater operation lamp shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010215413.3A CN101865428B (en) | 2010-06-30 | 2010-06-30 | Underwater operation lamp shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101865428A true CN101865428A (en) | 2010-10-20 |
| CN101865428B CN101865428B (en) | 2014-01-22 |
Family
ID=42957256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010215413.3A Active CN101865428B (en) | 2010-06-30 | 2010-06-30 | Underwater operation lamp shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101865428B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114863954A (en) * | 2022-05-05 | 2022-08-05 | 中国科学院地质与地球物理研究所 | Large-capacity storage device for collecting underwater acoustic signals for long time and at high speed |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2687488Y (en) * | 2004-03-24 | 2005-03-23 | 深圳市海洋王投资发展有限公司 | Multifunctional miniature signal lamp |
| CN200971967Y (en) * | 2006-03-29 | 2007-11-07 | 上海中荷环保有限公司 | Inserted rubber sealing device |
| CN201028333Y (en) * | 2007-04-06 | 2008-02-27 | 中山腾龙日用制品有限公司 | Water-proof LED helical lamp |
-
2010
- 2010-06-30 CN CN201010215413.3A patent/CN101865428B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2687488Y (en) * | 2004-03-24 | 2005-03-23 | 深圳市海洋王投资发展有限公司 | Multifunctional miniature signal lamp |
| CN200971967Y (en) * | 2006-03-29 | 2007-11-07 | 上海中荷环保有限公司 | Inserted rubber sealing device |
| CN201028333Y (en) * | 2007-04-06 | 2008-02-27 | 中山腾龙日用制品有限公司 | Water-proof LED helical lamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114863954A (en) * | 2022-05-05 | 2022-08-05 | 中国科学院地质与地球物理研究所 | Large-capacity storage device for collecting underwater acoustic signals for long time and at high speed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101865428B (en) | 2014-01-22 |
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