CN220588237U - Endoscope light source host and camera shooting system thereof - Google Patents

Endoscope light source host and camera shooting system thereof Download PDF

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Publication number
CN220588237U
CN220588237U CN202320495195.6U CN202320495195U CN220588237U CN 220588237 U CN220588237 U CN 220588237U CN 202320495195 U CN202320495195 U CN 202320495195U CN 220588237 U CN220588237 U CN 220588237U
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China
Prior art keywords
light
endoscope
light source
emitting unit
source host
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CN202320495195.6U
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Chinese (zh)
Inventor
石强勇
理中强
梁冬生
魏旭立
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Wuhan Mindray Biomedical Technology Co ltd
Shenzhen Mindray Bio Medical Electronics Co Ltd
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Shenzhen Mindray Bio Medical Electronics Co Ltd
Wuhan Mindray Medical Technology Research Institute Co Ltd
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Priority to CN202320495195.6U priority Critical patent/CN220588237U/en
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Abstract

An endoscope light source host and a camera shooting system thereof, wherein the endoscope light source host comprises a shell, a heat radiation component mounting position, a control component mounting position, a light path component mounting position and a reserved expansion component mounting position; the light path assembly installation position is provided with a light path installation seat, the light path installation seat comprises a first light input interface, a second light input interface and a light output interface, the first light input interface is used for being in butt joint with the first light emitting unit, and the first type of illumination light emitted by the first light emitting unit is input by the first light input interface and output by the light output interface; the expansion assembly mounting position can be selectively provided with a second light-emitting unit, and illumination light of a second type emitted by the second light-emitting unit is input by a second light input interface and output by a light output interface; the light path component installation position, the heat dissipation component installation position, the control component installation position and the expansion component installation position are distributed in the shell in a preset position relation.

Description

Endoscope light source host and camera shooting system thereof
Technical Field
The utility model relates to the field of medical endoscopes, in particular to a medical endoscope light source host and an endoscope image pickup system.
Background
With the development of minimally invasive surgery, the demand for endoscopes and requirements are increasing. An endoscope capable of only displaying white light images cannot meet the use requirements of doctors, in order to meet higher clinical requirements, various manufacturers sequentially push out display modes of various modes, including various display modes of white light images, fluorescent images, 3D images and the like, and correspondingly, an endoscope light source host also needs to be changed to adapt to the development of the times. The utility model provides a method for realizing replacement of an internal module of a light source host on the basis of not changing the basic structure of the light source host of an endoscope. The requirements of different display modes on the light source host can be better met.
Disclosure of Invention
The application discloses endoscope light source host computer has solved the inside module of endoscope light source host computer and has changed to satisfy the problem of different display demands, provide the platform product, can make up, upgrade according to the demand.
In an embodiment of the application, an endoscope light source host comprises a shell, wherein a heat radiation component installation position for installing a heat radiation component and a control component installation position for installing a control component are arranged in the shell, the endoscope light source host further comprises a light path component installation position and a reserved expansion component installation position, the light path component installation position is used for installing a light path component, a light path installation seat is arranged on the light path component installation position, a first light input interface, a second light input interface and a light output interface are arranged on the light path installation seat, the first light input interface is used for butting a first light emitting unit so that first type of illumination light emitted by the first light emitting unit is input by the first light input interface and output by the light output interface, and second type of illumination light emitted by the second light emitting unit is input by the second light input interface and output by the light output interface; the expansion component mounting position is used for selectively mounting the second light-emitting unit, and the light path component mounting position, the heat dissipation component mounting position, the control component mounting position and the expansion component mounting position are distributed in the shell in a preset position relation.
In one embodiment, the light path component mounting location, the heat dissipating component mounting location, and the expansion component mounting location are disposed on the same side of the housing, and the control component mounting location is disposed on the other side of the housing.
In an embodiment, the light path component, the heat dissipation component and the expansion component are arranged on the same support, so that a combination body which can be integrally detached from the shell can be formed, and different light source requirements can be met.
In an embodiment, the layout modes of the light path component, the heat dissipation component and the expansion component are sequentially arranged or arranged in a delta shape.
In one embodiment, an endoscope light source host comprises a shell, wherein a heat dissipation assembly and a light-emitting unit are arranged in the shell; the light-emitting unit is arranged on the light-emitting unit installation position and used for emitting illumination light; the light emitting unit is thermally coupled to the heat dissipating component; the radiator assembly is arranged in a preset radiator assembly installation position, the radiator assembly installation position comprises at least two independent installation spaces, and each at least two independent installation spaces are used for setting independent radiators, so that the radiators are independently disassembled and assembled.
In an embodiment, the heat dissipation assembly includes a heat sink, a fan, and an air duct board, and the air duct board cooperates with the fan to form a heat dissipation channel, so that an air flow formed when the fan works is transmitted to the outside of the host through the heat dissipation channel.
In one embodiment, the fan comprises a plurality of fans, and the fans and the air duct board are matched to form a heat dissipation channel.
In an embodiment, the heat dissipating assembly further comprises a heat dissipating substrate and a heat pipe, the heat dissipating substrate and/or the heat pipe being thermally coupled to the light emitting unit.
In one embodiment, the heat sink includes a first heat sink and a second heat sink, a first heat pipe and a second heat pipe.
In an embodiment, the first heat sink and the second heat sink are arranged side by side, and the first heat pipe and the second heat pipe are respectively arranged on different sides of the first heat sink and the second heat sink.
In an embodiment, the partial tube sections of the first heat pipe and the second heat pipe are respectively arranged in the first radiator and the second radiator in a penetrating way.
In an embodiment, the light emitting unit comprises a first light emitting unit and a second light emitting unit, the first light emitting unit and the first heat pipe being thermally coupled; the second light emitting unit is thermally coupled to the second heat pipe.
In an embodiment, a first substrate is disposed between the first light emitting unit and the first heat pipe, and a second substrate is disposed between the second light emitting unit and the second heat pipe, and the first substrate and the second substrate are respectively in direct contact with and thermally coupled to the first light emitting unit and the second light emitting unit.
In an embodiment, the heat dissipating assembly mounting location further includes two independent fan mounting locations for mounting two fans that can be independently operated and independently disassembled.
In one embodiment, an endoscope light source host is characterized by comprising a shell, wherein a heat dissipation assembly is arranged in the shell; the radiator assembly is arranged in a preset radiator assembly installation position, the radiator assembly installation position comprises two independent installation spaces, and the two independent installation spaces are used for setting different radiators, so that the different radiators are independently disassembled and assembled.
In an embodiment, the heat dissipation assembly comprises a radiator, a fan and an air duct board, the fan is used for exhausting or blowing air, heat dissipation is accelerated, and the air duct board is matched with the fan, so that air flow formed when the fan works is guided to the outside of the host machine through the air duct board.
In one embodiment, the duct board and the fan form separate heat dissipation channels.
In an embodiment, the light source host further comprises an expansion component installation site, and the expansion component installation site is used for installing the expansion component.
In an embodiment, the light emitting unit mounting locations include a first light emitting unit mounting location and a second light emitting unit mounting location, wherein the first light emitting unit mounting location is disposed in the expansion component mounting location, the second light emitting unit mounting location is not disposed in the expansion component mounting location, the first light emitting unit mounting location is for mounting the first light emitting unit, and the second light emitting unit mounting location is for mounting the second light emitting unit or the light blocking cover.
In one embodiment, an endoscope light source host comprises a shell and a light path mounting seat; the light path mounting seat is arranged in the shell; the optical path installation seat is internally provided with an optical path channel, and an optical element is arranged in the optical path channel; the light path installation seat is provided with a first light input interface and a second light input interface, the first light input interface is provided with a first light emitting unit, the first light emitting unit is used for emitting illumination light of a first kind, and the illumination light of the first kind is input into a light path channel in the light path installation seat through the first light input interface;
the second light input interface is provided with a second light-emitting unit which can be detached integrally or a light blocking cover which can be detached integrally; the second light-emitting unit is used for emitting illumination light of a second kind, and the illumination light of the second kind is input into the light path channel in the light path mounting seat through the second light input interface; the light blocking cover is used for shielding the second light input interface; the light path mount is further provided with a light output interface for outputting illumination light including illumination light of a first kind or mixed light including illumination light of the first kind and illumination light of a second kind.
In an embodiment, the first light emitting unit is an LED light source; the second light-emitting unit is a laser light source or an LED light source.
In an embodiment, the illumination light is a mixed light obtained by mixing the illumination light of the first type and the illumination light of the second type, or the illumination light is light alternately output by time-sharing the illumination light of the first type and the illumination light of the second type.
In an embodiment, the first light emitting unit and the second light emitting unit are operated simultaneously or alternately in a time-sharing manner.
In one embodiment, the first light emitting unit is a white light source, and the second light emitting unit is a fluorescent light source.
In an embodiment, the optical path mounting base comprises a first optical path mounting base and a second optical path mounting base, and the first optical input interface is arranged on the first optical path mounting base; the second optical input interface is arranged on the second optical path mounting seat; the first light path mounting seat is detachably and fixedly connected with the second light path mounting seat.
In an embodiment, the second optical path mounting seat is provided with an optical output interface, and a central axis of a channel of the optical output interface is parallel to a central axis of a channel of the first optical input interface, and the central axis of the channel of the second optical input interface is perpendicular to the central axis of the channel of the optical output interface.
In an embodiment, the optical axis of the illumination light of the first kind is arranged coaxially with the first light input interface and the optical axis of the illumination light of the second kind is arranged coaxially with the second light input interface.
In an embodiment, the optical axis of the illumination light of the first kind emitted by the first light emitting unit is parallel to the optical axis of the illumination light, and the optical axis of the illumination light of the second kind emitted by the second light emitting unit is perpendicular to the optical axis of the illumination light.
In an embodiment, the light source host further includes a light splitting device, and the light splitting device is disposed between the first light path mounting seat and the second light path mounting seat, and is configured to transmit the illumination light of the first type and reflect the illumination light of the second type.
In an embodiment, the light splitting means comprises a dichroic mirror.
In an embodiment, the optical element further includes a first optical element detachably disposed on the first optical path mount, the first optical element including a first lens barrel, a first lens, and a first optical filter; the first lens is detachably and fixedly connected with the first lens barrel; the first type of illumination light emitted by the first light-emitting unit sequentially passes through the first lens and the first optical filter to the light output interface; or/and, the optical element further comprises a second optical element, the second optical element is detachably arranged on the second light path mounting seat, and the second optical element comprises a second lens cone, a second lens and a second optical filter; the second lens is detachably and fixedly connected with the second lens barrel; the illumination light of the second kind emitted by the second light-emitting unit sequentially passes through the second lens and the second optical filter to the light output interface.
In an embodiment, the first optical filter and the first lens barrel are in threaded connection; or/and the second optical filter and the second lens cone are in threaded connection.
In an embodiment, the outer wall of the first lens barrel is provided with a protruding abutting part, the first light path mounting seat is provided with a limiting structure matched with the abutting part, and the abutting part is arranged in the limiting structure, so that the first lens barrel is mounted on the first light path mounting seat; or/and, the outer wall of the second lens cone is provided with a protruding abutting part, the second light path mounting seat is provided with a limiting structure matched with the abutting part, and the abutting part is arranged in the limiting structure, so that the second lens cone is mounted on the second light path mounting seat.
In an embodiment, the first optical element further includes a first compressing element, where the first compressing element is disposed at one end of the first lens barrel, and provides a compressing force for the first lens barrel to compress the first optical path mount;
or/and, the second optical element further comprises a second compressing element, and the second compressing element is arranged at one end of the second lens barrel and provides compressing force for compressing the second lens barrel to the second light path mounting seat.
In an embodiment, the first light emitting unit is integrally detachably arranged on the first light input interface.
In an embodiment, when the first light emitting unit is disposed on the first light input interface, the light path channel in the light path mount is isolated from the external environment; when the second light emitting unit or the light blocking cover is arranged on the second light input interface, the light path channel is isolated from the external environment.
In an embodiment, the light source further comprises a plurality of independent light emitting units, the plurality of independent light emitting units are respectively and integrally detachably arranged on the light path mounting seat, the plurality of independent light emitting units can emit various illumination lights, and the various illumination lights are output by the light output interface after being coupled.
In one embodiment, the endoscope light source host comprises a shell, a light path mounting seat, a spectroscope and a light intensity detector; the light path installation seat is arranged in the shell, and a light path channel is arranged in the light path installation seat; the light path mounting seat is provided with a first light input interface and a second light input interface, the first light input interface is used for being connected with a first light emitting unit, and the first light emitting unit is used for emitting first illumination light; the second light input interface is used for being connected with a second light emitting unit or a light blocking cover, the second light emitting unit is used for emitting second illumination light, and the light blocking cover is used for blocking light and closing the second light input interface; the light path mounting seat is also provided with a light output interface for outputting illumination light, wherein the illumination light comprises first illumination light or/and second illumination light; the spectroscope is arranged in the light path channel; the light intensity detector is arranged in the light path channel, at least part of the first illumination light emitted by the first light-emitting unit is reflected into the light intensity detector through the spectroscope, and at least part of the second illumination light emitted by the second light-emitting unit is transmitted into the light intensity detector through the spectroscope.
In an embodiment, the optical path mounting seat comprises a first optical path mounting seat and a second optical path mounting seat, the first optical input interface is arranged on the first optical path mounting seat, and the second optical input interface is arranged on the second optical path mounting seat; the first light path installation seat and the second light path installation seat are detachably and fixedly connected; the spectroscope is arranged between the first light path installation seat and the second light path installation seat.
In an embodiment, the light intensity detection device is disposed on the first light path mount, and the light output interface is disposed on the second light path mount.
In an embodiment, the light intensity detector is provided with at least two different optical filters, the at least two different optical filters are respectively used for filtering different spectral bands, and the at least two different optical filters correspond to the first illumination light and the second illumination light.
In one embodiment, an endoscope light source host includes a housing, a light emitting unit, a light path assembly, and a light guide beam; the light-emitting unit and the light path component are arranged in the shell; the light path component comprises an optical input interface and a first interface, the light emitting unit corresponds to the optical input interface, and emitted light emitted by the light emitting unit enters the light path component through the optical input interface and is output by the first interface after passing through the optical element; one end of the light guide beam is provided with a first connector matched with the first connector, the first connector is provided with an elongated channel matched with the first connector, and the first connector is spliced with the first connector; at least one abutting piece protruding out of the inner surface of the first interface is arranged in the first interface; the interference member contacts the first connector and provides a force to the first connector that biases the first connector away from the central axis of the channel.
In one embodiment, the interference member includes an elastic member that provides a force to the first connector by elastic deformation that biases the first connector away from the central axis of the channel.
In one embodiment, the resilient member includes a contact portion that directly contacts the first connector and a telescoping portion that provides a force that biases the first connector away from the central axis of the passageway.
In one embodiment, the contact portion and the telescoping portion are integrally formed.
In one embodiment, the telescoping portion is a spring.
In an embodiment, the elastic member further includes a base, and one end of the telescopic portion is fixed on the base.
In an embodiment, the base is a compression spring screw, and the telescopic part is arranged in the compression spring screw.
In an embodiment, the interference member includes at least two interference members, the at least two interference members are disposed at a predetermined distance, and the at least two interference members are disposed on the same channel section.
In one embodiment, the at least two interference members provide a resultant force to the first connector that biases the first connector away from the central axis of the channel such that the first connector remains on the central axis of the channel or biases the first connector away from the central axis of the channel.
In an embodiment, any two at least two interference members each provide an included angle of 0 ° to 180 ° in a direction of the force that deflects the first joint away from the central axis of the channel.
In one embodiment, the central axis of the channel is disposed perpendicular to the force provided by the interference member to deflect the first connector from the central axis of the channel.
In one embodiment, the channel comprises a mounting groove or a mounting hole, the central axis of the mounting groove or the mounting hole is perpendicular to the central axis of the channel, and the abutting piece is arranged in the mounting groove or the mounting hole.
In one embodiment, the channel includes at least two mounting slots or holes, the central axes of which are on the same plane.
In one embodiment, the angle of the central axes of at least two mounting slots or mounting holes is 0 ° to 180 °.
In one embodiment, the at least one interference member provides a force to the first connector that deflects the first connector from the central axis of the channel such that the optical path of the first connector is coaxial with the optical path of the light output interface.
In an embodiment, the light source host further includes a locking structure disposed on the first interface for applying a locking force to the light guide beam.
In one embodiment, an endoscopic image pickup system includes the endoscope light source host, the light guide beam, the image pickup host and the endoscope device in the above embodiments, the light source host is connected with the endoscope device through the light guide beam, and the endoscope device is connected with the image pickup host.
Drawings
FIG. 1 is an endoscopic imaging system in one embodiment;
FIG. 2 is a schematic diagram of a light source host according to an embodiment;
FIG. 3 is a schematic diagram of a main structure of a light source host according to an embodiment;
FIG. 4 is a schematic diagram of a main structure of a light source host according to an embodiment;
FIG. 5 is a schematic diagram of a main structure of a light source host according to an embodiment;
FIG. 6 is a schematic diagram of a light source host light path component mounting portion according to an embodiment;
FIG. 7 is a schematic view of a light source host light path component mounting portion according to an embodiment;
FIG. 8 is a schematic diagram illustrating the cooperation of the first interface and the light guide beam of the light source host according to an embodiment;
fig. 9 is a schematic diagram of a first interface structure of a light source host according to an embodiment.
Detailed Description
The utility model will be described in further detail below with reference to the drawings by means of specific embodiments. Wherein like elements in different embodiments are numbered alike in association. In the following embodiments, numerous specific details are set forth in order to provide a better understanding of the present application. However, one skilled in the art will readily recognize that some of the features may be omitted, or replaced by other elements, materials, or methods in different situations. In some instances, some operations associated with the present application have not been shown or described in the specification to avoid obscuring the core portions of the present application, and may not be necessary for a person skilled in the art to describe in detail the relevant operations based on the description herein and the general knowledge of one skilled in the art.
Furthermore, the described features, operations, or characteristics of the description may be combined in any suitable manner in various embodiments. Also, various steps or acts in the method descriptions may be interchanged or modified in a manner apparent to those of ordinary skill in the art. Thus, the various orders in the description and drawings are for clarity of description of only certain embodiments, and are not meant to be required orders unless otherwise indicated.
The numbering of the components itself, e.g. "first", "second", etc., is used herein merely to distinguish between the described objects and does not have any sequential or technical meaning. The terms "coupled" and "connected," as used herein, are intended to encompass both direct and indirect coupling (coupling), unless otherwise indicated.
As shown in fig. 1, an embodiment of the present application provides an endoscopic imaging system 1000, including a light source host 10, a light guide beam 20, an endoscope 30, an endoscopic camera 40, a cable 71, an imaging host 50, a display 60, and a video connection line 72. The endoscope 30 includes an illumination light path that interfaces with the light guide beam 20 for irradiating illumination light transmitted from the light source host 10 to a specific portion of the inspection object, and an imaging light path that interfaces with the endoscope camera 40 to obtain an optical signal reflected or excited by the specific portion of the inspection object and transmit the optical signal to the endoscope camera 40.
The camera host 50 is connected to the endoscope camera 40 through a cable 71, and a white light signal and a fluorescent signal generated by the endoscope camera 40 are transmitted to the camera host 50 through the cable 71 to be processed. In some embodiments, cable 71 may be an optical communication cable, such as an optical fiber; the endoscope camera 40 converts an image signal (an electric signal) into an optical signal, and the optical signal is transmitted to the camera host 50 by the cable 71, and the camera host 50 converts the optical signal into an electric signal (an image signal). The camera host 50 is connected to the display 60 via a video connection line 72 for transmitting image signals to the display 60 for display.
In some embodiments, the endoscopic camera 40 may also transmit the image signal to the camera host 50 by wireless transmission.
It should be understood by those skilled in the art that fig. 1 is merely an example of an endoscopic imaging system 1000 and is not limiting of the endoscopic imaging system 1000, and that the endoscopic imaging system 1000 may include more or fewer components than shown in fig. 1, or certain components may be combined, or different components.
In one embodiment, the light source host 10 is used to provide illumination light to the site 100 to be observed. The light source host 10 includes a white light source (visible light source) and an excitation light source (laser illumination source, for example, near infrared light) corresponding to the fluorescent agent.
In one embodiment, a processor is disposed within the camera host 50 and connected to the endoscope camera 40 via a cable 71, and the processor acquires the image signals output by the camera and processes the image signals to output a white light image or a fluorescence image of the observed tissue. The obtained image signal can be a single white light signal and a fluorescence signal, or can be an image signal obtained by combining the white light signal and the fluorescence signal.
The embodiment of the application also provides a medical endoscope light source host, which can be applied to the endoscope image pickup system provided by any embodiment.
As shown in fig. 2-3, the endoscope light source host includes a housing 106, a heat dissipation component mounting position 105 for mounting a heat dissipation component and a control component mounting position 104 for mounting a control component are provided in the housing 106, and further includes a light path component mounting position 101 and a reserved expansion component mounting position, the light path component mounting position 101 is used for mounting a light path component, a light path mounting seat is provided on the light path component mounting position 101, a first light input interface 1012a, a second light input interface 1012b and a light output interface 1018 are provided on the light path mounting seat, the first light input interface 1012a is used for docking a first light emitting unit 1011a so that a first type of illumination light emitted by the first light emitting unit 1011a is input by the first light input interface 1012a and output by the light output interface 1018, and a second type of illumination light emitted by the second light emitting unit 1011b is input by the second light input interface 1012b and output by the light output interface 1018; the expansion component mounting position 103 is used for optionally mounting first light emitting units 1011a with different wavebands, and the light path component mounting position 101, the heat dissipation component mounting position 105, the control component mounting position 104 and the expansion component mounting position 103 are distributed in the housing 106 in a preset positional relationship. The endoscope light source host provided by the embodiment fully utilizes the limited internal space, so that the light source host can realize the replacement of each internal module, is convenient to maintain, can better meet various use requirements, such as forming a platform product, and selectively installs corresponding components at the expansion component installation position 103 according to different configuration requirements. In one embodiment, the light path component mounting location 101, the heat dissipating component mounting location 105, and the expansion component mounting location 103 are disposed on the same side of the housing 106, while the control component mounting location 104 is disposed on the other side of the housing 106.
In one embodiment, the light path assembly, the heat dissipation assembly and the expansion assembly are disposed on the same support, so that a combination that can be integrally detached from the housing 106 can be formed to meet different light source requirements. As shown in fig. 2, in an embodiment, the layout manner of the light path component, the heat dissipation component and the expansion component is sequentially arranged, or the layout manner is in a delta shape, so that the structure of the three components is more compact and stable, and it is noted that the layout manner can also be in a step-shaped layout manner, etc., and the layout manner is not limited herein.
As shown in fig. 4-5, the endoscope light source host includes a light emitting unit, the light emitting unit generally belongs to a heating element, in order to ensure that heat generated by the light emitting unit is not accumulated in the endoscope light source host 10, and affect normal operation of other components, a heat dissipating component needs to be designed to conduct heat to the outside. The heat is conducted to the heat dissipation component by the light-emitting unit, and then is conducted to the outside of the host by the heat dissipation component. It should be noted that the heat dissipating assembly mounting location 105 in the embodiment of the present application includes at least two independent preset mounting spaces, and each independent mounting space is configured to set an independent heat sink 1051, so that the heat sink 1051 is separately disassembled and assembled. Further, the heat dissipation assembly further comprises a fan 1052 and an air duct board 1053, wherein the air duct board 1053 cooperates with the fan 1052 to form a heat dissipation channel, so that air flow formed by the fan 1052 during operation is led to the outside of the host machine through the heat dissipation channel. The heat sink 1051 and the light emitting unit are thermally coupled, and when the fan 1052 is disposed at a side of the heat sink 1051 remote from the heat dissipation path, the fan 1052 guides heat to the heat dissipation path by blowing; when the fan 1052 is disposed on a side of the heat sink 1051 adjacent to the heat dissipation channel, the fan 1052 draws air to conduct heat into the heat dissipation channel. In one embodiment, the fan 1052 includes a plurality of fans 1052, the plurality of fans 1052 collectively forming a heat dissipation channel. Further, the heat sink assembly also includes a heat sink substrate 1054 and a heat pipe 1055, the heat sink substrate 1054 and/or the heat pipe 1055 being thermally coupled to the light emitting unit, the heat sink substrate 1054 being thermally coupled to the light emitting unit. Heat pipe 1055 is disposed between heat dissipating substrate 1054 and heat sink 1051 such that heat dissipating substrate 1054 and heat sink 1051 are thermally coupled by heat pipe 1055. Through the above scheme, heat is generated by the heating element, transferred to the radiating substrate 1054, then transferred to the radiator 1051 through the heat pipe 1055, finally diffused to the outside through the radiator 1051, and the fan 1052 is additionally arranged beside the radiator 1051, so that the radiating efficiency can be accelerated.
The heat dissipation assembly mounting position 105 may include a first heat dissipation assembly mounting position and a second heat dissipation assembly mounting position, where the first heat dissipation assembly mounting position and the second heat dissipation assembly mounting position are respectively provided with a first heat dissipation assembly and a second heat dissipation assembly that are independent of each other, and the first heat dissipation assembly and the second heat dissipation assembly may be respectively disassembled and assembled, and are independently used. The user is provided with a plurality of choices, when the heating value is less, the first/second heat dissipation assembly can be selected to be used independently, and when the heating value is more, the first heat dissipation assembly and the second heat dissipation assembly are simultaneously started, wherein the first heat dissipation assembly comprises a first heat radiator 1051a and a first heat pipe 1055a, and the second heat dissipation assembly comprises a second heat radiator 1051b and a second heat pipe 1055b. The embodiment provides a platform product, and the corresponding quantity of heat dissipation components can be installed according to different light source configurations, and the configuration is selected according to requirements, so that the cost is reduced, and the upgrading is convenient.
In an embodiment, the first heat spreader 1051a and the second heat spreader 1051b are arranged side by side, and the first heat pipe 1055a and the second heat pipe 1055b are respectively arranged at different sides of the first heat spreader 1051a and the second heat spreader 1051b, so that heat can be dispersed, and the heat pipes 1055 are prevented from being gathered together to affect each other.
In an embodiment, the partial pipe sections of the first heat pipe 1055a and the second heat pipe 1055b are respectively disposed in the first radiator 1051a and the second radiator 1051b in a penetrating manner, so that the thermal coupling area of the heat pipe 1055 and the radiator 1051 can be increased, and the heat conduction efficiency can be improved.
In one embodiment, the light emitting units include a first light emitting unit 1011a and a second light emitting unit 1011b, the first light emitting unit 1011a being thermally coupled to a first heat pipe 1055a, the second light emitting unit 1011b being thermally coupled to a second heat pipe 1055 b. Further, a first substrate is disposed between the first light emitting unit 1011a and the first heat pipe 1055a, and a second substrate is disposed between the second light emitting unit 1011b and the second heat pipe 1055b, and the first substrate and the second substrate are respectively in direct contact with and thermally coupled to the first light emitting unit 1011a and the second light emitting unit 1011 b. In one embodiment, the first/second substrates may be made of other materials with higher thermal conductivity, such as vapor chamber.
It should be noted that the heat dissipation scheme disclosed in the present application is not only applicable to a scenario where the heat generating source is a light emitting unit, but in other embodiments, the heat generating source may also be other elements.
As shown in fig. 5-7, the embodiment of the present application further provides an optical path scheme, which can meet the requirement of free combination of a plurality of different light sources. The endoscope light source host 10 includes a housing 106 and an optical path mount; the light path mounting seat is arranged inside the shell 106; the optical path installation seat is internally provided with an optical path channel, and an optical element is arranged in the optical path channel; the optical path mounting seat is provided with a first optical input interface 1012a and a second optical input interface 1012b, the first optical input interface 1012a is provided with a first light emitting unit 1011a, the first light emitting unit 1011a is used for emitting illumination light of a first kind, and the illumination light of the first kind is input into an optical path channel in the optical path component mounting position 101 through the first optical input interface 1012 a; when the second light input interface 1012b is provided with the second light emitting unit 1011b, the second light input interface 1012b receives the illumination light of the second kind emitted by the second light emitting unit 1011b, and the illumination light of the second kind is input into the optical path channel via the second light input interface 1012b; or when the light blocking cover 1020 is disposed on the second optical input interface 1012b, the light blocking cover 1020 is used to shield the second optical input interface 1012b; the light output interface 1018 is for outputting illumination light including illumination light of a first kind, or mixed light including illumination light of a first kind and illumination light of a second kind. In an embodiment, when the first light emitting unit 1011a is disposed on the first light input interface 1012a, the light path channel in the light path mount is isolated from the external environment; when the second light emitting unit 1011b or the light blocking cover 1020 is disposed on the second light input interface 1012b, the light path channel is optically isolated from the external environment.
In one embodiment, the first light emitting unit 1011a is integrally detachably disposed on the first light input interface 1012 a. In an embodiment, the optical assembly may further include a plurality of independent light emitting units, where the plurality of independent light emitting units are respectively and detachably disposed on the light path mounting base, and the plurality of independent light emitting units may emit a plurality of types of illumination light, where the plurality of types of illumination light are coupled and output by the light output interface 1018, and the plurality of types of illumination light may be illumination light with different spectral bands, such as visible light or excitation light.
In one embodiment, the first light emitting unit 1011a is an LED light source, and the second light emitting unit 1011b is a laser light source or an LED light source. In another embodiment, the first light emitting unit 1011a is a white light source and the second light emitting unit 1011b is a fluorescent light source. In one embodiment, the first light emitting unit 1011a is disposed on the expansion component mounting location 103, and the second light emitting unit 1011b is disposed on the light path component mounting location 101. In an embodiment, the illumination light is a mixed illumination light obtained by mixing the illumination light of the first type and the illumination light of the second type, or the illumination light is a single illumination light which is alternately output by time-sharing the illumination light of the first type and the illumination light of the second type. Further, the first light emitting unit 1011a and the second light emitting unit 1011b operate simultaneously or alternately in a time-sharing manner.
In an embodiment, the optical path component mounting location 101 includes a first optical path mounting block 1017a and a second optical path mounting block 1017b, the first optical input interface 1012a being disposed on the first optical path mounting block 1017 a; the second optical input interface 1012b is disposed on the second optical path mount 1017 b; the first optical path mount 1017a is detachably and fixedly connected with the second optical path mount 1017 b. Further, the second optical path mount 1017b is provided with an optical output interface 1018, and a central axis of a channel of the optical output interface 1018 is parallel to a central axis of a channel of the first optical input interface 1012a, and a central axis of a channel of the second optical input interface 1012b is perpendicular to a central axis of a channel of the optical output interface 1018. In another embodiment, the optical axis of the illumination light of the first kind is arranged coaxially with the first light input interface 1012a and the optical axis of the illumination light of the second kind is arranged coaxially with the second light input interface 1012 b. In another embodiment, the optical axis of the first type of illumination light emitted by the first light emitting unit 1011a is parallel to the optical axis of the illumination light, and the optical axis of the second type of illumination light emitted by the second light emitting unit 1011b is perpendicular to the optical axis of the illumination light.
In an embodiment, the optical path assembly further includes a light splitting device 1019, where the light splitting device 1019 is disposed between the first optical path mounting seat 1017a and the second optical path mounting seat 1017b, and the light splitting device 1019 is configured to transmit the illumination light of the first type and reflect the illumination light of the second type, so that the first illumination light path and the second illumination light path are in the same direction. Further, the spectroscopic means 1019 may be a dichroic mirror. Of course, other devices that can be used for splitting light can also be used in the present solution.
As shown in fig. 7, in an embodiment, the optical path assembly further includes a first optical element detachably disposed on the first optical path mount 1017a, the first optical element including a first lens barrel 1013a, a first lens 1014a, and a first filter 1015a; the first lens 1014a is detachably and fixedly connected with the first barrel 1013 a; the illumination light of the first kind emitted by the first light emitting unit 1011a sequentially passes through the first lens 1014a, the first filter 1015a to the light output interface 1018; or/and, the optical element further includes a second optical element detachably disposed on the second optical path mount 1017b, the second optical element including a second lens barrel 1013b, a second lens 1014b, and a second filter 1015b; the second lens 1014b is detachably and fixedly connected with the second barrel 1013 b; the illumination light of the second type emitted by the second light emitting unit 1011b sequentially passes through the second lens 1014b, the second filter 1015b, and the light output interface 1018. Further, the first optical filter 1015a and the first barrel 1013a are screwed; or/and the second optical filter 1015b and the second lens barrel 1013b are/is screwed, or a conventional glue assembly method or other connection methods can be used, but preferably screwed, the glue curing time can be omitted, and the disassembly and maintenance are convenient.
In an embodiment, the outer wall of the first lens barrel 1013a has a protruding abutting portion, the first optical path mounting seat 1017a is provided with a limiting structure adapted to the abutting portion, and the abutting portion is disposed in the limiting structure, so that the first lens barrel 1013a is mounted on the first mounting seat; or/and, the outer wall of the second lens barrel 1013b is provided with a protruding abutting part, the second mounting seat is provided with a limiting structure matched with the abutting part, and the abutting part is arranged in the limiting structure, so that the second lens barrel 1013b is mounted on the second mounting seat.
In an embodiment, the first optical element further includes a first pressing element 1016a, where the first pressing element 1016a is disposed at one end of the first lens barrel 1013a, and provides a pressing force for the first lens barrel 1013a to press the first optical path mount 1017 a;
alternatively or in addition, the second optical element further includes a second pressing element 1016b, where the second pressing element 1016b is disposed at one end of the second lens barrel 1013b, and provides a pressing force for the second lens barrel 1013b to press against the second optical path mount 1017 b. Further, the pressing element is preferably a pressing ring, and the pressing ring and the lens barrel can be connected by threads, so that the pressing ring is convenient to detach, replace and maintain. Furthermore, the optical filter and the lens barrel are in threaded connection, so that the pressing ring, the lens barrel and the optical filter form a whole, and the optical filter can be detached at the same time, so that the assembly is convenient, and the efficiency is improved.
The embodiment provides a light source host comprising light intensity detection, wherein the light source host comprises a shell 106, a light path mounting seat, a spectroscope and a light intensity detector 1021; the light path mounting seat is arranged in the shell 106, and a light path channel is arranged in the shell 106; the optical path mounting seat is provided with a first optical input interface 1012a and a second optical input interface 1012b, the first optical input interface 1012a and the second optical input interface 1012b are respectively connected to a first light emitting unit 1011a and a second light emitting unit 1011b, and the first light emitting unit 1011a and the second light emitting unit 1011b are used for outputting first illumination light and second illumination light; the spectroscope is arranged in the light path channel; the light intensity detector 1021 is disposed within the optical path, at least a portion of the first illumination light emitted by the first light emitting unit 1011a is reflected into the light intensity detector 1021 via the beam splitter, and at least a portion of the second illumination light emitted by the second light emitting unit 1011b is transmitted into the light intensity detector 1021 via the beam splitter. The light intensity detector 1021 is added in the light source host, so that the light source intensity can be monitored in real time or in a gap mode, and the light source intensity is fed back to the control assembly, so that the stability of the light source intensity is ensured.
In an embodiment, the optical path mount includes a first optical path mount 1017a and a second optical path mount 1017b, the first optical input interface 1012a being disposed on the first optical path mount 1017a, the second optical input interface 1012b being disposed on the second optical path mount 1017 b; the first optical path mounting seat 1017a and the second optical path mounting seat 1017b are detachably and fixedly connected; the spectroscope is arranged between the first optical path mounting seat 1017a and the second optical path mounting seat 1017 b; further, the light intensity detecting means is provided on the first optical path mount 1017a, and the light output interface 1018 is provided on the second optical path mount 1017 b.
In an embodiment, the light intensity detector 1021 is provided with at least two different filters 1023, where the at least two different filters 1023 are used to filter different spectral bands, and the at least two different filters 1023 correspond to the first illumination light and the second illumination light.
In one embodiment, the light intensity detector 1021 includes at least two light intensity detection plates for detecting the first illumination light and the second illumination light, respectively. Further, the light intensity detection plates are respectively provided with different optical filters 1023 for filtering different spectrum bands, and further, the light intensity detection plates are all positioned on the same side of the spectroscope.
As shown in fig. 8-9, the present embodiment provides a light source host with a light guide beam fixing device, where the light source host includes a housing, a light emitting unit, a light path component, and a light guide beam; the light-emitting unit and the light path component are arranged in the shell; the light path component comprises an optical input interface and a first interface 1022, the light emitting unit corresponds to the optical input interface, and the emitted light emitted by the light emitting unit enters the light path component through the optical input interface and is output by the first interface 1022 after passing through the optical element; one end of the light guide beam is provided with a first connector 201 matched with the light output interface 1018, the light output interface 1018 is provided with an elongated channel matched with the first connector, and the light output interface 1018 is spliced with the first connector 201; at least one interference 1024 protruding from the inner surface of the light output interface 1018 is disposed within the light output interface 1018; the interference 1024 contacts the first connector 201 and provides a force to the first connector 201 that biases the first connector 201 away from the central axis of the channel.
In one embodiment, the interference 1024 includes an elastic member that provides a force to the first connector 201 by elastic deformation that biases the first connector 201 away from the central axis of the channel. Further, the spring includes a contact portion 1024a and a telescoping portion 1024b, the contact portion 1024a directly contacting the first connector 201, the contact portion 1024a providing a force to deflect the first connector 201 from the central axis of the channel. Further, the contact portion 1024a and the expansion portion 1024b may be integrally formed.
Further, the contact portion 1024a may be designed as a sphere, and the expansion portion 1024b is a spring. It should be noted that the contact 1024a may also be a cylinder or other irregular shape, which is not limited herein. Still further, the elastic member further includes a base 1024c, and one end of the expansion portion 1024b is fixed to the base 1024 c. The preferred embodiment may use a compression spring screw as base 1024c with telescoping portion 1024b disposed within the compression spring screw.
In one embodiment, the interference members 1024 include at least two interference members 1024, the at least two interference members 1024 are disposed at a predetermined distance, and the at least two interference members 1024 are disposed on the same channel section.
In one embodiment, any two of the at least two abutments 1024 each provide an included angle of 0 ° to 180 ° in the direction of the force that deflects the first connector 201 from the central axis of the channel.
In one embodiment, the central axis of the channel is disposed perpendicular to the force provided by the interference 1024 that biases the first connector 201 away from the central axis of the channel.
In one embodiment, the channel includes a mounting slot or hole therein, the central axis of the mounting slot or hole being perpendicular to the central axis of the channel, and the interference 1024 is disposed in the mounting slot or hole.
In one embodiment, the channel includes at least two mounting slots or holes, the central axes of which are on the same plane. Further, the included angle of the central axes of the at least two mounting grooves or mounting holes is 0 ° to 180 °.
In one embodiment, the resultant force provided to the first connector 201 by the at least two interference members 1024 that deflects the first connector 201 away from the central axis of the channel causes the optical path of the first connector 201 to be coaxial with the optical path of the optical output interface 1018.
In any of the above embodiments, the light source host further includes a locking structure disposed on the light output interface 1018 for applying a locking force to the light guide beam.
The above partial embodiments may be combined as desired. Meanwhile, the above embodiments are provided for illustrating the present utility model by using specific examples, and are only for aiding in understanding the present utility model, not for limiting the present utility model. Several simple deductions, modifications or substitutions may also be made by a person skilled in the art to which the utility model pertains, based on the idea of the utility model.

Claims (29)

1. The endoscope light source host is characterized by comprising a shell, wherein a heat dissipation assembly installation position and a control assembly installation position are arranged in the shell; the heat dissipation assembly installation position is used for installing a heat dissipation assembly, and the control assembly installation position is used for installing a control assembly;
the light source host also comprises a light path component installation position and a reserved expansion component installation position, wherein the light path component installation position is used for installing a light path component, a light path installation seat is arranged on the light path component installation position, the light path installation seat comprises a first light input interface, a second light input interface and a light output interface, and the first light input interface is used for butting a first light emitting unit so as to input a first type of illumination light emitted by the first light emitting unit through the first light input interface and output the illumination light through the light output interface; the expansion assembly mounting position is used for selectively mounting a second light-emitting unit, and illumination light of a second type emitted by the second light-emitting unit is input by the second light input interface and output by the light output interface; the light path component installation position, the heat dissipation component installation position, the control component installation position and the expansion component installation position are distributed in the shell in a preset position relation.
2. The endoscope light source host computer of claim 1 wherein the light path component mounting location, the heat sink component mounting location and the expansion component mounting location are disposed on the same side of the housing and the control component mounting location is disposed on the other side of the housing.
3. The endoscope light source host computer of claim 1 wherein the light path assembly, the heat dissipation assembly and the expansion assembly are disposed on the same support frame, thereby forming a combination that is integrally removable from the housing.
4. The endoscope light source host computer of claim 1, wherein the layout mode of the light path component, the heat dissipation component and the expansion component is orderly arranged or delta-shaped arranged.
5. The endoscope light source host computer of claim 1 wherein the heat sink assembly mounted on the heat sink assembly mounting location is thermally coupled to the light emitting unit.
6. The endoscope light source host computer of claim 5 wherein the heat sink assembly further comprises a heat sink, a fan and a duct board, the duct board cooperating with the fan to form a heat sink channel such that air flow created by operation of the fan is directed out of the host computer via the heat sink channel.
7. The endoscope light source host computer of claim 6 wherein the fan comprises a plurality of fans that cooperate with the air duct board to form a heat dissipation channel.
8. The endoscope light source host computer of claim 5 wherein the heat sink assembly further comprises a heat sink substrate and a heat pipe, the heat sink substrate and/or the heat pipe thermally coupled to the light emitting unit.
9. The endoscope light source host computer of any one of claims 5-8, wherein the heat sink assembly mounting location comprises a first heat sink mounting location and a second heat sink mounting location for mounting a first heat sink and a second heat sink, respectively; the first radiator and the second radiator are mutually independent and can be independently disassembled and assembled.
10. The endoscope light source host computer of claim 1, wherein when the second light input interface is provided with the second light emitting unit, the second light input interface receives a second kind of illumination light emitted by the second light emitting unit, the second kind of illumination light being input into an optical path channel in the optical path component mounting position via the second light input interface; or when the second optical input interface is provided with a light blocking cover, the light blocking cover is used for shielding the second optical input interface; the light output interface is for outputting illumination light comprising the first kind of illumination light or comprising a mixture of the first kind of illumination light and the second kind of illumination light.
11. The endoscope light source host computer of claim 10 wherein the first light emitting unit is an LED light source; the second light-emitting unit is a laser light source or an LED light source.
12. The endoscope light source host computer of claim 10 wherein the first light emitting unit is a white light source; the second light-emitting unit is a fluorescent light source.
13. The endoscope light source host computer of claim 10 wherein the first light emitting unit is disposed on an optical path component mounting location and the second light emitting unit is disposed on an expansion component mounting location.
14. The endoscope light source host computer of claim 10 wherein the illumination light is a mixed illumination light obtained by mixing the illumination light of the first type and the illumination light of the second type, or the illumination light is a single illumination light which is alternately output in a time-sharing manner.
15. The endoscope light source host computer of claim 10 wherein the light path mount comprises a first light path mount and a second light path mount, the first light input interface being disposed on the first light path mount; the second optical input interface is arranged on the second optical path mounting seat; the first light path installation seat and the second light path installation seat are detachably and fixedly connected.
16. The endoscope light source host computer of claim 15 wherein the second light path mount is provided with the light output interface, a central axis of a channel of the light output interface is parallel to a central axis of a channel of the first light input interface, and a central axis of a channel of the second light input interface is perpendicular to a central axis of a channel of the light output interface.
17. The endoscope light source host computer of claim 15 wherein the light path assembly further comprises a first optical element detachably disposed on the first light path mount, the first optical element comprising a first barrel, a first lens, and a first filter; the first lens is detachably and fixedly connected with the first lens barrel; the first type of illumination light emitted by the first light-emitting unit sequentially passes through the first lens and the first optical filter to the light output interface; or/and, the optical element further comprises a second optical element, the second optical element is detachably arranged on the second light path mounting seat, and the second optical element comprises a second lens barrel, a second lens and a second optical filter; the second lens is detachably and fixedly connected with the second lens barrel; the second type of illumination light emitted by the second light emitting unit sequentially passes through the second lens and the second optical filter to the light output interface.
18. The endoscope light source host computer of claim 1 wherein the light path assembly comprises a beam splitter and a light intensity detector; the light path component installation position is arranged in the shell, and a light path channel is arranged in the light path component installation position; the light path component mounting position is also provided with a light output interface for outputting illumination light, and the illumination light comprises first illumination light or/and second illumination light; the spectroscope is arranged in the light path channel; the light intensity detector is arranged in the light path channel, at least part of the first illumination light emitted by the first light-emitting unit is reflected into the light intensity detector through the spectroscope, and at least part of the second illumination light emitted by the second light-emitting unit is transmitted into the light intensity detector through the spectroscope.
19. The endoscope light source host computer of claim 18 wherein the light path assembly mounting location comprises a first light path mounting seat and a second light path mounting seat, the first light input interface being disposed on the first light path mounting seat and the second light input interface being disposed on the second light path mounting seat; the first light path installation seat and the second light path installation seat are detachably and fixedly connected; the spectroscope is arranged between the first light path installation seat and the second light path installation seat, the light intensity detection device is arranged on the first light path installation seat, and the light output interface is arranged on the second light path installation seat.
20. The endoscope light source host computer of claim 18 wherein at least two different filters are provided on the light intensity detector, the at least two different filters being respectively configured to filter different spectral bands, the at least two different filters corresponding to the first illumination light and the second illumination light.
21. The endoscope light source host computer of any one of claims 18-20 wherein the light intensity detector comprises at least two light intensity detection plates for detecting the first illumination light and the second illumination light, respectively.
22. The endoscope light source host computer of claim 21 wherein the at least two light intensity detection plates are each provided with a filter.
23. An endoscope light source host computer as in claim 22 wherein the at least two light intensity detection plates are located on the same side of the beam splitter.
24. The endoscope light source host computer of claim 1, further comprising a light guide beam; one end of the light guide beam is provided with a first connector matched with the light output interface, the light output interface is provided with an elongated channel matched with the first connector, and the light output interface is spliced with the first connector; at least one abutting piece protruding out of the inner surface of the light output interface is arranged in the light output interface; the interference member contacts the first connector and provides a force to the first connector that biases the first connector away from the central axis of the passageway.
25. The endoscope light source host computer of claim 24 wherein the interference member comprises a resilient member that provides a force to the first connector by elastic deformation that deflects the first connector away from the central axis of the channel.
26. The endoscope light source host computer of claim 24 wherein the interference member comprises at least two interference members, the at least two interference members are disposed at a predetermined distance apart, and the at least two interference members are disposed on the same channel cross section.
27. The endoscope light source host computer of claim 26 wherein the resultant force provided by the at least two interference members to the first connector to deflect the first connector from the central axis of the channel causes the first connector to remain on the central axis of the channel or the first connector to deflect from the central axis of the channel.
28. The endoscope light source host computer of any one of claims 24-27, further comprising a locking structure disposed on the light output interface for imparting a locking force to the light guide beam.
29. An imaging system comprising the endoscope light source host of any one of claims 1-28, an imaging host, a cable, and an endoscope, the endoscope light source host being connected to the endoscope, the endoscope being connected to the imaging host via the cable.
CN202320495195.6U 2023-03-10 2023-03-10 Endoscope light source host and camera shooting system thereof Active CN220588237U (en)

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CN202320495195.6U CN220588237U (en) 2023-03-10 2023-03-10 Endoscope light source host and camera shooting system thereof

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