阅读说明：本技术 一种摄像光源系统的亮度调节装置 (Brightness adjusting device of camera light source system ) 是由 李富强 曾宪龙 于 2021-09-23 设计创作，主要内容包括：本申请涉及一种医学检测用设备,尤其涉及一种摄像光源系统的亮度调节装置,包括机箱和设置在机箱内的光源,机箱外壁上设置有与光源连通的出光口,机箱内设置有一调节组件,包括设置在光源与出光口之间的遮光板,所述遮光板上开设有供光源的光线穿过的调光孔；机箱内设置有用于对遮光板进行调节的驱动件,调光孔的设置轨迹与光源相对于遮光板的运动轨迹相同,且调光孔的尺寸由其中一端到另一端逐渐变大。本申请具有较为方便对传输至内窥镜中的光照强度进行调整,提升内窥镜观测影响的清晰度的效果。(The application relates to a medical detection device, in particular to a brightness adjusting device of a camera light source system, which comprises a case and a light source arranged in the case, wherein the outer wall of the case is provided with a light outlet communicated with the light source; the chassis is internally provided with a driving piece for adjusting the light screen, the setting track of the light adjusting hole is the same as the motion track of the light source relative to the light screen, and the size of the light adjusting hole is gradually increased from one end to the other end. This application has comparatively conveniently to the illumination intensity of transmission to the endoscope in adjust, promotes the endoscope and observes the effect of the definition of influence.)

1. The utility model provides a luminance adjusting device of light source system makes a video recording, includes quick-witted case (2) and sets up light source (21) in quick-witted case (2), is provided with light-emitting window (22) with light source (21) intercommunication on quick-witted case (2) outer wall, its characterized in that: an adjusting component (3) is arranged in the case (2) and comprises a light shielding plate (31) arranged between the light source (21) and the light outlet (22), and the light shielding plate (31) is provided with a light adjusting hole (311) for light of the light source (21) to pass through; a driving piece (32) for adjusting the light shielding plate (31) is arranged in the case (2), the arrangement track of the light adjusting hole (311) is the same as the movement track of the light source (21) relative to the light shielding plate (31), and the size of the light adjusting hole (311) is gradually increased from one end to the other end.

2. A luminance adjusting apparatus of a photographic light source system according to claim 1, characterized in that: the shading plate (31) is rotatably connected with the case (2).

3. A luminance adjusting apparatus of a photographic light source system according to claim 1, characterized in that: the light shading plate (31) is further provided with a light through hole (312), the light through hole (312) is located at one end of the light adjusting hole (311) with a wider size, and the light through hole (312) is communicated with the light adjusting hole (311).

4. A luminance adjusting apparatus of a photographic light source system according to claim 1, characterized in that: the light source fixing device is characterized in that a mounting plate (23) is arranged in the case (2), the light source (21) is detachably connected onto the mounting plate (23), and a fixing component (4) used for fixing the light source (21) is arranged on the mounting plate (23).

5. A luminance adjusting apparatus of a photographic light source system according to claim 4, characterized in that: the mounting plate (23) is provided with a mounting groove (231), the light source (21) comprises a light source body (211), a light-emitting column (212) fixed on the light source body (211) and a light-collecting shell (213) fixed on the light source body (211), the light-collecting shell (213) is hemispherical, the opening of the light-collecting shell faces the direction of the light-shielding plate (31), and the light-emitting column (212) is positioned inside the light-collecting shell (213); the open side of the light collecting shell (213) is positioned in the mounting groove (231), and the outer wall of the light collecting shell (213) is abutted against the side wall of the mounting groove (231).

6. A luminance adjusting apparatus of a photographic light source system according to claim 5, characterized in that: fixed subassembly (4) including setting up elastic component (41) on mounting panel (23), elastic component (41) including fix installation pole (411) on mounting panel (23) and fix compressing tightly pole (412) on installation pole (411), compress tightly pole (412) and light-collecting shell (213) and keep away from one side butt of mounting panel (23), compress tightly pole (412) and installation pole (411) elastic connection and compress tightly the one end that pole (412) kept away from installation pole (411) and incline to the direction of mounting panel (23).

7. A luminance adjusting apparatus of a photographic light source system according to claim 6, characterized in that: the number of the elastic pieces (41) is two, and the two elastic pieces (41) are symmetrically arranged around the light collecting shell (213); a U-shaped connecting piece (42) is arranged between the two elastic pieces (41), and adapter pieces (43) are arranged between the two pressing rods (412) and the connecting piece (42).

8. A luminance adjusting apparatus of a photographic light source system according to claim 7, characterized in that: the part of the adapter piece (43) between the pressing rod (412) and the connecting piece (42) protrudes towards the direction far away from the pressing rod (412) and the connecting piece (42), and the part of the adapter piece (43) protruding outwards inclines towards the direction far away from the mounting plate (23).

9. A luminance adjusting apparatus of a photographic light source system according to claim 1, characterized in that: the driving piece (32) is a steering engine.

Technical Field

The present disclosure relates to medical detection apparatuses, and particularly to a brightness adjustment device for a camera light source system.

Background

When a patient is detected, an endoscope is required to be used under some conditions and inserted into the body of the patient to observe the state of illness of the tissues in the body of the patient, so that the state of illness of the patient is judged in an auxiliary manner, and the patient is treated conveniently in the follow-up process.

When using the endoscope to detect, with the endoscope connection on the light source system of making a video recording, the endoscope is connected with light source and photography equipment simultaneously, when detecting, light transmits and jets out behind the endoscope tip, illuminates the position that needs to detect in the patient body, simultaneously, through the internal image of photography equipment record to the image of shooing is spread in real time, accomplishes the detection to the pathological condition of patient's internal tissue.

With respect to the related art in the above, the inventors found that: in the detection process, a light source is used for illuminating the detection part in the patient body, and under different conditions, if the illumination intensity of the light source is too high, the problem of overexposure of the observation part can occur; the problems of dim light and unclear observation can occur when the illumination intensity is insufficient; can affect the observed effect and even affect the subsequent diagnosis process and result.

Disclosure of Invention

In order to reduce the problem that an observed image is not clear due to improper illumination intensity, the application provides a brightness adjusting device of a camera light source system.

The application provides a luminance adjusting device of light source system makes a video recording adopts following technical scheme:

a brightness adjusting device of a camera shooting light source system comprises a case and a light source arranged in the case, wherein a light outlet communicated with the light source is formed in the outer wall of the case; the chassis is internally provided with a driving piece for adjusting the light screen, the setting track of the light adjusting hole is the same as the motion track of the light source relative to the light screen, and the size of the light adjusting hole is gradually increased from one end to the other end.

By adopting the technical scheme, when the endoscope is used for detecting the interior of a patient body, the driving piece is controlled to drive the shading plate to move, so that the width of the dimming hole part aligned with the light source is changed, the intensity of light transmitted to the endoscope can be adjusted, the light irradiated by the endoscope is kept to expose the part, needing to be observed, of the interior of the patient body to a proper degree, the images shot and transmitted are kept clear, and the influence or interference on the subsequent diagnosis process is not easily caused; the light intensity transmitted from the light source to the endoscope is adjusted through the light shielding plate, and compared with a mode of adjusting the light intensity by changing the power of the light source, the problem of damage to the light source is reduced, and the service life of the endoscope is prolonged.

Optionally, the shading plate is rotatably connected with the chassis.

Through adopting above-mentioned technical scheme, compare in the condition that drives the light screen translation, can reduce shared space in the light screen adjustment process to a certain extent, improve the holistic space utilization of the device, at the in-process of using with other module cooperations, be difficult to appear occupation space too big problem, promoted suitability and convenience of use.

Optionally, a light hole is further formed in the light screen, the light hole is located at one end of the light adjusting hole, which is wider in size, and the light hole is communicated with the light adjusting hole.

Through adopting above-mentioned technical scheme, when carrying out the benefit light, if illumination intensity is low for the image of shooting is unclear because the environment is darker, directly adjusts the light screen to the position department that leads to unthreaded hole and light source alignment, if still there is darker problem, directly through the power of increase light source in order to increase light intensity, has shortened the process that gradually adjusts the light screen and observe, has improved the efficiency that the device used.

Optionally, a mounting plate is arranged in the case, the light source is detachably connected to the mounting plate, and a fixing assembly for fixing the light source is arranged on the mounting plate.

Through adopting above-mentioned technical scheme, the light source can be dismantled through fixed subassembly and connect on the mounting panel, when needs are changed the light source or are overhauld, can be comparatively for conveniently ann tears open the light source.

Optionally, the mounting plate is provided with a mounting groove, the light source includes a light source body, a light-emitting post fixed on the light source body, and a light-collecting shell fixed on the light source body, the light-collecting shell is hemispherical, an opening of the light-collecting shell faces the direction of the light-shielding plate, and the light-emitting post is located inside the light-collecting shell; one side of the opening of the light collecting shell is positioned in the mounting groove, and the outer wall of the light collecting shell is abutted to the side wall of the mounting groove.

Through adopting above-mentioned technical scheme, when fixing the light source on the mounting panel, the light collection shell card can reduce the problem that the light collection shell takes place to slide relative to the mounting panel in the mounting groove, and the light source is fixed more firmly on the mounting panel.

Optionally, the fixing assembly comprises an elastic part arranged on the mounting plate, the elastic part comprises a mounting rod fixed on the mounting plate and a pressing rod fixed on the mounting rod, the pressing rod is abutted to one side, far away from the mounting plate, of the light collecting shell, and the pressing rod is elastically connected with the mounting rod and inclines towards the direction of the mounting plate at one end, far away from the mounting rod, of the pressing rod.

Through adopting above-mentioned technical scheme, compress tightly pole and light collection shell butt, compress tightly the light collection shell and fix on the mounting panel, when needs pull down the light source, directly stir the compression bar for the light collection shell from the mounting groove in deviate from can, it is comparatively convenient to carry out the operation of ann tearing open to the light source.

Optionally, there are two elastic members, and the two elastic members are symmetrically arranged with respect to the light collecting shell; a U-shaped connecting piece is arranged between the two elastic pieces, and adapter pieces are arranged between the two pressing rods and the connecting piece.

Through adopting above-mentioned technical scheme, two elastic component cooperations are fixed the light collection shell, set up the connecting piece simultaneously and connect two compression bars, can promote the steadiness that the light source was fixed on the mounting panel to a certain extent.

Optionally, a portion of the adapter located between the pressing rod and the connecting piece protrudes in a direction away from the pressing rod and the connecting piece, and the portion protruding outwards of the adapter inclines in a direction away from the mounting plate.

Through adopting above-mentioned technical scheme, pressing down the pole and carrying out under the state fixed to the light source, there is the clearance between the tip of adaptor and the mounting panel, need stir under the circumstances that compresses down the pole, comparatively conveniently snatch the adaptor, it is comparatively convenient to operate compressing down the pole.

Optionally, the driving element is a steering engine.

Through adopting above-mentioned technical scheme, can be comparatively convenient and accurate control light screen pivoted angle, after control light screen rotated certain angle, can be difficult to the problem that rocks appear with the comparatively stable position that keeps after the adjustment of light screen for this adjusting device's regulation effect is better.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the adjusting assembly is arranged, so that the intensity of light transmitted from the light source to the endoscope can be conveniently adjusted, clear pictures can be shot and transmitted by the endoscope, the power of the light source does not need to be frequently adjusted, and the problem of light source damage is reduced;

2. the light source can be conveniently fixed through the arranged fixing assembly, and the installation and disassembly operations are convenient when the light source needs to be repaired and replaced subsequently;

3. through the logical unthreaded hole that sets up, when carrying out the light supplement, if illumination intensity is low for the image of shooting is unclear because the environment is darker, directly adjusts the light screen to the position department that leads to unthreaded hole and light source alignment, if still there is darker problem, and the direct power through the increase light source is in order to increase light intensity, has shortened the process that gradually adjusts the light screen and carry out the observation, has improved the efficiency that the device used.

Drawings

Fig. 1 is a schematic view of a luminance adjustment device of the present application mounted in a housing;

fig. 2 is a schematic view of the brightness adjustment apparatus of the present application;

FIG. 3 is a schematic view of a light source configuration;

FIG. 4 is an enlarged schematic view of portion A of FIG. 2;

fig. 5 is a schematic structural view of the fixing assembly.

Description of reference numerals: 1. a housing; 2. a chassis; 21. a light source; 211. a light source body; 212. a light emitting column; 213. a light collecting shell; 22. a light outlet; 23. mounting a plate; 231. mounting grooves; 3. an adjustment assembly; 31. a visor; 311. a light modulation hole; 312. a light through hole; 32. a drive member; 4. a fixing assembly; 41. an elastic member; 411. mounting a rod; 412. a hold down bar; 42. a connecting member; 43. an adapter; 5. a fan.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a brightness adjusting device of a camera light source system, referring to fig. 1 and 2, the camera light source system comprises a housing 1, a light source module and a camera module are arranged in the housing 1, the brightness adjusting device is the light source module therein, the adjusting device comprises a case 2 fixed in the housing 1, a light source 21 arranged in the case 2 and a light outlet 22 fixed on the outer wall of the case 2, the light outlet 22 is a tubular structure and aligned with the light emitting end of the light source 21, and the end of the light outlet 22 penetrates through the side wall of the housing 1 and extends to the outside of the housing 1 for being connected with a wiring of an endoscope, so as to transmit light generated by the internal light source 21 to the endoscope.

Referring to fig. 2, a mounting plate 23 is vertically fixed in the case 2 for mounting the light source 21; the case 2 is further provided with an adjusting assembly 3, which includes a light shielding plate 31 located between the light source 21 and the light outlet 22 and a driving member 32 disposed in the case 2 for adjusting the position of the light shielding plate 31, wherein the light shielding plate 31 is provided with a light adjusting hole 311, and the width of the light adjusting hole 311 gradually increases from one end to the other end; the light emitted by the light source 21 is transmitted to the light outlet 22 through the light adjusting hole 311, and in the process that the driving member 32 drives the light shielding plate 31 to move, the light adjusting hole 311 is always aligned with the light source 21, and the intensity of the light transmitted from the light source 21 to the endoscope can be adjusted along with the change of the width of the position where the light adjusting hole 311 is aligned with the light source 21.

Specifically, referring to fig. 2, the light shielding plate 31 is rotatably connected to the mounting plate 23, the driving member 32 is a steering engine, the driving member 32 is also fixed to the mounting plate 23, and an output end of the driving member is fixedly connected to the light shielding plate 31 to drive the light shielding plate 31 to rotate; a button is arranged on the outer side of the shell 1 to control the driving piece 32 to operate; in the detection process, the light shielding plate 31 rotates to adjust the intensity of light transmitted from the light source 21 to the endoscope, so that the shot and transmitted images are kept clear; in another embodiment, the light shielding plate 31 can be slidably connected to the mounting plate 23, and the driving member 32 drives the light shielding plate 31 to slide in a gear and rack transmission manner, so that the intensity of the light transmitted from the light source 21 to the endoscope can be adjusted.

In the process of observing the inside of a patient body by using the endoscope, the driving piece 32 is controlled by the button to drive the light shielding plate 31 to rotate, the width of the light adjusting hole 311 at the part opposite to the light source 21 is adjusted, the intensity of light transmitted to the endoscope can be conveniently adjusted, the problems of over-exposure or insufficient light supplement on the observation part inside the patient body are not easy to occur, the images shot and transmitted by the endoscope are ensured to be kept clear, the observation effect is better, and therefore, the interference or inconvenience on the subsequent diagnosis process is not easy to cause; the light shielding plate 31 is used for adjusting, so that the power of the light source 21 does not need to be adjusted frequently, the problem that the light source 21 is damaged can be reduced, and the service life is prolonged.

Referring to fig. 2, the light shielding plate 31 is further provided with a light hole 312, the light hole 312 is located at one end of the light adjusting hole 311 with the largest width, and the light hole 312 is communicated with the light adjusting hole 311; adjusting the light shielding plate 31 to the position where the light passing hole 312 is aligned with the light source 21 so that the intensity of the light transmitted into the endoscope reaches the maximum value; in the light supplementing process, if the observation part is dark, the light shielding plate 31 can be directly adjusted to the position where the light through hole 312 is aligned with the light source 21, if a clear image can be observed at the moment, direct observation can be carried out, if the exposure is excessive, the light shielding plate 31 can be continuously adjusted, and the illumination intensity transmitted to the endoscope is reduced; if the observed part still has the problems of darkness and incapability of clearly observing, the power of the light source 21 can be judged to be required to be increased so as to ensure that clear images can be observed, the adjusting time is shortened, and the use convenience is improved.

Referring to fig. 3 and 4, the light source 21 includes a light source body 211, a light emitting pillar 212 fixed on the light source body 211, and a light collecting shell 213 fixed on the light source body 211, wherein the light collecting shell 213 is a hemispherical shell 1, an opening of the light collecting shell 1 faces the direction of the light shielding plate 31, the light emitting pillar 212 is located inside the light collecting shell 213, and light emitted from the light emitting pillar 212 is collected by the light collecting shell 213 and passes through the dimming hole 311 to the light outlet 22; the mounting plate 23 is provided with a mounting groove 231, and the open end of the light collecting shell 213 is positioned in the mounting groove 231 and keeps the outer wall of the light collecting shell 213 abutted against the side wall of the mounting groove 231; the mounting plate 23 is provided with a fixing member 4 for fixing the light source 21.

Referring to fig. 2 and 5, the fixing assembly 4 includes two elastic members 41 fixed on the mounting plate 23, each of the two elastic members 41 abuts against a side of the light collecting shell 213 away from the mounting plate 23 to press and fix the light collecting shell 213 on the mounting plate 23, and the two elastic members 41 are symmetrically distributed about a center line of the light collecting shell 213; the elastic element 41 comprises an installation rod 411 fixed on the installation plate 23 and a pressing rod 412 fixed on the installation rod 411, the pressing rod 412 is elastically connected with the installation rod 411, and one end of the pressing rod 412, which is far away from the installation rod 411, is inclined towards the direction of the installation plate 23, so that the pressing rod 412 is tightly abutted against the light collecting shell 213, and the light collecting shell 213 is pressed on the installation plate 23; when the power supply is installed or disassembled, the pressing rod 412 is directly pushed, the light collecting shell 213 is moved out of the installation groove 231, the light source 21 can be taken down, and the operation is convenient.

Referring to fig. 2 and 5, a connecting member 42 is disposed between the two elastic members 41, the connecting member 42 is U-shaped, the two elastic members 41 are connected by the connecting member 42, an adapter 43 is disposed between each of the two pressing rods 412 and the connecting member 42, and the connecting member 42 and the pressing rods 412 are connected by the adapter 43; the adaptor 43 is also U-shaped, two ends of the adaptor 43 are fixedly connected with the end portions of the pressing rod 412 and the connecting piece 42 respectively, and one end of the adaptor 43, which is far away from the pressing rod 412 and the connecting piece 42, inclines towards the direction far away from the mounting plate 23.

When the light source 21 is fixed on the mounting plate 23 by the elastic member 41, the pressing rod 412 and the connecting member 42 are simultaneously abutted against the light collecting shell 213, so that the light collecting shell 213 is pressed and fixed on the mounting plate 23, the light source 21 is more firmly fixed, and the light source 21 is not easy to shake or fall off; in addition, one end of the adapter 43, which is away from the pressing rod 412 and the connecting piece 42, is inclined in the direction away from the mounting plate 23, and when the pressing rod 412 is abutted against the light collecting shell 213, the end of the adapter 43 is in a state of being separated from the mounting plate 23, and the light source 21 needs to be taken off from the mounting plate 23, the adapter 43 can be conveniently grabbed, and the fixing assembly 4 can be conveniently operated.

In addition, in the process of using the device, the heat generated by the light source 21 is easy to affect the normal operation process and the service life of the light source 21 itself, so referring to fig. 1, the fan 5 is installed on the outer wall of the case 2 to radiate the heat of the light source 21.

The implementation principle of the brightness adjusting device of the camera light source system in the embodiment of the application is as follows: when using the endoscope to detect, the light intensity that light source 21 transmitted to the endoscope that adjustment light screen 31 can be comparatively convenient is adjusted for the light intensity who jets out from the endoscope keeps in suitable scope, reduces to appear exposing excessively or illumination inadequately and makes the blurred problem of image of shooting, transmission, makes the image of shooting, transmission keep clear, and the result of use is better, is difficult to produce the influence, cause the interference to the process of follow-up diagnosis.

When the intensity of the light transmitted to the endoscope is adjusted, the power of the light source 21 does not need to be frequently adjusted to adjust the luminous intensity of the endoscope, so that the problem of damage to the light source 21 caused by frequent adjustment of the light source 21 is solved, and the service life of the endoscope is prolonged; by the arrangement of the fixing component 4, in a state that the light source 21 is fixed, the light source 21 is fixed by simultaneously pressing the pressing rod 412 and the connecting piece 42 on the light collecting shell 213, and the light collecting shell 213 is located in the mounting groove 231, so that the light source 21 is fixed more firmly; when the light source 21 is detached, the light source 21 can be detached by shifting the pressing rod 412 and the connecting piece 42 through the adapter 43, so that the operation is convenient.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.