CN210568054U

CN210568054U - Novel lighting device for oral surgery

Info

Publication number: CN210568054U
Application number: CN201921958553.2U
Authority: CN
Inventors: 李鑫
Original assignee: Tianjin Third Central Hospital
Current assignee: Tianjin Third Central Hospital
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-05-19
Anticipated expiration: 2029-11-13

Abstract

The utility model relates to the field of medical equipment, aim at provides an illumination and adjusts convenient, simple structure and oral cavity operation lighting device that the practicality is strong. The technical scheme is as follows: the lamp shade comprises a light-gathering sleeve and an adjusting sleeve which are sequentially connected, wherein the light-gathering sleeve is in a horn shape, and the outer diameter of the light-gathering sleeve is gradually reduced along the direction close to the adjusting sleeve; a curved surface condensing lens protruding towards the outer side of the condensing sleeve is arranged in the condensing sleeve, and a reflecting surface is arranged on the inner wall of the condensing sleeve between the curved surface condensing lens and the adjusting sleeve; a dimming component is arranged inside the adjusting sleeve; the light adjusting assembly comprises an adjusting pipe, one end of the adjusting pipe, which is close to the curved surface condenser lens, is connected with a lamp holder, a plurality of LED lamps are installed on the lamp holder, an adjusting groove extending along the length direction of the adjusting pipe is formed in the side wall of the adjusting pipe, a gear is installed in the adjusting groove, a rack meshed with the gear is arranged on the top wall of the adjusting groove, the gear is coaxially connected with a connecting shaft, and one end of the connecting shaft is connected with a knob.

Description

Novel lighting device for oral surgery

Technical Field

The utility model relates to the field of medical equipment, concretely relates to novel oral surgery illumination device.

Background

In the field of medical dentistry, medical staff often use oral lighting devices, i.e., oral lamps, in the examination or operation of oral diseases in patients. The oral cavity lamp is used for lighting, so that medical staff can observe the oral cavity condition of a patient conveniently. The existing oral cavity lamp mainly comprises a lampshade, an LED lamp, a support rod and a base. In the use process of the oral lamp, the illumination intensity and the illumination direction of the oral lamp need to be adjusted, so that the light of the oral lamp can irradiate the oral cavity of a patient according to actual needs, and medical staff can conveniently see a doctor, treat or perform an operation. In the prior art, the power of the LED lamp is changed to adjust the light of the oral cavity lamp, so that the illumination intensity is changed, or a reflective substance is arranged in the lampshade, so that the light of the LED lamp is converged to increase the illumination intensity. In practical application, however, for the former, the LED lamp with different power needs to be replaced or the output power of the LED lamp is changed on a circuit, the operation of the method is complex, and the adaptability is poor; the latter only depends on the reflective material to condense light, the condensing effect is poor, different light intensities can not be directly adjusted according to different environments, the patient is uncomfortable due to overhigh light intensity, and the oral condition of the patient can not be clearly observed by medical staff due to insufficient light intensity. Therefore, the existing oral cavity lamp has the defects of complex light intensity adjusting operation, poor universality and practicability and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an illumination is adjusted conveniently, simple structure and oral cavity operation lighting device that the practicality is strong.

In order to realize the purpose of the utility model, the utility model adopts the technical proposal that: a novel lighting device for oral surgery comprises a lamp shade, wherein the lamp shade comprises a light-gathering sleeve and an adjusting sleeve which are sequentially connected, the light-gathering sleeve is in a horn shape, and the outer diameter of the light-gathering sleeve is gradually reduced along the direction close to the adjusting sleeve; a curved surface condensing lens protruding towards the outer side of the condensing sleeve is arranged in the condensing sleeve, and a reflecting surface is arranged on the inner wall of the condensing sleeve between the curved surface condensing lens and the adjusting sleeve;

a dimming component is arranged in the adjusting sleeve; the light adjusting assembly comprises an adjusting pipe arranged in an adjusting sleeve in a penetrating mode, one end, close to the curved-surface condensing lens, of the adjusting pipe is connected with a lamp holder, a plurality of LED lamps are installed on the lamp holder, an adjusting groove extending along the length direction of the adjusting pipe is formed in the side wall of the adjusting pipe, a gear is arranged in the adjusting groove, a rack meshed with the gear is arranged on the top wall of the adjusting groove, a connecting shaft is coaxially connected with the gear, the connecting shaft penetrates through the side wall of the adjusting sleeve and extends to the outside of the adjusting sleeve, and one end, located outside the adjusting sleeve, of the connecting shaft is connected with a.

The lamp holder comprises a holder seat, a support rod and a cross beam which are sequentially connected from bottom to top, the cross beam comprises a rotary rod and an installation rod, the rotary rod is hinged with the installation rod, and the lower surface of the rotary rod is connected with the top end of the support rod through a rotary joint; a supporting block is arranged on the outer wall of the supporting rod positioned below the rotating rod;

the utility model discloses a slide bar, including the slide bar, the slide bar is installed on the slide bar, the lower surface of slide bar is connected with universal flexible pipe, the below of installation pole is equipped with adjusting part, adjusting part includes that slide bar and cover establish the slider on the slide bar, the slider constitutes sliding fit with the slide bar, the both ends of slide bar all are connected with the connecting seat, the connecting seat is all installed on the installation pole, the lower surface of slider is connected with universal flexible pipe, the one end that the slider.

Further, the slide bar is the square bar to below the slide bar the inside installation cavity that is equipped with of slider, be equipped with the connecting rod in the installation cavity, the upper end of connecting rod is equipped with the non slipping spur, the upper surface of non slipping spur and the lower surface of slide bar are the rough surface, the bottom of connecting rod passes the lower surface of slider and extends to the outside of slider to be connected with the handle, the connecting rod is located the cover and is equipped with compression spring on the body of rod of installation cavity inside.

Furthermore, a battery is arranged in the adjusting pipe, and a switch is arranged on the outer wall of the adjusting sleeve.

The beneficial effects of the utility model are concentrated and are embodied in: the utility model discloses a lighting device has stronger effect of assembling to LED lamp light to can adjust according to the difference of environment to strong little of setting a light, have simple structure, adjust advantages such as convenient, the commonality is strong and the practicality is strong. Particularly, the utility model is provided with the reflecting surface and the condensing lens simultaneously, the reflecting surface has certain condensing effect, and the condensing lens is added, so that the condensing effect of the device is further increased; in addition, in the using process, medical staff rotate the knob to drive the gear to rotate through rotating the knob, the gear is matched with the rack to drive the adjusting pipe to move back and forth in the lampshade, and the LED lamp and the lamp holder are further driven to move back and forth in the lampshade. The light intensity of the light emitted by the lighting device can be changed due to the change of the distance between the LED lamp and the condensing lens, so that the light intensity is adjusted.

Drawings

Fig. 1 is a schematic view of the overall structure of the lighting device of the present invention;

FIG. 2 is a schematic view of the internal structure of the lamp housing;

fig. 3 is an enlarged view of portion a of the structure of fig. 1.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, the novel oral surgery illuminating device comprises a lamp shade 1, wherein the lamp shade 1 comprises a light-gathering sleeve 3 and an adjusting sleeve 4 which are sequentially connected, the light-gathering sleeve 3 is in a horn shape, and the outer diameter of the light-gathering sleeve 3 is gradually reduced along the direction close to the adjusting sleeve 4; a curved surface condensing lens 6 protruding towards the outer side of the condensing sleeve 3 is arranged in the condensing sleeve 3, and a reflecting surface is arranged on the inner wall of the condensing sleeve 3 between the curved surface condensing lens 6 and the adjusting sleeve 4; the light rays emitted by the point light source LED lamp are converged by the reflecting surface, the light-converging effect can be further enhanced by the light-converging lens 6, the light rays emitted by the LED lamp 9 are fully utilized, and the light rays can be prevented from diverging; in order to realize small adjustment of the light intensity, the adjusting sleeve 4 is internally provided with a light adjusting component.

Specifically, as shown in fig. 2, the light adjusting assembly includes an adjusting tube 7 penetrating through the adjusting sleeve 4, one end of the adjusting tube 7 close to the curved surface condenser lens 6 is connected with a lamp holder 8, a plurality of LED lamps 9 are installed on the lamp holder 8, an adjusting groove 10 extending along the length direction of the adjusting tube 7 is formed in the side wall of the adjusting tube 7, a gear 11 is installed in the adjusting groove 10, a rack 12 engaged with the gear 11 is formed on the top wall of the adjusting groove 10, the gear 11 is coaxially connected with a connecting shaft, in this embodiment, in order to facilitate the gear 11 to be connected with the connecting shaft, a groove is formed in the inner wall of the gear 11, a protrusion is formed on the outer wall of the connecting shaft corresponding to the inner wall of the gear 11, the protrusion is clamped in the groove to fix the gear 11 and the connecting shaft, the side wall of the connecting shaft penetrating through the adjusting sleeve 4 extends to, one end of the connecting shaft, which is far away from the gear 11, is connected with a knob 13. When the medical lamp is used, the medical staff rotates the knob 13, the knob 13 rotates to drive the gear 11 to rotate, the gear 11 is matched with the rack 12 to drive the adjusting tube 7 to move back and forth in the lampshade 1, and further the LED lamp 9 and the lamp holder 8 are driven to move back and forth in the lampshade 1. Due to the change of the distance between the LED lamp 9 and the condensing lens 6, the intensity of light emitted by the lighting device can be changed, and the adjustment of light intensity is realized.

Further, the lighting device also comprises a lamp holder, wherein the lamp holder comprises a holder seat 14, a supporting rod 15 and a cross beam which are sequentially connected from bottom to top, the bottom end of the supporting rod 15 is fixed on the holder seat 14, in order to enable the lamp holder not to occupy space, the cross beam comprises a rotating rod 16 and an installation rod 17, the rotating rod 16 and the installation rod 17 are connected through a hinge, the rotating rod 16 is connected with the top end of the supporting rod 15 through a rotating joint, and a supporting block 18 for supporting the cross beam is arranged at the top of the supporting rod 15; when the lighting device is not used, the cross beam is rotated to one side of the supporting block 18, and the rotating rod 16 is connected with the mounting rod 17 through the hinge, so that the mounting rod 17 can be vertically placed, and the storage space is saved. In order to facilitate the movement of the lamp holder, four universal wheels are installed at the bottom of the holder seat 14, and brake devices are further arranged on the universal wheels.

For the adjustment of the illumination direction, the following two ways are often adopted: 1. the multiple sections of connecting rods are hinged and connected and then connected with the lamp, the irradiation angle of the oral lamp is changed by adjusting the relative position relation of the multiple sections of connecting rods, but in the mode, the multiple sections of connecting rods are hinged and adjusted to adjust the irradiation direction, an independent support needs to be designed, and the stability is poor; 2. the metal snake leather pipe with the telescopic pipe section is adopted, and the lamp has certain weight, so that the mode is feasible in small-range direction adjustment, is not suitable for large-range adjustment, and has the defect of poor universality. Therefore, in this embodiment, as shown in fig. 3, an adjusting assembly is arranged below the mounting rod 17 of the cross beam, the adjusting assembly includes a sliding rod 19 and a sliding block 20 sleeved on the sliding rod 19, the sliding block 20 and the sliding rod 19 form a sliding fit, both ends of the sliding rod 19 are connected with connecting seats 21, the connecting seats 21 are fixed on the lower surface of the cross beam, the lower surface of the sliding block 20 is connected with a universal telescopic tube 22, and one end of the universal telescopic tube 22, which is far away from the sliding block 20, is fixedly connected with an end surface of the adjusting sleeve 4. When using, through sliding block 20, change lamp shade 1 position about the crossbeam below, simultaneously, the illumination direction of the adjustable lamp shade 1 of the universal flexible pipe 22 of rethread adopts slider 20 and slide bar 19's mode to combine with universal flexible pipe 22 again, makes the utility model discloses a lamp shade 1's control range is wider, can adapt to not equidimension sick bed and the different patient of size, and then adjusts lamp shade 1 and patient's distance and illumination angle, and the utility model discloses it is more convenient to adjust, and stability is better.

Further, in order to increase the stability between the sliding block 20 and the sliding rod 19, the sliding rod 19 is a square rod, the lower surface of the sliding rod 19 is a rough surface, and a mounting cavity 23 is arranged inside the sliding block 20 below the sliding rod 19, a connecting rod 25 is arranged in the mounting cavity 23, the upper end of the connecting rod 25 is provided with an anti-skid block 24, the lower section of the connecting rod 25 passes through the lower surface of the sliding block 20 and extends to the outside of the sliding block 20, the bottom end of the connecting rod 25 is connected with a handle 26, the handle 26 can be a pull ring or a transverse plate, the handle 26 with a proper shape can be rotated according to actual requirements, a compression spring 27 is sleeved on the section, located inside the installation cavity 23, of the connecting rod 25, one end of the compression spring 27 abuts against the lower surface of the anti-skid block 24, the other end of the compression spring abuts against the inner wall of the installation cavity 23, and when the anti-skid block 24 is extruded on the lower surface of the sliding rod 19, the compression spring 27 processes a compression state. The upper surface of the anti-skid block 24 is rough, the rough surface between the anti-skid block 24 and the sliding rod 19 is designed, so that the sliding block 20 can not slide on the sliding rod 19 at will, and only when the adjustment is needed, the anti-skid block 24 is separated from the sliding rod 19 by pulling the handle 26 downwards, thereby facilitating the position adjustment.

Further, in order to ensure that the supporting rod 15 can adapt to the heights of different sickbeds, the supporting rod 15 is of a telescopic sleeve structure, and the supporting rod 15 can be adjusted in height.

Furthermore, in order to reduce the power supply circuit and the control circuit of the lighting device, a battery is installed inside the adjusting tube 7, and a switch 28 is arranged on the outer wall of the adjusting sleeve 4. The battery can provide power for the LED lamp 9, and the switch 28 can control the LED lamp 9 to be turned on and off.

It should be noted that, for simplicity of description, the above-mentioned embodiments of the method are described as a series of acts or combinations, but those skilled in the art should understand that the present application is not limited by the order of acts described, as some steps may be performed in other orders or simultaneously according to the present application. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and elements referred to are not necessarily required in this application.

Claims

1. A novel oral surgery lighting device comprises a lampshade (1), and is characterized in that: the lampshade (1) comprises a light-gathering sleeve (3) and an adjusting sleeve (4) which are sequentially connected, the light-gathering sleeve (3) is in a horn shape, and the outer diameter of the light-gathering sleeve is gradually reduced along the direction close to the adjusting sleeve (4); a curved surface condensing lens (6) protruding towards the outer side of the condensing sleeve (3) is arranged in the condensing sleeve (3), and a reflecting surface is arranged on the inner wall of the condensing sleeve (3) between the curved surface condensing lens (6) and the adjusting sleeve (4);

a dimming component is arranged in the adjusting sleeve (4); the utility model discloses a LED (light emitting diode) lamp, including adjusting pipe (7) of wearing to establish in adjusting sleeve (4), the one end that adjusting pipe (7) are close to curved surface condensing lens (6) is connected with lamp stand (8), install a plurality of LED lamps (9) on lamp stand (8), be equipped with on the lateral wall of adjusting pipe (7) along adjusting pipe (7) adjustment tank (10) that length direction extends, be equipped with gear (11) in adjustment tank (10), and be equipped with on the roof of adjustment tank (10) with gear (11) engaged with rack (12), gear (11) coaxial coupling has the connecting axle, the connecting axle runs through the outside that the lateral wall of adjusting sleeve (4) extended to adjusting sleeve (4), the connecting axle is located adjusting sleeve (4) outside one end and is connected with knob (13).

2. The novel oral surgery illumination device of claim 1, characterized in that: the lamp holder is provided with a lampshade (1), and comprises a holder seat (14), a support rod (15) and a cross beam which are sequentially connected from bottom to top, wherein the cross beam comprises a rotary rod (16) and an installation rod (17), the rotary rod (16) is hinged with the installation rod (17), and the lower surface of the rotary rod (16) is connected with the top end of the support rod (15) through a rotary joint; a supporting block (18) is arranged on the outer wall of the supporting rod (15) which is positioned below the rotating rod (16);

the below of installation pole (17) is equipped with adjusting part, adjusting part includes slide bar (19) and cover and establishes slider (20) on slide bar (19), slider (20) constitute sliding fit with slide bar (19), the both ends of slide bar (19) all are connected with connecting seat (21), connecting seat (21) are all installed on installation pole (17), the lower surface of slider (20) is connected with universal flexible pipe (22), the one end that slider (20) were kept away from in universal flexible pipe (22) links to each other with the terminal surface of adjusting collar (4).

3. The novel oral surgery illumination device of claim 2, characterized in that: slide bar (19) are the square bar, and at slide bar (19) below slider (20) inside installation cavity (23) that is equipped with, be equipped with connecting rod (25) in installation cavity (23), the upper end of connecting rod (25) is equipped with non slipping spur (24), the upper surface of non slipping spur (24) and the lower surface of slide bar (19) are the rough surface, the bottom of connecting rod (25) is passed the lower surface of slider (20) and is extended to the outside of slider (20) to be connected with handle (26), connecting rod (25) are located the cover and are equipped with compression spring (27) on the inside body of rod of installation cavity (23).

4. The novel oral surgery illumination device of claim 2, characterized in that: the adjusting pipe (7) is internally provided with a battery, and the outer wall of the adjusting sleeve (4) is provided with a switch (28).