CN219270860U

CN219270860U - Cooling system of fluorescent endoscope cold light source

Info

Publication number: CN219270860U
Application number: CN202320240662.0U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Joymedicare Shanghai Medical Electronic Technology Co ltd
Current assignee: Joymedicare Shanghai Medical Electronic Technology Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-06-30
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a heat radiation system of a fluorescent endoscope cold light source, which comprises a box body, a light source module, a radiator, a first internal suction fan, a second internal suction fan and an external exhaust fan, wherein the first internal suction fan is connected with the box body; the box body is provided with a first air inlet, a second air inlet and an air outlet; the light source module is arranged in the box body and is adjacent to the first air inlet and the second air inlet; the light source module comprises a white light LED lamp and a near infrared laser LED lamp, which are respectively provided with a radiator, and the two radiators respectively extend to air channels corresponding to the first air inlet and the second air inlet; the first and second inner air suction fans are respectively fixed on the two radiators, and the outer exhaust fan is arranged at the air outlet; the cold air is sucked from the first air inlet and the second air inlet by the first inner air suction fan and the second inner air suction fan respectively, takes away the heat on the radiator, and is discharged from the air outlet by the outer exhaust fan to form a heat dissipation air path. According to the utility model, the heat of the light source module is absorbed by the radiator, and then the first and second inner air suction fans suck cold air to take away the heat on the radiator, so that the heat dissipation of the endoscope light source is realized.

Description

Cooling system of fluorescent endoscope cold light source

Technical Field

The utility model belongs to the field of endoscopes, and particularly relates to a heat radiation system of a cold light source of a fluorescent endoscope.

Background

The endoscope is one of the indispensable instruments in modern medical treatment, can be directly used for observing the tissue morphology of the internal organs of a human body, and has important significance for doctors to make diagnosis or operation.

Currently, fluorescent light sources utilize near infrared light-indocyanine green fluorescence imaging technology, and fluorescence imaging endoscopes show the diagnostic value of the fluorescent imaging endoscopes in focus positioning. However, in the operation process, the fluorescent light source not only has common white light output, but also has infrared light output, and compared with a common LED cold light source, the fluorescent light source can generate more heat in the case, so that the service life of internal components is reduced, the fluorescent light source is reasonably distributed, the heat generated in the work of an LED light source system is timely discharged, the service life of the light source is prolonged, and the stability of the cold light source equipment in the running process is guaranteed.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a heat dissipation system of a fluorescent endoscope cold light source, which aims to solve the heat dissipation problem of the endoscope light source.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a heat dissipation system for a cold light source of a fluorescent endoscope, comprising: the device comprises a box body, a light source module, a radiator, a first internal suction fan, a second internal suction fan and an external exhaust fan;

the box body is provided with a first air inlet, a second air inlet and an air outlet; the light source module is arranged in the box body and is adjacent to the first air inlet and the second air inlet; the light source module comprises a white light LED lamp and a near infrared laser LED lamp, wherein the white light LED lamp and the near infrared laser LED lamp are respectively provided with a radiator, and the two radiators respectively extend to air channels corresponding to the first air inlet and the second air inlet; the first inner suction fan and the second inner suction fan are respectively fixed on the two radiators, and the outer exhaust fan is arranged at the air outlet; the cold air is sucked from the first air inlet and the second air inlet by the first inner suction fan and the second inner suction fan respectively, takes away the heat on the radiator, and is discharged from the air outlet by the outer exhaust fan to form a heat dissipation air path.

Further, the heat dissipation system also comprises a temperature sensor and a main board control module;

the temperature sensor is arranged behind the lamp beads of the light source module, the temperature sensor is connected with the main board control module, and the main board control module is connected with the first internal suction fan, the second internal suction fan and the external exhaust fan.

Further, the heat dissipation system further comprises an isolation cover;

the isolation covers are arranged at two sides of the heat dissipation air path to prevent hot air from flowing around.

Further, the light source module further comprises a light path component.

Further, after the radiators are installed on the white light LED lamp and the near infrared laser LED lamp through the lamp bead installing plates of the light source modules, the first inner suction fan and the second inner suction fan are respectively fixed on the radiating fins of the two radiators.

Compared with the prior art, the utility model has the following advantages:

according to the utility model, the heat of the light source module is absorbed by the radiator, then the first inner suction fan and the second inner suction fan respectively suck cold air from the first air inlet and the second air inlet, so that the heat on the radiator is taken away, and finally the heat is discharged from the air outlet by the outer exhaust fan, so that the heat dissipation of the endoscope light source is realized, the service life of the light source is prolonged, and the stability of the cold light source equipment in operation is ensured.

Furthermore, the isolation covers are arranged at two sides of the heat dissipation air path to prevent hot air from flowing around; the temperature sensor monitors the temperature, so that the fan is controlled, energy can be saved, and the fan is prevented from working at high power when the temperature in the case is low.

Drawings

FIG. 1 is a schematic diagram of a heat dissipation system for a cold light source of a fluorescence endoscope of the present utility model;

FIG. 2 is a schematic diagram of the flow of air inside and outside a cabinet of the heat dissipation system of the present utility model;

fig. 3 is a schematic diagram of a fan controlled connection of the present utility model.

In the figure: 9-box, 21-light source module, 30-radiator, 31-first internal suction fan, 32-second internal suction fan, 33-external exhaust fan, 42-main board control module, 201-isolation cover, 301-first air inlet, 302-second air inlet, 303-air outlet.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description is presented herein to illustrate the utility model and not to limit the utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

The cooling system of the fluorescent endoscope cold light source of the present utility model, as shown in fig. 1 and 2, comprises: the box 9, the first internal suction fan 31, the second internal suction fan 32 and the external exhaust fan 33 form a heat dissipation air path; an isolation cover 201 is arranged above the air path to prevent hot air from flowing around. The light source module 21, the built-in temperature sensor and the main board control module 42 are arranged in the space in the box body 9, and the radiator 30 is arranged.

The light source module 21 contains a white light LED lamp, a near infrared laser LED lamp and an optical path component.

The number of the radiators 30 is at least two, and after the white light LED lamp and the near infrared laser LED lamp are directly installed through the lamp bead mounting plates, the first inner air suction fan 31 and the second inner air suction fan 32 are directly fixed on radiating fins of the radiator 30 and are electrically connected with the main board control module 42, so that power supply control is realized. Preferably, the fan arrangement is as shown in fig. 2, the first inner suction fan 31 and the second inner suction fan 32 are inner suction fans for sucking cool air, and the outer exhaust fan 33 is outer exhaust fans for exhausting internal heat; the power relation of each fan is as follows: the first inner suction fan 31 and the second inner suction fan 32 are less than or equal to the outer exhaust fan 33, so that heat can be discharged from the chassis.

As shown in fig. 3, a temperature sensor is built in each bead of the light source module 21, and is electrically connected to the motherboard control module 42 for monitoring the real-time temperature of each bead. When the working temperature of each lamp bead exceeds different preset values, the fan can increase or decrease the rotating speed so as to meet the heat dissipation requirement, and the fan is prevented from working at high power for a long time, so that energy sources can be saved.

The bottom of the box body 9 is provided with a first air inlet 301, the side wall is provided with a second air inlet 302, and the rear wall is provided with an air outlet 303; the cold air enters the isolation cover 201 from the first air inlet 301 and the second air inlet 302, flows along the air flowing direction shown in fig. 2, the first inner air suction fan 31 and the second inner air suction fan 32 are directly fixed on the radiating fins of the radiator 30, so that the cold air can quickly take away the heat on the radiator 30, the heat is collected in front of the outer exhaust fan 33, the heat is directly exhausted through the outer exhaust fan 33, and the heat dissipation speed is accelerated.

The main board module 42 is also electrically connected with the power supply module to obtain power supply, in addition, each fan is electrically connected with the main board control module 42, meanwhile, the temperature sensor in the light source module 21 is also electrically connected with the main board control module 42, when the working temperature of each lamp bead reaches different preset values, the fan can increase or decrease the rotating speed so as to meet the heat dissipation requirement, and long-time high-power work of the fan is avoided.

According to the utility model, through the matching of the cooling fans and the step power design, the cooling inside the cold light source case is quickened, meanwhile, the temperature is monitored in real time, the power of the fans is adjusted according to the temperature, the energy is saved, and the fans are prevented from working at high power at low temperature in the case; the high-speed mute fan is adopted, so that the fan is ensured to work at high power, and meanwhile, higher noise is avoided. In addition, good heat dissipation ensures the stability of the cold light source host in operation, and can meet the normal use of white light and infrared light modes.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A heat dissipation system for a cold light source of a fluorescent endoscope, comprising: the device comprises a box body, a light source module, a radiator, a first internal suction fan, a second internal suction fan and an external exhaust fan;

2. The heat dissipation system of a fluorescence endoscope cold light source of claim 1, further comprising a temperature sensor and a motherboard control module;

3. The heat dissipation system of a fluorescence endoscope cold light source according to claim 1 or 2, further comprising an isolation cover;

4. The cooling system of a fluorescent endoscope cold light source according to claim 1 or 2, wherein the light source module further comprises an optical path component.

5. The cooling system of the cold light source of the fluorescent endoscope according to claim 1 or 2, wherein the radiator is installed behind the white light LED lamp and the near infrared laser LED lamp through the lamp bead mounting plate of the light source module, and the first internal suction fan and the second internal suction fan are respectively fixed on the cooling fins of the two radiators.