A kind of underwater lamp
Technical field
The present invention relates to a kind of lighting device, especially relate to a kind of underwater lamp.
Background technology
Raising along with people's living standard, people are also more and more higher to requirement attractive in appearance, with regard to lighting field, present light fixture product is well beyond the category of lighting demand, the research and development of more light fixture products and produce and to tend to attractive in appearance especially and the market demand such as decoration, under the ordering about of this market demand, the underwater lamp with magnificent mansion effect arises at the historic moment.
The light of underwater lamp sends from the bottom, by modes such as external controller or built-in controllers, can realize dynamic effects such as gradual change, saltus step, color flicker, gradual change exchange, presents effect like a dream, has been subjected to generally liking of people.
Yet underwater lamp product on the market all exists defective to a certain degree at present, in the wherein the most outstanding processing that mainly shows heat radiation and waterproof problem, because the underwater lamp product is installed in the bottom, and it belongs to electric equipment products, necessary waterproof, therefore hermetically-sealed construction is necessary, yet, it is bad that Mi Feng structure tends to cause the electrical appliance part heat radiation fully, very easily burn out electrical equipment, the life-span of underwater lamp is shortened greatly, and, most its hermetically-sealed constructions of underwater lamp product all is to adopt to be rigidly connected, for example: Chinese patent application number 02227769.2 its head light penetrating object of a kind of underwater lamp of announcing is to adopt coupling bar to be connected with lamp socket, Chinese patent application number 02248558.9 a kind of underwater lamp of being announced, its enclosing cover is to be engaged on the lamp tube by screwing, more than two kinds of products all do not solve the problem of lamp body heat radiation, all leave a large amount of spaces in the lamp body containing cavity, thereby assemble heat easily and burn out electric elements, and above two kinds of connected modes all are rigidly connected, along with the variation of water temperature can produce slight deformation, and be in for a long time in the water-bed environment, suffer erosion easily, in the course of time hermetically-sealed construction will be ineffective, thereby cause electrical equipment to burn out, even the danger of electric shock takes place.
Summary of the invention
The objective of the invention is to: provide a kind of water that can utilize to realize the underwater lamp of lowering the temperature.
The object of the present invention is achieved like this:
A kind of underwater lamp, comprise: waterproof case and lamp body, waterproof case is made up of housing, lampshade, water proof ring, retaining mechanism and cover, lampshade is locked at the top of housing by cover and the water proof ring mechanism that is locked, thereby between housing and lampshade, form an airtight containing cavity, lamp body is located in the containing cavity, and the outer wall of lamp body and the inwall of housing fit tightly.
Utilize said structure, because the outer wall of lamp body and the inwall of housing fit tightly, the housing that passes through that the heat that makes lamp body send can be very fast imports in the water, by water heat is taken away, near the water temperature with is suitable all the time to make the temperature of lamp body, if the water body that flows, then cooling-down effect is better.
As the improvement of technique scheme, further technical scheme of the present invention is as follows:
Above-mentioned housing is a stainless steel, when guaranteeing thermal diffusivity, possesses better resistance to corrosion, can be in long-term the use metallic character constant, structure is constant.
Above-mentioned housing is an aluminum alloy material, and aluminium alloy has better radiating effect, and quality is lighter, easier processing.
Above-mentioned lamp body is made up of at least one light source, control system and power line, and power line links to each other with control system, and control system and light source are electrically connected, and control system is sent the duty of instruction control light source; Power line stretches out and is connected to by a proof mechanism of water outside of waterproof case from the containing cavity bottom.Above structure is that the preferred lamp body of the present invention is formed mode, has protean lighting effects, and can realize procedure auto-control, owing to can utilize water for cooling, does not therefore worry the caloric value problem of lamp body.
Above-mentioned proof mechanism of water is one section rubber sleeve being located at waterproof case bottom, and the inwall of described rubber sleeve and the outer wall of power line are sealed and matched, and the proof mechanism of water of this kind mode has simple in structure, good water-proof effect, and have the effect of leaking electricity of preventing.
Above-mentioned lampshade is a glass material, the glass material low price, and thermal diffusivity is good, and light transmission is good, is first-selected lampshade material.
Above-mentioned lampshade is a plastic material, the plastic material lighter weight, and good airproof performance, therefore the plasticity height also is preferred material.
Above-mentioned light source is the LED diode, LED diode long service life, and caloric value is low, and the power saving environmental protection is an optimized light source.
Above-mentioned retaining mechanism is clamp ring, described clamp ring is set in to be located on the plurality of elastic buckle of along the circumferential direction arranging the cover bottom, described Elastic buckle is set in to be located on the boss along the circumferential direction of housing top, clamp ring is provided with one section opening, link together by screw rod and nut, described lampshade is locked at the top of housing by water proof ring and cover.
Utilize clamp ring as retaining mechanism, overcome the following defective that other mechanisms that are rigidly connected have: seal member is along with the variation of water temperature can produce slight deformation, and be in for a long time in the water-bed environment, suffer erosion easily, in the course of time hermetically-sealed construction will be ineffective, thereby cause electrical equipment to burn out, even the danger of electric shock takes place.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present invention;
Fig. 2 is a disassemblying structure schematic diagram of the present invention;
Fig. 3 is a profile of the present invention;
Fig. 4 is the structural representation of lamp body part of the present invention.
The specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Fig. 1 and Fig. 2 are respectively overall structure schematic diagram of the present invention and disassemblying structure schematic diagram, as can be seen from the figure, the waterproof case of present embodiment partly comprises: cover 1, lampshade 2, water proof ring 3, retaining ring 4, housing 5, Fig. 3 is the profile of present embodiment, from Fig. 1, Fig. 2 and Fig. 3 are as can be seen, cover 1 is provided with several Elastic buckles 1.1, the top of housing 5 is provided with boss 5.1 along the circumferential direction, the inboard of water proof ring 4 is provided with groove, the outer rim of cover 2 just is stuck in the groove, water proof ring 4 places boss 5.1 inside on the housing 5, make water proof ring 4 all the time by the top of backstop at housing 5, and a little more than the top edge of housing 5, cover 1 is set in housing 5 tops, and the Elastic buckle 1.1 on the cover 1 just is fastened on boss 5.1 places on the housing 5, retaining ring 4 is set in several and is arranged on the circle-shaped Elastic buckle 1.1, retaining ring 4 is provided with one section opening, and is connected with nut with screw rod, works as locking nut, Elastic buckle 1.1 meeting radial contraction, thus cover 1 is produced downward extruding force, thereby make water proof ring 3 be close to the surface of lampshade 2 and the inner surface of housing 5, reach the effect of sealing.
Above-mentioned locking mode is that present embodiment is preferably locked embodiment, because this locking mode is non-rigid locking, but possesses certain elasticity, when expanding with heat and contract with cold or the physical property and the shape of material change, rigidity locking meeting gets loose along with these deformation produce, lose sealing effectiveness gradually, and present embodiment has effectively overcome this defective.
As shown in Figures 2 and 3, be provided with containing cavity in the waterproof case, lamp body 6 is located in the containing cavity, the external diameter of lamp body 6 is slightly less than the internal diameter of containing cavity, thereby make lamp body 6 just can be placed in the containing cavity, and the outer surface of lamp body 6 is close to the inner surface of containing cavity, because the housing 5 of waterproof case has adopted metal material manufacturings such as stainless steel or aluminium alloy, therefore very easily heat radiation, and housing 5 directly contacts with water, so the heat that lamp body 6 produces and being delivered in the water by housing has easily played the purpose of utilizing water for cooling.
As shown in Figure 4, lamp body 6 inside mainly comprise light source, control system 6.2 and power line 6.3 (see figure 3)s, in the present embodiment, and the lamp group that the preferred LED diode 6.1 of light source is formed.Power line 6.3 is connected with control system 6.2, and the lamp group that control system 6.2 and LED diode 6.1 are formed is electrically connected, and control system 6.2 is sent the duty of instruction control light source.Light source and control system 6.2 all are located in the shell 6.4, for the ease of assembling, shell 6.4 is provided with loam cake 6.5, position corresponding to LED diode 6.1 on the loam cake 6.5 has aperture 6.5.1, so that the light that LED diode 6.1 sends can appear, also be provided with locating hole 6.5.2 on the loam cake 6.5, corresponding to the backstay 6.4.1 on the shell 6.4, by screw rod locating hole 6.5.2 and backstay 6.4.1 are coupled together, thereby loam cake 6.5 is fixed on the shell 6.4.According to default programmed instruction, can realize dynamic effects such as gradual change, saltus step, color flicker, gradual change exchange, present the effect of magnificent mansion.
As shown in Figure 3, power line 6.3 stretches out the position of housing 5 and adopts proof mechanism of water to handle, present embodiment preferred proof mechanism of water be one section rubber sleeve 7 being located at housing 5 bottoms, the outer wall of the inwall of described rubber sleeve 7 and power line 6.3 is sealed and matched, rubber sleeve 7 is fixed on the bottom of housing 5, and the fluid sealant sealing is adopted in the junction of rubber sleeve 7 and housing 5, and therefore, power line 6.3 stretches out the position of housing 5 and just realized sealing fully.
Connected mode about power line 6.3 and control system 6.2 can realize by number of ways in the scope of prior art; for example: directly connect; perhaps the form by lamp holder and lamp socket realizes flexibly connecting; or the like; no matter take which kind of mode to connect, all should be encompassed within protection scope of the present invention.
It needs to be noted: the cover that present embodiment is related and the locking mode of housing; the selection of light source; it all is preferred implementations of the present invention that power line stretches out the technical schemes such as proof mechanism of water that adopt at the housing position; but the embodiment of realizing the object of the invention is not limited thereto; other any do not deviate from change that innovative point of the present invention does, substitutes, combination or simplify; all should be considered as the substitute mode of equivalence, be included within protection scope of the present invention.