CN101865428B - Underwater operation lamp shell - Google Patents
Underwater operation lamp shell Download PDFInfo
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- CN101865428B CN101865428B CN201010215413.3A CN201010215413A CN101865428B CN 101865428 B CN101865428 B CN 101865428B CN 201010215413 A CN201010215413 A CN 201010215413A CN 101865428 B CN101865428 B CN 101865428B
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- sealing ring
- tail
- lamp cylinder
- hood
- lamp
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- 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, need at least reach the degree of protection of 30 meters of IP68 of diving, underwater operation adopts submarine light more, but existing submarine light is in order to reach under water higher sealing effectiveness, often adopt complicated structure and meticulous cooperation to realize sealing, complex structure, meticulous cooperation makes the price of submarine light 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, during hand-held operation, very heavy light fixture is unfavorable for underwater operation.Also have some simple and easy watertight light fittings, employing arranges sealing ring in junction and realizes sealing, and the lamp outer casing of this hermetically-sealed construction cannot reach underwater sealing performance requirement, can not be for underwater operation.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of prior art, provide a kind of simple in structure, cost is low, can reach the underwater operation lamp shell of 30 meters of 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 lamp cylinder, skull in the anterior assembling of lamp cylinder, the tail-hood of lamp cylinder rear portion assembling, described tail-hood front end outside wall surface is provided with the tail-hood step of a circle and lamp cylinder fastening, on described tail-hood step, have tail-hood seal groove, described lamp cylinder front end outside wall surface is provided with the lamp cylinder step of a circle and skull fastening, on described lamp cylinder step, have lamp cylinder seal groove, in described tail-hood seal groove and lamp cylinder seal groove, be provided with sealing ring, skull, lamp cylinder and tail-hood fasten while not sealing completely, between described sealing ring and tail-hood and lamp cylinder end face, between sealing ring and lamp cylinder and skull end face, along lamp cylinder, be vertically separated by the deformation space of at least two-layer sealing ring.
Described sealing ring is placed in tail-hood seal groove or lamp cylinder seal groove, and sealing ring top exceeds the end face of tail-hood seal groove or lamp cylinder seal groove.
A kind of technical scheme of described sealing ring is: at least two O-ring seals that stack, consist of, between O-ring seals and tail-hood wall and lamp tube wall surface, be vertically separated by the deformation space of at least three-layer sealed circle between O-ring seals and lamp tube wall surface and skull wall along lamp cylinder.
Described sealing ring is comprised of two O-ring seals that stack, and each O-ring seals is with annular hollow inner chamber, and the cross section that makes sealing ring is annular.
The another kind of technical scheme of described sealing ring is: the profile of the cross section of sealing ring is 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 helicla flute.
Described groove is short groove, and a plurality of grooves are evenly arranged in sealing ring interior sidewall surface or/and on outer side surface.
The present invention's employing is carried out concavo-convex chimeric in junction, tail-hood front end outside wall surface is provided with a circle tail-hood step, lamp cylinder front end outside wall surface is provided with a circle lamp cylinder step, and tail-hood step and lamp cylinder fasten, and lamp cylinder step and skull fasten.And on tail-hood step, have tail-hood seal groove, on lamp cylinder step, also have lamp cylinder seal groove, in two seal grooves, be all provided with sealing ring.Therefore, adopt concaveconvex structure mutually chimeric, form winding hermetically-sealed construction, when the external world has water to rush certain gap, winding hermetically-sealed construction can reduce hydraulic pressure, has avoided the defect of vertical masonry joint to the resistance little Yi water inlet of water.In seal groove, be provided with sealing ring, concaveconvex structure has also increased the contact area between sealing ring and tail-hood, lamp cylinder and skull, has improved sealing property, has improved sealing effectiveness simultaneously.In addition, due between sealing ring and tail-hood wall and lamp tube wall surface, between sealing ring and lamp tube wall surface and skull wall, along lamp cylinder, be vertically separated by the deformation space of at least two-layer sealing ring, sealing ring elastic deformability is strengthened, sealing effectiveness strengthens.The present invention is simple in structure, cost is low, can reach 30 meters of IP68 degree of protection of diving.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation of the embodiment of the present invention.
The specific embodiment
As shown in Figure 1,, comprising lamp cylinder 2, at the skull 1 of the anterior assembling of lamp cylinder 2, the tail-hood 3 of lamp cylinder 2 rear portions assemblings, between their threes, can be threaded connection, also can connect by the buckle arranging on outer wall, tail-hood 3 bottoms are also fixed with handle 8.Described tail-hood 3 front end outside wall surface are provided with the tail-hood step 31 of a circle and lamp cylinder 2 fastenings, and tail-hood 3 front ends insert in lamp cylinders 2, and lamp cylinder 2 terminal surfaces tops are pressed on tail-hood step 31.Described lamp cylinder 2 front end outside wall surface are provided with the lamp cylinder step 21 of a circle and skull 1 fastening, and lamp cylinder 2 front ends insert in skulls 1, and skull 1 end face top is pressed on lamp cylinder step 21.Like this, the junction of skull 1, lamp cylinder 2, tail-hood 3 all forms the loopback configuration of concavo-convex cooperation, is beneficial to sealing.
On described tail-hood step 31, have tail-hood seal groove 32, tail-hood seal groove 32 is cannelure, along tail-hood step 31 1 circles.On lamp cylinder step 21, have lamp cylinder seal groove 22, lamp cylinder seal groove 22 is also cannelure, along lamp cylinder step 21 1 circles.Lamp cylinder seal groove 22 and tail-hood seal groove 32 cross sections are all square, can be also other shapes, such as: circular arc, V font, inverted trapezoidal etc.In described tail-hood seal groove 32, be provided with sealing ring 6, in lamp cylinder seal groove 22, be provided with sealing ring 5.Sealing ring 5 and sealing ring 6 all select silica gel to make, and silica gel material good springiness is difficult for aging.
Skull 1, lamp cylinder 2 and tail-hood 3 fasten while not sealing completely, between described sealing ring 6 and tail-hood 3 and lamp cylinder 2 end faces, be all vertically separated by least two-layer deformation space that is suitable for sealing ring 5 or sealing ring 6 along lamp cylinder 2 respectively between sealing ring 5 and lamp cylinder 2 and skull 1 end face.Here said two-layer referring to when lamp outer casing does not seal completely, sealing ring 5 or sealing ring 6 parts contact with the wall of lamp cylinder 2, skull 1 or tail-hood 3, just the space between them has been divided into a plurality of parts, wherein along lamp cylinder 2, longitudinally can divide at least two-layer, 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 setting positions are respectively on lamp cylinder step 21 and tail-hood step 31, in fact sealing ring 5, sealing ring 6 are set on lamp cylinder 2, tail-hood 3, therefore due to the support of tail-hood 3 or lamp cylinder 2, just can wider sealing ring 5 and sealing ring 6 be longitudinally set along lamp cylinder 2, increase sealing contact surface long-pending, increase sealing property.And sealing ring 5 of the present invention and sealing ring 6 longitudinally have larger deformation space at lamp cylinder 2, be that sealing ring 5 and sealing ring 6 all longitudinally have larger decrement at lamp cylinder 2, the fully transverse elasticity distortion of sealing ring 5, sealing ring 6, gap between skull 1 and lamp cylinder 2, tail-hood 3 and lamp cylinder 2 is fully sealed, and sealing effectiveness is better.Sealing ring 5, sealing ring 6 are placed on respectively in lamp cylinder seal groove 22 or tail-hood seal groove 32, and sealing ring 5, sealing ring 6 tops exceed respectively the end face of lamp cylinder seal groove 22 or tail-hood seal groove 32, sealing ring 5 and sealing ring 6 exceed seal groove can increase sealing area, and makes end face difference press seal circle 5, the sealing ring 6 of skull 1 end, lamp cylinder 2 ends strengthen sealing effectiveness.
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 is all 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.Sealing in the present embodiment between tail-hood 3 and lamp cylinder 2 adopts which.In the present embodiment, the groove 61 of sealing ring 6 is end to end annular groove.Annular groove can be arranged on the madial wall of sealing ring 6, or is arranged on the lateral wall of sealing ring 6, also can arrange by interior lateral wall simultaneously.The structure of groove can also be helicla flute.Or groove is short groove, a plurality of grooves are evenly arranged in sealing ring 6 interior sidewall surface or/and on outer side surface, can play equally and increase the flexible object 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 various ways can be realized goal of the invention.
Claims (7)
1. a underwater operation lamp shell, comprise lamp cylinder, skull in the anterior assembling of lamp cylinder, the tail-hood of lamp cylinder 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 cylinder fastening, on described tail-hood step, have tail-hood seal groove, described lamp cylinder front end outside wall surface is provided with the lamp cylinder step of a circle and skull fastening, on described lamp cylinder step, have lamp cylinder seal groove, in described tail-hood seal groove and lamp cylinder seal groove, be provided with sealing ring, described sealing ring top exceeds the end face of tail-hood seal groove or lamp cylinder seal groove, described tail-hood seal groove and lamp cylinder seal groove are cannelure, its cross section is square, circular arc, V font or inverted trapezoidal, skull, lamp cylinder and tail-hood fasten while not sealing completely, a part for described sealing ring and described lamp cylinder, the wall contact of skull or tail-hood, between described sealing ring and tail-hood and lamp cylinder end face, between described sealing ring and lamp cylinder and skull end face, along lamp cylinder, be vertically separated by the deformation space of at least two-layer sealing ring.
2. underwater operation lamp shell according to claim 1, it is characterized in that, described sealing ring is comprised of at least two O-ring seals that stack, between O-ring seals and tail-hood wall and lamp tube wall surface, be vertically separated by the deformation space of at least three-layer sealed circle between O-ring seals and lamp tube wall surface and skull wall along lamp cylinder.
3. underwater operation lamp shell according to claim 2, is characterized in that, described sealing ring is comprised of two O-ring seals that stack, and each O-ring seals is with annular hollow inner chamber, and the cross section that makes sealing ring is annular.
4. underwater operation lamp shell according to claim 1, is characterized in that, the profile of the cross section of described sealing ring is rectangle, and described sealing ring interior sidewall surface is or/and outer side surface is provided with groove.
5. underwater operation lamp shell according to claim 4, is characterized in that, described groove is end to end annular groove.
6. underwater operation lamp shell according to claim 4, is characterized in that, described groove is helicla flute.
7. underwater operation lamp shell according to claim 4, is characterized in that, described groove is short groove, and a plurality of grooves are evenly arranged in sealing ring interior sidewall surface or/and on 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 CN101865428A (en) | 2010-10-20 |
| CN101865428B true CN101865428B (en) | 2014-01-22 |
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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 |
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| CN (1) | CN101865428B (en) |
Families Citing this family (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 |
Family Cites Families (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 |
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2010
- 2010-06-30 CN CN201010215413.3A patent/CN101865428B/en active Active
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| CN101865428A (en) | 2010-10-20 |
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