1. An anion electronic cigarette, comprising an atomizer (1) and a battery assembly (2) that are electrically connected with each other, characterized in that: the anion electronic cigarette further comprises an anion generation device that comprises an anion generator (14) and a control circuit, the generator (14) is arranged on an electronic smoke flow channel and is electrically connected with the control circuit arranged inside the battery assembly (2).
2. The anion electronic cigarette according to claim 1, characterized in that the atomizer (1) comprising:
an ergonomic holder (3), the holder (3) being internally provided with a hollow cavity, a smoke guide sleeve (4) being fixed in the hollow cavity in the holder (3), and the smoke guide sleeve (4) being provided with sealing cylinders (41) extending downwards;
an upper sealing ring (5), the upper sealing ring (5) being provided with an axial through hole (51), the upper plate surface of the upper sealing ring (5) being provided with an annular protrusion (52) which is coaxial with the through hole (51), the annular protrusion (52) being in coaxial airtight fit with the lower end of the through hole of the smoke guide sleeve (4), injection holes (53) being arranged on the outside plate surface of the annular protrusion (52), the injection holes (53) being in fluid-tight fit with the sealing cylinders (41); and the side surface of the sealing ring (5) being provided with a sealing gasket (54);
a smoke generation device (6), the smoke generation device (6) consisting of an atomizing cover (7), a tobacco tar guide rope (8), a heating wire (9) and an atomizing cup (10), an integrated smoke guide tube (71) being arranged on the upper end of the atomizing cover (7) and being internally communicated with the cover, the atomizing cover (7) being respectively provided with a groove (72) at the two sides in the diameter direction; an annular protrusion (101) being arranged on the middle-upper part of the atomizing cup (10), the wall of the atomizing cup (10) being respectively provided, in the diameter direction, with grooves (102) capable of holding the tobacco tar guide rope (8), the atomizing cup (10) being sleeved, above the annular protrusion (101), into the atomizing cover (7) to form an atomizing hollow cavity, the groove (72) being corresponding to the groove (102) in position, the tobacco tar guide rope (8) passing through the heating wire (9) and then being arranged in the groove (102) and the end tip of the rope extending out of the atomizing hollow cavity; and the heating wire (9) being electrically connected with the battery assembly (2);
a lower sealing ring (11), the sealing ring (11) being provided with a through hole (111) in fluid-tight fit with the lower end of the atomizing cup (10), a groove (112) in fit with the annular protrusion (101) of the atomizing cup (10) being arranged on the upper end face of the sealing ring, and a sealing gasket (113) being arranged at the outer side of the lower sealing ring (11);
a smoke guide tube (12), one end of the smoke guide tube (12) being connected with the lower end of the through hole (51) of the upper sealing ring (5) in an airtight fit manner, and the other end being connected with the smoke guide tube (71) on the upper end of the atomizing cover (7) in an airtight fit manner and supporting the upper sealing ring (5) and the atomizing cover (7);
an atomizer shell (13), the upper end of the straight barrel-shaped atomizer shell (13) being in fit connection with the holder (3); the upper sealing ring (5), the smoke guide tube (12), the smoke generation device (6) and the lower sealing ring (11) being accommodated in the hollow cavity inside the shell to form an electronic cigarette atomizer, the upper sealing ring (5) and the lower sealing ring (11) forming an electronic cigarette tobacco tar cavity together with the hollow cavity inside the shell, and smoke inlet holes (131) being arranged on the side surfaces of the lower end of the atomizer shell (13).
3. The anion electronic cigarette according to claim 2, characterized in that the anion generator (14) is arranged on a smoke channel on the bottom of the electronic cigarette atomizer, and a smoke flow passes through the anion generator (14) before entering the atomizer, so as to generate a large number of anions.
4. The anion electronic cigarette according to claim 2, characterized in that an annular protrusion (42) is arranged outwards on the lower end of the smoke guide sleeve (4), the two sealing cylinders (41) extending downwards are respectively arranged on a diameter line of the annular protrusion (42), and the upper sealing ring (5) is provided with the injection holes (53) that are corresponding to the two sealing cylinders (41) in position and are in fluid-tight fit with the two sealing cylinders (41).
5. The anion electronic cigarette according to claim 2, characterized in that a mounting portion (132) is arranged on the lower end of the atomizer shell (13) and is sleeved with a decorative ring (15), the decorative ring (15) is provided with smoke through holes (151) corresponding to the smoke inlet holes (131), and two mounting bayonets (133) are arranged on the two sides of the mounting portion and are used for the connection with the battery assembly (2).
6. The anion electronic cigarette according to claim 2, characterized in that the atomizing cup (10) is made of a ceramic material.
7. The anion electronic cigarette according to claim 2, characterized in that the heating wire (9) is connected with an electrode contact plate (16) via a lead wire, and the electrode contact plate is provided with electrode contacts (161).
8. The anion electronic cigarette according to claim 2, characterized in that the electronic cigarette has a flat section.
9. The anion electronic cigarette according to claim 2, characterized in that the electronic cigarette further comprises a holder cover in fit with the holder.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A light emitting device capable of emitting white light, comprising:
an excitation light source for emitting blue excitation light;
a light emitting section for generating fluorescence by being irradiated with the blue excitation light and having an irradiated surface irradiated with the blue excitation light; and
a light-projecting section for projecting the fluorescence generated from the light emitting section, the light-projecting section being disposed on a side of the irradiated surface,
the irradiated surface including a first region containing a fluorescent material which emits light by being irradiated with the blue excitation light and a second region which does not contain the fluorescent material,
the first region being provided next to the second region on both sides of the second region in a cross section of the light emitting section.
2. The light emitting device as set forth in claim 1, wherein:
the light emitting section has a surface opposite to its irradiated surface, the surface being in contact with a metal.
3. The light emitting device as set forth in claim 1, wherein:
the light emitting section has a flat surface as its surface opposite to its irradiated surface.
4. The light emitting device as set forth in claim 1,
wherein:
the excitation light source is a laser diode.
5. The light emitting device as set forth in claim 1,
wherein:
the light emitting section includes an excitation light scatterer for scattering the blue excitation light with which the irradiated surface is irradiated.
6. The light emitting device as set forth in claim 1,
wherein:
surface roughness of the irradiated surface is such that arithmetic average roughness (Ra) is not less than a wavelength of the blue excitation light, and a maximum height (Ry) is not less than twice the arithmetic average roughness.
7. The light emitting device as set forth in claim 1,
wherein:
the blue excitation light is incident upon the irradiated surface at an incident angle of not less than 20\xb0.
8. The light emitting device as set forth in claim 5,
wherein:
the excitation light scatterer is a fluorescent material which emits light by being irradiated with the blue excitation light.
9. The light emitting device as set forth in claim 5, wherein:
the excitation light scatterer is at least one selected from the group consisting of Al2O3, SiO2, CaF2, Na2CO3, TiO2, SiN, and AlN.
10. The light emitting device as set forth in claim 9, wherein:
the second region contains the excitation light scatterer.
11. The light emitting device as set forth in claim 1, wherein:
a surface of the second region has surface roughness greater than the wavelength of the blue excitation light.
12. The light emitting device as set forth in claim 1, wherein:
a ratio between how much of the blue excitation light is scattered on the irradiated surface and how much amount of light is emitted from the fluorescent material contained in the first region is controlled by the first region and the second region.
13. The light emitting device as set forth in claim 1, wherein:
the light-projecting section includes a reflection mirror having a curved surface formed by rotating a pattern around a rotation axis; and
the light emitting section is disposed so that its surface opposite to its irradiated surface faces away from the curved surface but toward the rotation axis.
14. The light emitting device as set forth in claim 1,
wherein:
the light-projecting section is a parabolic mirror.
15. The light emitting device as set forth in claim 1,
wherein:
the light-projecting section has a shape which has a plurality of focal points on the light emitting section.
16. The light emitting device as set forth in claim 15,
wherein:
the excitation light source is adjustable as to a position at which the excitation light source emits the blue excitation light to the irradiated surface, in accordance with a shape of the light-projecting section.
17. The light emitting device as set forth in claim 16, wherein:
a plurality of different kinds of fluorescent material is contained in a plurality of positions of the light emitting section, the plurality of positions corresponding to the plurality of focal points, respectively.
18. An illumination device comprising:
a light emitting device recited in claim 1.
19. A vehicle headlamp comprising:
a light emitting device recited in claim 1.
20. The light emitting device as set forth in claim 1,
wherein:
the first region and the second region are arranged alternately.