CN102119875A

CN102119875A - Mouth lamp

Info

Publication number: CN102119875A
Application number: CN 201110083040
Authority: CN
Inventors: 贾伟峰; 白彬
Original assignee: QINHUANGDAO JIALONG HIGH-TECH INDUSTRIAL Co Ltd
Current assignee: Jialong high tech Industrial Co. Ltd.
Priority date: 2011-04-02
Filing date: 2011-04-02
Publication date: 2011-07-13
Anticipated expiration: 2031-04-02
Also published as: CN102119875B

Abstract

The invention provides a mouth lamp which comprises a base and the like, wherein a circular hole is formed at the bottom of a lamp cup; a lamp post is sleeved in the circular hole; the lamp cup is formed by splicing a plurality of plates; a connecting line between two adjacent plates is positioned on a rotating paraboloid obtained by a parabola (y=0.005x2-0.35x+35.64, -70mm<=x<=70mm) which rotates for a circle along the y-axis; connecting lines of a plurality of parallel curved plates with the same width are obtained by cutting to be used as connecting lines of inner surfaces of each of the plates; a chord which passes through a front end point and a back end point of the cross section of the y-axis is formed on each curved plate along the direction perpendicular to a cutting surface; a point positioned on a perpendicular bisector of the chord in the cross section is taken as a center of a circle; a connecting line (the radius of which is 50mm) between the center of the circle and the two end points is taken as a circular arc line; a cambered surface formed by taking the shape of the circular arc line as a template and stretching leftwards and rightwards along the direction of the outer edge line of each curved plate is taken as the inner surface of each plate; and a light source filament of a halogen bulb is positioned on the focus of an imaginary paraboloid. The light spots of the mouth lamp provided by the invention are in regular rectangles in the position 800mm far away from a light source, so that a doctor can conveniently observe the mouth and can conveniently operate the mouth lamp.

Description

Mouth lamp

Technical field

The present invention relates to a kind of armarium, refer to a kind of mouth lamp that adopts halogen lamp as light source especially.

Background technology

Mouth lamp is an auxiliary facilities commonly used in the dental treatment, be used for being thrown light in zone, patient oral cavity, in order to make the doctor can clearly observe patient's tooth, and then make accurate judgement, need provide enough illumination in zone, patient oral cavity, existing mouth lamp is made up of base, bracing frame, adjusting lamp bracket, Lamp cup and halogen lamp light source, bracing frame is installed on the base, fixedly connected with the adjusting lamp bracket in the bracing frame upper end, regulate the lamp bracket upper end and be provided with lamppost, Lamp cup is placed on the lamppost outer surface, and the halogen lamp light source is fixed on the lamppost head.In use there be the shortcoming even apart from irregular, the luminous uneven illumination of hot spot at light source 800mm place in existing this mouth lamp, make when the doctor observes patient's mouth like this, need constantly to regulate light source and see the oral cavity clearly, for the very inconvenient and complex operation of treatment.

Summary of the invention

The object of the present invention is to provide a kind of mouth lamp, its hot spot at distance light source 800mm place for the regular rectangular shape of long 110-170mm, wide 40-100mm, adapt with the open mouth area of patient size, center light is clear, make the convenient observation of doctor oral cavity and easy to operate.

To achieve these goals, technical solution of the present invention is: a kind of mouth lamp, comprise base, bracing frame, regulate lamp bracket, Lamp cup and halogen lamp light source, support frame as described above is installed on the described base, the support frame as described above upper end is connected with described adjusting lamp bracket, described adjusting lamp bracket upper end is provided with lamppost, the bottom centre of described Lamp cup is provided with a circular hole, described lamppost is enclosed within on the circular hole of described Lamp cup, described halogen lamp light source is fixed on the lamppost, wherein said Lamp cup is made up of several plate splicings, and the connecting line between adjacent described plate inner surface is positioned at by parabola y=0.005x ²-0.35x+35.64, wherein-70mm≤x≤70mm, rotate a circle along the y axle and to obtain on the paraboloid of revolution, the opening diameter of the described paraboloid of revolution is 140mm, highly be 35.64mm, the described paraboloid of revolution is by obtaining several parallel above-mentioned curved surface plates that waits width by cutting behind the forward direction vertically downward, the connecting line of both sides is exactly the connecting line of adjacent plate inner surface before and after each described adjacent curved surface plate, rear and front end, the cross section point that the y axle is also crossed perpendicular to the facet direction in each described curved surface plate upper edge is done chord length, be positioned at and a bit be the center of circle on the perpendicular bisector of chord length in described cross section, equaling 50mm with the line between this center of circle and this two-end-point is that radius is made circular arc line, with this circular arc line be shaped as template along the border line of curved surface plate to the left and right the direction formed cambered surface that stretches be the inner surface of each plate, the filament of described halogen lamp light source is positioned at by parabola y=0.005x ²-0.35x+35.64, wherein-70mm≤x≤70mm, rotate a circle the focus of the imaginary paraboloid of revolution that obtains along the y axle on.

Mouth lamp of the present invention, wherein said Lamp cup is made up of 21 plate splicings.

Mouth lamp of the present invention, wherein said Lamp cup is made by glass material.

After adopting such scheme, mouth lamp of the present invention is spliced by several plates by Lamp cup is designed to, and each plate inner surface connecting line all is positioned at by parabola y=0.005x ²-0.35x+35.64, wherein-70mm≤x≤70mm, on rotate a circle the paraboloid of revolution that obtains along the y axle, light source is arranged on the imaginary paraboloidal focus, be in the rim of a cup of Lamp cup upper end in the heart, make rayed that light source sends like this on connecting line between each plate of the surface of internal cavity of Lamp cup, all reflect away with collimated light beam, make rounded apart from the hot spot at light source 800mm place, and be designed to cambered surface by inner surface with each plate, can make light source irradiation after on the inner surface of each plate, light presents the long 110-170mm of rule by diffuse-reflectance and the stack of circle hot spot, the rectangle of wide 40-100mm, the illumination of light is even in the rectangular light spot scope, spot size is slightly larger than the size that patient opens mouth, and shines intensity of illumination in the disease population and can make the doctor see panorama in the patient's mouth fully clearly, is convenient to the doctor and observes the each several part of seeing clearly in the patient oral cavity, without the re-adjustment light source, its operation easily.

Description of drawings

Fig. 1 is the structural representation of mouth lamp of the present invention;

Fig. 2 is that the Lamp cup master of mouth lamp of the present invention looks sketch map;

Fig. 3 is that the Lamp cup master of mouth lamp of the present invention looks the agent view;

Fig. 4 is the Lamp cup vertical view of mouth lamp of the present invention;

Fig. 5 is that the agent view is looked on the Lamp cup left side of mouth lamp of the present invention;

Fig. 6 is the index path of mouth lamp of the present invention.

Below in conjunction with accompanying drawing, the present invention is described further by embodiment.

The specific embodiment

See also shown in Figure 1, mouth lamp of the present invention comprises base 1, bracing frame 2, regulates lamp bracket 3, Lamp cup 4 and halogen lamp light source 5, bracing frame 2 is installed on the base 1, bracing frame 2 upper ends are connected with adjusting lamp bracket 3, regulate lamp bracket 3 upper ends and be provided with lamppost 31, halogen lamp light source 5 is fixedly installed on the lamppost 31.

Extremely shown in Figure 5 in conjunction with Fig. 2, Lamp cup 4 is by bonding the forming of 21 plates splicing, and Lamp cup 4 is made by glass material, and the bottom centre of Lamp cup 4 is provided with circular hole 41, lamppost 31 is enclosed within on the circular hole 41 of Lamp cup 4, and the connecting line between adjacent plate 42 inner surfacies is positioned at by parabola y=0.005x ²-0.35x+35.64, wherein-70mm≤x≤70mm, on rotate a circle the paraboloid of revolution that obtains along the y axle, the opening diameter of this paraboloid of revolution is 140mm, highly be 35.64mm, this paraboloid of revolution is by obtaining 21 parallel above-mentioned curved surface plates 42 that wait width by cutting behind the forward direction vertically downward, the connecting line of each both sides, curved surface plate 42 front and back is exactly the connecting line of adjacent plate 42 inner surfacies, rear and front end, the cross section point that the y axle is also crossed perpendicular to the facet direction in each curved surface plate 42 upper edge is done chord length, be positioned at and a bit be the center of circle on the perpendicular bisector of chord length in described cross section, equaling 50mm with the line between this center of circle and this two-end-point is that radius is made circular arc line, with this circular arc line be shaped as template along the border line of curved surface plate 42 to the left and right the direction formed cambered surface that stretches be the inner surface of each plate 42, in conjunction with shown in Figure 6, the filament of halogen lamp light source 5 is positioned at by parabola y=0.005x ²-0.35x+35.64, wherein-70mm≤x≤70mm, rotate a circle the focus of the imaginary paraboloid of revolution that obtains along the y axle on, i.e. the upper end open center of Lamp cup 4.

During use, as shown in Figure 6, the rayed that the halogen lamp light source 5 of mouth lamp of the present invention sends is at the surface of internal cavity of Lamp cup 4, the i.e. inner surface of 21 plates 42, because it is on the focus of the imaginary paraboloid of revolution that light source is arranged on rim of a cup center, Lamp cup 4 upper end, make rayed that light source sends after on the connecting line between the adjacent plate 42 of the surface of internal cavity of Lamp cup 4 like this, all reflect away with collimated light beam, make rounded apart from the hot spot at light source 800mm place, after the inner surface of each plate 42 is set to cambered surface and can makes halogen lamp light source 5 be radiated on the inner surface of each plate 42, light presents the long 110-170mm of rule by diffuse-reflectance and the stack of circle hot spot, the rectangle of wide 40-100mm, the illumination of light is even in the rectangular light spot scope, spot size is slightly larger than the size that patient opens mouth, and the intensity of illumination that shines in the disease population can make the doctor see panorama in the patient's mouth fully clearly, be convenient to the doctor and observe the each several part of seeing clearly in the patient oral cavity, without the re-adjustment light source, its operation easily.

The above embodiment is described preferred implementation of the present invention; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that the common engineers and technicians in this area make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.

Claims

1. mouth lamp, comprise base (1), bracing frame (2), regulate lamp bracket (3), Lamp cup (4) and halogen lamp light source (5), support frame as described above (2) is installed on the described base (1), support frame as described above (2) upper end is connected with described adjusting lamp bracket (3), described adjusting lamp bracket (3) upper end is provided with lamppost (31), the bottom centre of described Lamp cup (4) is provided with a circular hole (41), described lamppost (31) is enclosed within on the circular hole (41) of described Lamp cup (4), described halogen lamp light source (5) is fixed on the lamppost (31), it is characterized in that: described Lamp cup (4) is made up of several plates (42) splicing, and the connecting line between adjacent described plate (42) inner surface is positioned at by parabola y=0.005x ²-0.35x+35.64, wherein-70mm≤x≤70mm, rotate a circle along the y axle and to obtain on the paraboloid of revolution, the opening diameter of the described paraboloid of revolution is 140mm, highly be 35.64mm, the described paraboloid of revolution is by obtaining several parallel above-mentioned curved surface plates (42) that waits width by cutting behind the forward direction vertically downward, the connecting line of both sides is exactly the connecting line of adjacent plate (42) inner surface before and after each described adjacent curved surface plate (42), rear and front end, the cross section point that the y axle is also crossed perpendicular to the facet direction in each described curved surface plate (42) upper edge is done chord length, be positioned at and a bit be the center of circle on the perpendicular bisector of chord length in described cross section, equaling 50mm with the line between this center of circle and this two-end-point is that radius is made circular arc line, with this circular arc line be shaped as template along the border line of curved surface plate (42) to the left and right the direction formed cambered surface that stretches be the inner surface of each plate (42), the filament of described halogen lamp light source (5) is positioned at by parabola y=0.005x ²-0.35x+35.64, wherein-70mm≤x≤70mm, rotate a circle the focus of the imaginary paraboloid of revolution that obtains along the y axle on.

2. mouth lamp as claimed in claim 1 is characterized in that: described Lamp cup (4) is made up of 21 plate splicings.

3. mouth lamp as claimed in claim 2 is characterized in that: described Lamp cup (4) is made by glass material.